#include <stdarg.h>
#include <math.h>
#include <limits.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "wingdi.h"
#include "wine/unicode.h"
#include "objbase.h"
#include "ocidl.h"
#include "olectl.h"
#include "ole2.h"
#include "winreg.h"
#include "shlwapi.h"
#include "gdiplus.h"
#include "gdiplus_private.h"
#include "wine/debug.h"
#include "wine/list.h"

Include dependency graph for graphics.c:

Classes
struct	_GraphicsContainerItem

struct	measure_ranges_args

struct	measure_string_args

struct	draw_string_args

Macros
#define	COBJMACROS

#define	GDIP_CONTID_STEP 64

#define	GDIP_GET_NEW_CONTID_FOR(pGpGraphics) (UINT)(InterlockedExchangeAdd(&g_priv_contid,GDIP_CONTID_STEP))

#define	fmax max

#define	ANCHOR_WIDTH (2.0)

#define	MAX_ITERS (50)

Typedefs
typedef enum GraphicsContainerType	GraphicsContainerType

typedef struct _GraphicsContainerItem	GraphicsContainerItem

Enumerations
enum	GraphicsContainerType { BEGIN_CONTAINER , SAVE_GRAPHICS }

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (gdiplus)

static GpStatus	draw_driver_string (GpGraphics graphics, GDIPCONST UINT16 text, INT length, GDIPCONST GpFont font, GDIPCONST GpStringFormat format, GDIPCONST GpBrush brush, GDIPCONST PointF positions, INT flags, GDIPCONST GpMatrix *matrix)

static BYTE	convert_path_point_type (BYTE type)

static COLORREF	get_gdi_brush_color (const GpBrush *brush)

static HBITMAP	create_hatch_bitmap (const GpHatch *hatch)

static GpStatus	create_gdi_logbrush (const GpBrush brush, LOGBRUSH lb)

static GpStatus	free_gdi_logbrush (LOGBRUSH *lb)

static HBRUSH	create_gdi_brush (const GpBrush *brush)

static INT	prepare_dc (GpGraphics graphics, GpPen pen)

static void	restore_dc (GpGraphics *graphics, INT state)

static void	round_points (POINT pti, GpPointF ptf, INT count)

static void	gdi_alpha_blend (GpGraphics *graphics, INT dst_x, INT dst_y, INT dst_width, INT dst_height, HDC hdc, INT src_x, INT src_y, INT src_width, INT src_height)

static GpStatus	get_clip_hrgn (GpGraphics graphics, HRGN hrgn)

static GpStatus	alpha_blend_bmp_pixels (GpGraphics graphics, INT dst_x, INT dst_y, const BYTE src, INT src_width, INT src_height, INT src_stride, const PixelFormat fmt)

static GpStatus	alpha_blend_hdc_pixels (GpGraphics graphics, INT dst_x, INT dst_y, const BYTE src, INT src_width, INT src_height, INT src_stride, PixelFormat fmt)

static GpStatus	alpha_blend_pixels_hrgn (GpGraphics graphics, INT dst_x, INT dst_y, const BYTE src, INT src_width, INT src_height, INT src_stride, HRGN hregion, PixelFormat fmt)

static GpStatus	alpha_blend_pixels (GpGraphics graphics, INT dst_x, INT dst_y, const BYTE src, INT src_width, INT src_height, INT src_stride, PixelFormat fmt)

static ARGB	blend_colors_premult (ARGB start, ARGB end, REAL position)

static ARGB	blend_colors (ARGB start, ARGB end, REAL position)

static ARGB	blend_line_gradient (GpLineGradient *brush, REAL position)

static BOOL	round_color_matrix (const ColorMatrix *matrix, int values[5][5])

static ARGB	transform_color (ARGB color, int matrix[5][5])

static BOOL	color_is_gray (ARGB color)

PixelFormat	apply_image_attributes (const GpImageAttributes *attributes, LPBYTE data, UINT width, UINT height, INT stride, ColorAdjustType type, PixelFormat fmt)

static void	get_bitmap_sample_size (InterpolationMode interpolation, WrapMode wrap, GpBitmap bitmap, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, GpRect rect)

static ARGB	sample_bitmap_pixel (GDIPCONST GpRect src_rect, LPBYTE bits, UINT width, UINT height, INT x, INT y, GDIPCONST GpImageAttributes attributes)

static int	positive_ceilf (float f)

static ARGB	resample_bitmap_pixel (GDIPCONST GpRect src_rect, LPBYTE bits, UINT width, UINT height, GpPointF point, GDIPCONST GpImageAttributes *attributes, InterpolationMode interpolation, PixelOffsetMode offset_mode)

static ARGB	resample_bitmap_pixel_premult (GDIPCONST GpRect src_rect, LPBYTE bits, UINT width, UINT height, GpPointF point, GDIPCONST GpImageAttributes *attributes, InterpolationMode interpolation, PixelOffsetMode offset_mode)

static REAL	intersect_line_scanline (const GpPointF p1, const GpPointF p2, REAL y)

static BOOL	brush_can_fill_path (GpBrush *brush, BOOL is_fill)

static GpStatus	brush_fill_path (GpGraphics graphics, GpBrush brush)

static BOOL	brush_can_fill_pixels (GpBrush *brush)

static GpStatus	brush_fill_pixels (GpGraphics graphics, GpBrush brush, DWORD argb_pixels, GpRect fill_area, UINT cdwStride)

static void	draw_cap (GpGraphics graphics, COLORREF color, GpLineCap cap, REAL size, const GpCustomLineCap custom, REAL x1, REAL y1, REAL x2, REAL y2)

static void	shorten_line_percent (REAL x1, REAL y1, REAL x2, REAL y2, REAL percent)

static void	shorten_line_amt (REAL x1, REAL y1, REAL x2, REAL y2, REAL amt)

static void	shorten_bezier_amt (GpPointF *pt, REAL amt, BOOL rev)

static GpStatus	draw_poly (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF pt, GDIPCONST BYTE types, INT count, BOOL caps)

GpStatus	trace_path (GpGraphics graphics, GpPath path)

static GpStatus	init_container (GraphicsContainerItem *container, GDIPCONST GpGraphics graphics, GraphicsContainerType type)

static void	delete_container (GraphicsContainerItem *container)

static GpStatus	restore_container (GpGraphics graphics, GDIPCONST GraphicsContainerItem container)

static GpStatus	get_graphics_device_bounds (GpGraphics graphics, GpRectF rect)

static GpStatus	get_graphics_bounds (GpGraphics graphics, GpRectF rect)

static GpStatus	get_visible_clip_region (GpGraphics graphics, GpRegion rgn)

void	get_log_fontW (const GpFont font, GpGraphics graphics, LOGFONTW *lf)

static void	get_font_hfont (GpGraphics graphics, GDIPCONST GpFont font, GDIPCONST GpStringFormat format, HFONT hfont, GDIPCONST GpMatrix *matrix)

GpStatus WINGDIPAPI	GdipCreateFromHDC (HDC hdc, GpGraphics **graphics)

static void	get_gdi_transform (GpGraphics graphics, GpMatrix matrix)

GpStatus WINGDIPAPI	GdipCreateFromHDC2 (HDC hdc, HANDLE hDevice, GpGraphics **graphics)

GpStatus	graphics_from_image (GpImage image, GpGraphics *graphics)

GpStatus WINGDIPAPI	GdipCreateFromHWND (HWND hwnd, GpGraphics **graphics)

GpStatus WINGDIPAPI	GdipCreateFromHWNDICM (HWND hwnd, GpGraphics **graphics)

GpStatus WINGDIPAPI	GdipCreateStreamOnFile (GDIPCONST WCHAR filename, UINT access, IStream *stream)

GpStatus WINGDIPAPI	GdipDeleteGraphics (GpGraphics *graphics)

GpStatus WINGDIPAPI	GdipDrawArc (GpGraphics graphics, GpPen pen, REAL x, REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipDrawArcI (GpGraphics graphics, GpPen pen, INT x, INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipDrawBezier (GpGraphics graphics, GpPen pen, REAL x1, REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)

GpStatus WINGDIPAPI	GdipDrawBezierI (GpGraphics graphics, GpPen pen, INT x1, INT y1, INT x2, INT y2, INT x3, INT y3, INT x4, INT y4)

GpStatus WINGDIPAPI	GdipDrawBeziers (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipDrawBeziersI (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipDrawClosedCurve (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipDrawClosedCurveI (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipDrawClosedCurve2 (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count, REAL tension)

GpStatus WINGDIPAPI	GdipDrawClosedCurve2I (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count, REAL tension)

GpStatus WINGDIPAPI	GdipDrawCurve (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipDrawCurveI (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipDrawCurve2 (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count, REAL tension)

GpStatus WINGDIPAPI	GdipDrawCurve2I (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count, REAL tension)

GpStatus WINGDIPAPI	GdipDrawCurve3 (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count, INT offset, INT numberOfSegments, REAL tension)

GpStatus WINGDIPAPI	GdipDrawCurve3I (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count, INT offset, INT numberOfSegments, REAL tension)

GpStatus WINGDIPAPI	GdipDrawEllipse (GpGraphics graphics, GpPen pen, REAL x, REAL y, REAL width, REAL height)

GpStatus WINGDIPAPI	GdipDrawEllipseI (GpGraphics graphics, GpPen pen, INT x, INT y, INT width, INT height)

GpStatus WINGDIPAPI	GdipDrawImage (GpGraphics graphics, GpImage image, REAL x, REAL y)

GpStatus WINGDIPAPI	GdipDrawImageI (GpGraphics graphics, GpImage image, INT x, INT y)

GpStatus WINGDIPAPI	GdipDrawImagePointRect (GpGraphics graphics, GpImage image, REAL x, REAL y, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, GpUnit srcUnit)

GpStatus WINGDIPAPI	GdipDrawImagePointRectI (GpGraphics graphics, GpImage image, INT x, INT y, INT srcx, INT srcy, INT srcwidth, INT srcheight, GpUnit srcUnit)

GpStatus WINGDIPAPI	GdipDrawImagePoints (GpGraphics graphics, GpImage image, GDIPCONST GpPointF *dstpoints, INT count)

GpStatus WINGDIPAPI	GdipDrawImagePointsI (GpGraphics graphics, GpImage image, GDIPCONST GpPoint *dstpoints, INT count)

static BOOL CALLBACK	play_metafile_proc (EmfPlusRecordType record_type, unsigned int flags, unsigned int dataSize, const unsigned char pStr, void userdata)

GpStatus WINGDIPAPI	GdipDrawImagePointsRect (GpGraphics graphics, GpImage image, GDIPCONST GpPointF points, INT count, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes imageAttributes, DrawImageAbort callback, VOID *callbackData)

GpStatus WINGDIPAPI	GdipDrawImagePointsRectI (GpGraphics graphics, GpImage image, GDIPCONST GpPoint points, INT count, INT srcx, INT srcy, INT srcwidth, INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes imageAttributes, DrawImageAbort callback, VOID *callbackData)

GpStatus WINGDIPAPI	GdipDrawImageRectRect (GpGraphics graphics, GpImage image, REAL dstx, REAL dsty, REAL dstwidth, REAL dstheight, REAL srcx, REAL srcy, REAL srcwidth, REAL srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes imageattr, DrawImageAbort callback, VOID callbackData)

GpStatus WINGDIPAPI	GdipDrawImageRectRectI (GpGraphics graphics, GpImage image, INT dstx, INT dsty, INT dstwidth, INT dstheight, INT srcx, INT srcy, INT srcwidth, INT srcheight, GpUnit srcUnit, GDIPCONST GpImageAttributes imageAttributes, DrawImageAbort callback, VOID callbackData)

GpStatus WINGDIPAPI	GdipDrawImageRect (GpGraphics graphics, GpImage image, REAL x, REAL y, REAL width, REAL height)

GpStatus WINGDIPAPI	GdipDrawImageRectI (GpGraphics graphics, GpImage image, INT x, INT y, INT width, INT height)

GpStatus WINGDIPAPI	GdipDrawLine (GpGraphics graphics, GpPen pen, REAL x1, REAL y1, REAL x2, REAL y2)

GpStatus WINGDIPAPI	GdipDrawLineI (GpGraphics graphics, GpPen pen, INT x1, INT y1, INT x2, INT y2)

GpStatus WINGDIPAPI	GdipDrawLines (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipDrawLinesI (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count)

static GpStatus	GDI32_GdipDrawPath (GpGraphics graphics, GpPen pen, GpPath *path)

static GpStatus	SOFTWARE_GdipDrawThinPath (GpGraphics graphics, GpPen pen, GpPath *path)

static GpStatus	SOFTWARE_GdipDrawPath (GpGraphics graphics, GpPen pen, GpPath *path)

GpStatus WINGDIPAPI	GdipDrawPath (GpGraphics graphics, GpPen pen, GpPath *path)

GpStatus WINGDIPAPI	GdipDrawPie (GpGraphics graphics, GpPen pen, REAL x, REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipDrawPieI (GpGraphics graphics, GpPen pen, INT x, INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipDrawRectangle (GpGraphics graphics, GpPen pen, REAL x, REAL y, REAL width, REAL height)

GpStatus WINGDIPAPI	GdipDrawRectangleI (GpGraphics graphics, GpPen pen, INT x, INT y, INT width, INT height)

GpStatus WINGDIPAPI	GdipDrawRectangles (GpGraphics graphics, GpPen pen, GDIPCONST GpRectF *rects, INT count)

GpStatus WINGDIPAPI	GdipDrawRectanglesI (GpGraphics graphics, GpPen pen, GDIPCONST GpRect *rects, INT count)

GpStatus WINGDIPAPI	GdipFillClosedCurve2 (GpGraphics graphics, GpBrush brush, GDIPCONST GpPointF *points, INT count, REAL tension, GpFillMode fill)

GpStatus WINGDIPAPI	GdipFillClosedCurve2I (GpGraphics graphics, GpBrush brush, GDIPCONST GpPoint *points, INT count, REAL tension, GpFillMode fill)

GpStatus WINGDIPAPI	GdipFillClosedCurve (GpGraphics graphics, GpBrush brush, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipFillClosedCurveI (GpGraphics graphics, GpBrush brush, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipFillEllipse (GpGraphics graphics, GpBrush brush, REAL x, REAL y, REAL width, REAL height)

GpStatus WINGDIPAPI	GdipFillEllipseI (GpGraphics graphics, GpBrush brush, INT x, INT y, INT width, INT height)

static GpStatus	GDI32_GdipFillPath (GpGraphics graphics, GpBrush brush, GpPath *path)

static GpStatus	SOFTWARE_GdipFillPath (GpGraphics graphics, GpBrush brush, GpPath *path)

GpStatus WINGDIPAPI	GdipFillPath (GpGraphics graphics, GpBrush brush, GpPath *path)

GpStatus WINGDIPAPI	GdipFillPie (GpGraphics graphics, GpBrush brush, REAL x, REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipFillPieI (GpGraphics graphics, GpBrush brush, INT x, INT y, INT width, INT height, REAL startAngle, REAL sweepAngle)

GpStatus WINGDIPAPI	GdipFillPolygon (GpGraphics graphics, GpBrush brush, GDIPCONST GpPointF *points, INT count, GpFillMode fillMode)

GpStatus WINGDIPAPI	GdipFillPolygonI (GpGraphics graphics, GpBrush brush, GDIPCONST GpPoint *points, INT count, GpFillMode fillMode)

GpStatus WINGDIPAPI	GdipFillPolygon2 (GpGraphics graphics, GpBrush brush, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipFillPolygon2I (GpGraphics graphics, GpBrush brush, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipFillRectangle (GpGraphics graphics, GpBrush brush, REAL x, REAL y, REAL width, REAL height)

GpStatus WINGDIPAPI	GdipFillRectangleI (GpGraphics graphics, GpBrush brush, INT x, INT y, INT width, INT height)

GpStatus WINGDIPAPI	GdipFillRectangles (GpGraphics graphics, GpBrush brush, GDIPCONST GpRectF *rects, INT count)

GpStatus WINGDIPAPI	GdipFillRectanglesI (GpGraphics graphics, GpBrush brush, GDIPCONST GpRect *rects, INT count)

static GpStatus	GDI32_GdipFillRegion (GpGraphics graphics, GpBrush brush, GpRegion *region)

static GpStatus	SOFTWARE_GdipFillRegion (GpGraphics graphics, GpBrush brush, GpRegion *region)

GpStatus WINGDIPAPI	GdipFillRegion (GpGraphics graphics, GpBrush brush, GpRegion *region)

GpStatus WINGDIPAPI	GdipFlush (GpGraphics *graphics, GpFlushIntention intention)

GpStatus WINGDIPAPI	GdipGetClipBounds (GpGraphics graphics, GpRectF rect)

GpStatus WINGDIPAPI	GdipGetClipBoundsI (GpGraphics graphics, GpRect rect)

GpStatus WINGDIPAPI	GdipGetCompositingMode (GpGraphics graphics, CompositingMode mode)

GpStatus WINGDIPAPI	GdipGetCompositingQuality (GpGraphics graphics, CompositingQuality quality)

GpStatus WINGDIPAPI	GdipGetInterpolationMode (GpGraphics graphics, InterpolationMode mode)

GpStatus WINGDIPAPI	GdipGetNearestColor (GpGraphics graphics, ARGB argb)

GpStatus WINGDIPAPI	GdipGetPageScale (GpGraphics graphics, REAL scale)

GpStatus WINGDIPAPI	GdipGetPageUnit (GpGraphics graphics, GpUnit unit)

GpStatus WINGDIPAPI	GdipGetPixelOffsetMode (GpGraphics graphics, PixelOffsetMode mode)

GpStatus WINGDIPAPI	GdipGetSmoothingMode (GpGraphics graphics, SmoothingMode mode)

GpStatus WINGDIPAPI	GdipGetTextContrast (GpGraphics graphics, UINT contrast)

GpStatus WINGDIPAPI	GdipGetTextRenderingHint (GpGraphics graphics, TextRenderingHint hint)

GpStatus WINGDIPAPI	GdipGetVisibleClipBounds (GpGraphics graphics, GpRectF rect)

GpStatus WINGDIPAPI	GdipGetVisibleClipBoundsI (GpGraphics graphics, GpRect rect)

GpStatus WINGDIPAPI	GdipGetWorldTransform (GpGraphics graphics, GpMatrix matrix)

GpStatus WINGDIPAPI	GdipGraphicsClear (GpGraphics *graphics, ARGB color)

GpStatus WINGDIPAPI	GdipIsClipEmpty (GpGraphics graphics, BOOL res)

GpStatus WINGDIPAPI	GdipIsVisiblePoint (GpGraphics graphics, REAL x, REAL y, BOOL result)

GpStatus WINGDIPAPI	GdipIsVisiblePointI (GpGraphics graphics, INT x, INT y, BOOL result)

GpStatus WINGDIPAPI	GdipIsVisibleRect (GpGraphics graphics, REAL x, REAL y, REAL width, REAL height, BOOL result)

GpStatus WINGDIPAPI	GdipIsVisibleRectI (GpGraphics graphics, INT x, INT y, INT width, INT height, BOOL result)

GpStatus	gdip_format_string (HDC hdc, GDIPCONST WCHAR string, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, int ignore_empty_clip, gdip_format_string_callback callback, void *user_data)

static GpStatus	measure_ranges_callback (HDC hdc, GDIPCONST WCHAR string, INT index, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, INT lineno, const RectF bounds, INT underlined_indexes, INT underlined_index_count, void *user_data)

GpStatus WINGDIPAPI	GdipMeasureCharacterRanges (GpGraphics graphics, GDIPCONST WCHAR string, INT length, GDIPCONST GpFont font, GDIPCONST RectF layoutRect, GDIPCONST GpStringFormat stringFormat, INT regionCount, GpRegion *regions)

static GpStatus	measure_string_callback (HDC hdc, GDIPCONST WCHAR string, INT index, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, INT lineno, const RectF bounds, INT underlined_indexes, INT underlined_index_count, void *user_data)

GpStatus WINGDIPAPI	GdipMeasureString (GpGraphics graphics, GDIPCONST WCHAR string, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, RectF bounds, INT codepointsfitted, INT linesfilled)

static GpStatus	draw_string_callback (HDC hdc, GDIPCONST WCHAR string, INT index, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, INT lineno, const RectF bounds, INT underlined_indexes, INT underlined_index_count, void *user_data)

GpStatus WINGDIPAPI	GdipDrawString (GpGraphics graphics, GDIPCONST WCHAR string, INT length, GDIPCONST GpFont font, GDIPCONST RectF rect, GDIPCONST GpStringFormat format, GDIPCONST GpBrush brush)

GpStatus WINGDIPAPI	GdipResetClip (GpGraphics *graphics)

GpStatus WINGDIPAPI	GdipResetWorldTransform (GpGraphics *graphics)

GpStatus WINGDIPAPI	GdipRotateWorldTransform (GpGraphics *graphics, REAL angle, GpMatrixOrder order)

static GpStatus	begin_container (GpGraphics graphics, GraphicsContainerType type, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipSaveGraphics (GpGraphics graphics, GraphicsState state)

GpStatus WINGDIPAPI	GdipBeginContainer2 (GpGraphics graphics, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipBeginContainer (GpGraphics graphics, GDIPCONST GpRectF dstrect, GDIPCONST GpRectF srcrect, GpUnit unit, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipBeginContainerI (GpGraphics graphics, GDIPCONST GpRect dstrect, GDIPCONST GpRect srcrect, GpUnit unit, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipComment (GpGraphics graphics, UINT sizeData, GDIPCONST BYTE data)

static GpStatus	end_container (GpGraphics *graphics, GraphicsContainerType type, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipEndContainer (GpGraphics *graphics, GraphicsContainer state)

GpStatus WINGDIPAPI	GdipRestoreGraphics (GpGraphics *graphics, GraphicsState state)

GpStatus WINGDIPAPI	GdipScaleWorldTransform (GpGraphics *graphics, REAL sx, REAL sy, GpMatrixOrder order)

GpStatus WINGDIPAPI	GdipSetClipGraphics (GpGraphics graphics, GpGraphics srcgraphics, CombineMode mode)

GpStatus WINGDIPAPI	GdipSetCompositingMode (GpGraphics *graphics, CompositingMode mode)

GpStatus WINGDIPAPI	GdipSetCompositingQuality (GpGraphics *graphics, CompositingQuality quality)

GpStatus WINGDIPAPI	GdipSetInterpolationMode (GpGraphics *graphics, InterpolationMode mode)

GpStatus WINGDIPAPI	GdipSetPageScale (GpGraphics *graphics, REAL scale)

GpStatus WINGDIPAPI	GdipSetPageUnit (GpGraphics *graphics, GpUnit unit)

GpStatus WINGDIPAPI	GdipSetPixelOffsetMode (GpGraphics *graphics, PixelOffsetMode mode)

GpStatus WINGDIPAPI	GdipSetRenderingOrigin (GpGraphics *graphics, INT x, INT y)

GpStatus WINGDIPAPI	GdipGetRenderingOrigin (GpGraphics graphics, INT x, INT *y)

GpStatus WINGDIPAPI	GdipSetSmoothingMode (GpGraphics *graphics, SmoothingMode mode)

GpStatus WINGDIPAPI	GdipSetTextContrast (GpGraphics *graphics, UINT contrast)

GpStatus WINGDIPAPI	GdipSetTextRenderingHint (GpGraphics *graphics, TextRenderingHint hint)

GpStatus WINGDIPAPI	GdipSetWorldTransform (GpGraphics graphics, GpMatrix matrix)

GpStatus WINGDIPAPI	GdipTranslateWorldTransform (GpGraphics *graphics, REAL dx, REAL dy, GpMatrixOrder order)

GpStatus WINGDIPAPI	GdipSetClipHrgn (GpGraphics *graphics, HRGN hrgn, CombineMode mode)

GpStatus WINGDIPAPI	GdipSetClipPath (GpGraphics graphics, GpPath path, CombineMode mode)

GpStatus WINGDIPAPI	GdipSetClipRect (GpGraphics *graphics, REAL x, REAL y, REAL width, REAL height, CombineMode mode)

GpStatus WINGDIPAPI	GdipSetClipRectI (GpGraphics *graphics, INT x, INT y, INT width, INT height, CombineMode mode)

GpStatus WINGDIPAPI	GdipSetClipRegion (GpGraphics graphics, GpRegion region, CombineMode mode)

GpStatus WINGDIPAPI	GdipDrawPolygon (GpGraphics graphics, GpPen pen, GDIPCONST GpPointF *points, INT count)

GpStatus WINGDIPAPI	GdipDrawPolygonI (GpGraphics graphics, GpPen pen, GDIPCONST GpPoint *points, INT count)

GpStatus WINGDIPAPI	GdipGetDpiX (GpGraphics graphics, REAL dpi)

GpStatus WINGDIPAPI	GdipGetDpiY (GpGraphics graphics, REAL dpi)

GpStatus WINGDIPAPI	GdipMultiplyWorldTransform (GpGraphics graphics, GDIPCONST GpMatrix matrix, GpMatrixOrder order)

GpStatus WINGDIPAPI	GdipGetDC (GpGraphics graphics, HDC hdc)

GpStatus WINGDIPAPI	GdipReleaseDC (GpGraphics *graphics, HDC hdc)

GpStatus WINGDIPAPI	GdipGetClip (GpGraphics graphics, GpRegion region)

GpStatus	gdi_transform_acquire (GpGraphics *graphics)

GpStatus	gdi_transform_release (GpGraphics *graphics)

GpStatus	get_graphics_transform (GpGraphics graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpMatrix matrix)

GpStatus	gdip_transform_points (GpGraphics graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpPointF points, INT count)

GpStatus WINGDIPAPI	GdipTransformPoints (GpGraphics graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpPointF points, INT count)

GpStatus WINGDIPAPI	GdipTransformPointsI (GpGraphics graphics, GpCoordinateSpace dst_space, GpCoordinateSpace src_space, GpPoint points, INT count)

HPALETTE WINGDIPAPI	GdipCreateHalftonePalette (void)

GpStatus WINGDIPAPI	GdipTranslateClip (GpGraphics *graphics, REAL dx, REAL dy)

GpStatus WINGDIPAPI	GdipTranslateClipI (GpGraphics *graphics, INT dx, INT dy)

GpStatus WINGDIPAPI	GdipMeasureDriverString (GpGraphics graphics, GDIPCONST UINT16 text, INT length, GDIPCONST GpFont font, GDIPCONST PointF positions, INT flags, GDIPCONST GpMatrix matrix, RectF boundingBox)

static GpStatus	GDI32_GdipDrawDriverString (GpGraphics graphics, GDIPCONST UINT16 text, INT length, GDIPCONST GpFont font, GDIPCONST GpStringFormat format, GDIPCONST GpBrush brush, GDIPCONST PointF positions, INT flags, GDIPCONST GpMatrix *matrix)

static GpStatus	SOFTWARE_GdipDrawDriverString (GpGraphics graphics, GDIPCONST UINT16 text, INT length, GDIPCONST GpFont font, GDIPCONST GpStringFormat format, GDIPCONST GpBrush brush, GDIPCONST PointF positions, INT flags, GDIPCONST GpMatrix *matrix)

GpStatus WINGDIPAPI	GdipDrawDriverString (GpGraphics graphics, GDIPCONST UINT16 text, INT length, GDIPCONST GpFont font, GDIPCONST GpBrush brush, GDIPCONST PointF positions, INT flags, GDIPCONST GpMatrix matrix)

GpStatus WINGDIPAPI	GdipIsVisibleClipEmpty (GpGraphics graphics, BOOL res)

GpStatus WINGDIPAPI	GdipResetPageTransform (GpGraphics *graphics)

GpStatus WINGDIPAPI	GdipGraphicsSetAbort (GpGraphics graphics, GdiplusAbort pabort)

Variables
static volatile LONG	g_priv_contid = GDIP_CONTID_STEP

static const COLORREF	DC_BACKGROUND_KEY = 0x0c0b0d

Macro Definition Documentation

◆ ANCHOR_WIDTH

#define ANCHOR_WIDTH (2.0)

Definition at line 67 of file graphics.c.

◆ COBJMACROS

#define COBJMACROS

Definition at line 29 of file graphics.c.

◆ fmax

#define fmax max

Definition at line 64 of file graphics.c.

◆ GDIP_CONTID_STEP

#define GDIP_CONTID_STEP 64

Definition at line 57 of file graphics.c.

◆ GDIP_GET_NEW_CONTID_FOR

#define GDIP_GET_NEW_CONTID_FOR ( pGpGraphics ) (UINT)(InterlockedExchangeAdd(&g_priv_contid,GDIP_CONTID_STEP))

Definition at line 59 of file graphics.c.

◆ MAX_ITERS

#define MAX_ITERS (50)

Definition at line 68 of file graphics.c.

Typedef Documentation

◆ GraphicsContainerItem

typedef struct _GraphicsContainerItem GraphicsContainerItem

◆ GraphicsContainerType

typedef enum GraphicsContainerType GraphicsContainerType

Enumeration Type Documentation

◆ GraphicsContainerType

enum GraphicsContainerType

Enumerator
BEGIN_CONTAINER
SAVE_GRAPHICS

Definition at line 2098 of file graphics.c.

                                   {
    BEGIN_CONTAINER,
    SAVE_GRAPHICS
} GraphicsContainerType;

Function Documentation

◆ alpha_blend_bmp_pixels()

static GpStatus alpha_blend_bmp_pixels	(	GpGraphics *	graphics,
		INT	dst_x,
		INT	dst_y,
		const BYTE *	src,
		INT	src_width,
		INT	src_height,
		INT	src_stride,
		const PixelFormat	fmt
	)

static

Definition at line 392 of file graphics.c.

{
    GpBitmap *dst_bitmap = (GpBitmap*)graphics->image;
    INT x, y;
 
    for (y=0; y<src_height; y++)
    {
        for (x=0; x<src_width; x++)
        {
            ARGB dst_color, src_color;
            src_color = ((ARGB*)(src + src_stride * y))[x];
 
            if (!(src_color & 0xff000000))
                continue;
 
            GdipBitmapGetPixel(dst_bitmap, x+dst_x, y+dst_y, &dst_color);
            if (fmt & PixelFormatPAlpha)
                GdipBitmapSetPixel(dst_bitmap, x+dst_x, y+dst_y, color_over_fgpremult(dst_color, src_color));
            else
                GdipBitmapSetPixel(dst_bitmap, x+dst_x, y+dst_y, color_over(dst_color, src_color));
        }
    }
 
    return Ok;
}

Referenced by alpha_blend_pixels_hrgn().

◆ alpha_blend_hdc_pixels()

static GpStatus alpha_blend_hdc_pixels	(	GpGraphics *	graphics,
		INT	dst_x,
		INT	dst_y,
		const BYTE *	src,
		INT	src_width,
		INT	src_height,
		INT	src_stride,
		PixelFormat	fmt
	)

static

Definition at line 419 of file graphics.c.

{
    HDC hdc;
    HBITMAP hbitmap;
    BITMAPINFOHEADER bih;
    BYTE *temp_bits;
 
    hdc = CreateCompatibleDC(0);
 
    bih.biSize = sizeof(BITMAPINFOHEADER);
    bih.biWidth = src_width;
    bih.biHeight = -src_height;
    bih.biPlanes = 1;
    bih.biBitCount = 32;
    bih.biCompression = BI_RGB;
    bih.biSizeImage = 0;
    bih.biXPelsPerMeter = 0;
    bih.biYPelsPerMeter = 0;
    bih.biClrUsed = 0;
    bih.biClrImportant = 0;
 
    hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS,
        (void**)&temp_bits, NULL, 0);
 
    if ((GetDeviceCaps(graphics->hdc, TECHNOLOGY) == DT_RASPRINTER &&
         GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE) ||
            fmt & PixelFormatPAlpha)
        memcpy(temp_bits, src, src_width * src_height * 4);
    else
        convert_32bppARGB_to_32bppPARGB(src_width, src_height, temp_bits,
                                        4 * src_width, src, src_stride);
 
    SelectObject(hdc, hbitmap);
    gdi_alpha_blend(graphics, dst_x, dst_y, src_width, src_height,
                    hdc, 0, 0, src_width, src_height);
    DeleteDC(hdc);
    DeleteObject(hbitmap);
 
    return Ok;
}

Referenced by alpha_blend_pixels_hrgn().

◆ alpha_blend_pixels()

static GpStatus alpha_blend_pixels	(	GpGraphics *	graphics,
		INT	dst_x,
		INT	dst_y,
		const BYTE *	src,
		INT	src_width,
		INT	src_height,
		INT	src_stride,
		PixelFormat	fmt
	)

static

Definition at line 554 of file graphics.c.

{
    return alpha_blend_pixels_hrgn(graphics, dst_x, dst_y, src, src_width, src_height, src_stride, NULL, fmt);
}

Referenced by GdipDrawImagePointsRect(), GdipReleaseDC(), SOFTWARE_GdipDrawDriverString(), and SOFTWARE_GdipDrawThinPath().

◆ alpha_blend_pixels_hrgn()

static GpStatus alpha_blend_pixels_hrgn	(	GpGraphics *	graphics,
		INT	dst_x,
		INT	dst_y,
		const BYTE *	src,
		INT	src_width,
		INT	src_height,
		INT	src_stride,
		HRGN	hregion,
		PixelFormat	fmt
	)

static

Definition at line 461 of file graphics.c.

{
    GpStatus stat=Ok;
 
    if (graphics->image && graphics->image->type == ImageTypeBitmap)
    {
        DWORD i;
        int size;
        RGNDATA *rgndata;
        RECT *rects;
        HRGN hrgn, visible_rgn;
 
        hrgn = CreateRectRgn(dst_x, dst_y, dst_x + src_width, dst_y + src_height);
        if (!hrgn)
            return OutOfMemory;
 
        stat = get_clip_hrgn(graphics, &visible_rgn);
        if (stat != Ok)
        {
            DeleteObject(hrgn);
            return stat;
        }
 
        if (visible_rgn)
        {
            CombineRgn(hrgn, hrgn, visible_rgn, RGN_AND);
            DeleteObject(visible_rgn);
        }
 
        if (hregion)
            CombineRgn(hrgn, hrgn, hregion, RGN_AND);
 
        size = GetRegionData(hrgn, 0, NULL);
 
        rgndata = heap_alloc_zero(size);
        if (!rgndata)
        {
            DeleteObject(hrgn);
            return OutOfMemory;
        }
 
        GetRegionData(hrgn, size, rgndata);
 
        rects = (RECT*)rgndata->Buffer;
 
        for (i=0; stat == Ok && i<rgndata->rdh.nCount; i++)
        {
            stat = alpha_blend_bmp_pixels(graphics, rects[i].left, rects[i].top,
                &src[(rects[i].left - dst_x) * 4 + (rects[i].top - dst_y) * src_stride],
                rects[i].right - rects[i].left, rects[i].bottom - rects[i].top,
                src_stride, fmt);
        }
 
        heap_free(rgndata);
 
        DeleteObject(hrgn);
 
        return stat;
    }
    else if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        ERR("This should not be used for metafiles; fix caller\n");
        return NotImplemented;
    }
    else
    {
        HRGN hrgn;
        int save;
 
        stat = get_clip_hrgn(graphics, &hrgn);
 
        if (stat != Ok)
            return stat;
 
        save = SaveDC(graphics->hdc);
 
        ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
 
        if (hregion)
            ExtSelectClipRgn(graphics->hdc, hregion, RGN_AND);
 
        stat = alpha_blend_hdc_pixels(graphics, dst_x, dst_y, src, src_width,
            src_height, src_stride, fmt);
 
        RestoreDC(graphics->hdc, save);
 
        DeleteObject(hrgn);
 
        return stat;
    }
}

Referenced by alpha_blend_pixels(), and SOFTWARE_GdipFillRegion().

◆ apply_image_attributes()

PixelFormat apply_image_attributes	(	const GpImageAttributes *	attributes,
		LPBYTE	data,
		UINT	width,
		UINT	height,
		INT	stride,
		ColorAdjustType	type,
		PixelFormat	fmt
	)

Definition at line 710 of file graphics.c.

{
    UINT x, y;
    INT i;
 
    if ((attributes->noop[type] == IMAGEATTR_NOOP_UNDEFINED &&
            attributes->noop[ColorAdjustTypeDefault] == IMAGEATTR_NOOP_SET) ||
            (attributes->noop[type] == IMAGEATTR_NOOP_SET))
        return fmt;
 
    if (attributes->colorkeys[type].enabled ||
        attributes->colorkeys[ColorAdjustTypeDefault].enabled)
    {
        const struct color_key *key;
        BYTE min_blue, min_green, min_red;
        BYTE max_blue, max_green, max_red;
 
        if (!data || fmt != PixelFormat32bppARGB)
            return PixelFormat32bppARGB;
 
        if (attributes->colorkeys[type].enabled)
            key = &attributes->colorkeys[type];
        else
            key = &attributes->colorkeys[ColorAdjustTypeDefault];
 
        min_blue = key->low&0xff;
        min_green = (key->low>>8)&0xff;
        min_red = (key->low>>16)&0xff;
 
        max_blue = key->high&0xff;
        max_green = (key->high>>8)&0xff;
        max_red = (key->high>>16)&0xff;
 
        for (x=0; x<width; x++)
            for (y=0; y<height; y++)
            {
                ARGB *src_color;
                BYTE blue, green, red;
                src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
                blue = *src_color&0xff;
                green = (*src_color>>8)&0xff;
                red = (*src_color>>16)&0xff;
                if (blue >= min_blue && green >= min_green && red >= min_red &&
                    blue <= max_blue && green <= max_green && red <= max_red)
                    *src_color = 0x00000000;
            }
    }
 
    if (attributes->colorremaptables[type].enabled ||
        attributes->colorremaptables[ColorAdjustTypeDefault].enabled)
    {
        const struct color_remap_table *table;
 
        if (!data || fmt != PixelFormat32bppARGB)
            return PixelFormat32bppARGB;
 
        if (attributes->colorremaptables[type].enabled)
            table = &attributes->colorremaptables[type];
        else
            table = &attributes->colorremaptables[ColorAdjustTypeDefault];
 
        for (x=0; x<width; x++)
            for (y=0; y<height; y++)
            {
                ARGB *src_color;
                src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
                for (i=0; i<table->mapsize; i++)
                {
                    if (*src_color == table->colormap[i].oldColor.Argb)
                    {
                        *src_color = table->colormap[i].newColor.Argb;
                        break;
                    }
                }
            }
    }
 
    if (attributes->colormatrices[type].enabled ||
        attributes->colormatrices[ColorAdjustTypeDefault].enabled)
    {
        const struct color_matrix *colormatrices;
        int color_matrix[5][5];
        int gray_matrix[5][5];
        BOOL identity;
 
        if (!data || fmt != PixelFormat32bppARGB)
            return PixelFormat32bppARGB;
 
        if (attributes->colormatrices[type].enabled)
            colormatrices = &attributes->colormatrices[type];
        else
            colormatrices = &attributes->colormatrices[ColorAdjustTypeDefault];
 
        identity = round_color_matrix(&colormatrices->colormatrix, color_matrix);
 
        if (colormatrices->flags == ColorMatrixFlagsAltGray)
            identity = (round_color_matrix(&colormatrices->graymatrix, gray_matrix) && identity);
 
        if (!identity)
        {
            for (x=0; x<width; x++)
            {
                for (y=0; y<height; y++)
                {
                    ARGB *src_color;
                    src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
 
                    if (colormatrices->flags == ColorMatrixFlagsDefault ||
                        !color_is_gray(*src_color))
                    {
                        *src_color = transform_color(*src_color, color_matrix);
                    }
                    else if (colormatrices->flags == ColorMatrixFlagsAltGray)
                    {
                        *src_color = transform_color(*src_color, gray_matrix);
                    }
                }
            }
        }
    }
 
    if (attributes->gamma_enabled[type] ||
        attributes->gamma_enabled[ColorAdjustTypeDefault])
    {
        REAL gamma;
 
        if (!data || fmt != PixelFormat32bppARGB)
            return PixelFormat32bppARGB;
 
        if (attributes->gamma_enabled[type])
            gamma = attributes->gamma[type];
        else
            gamma = attributes->gamma[ColorAdjustTypeDefault];
 
        for (x=0; x<width; x++)
            for (y=0; y<height; y++)
            {
                ARGB *src_color;
                BYTE blue, green, red;
                src_color = (ARGB*)(data + stride * y + sizeof(ARGB) * x);
 
                blue = *src_color&0xff;
                green = (*src_color>>8)&0xff;
                red = (*src_color>>16)&0xff;
 
                /* FIXME: We should probably use a table for this. */
                blue = floorf(powf(blue / 255.0, gamma) * 255.0);
                green = floorf(powf(green / 255.0, gamma) * 255.0);
                red = floorf(powf(red / 255.0, gamma) * 255.0);
 
                *src_color = (*src_color & 0xff000000) | (red << 16) | (green << 8) | blue;
            }
    }
 
    return fmt;
}

Referenced by brush_fill_pixels(), GdipDrawImagePointsRect(), and GdipGetImageAttributesAdjustedPalette().

◆ begin_container()

static GpStatus begin_container	(	GpGraphics *	graphics,
		GraphicsContainerType	type,
		GraphicsContainer *	state
	)

static

Definition at line 5889 of file graphics.c.

{
    GraphicsContainerItem *container;
    GpStatus sts;
 
    if(!graphics || !state)
        return InvalidParameter;
 
    sts = init_container(&container, graphics, type);
    if(sts != Ok)
        return sts;
 
    list_add_head(&graphics->containers, &container->entry);
    *state = graphics->contid = container->contid;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        if (type == BEGIN_CONTAINER)
            METAFILE_BeginContainerNoParams((GpMetafile*)graphics->image, container->contid);
        else
            METAFILE_SaveGraphics((GpMetafile*)graphics->image, container->contid);
    }
 
    return Ok;
}

Referenced by GdipBeginContainer2(), and GdipSaveGraphics().

◆ blend_colors()

static ARGB blend_colors	(	ARGB	start,
		ARGB	end,
		REAL	position
	)

static

Definition at line 571 of file graphics.c.

{
    INT start_a, end_a, final_a;
    INT pos;
 
    pos = (INT)(position * 255.0f + 0.5f);
 
    start_a = ((start >> 24) & 0xff) * (pos ^ 0xff);
    end_a = ((end >> 24) & 0xff) * pos;
 
    final_a = start_a + end_a;
 
    if (final_a < 0xff) return 0;
 
    return (final_a / 0xff) << 24 |
        ((((start >> 16) & 0xff) * start_a + (((end >> 16) & 0xff) * end_a)) / final_a) << 16 |
        ((((start >> 8) & 0xff) * start_a + (((end >> 8) & 0xff) * end_a)) / final_a) << 8 |
        (((start & 0xff) * start_a + ((end & 0xff) * end_a)) / final_a);
}

Referenced by blend_line_gradient(), brush_fill_pixels(), and resample_bitmap_pixel().

◆ blend_colors_premult()

static ARGB blend_colors_premult	(	ARGB	start,
		ARGB	end,
		REAL	position
	)

inlinestatic

Definition at line 561 of file graphics.c.

{
    UINT pos = position * 255.0f + 0.5f;
    return
        (((((start >> 24)       ) << 8) + (((end >> 24)       ) - ((start >> 24)       )) * pos) >> 8) << 24 |
        (((((start >> 16) & 0xff) << 8) + (((end >> 16) & 0xff) - ((start >> 16) & 0xff)) * pos) >> 8) << 16 |
        (((((start >>  8) & 0xff) << 8) + (((end >>  8) & 0xff) - ((start >>  8) & 0xff)) * pos) >> 8) <<  8 |
        (((((start      ) & 0xff) << 8) + (((end      ) & 0xff) - ((start      ) & 0xff)) * pos) >> 8);
}

Referenced by resample_bitmap_pixel_premult().

◆ blend_line_gradient()

static ARGB blend_line_gradient	(	GpLineGradient *	brush,
		REAL	position
	)

static

Definition at line 591 of file graphics.c.

{
    REAL blendfac;
 
    /* clamp to between 0.0 and 1.0, using the wrap mode */
    position = (position - brush->rect.X) / brush->rect.Width;
    if (brush->wrap == WrapModeTile)
    {
        position = fmodf(position, 1.0f);
        if (position < 0.0f) position += 1.0f;
    }
    else /* WrapModeFlip* */
    {
        position = fmodf(position, 2.0f);
        if (position < 0.0f) position += 2.0f;
        if (position > 1.0f) position = 2.0f - position;
    }
 
    if (brush->blendcount == 1)
        blendfac = position;
    else
    {
        int i=1;
        REAL left_blendpos, left_blendfac, right_blendpos, right_blendfac;
        REAL range;
 
        /* locate the blend positions surrounding this position */
        while (position > brush->blendpos[i])
            i++;
 
        /* interpolate between the blend positions */
        left_blendpos = brush->blendpos[i-1];
        left_blendfac = brush->blendfac[i-1];
        right_blendpos = brush->blendpos[i];
        right_blendfac = brush->blendfac[i];
        range = right_blendpos - left_blendpos;
        blendfac = (left_blendfac * (right_blendpos - position) +
                    right_blendfac * (position - left_blendpos)) / range;
    }
 
    if (brush->pblendcount == 0)
        return blend_colors(brush->startcolor, brush->endcolor, blendfac);
    else
    {
        int i=1;
        ARGB left_blendcolor, right_blendcolor;
        REAL left_blendpos, right_blendpos;
 
        /* locate the blend colors surrounding this position */
        while (blendfac > brush->pblendpos[i])
            i++;
 
        /* interpolate between the blend colors */
        left_blendpos = brush->pblendpos[i-1];
        left_blendcolor = brush->pblendcolor[i-1];
        right_blendpos = brush->pblendpos[i];
        right_blendcolor = brush->pblendcolor[i];
        blendfac = (blendfac - left_blendpos) / (right_blendpos - left_blendpos);
        return blend_colors(left_blendcolor, right_blendcolor, blendfac);
    }
}

Referenced by brush_fill_pixels().

◆ brush_can_fill_path()

static BOOL brush_can_fill_path	(	GpBrush *	brush,
		BOOL	is_fill
	)

static

Definition at line 1131 of file graphics.c.

{
    switch (brush->bt)
    {
    case BrushTypeSolidColor:
    {
        if (is_fill)
            return TRUE;
        else
        {
            /* cannot draw semi-transparent colors */
            return (((GpSolidFill*)brush)->color & 0xff000000) == 0xff000000;
        }
    }
    case BrushTypeHatchFill:
    {
        GpHatch *hatch = (GpHatch*)brush;
        return ((hatch->forecol & 0xff000000) == 0xff000000) &&
               ((hatch->backcol & 0xff000000) == 0xff000000);
    }
    case BrushTypeLinearGradient:
    case BrushTypeTextureFill:
    /* Gdi32 isn't much help with these, so we should use brush_fill_pixels instead. */
    default:
        return FALSE;
    }
}

Referenced by GDI32_GdipFillPath(), GDI32_GdipFillRegion(), and GdipDrawPath().

◆ brush_can_fill_pixels()

static BOOL brush_can_fill_pixels ( GpBrush * brush )

static

Definition at line 1224 of file graphics.c.

{
    switch (brush->bt)
    {
    case BrushTypeSolidColor:
    case BrushTypeHatchFill:
    case BrushTypeLinearGradient:
    case BrushTypeTextureFill:
    case BrushTypePathGradient:
        return TRUE;
    default:
        return FALSE;
    }
}

Referenced by SOFTWARE_GdipFillPath(), and SOFTWARE_GdipFillRegion().

◆ brush_fill_path()

static GpStatus brush_fill_path	(	GpGraphics *	graphics,
		GpBrush *	brush
	)

static

Definition at line 1159 of file graphics.c.

{
    GpStatus status = Ok;
    switch (brush->bt)
    {
    case BrushTypeSolidColor:
    {
        GpSolidFill *fill = (GpSolidFill*)brush;
        HBITMAP bmp = ARGB2BMP(fill->color);
 
        if (bmp)
        {
            RECT rc;
            /* partially transparent fill */
 
            if (!SelectClipPath(graphics->hdc, RGN_AND))
            {
                status = GenericError;
                DeleteObject(bmp);
                break;
            }
            if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
            {
                HDC hdc = CreateCompatibleDC(NULL);
 
                if (!hdc)
                {
                    status = OutOfMemory;
                    DeleteObject(bmp);
                    break;
                }
 
                SelectObject(hdc, bmp);
                gdi_alpha_blend(graphics, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top,
                                hdc, 0, 0, 1, 1);
                DeleteDC(hdc);
            }
 
            DeleteObject(bmp);
            break;
        }
        /* else fall through */
    }
    default:
    {
        HBRUSH gdibrush, old_brush;
 
        gdibrush = create_gdi_brush(brush);
        if (!gdibrush)
        {
            status = OutOfMemory;
            break;
        }
 
        old_brush = SelectObject(graphics->hdc, gdibrush);
        FillPath(graphics->hdc);
        SelectObject(graphics->hdc, old_brush);
        DeleteObject(gdibrush);
        break;
    }
    }
 
    return status;
}

Referenced by GDI32_GdipFillPath(), and GDI32_GdipFillRegion().

◆ brush_fill_pixels()

static GpStatus brush_fill_pixels	(	GpGraphics *	graphics,
		GpBrush *	brush,
		DWORD *	argb_pixels,
		GpRect *	fill_area,
		UINT	cdwStride
	)

static

Definition at line 1239 of file graphics.c.

{
    switch (brush->bt)
    {
    case BrushTypeSolidColor:
    {
        int x, y;
        GpSolidFill *fill = (GpSolidFill*)brush;
        for (x=0; x<fill_area->Width; x++)
            for (y=0; y<fill_area->Height; y++)
                argb_pixels[x + y*cdwStride] = fill->color;
        return Ok;
    }
    case BrushTypeHatchFill:
    {
        int x, y;
        GpHatch *fill = (GpHatch*)brush;
        const char *hatch_data;
 
        if (get_hatch_data(fill->hatchstyle, &hatch_data) != Ok)
            return NotImplemented;
 
        for (x=0; x<fill_area->Width; x++)
            for (y=0; y<fill_area->Height; y++)
            {
                int hx, hy;
 
                /* FIXME: Account for the rendering origin */
                hx = (x + fill_area->X) % 8;
                hy = (y + fill_area->Y) % 8;
 
                if ((hatch_data[7-hy] & (0x80 >> hx)) != 0)
                    argb_pixels[x + y*cdwStride] = fill->forecol;
                else
                    argb_pixels[x + y*cdwStride] = fill->backcol;
            }
 
        return Ok;
    }
    case BrushTypeLinearGradient:
    {
        GpLineGradient *fill = (GpLineGradient*)brush;
        GpPointF draw_points[3];
        GpStatus stat;
        int x, y;
 
        draw_points[0].X = fill_area->X;
        draw_points[0].Y = fill_area->Y;
        draw_points[1].X = fill_area->X+1;
        draw_points[1].Y = fill_area->Y;
        draw_points[2].X = fill_area->X;
        draw_points[2].Y = fill_area->Y+1;
 
        /* Transform the points to a co-ordinate space where X is the point's
         * position in the gradient, 0.0 being the start point and 1.0 the
         * end point. */
        stat = gdip_transform_points(graphics, CoordinateSpaceWorld,
            WineCoordinateSpaceGdiDevice, draw_points, 3);
 
        if (stat == Ok)
        {
            GpMatrix world_to_gradient = fill->transform;
 
            stat = GdipInvertMatrix(&world_to_gradient);
            if (stat == Ok)
                stat = GdipTransformMatrixPoints(&world_to_gradient, draw_points, 3);
        }
 
        if (stat == Ok)
        {
            REAL x_delta = draw_points[1].X - draw_points[0].X;
            REAL y_delta = draw_points[2].X - draw_points[0].X;
 
            for (y=0; y<fill_area->Height; y++)
            {
                for (x=0; x<fill_area->Width; x++)
                {
                    REAL pos = draw_points[0].X + x * x_delta + y * y_delta;
 
                    argb_pixels[x + y*cdwStride] = blend_line_gradient(fill, pos);
                }
            }
        }
 
        return stat;
    }
    case BrushTypeTextureFill:
    {
        GpTexture *fill = (GpTexture*)brush;
        GpPointF draw_points[3];
        GpStatus stat;
        int x, y;
        GpBitmap *bitmap;
        int src_stride;
        GpRect src_area;
 
        if (fill->image->type != ImageTypeBitmap)
        {
            FIXME("metafile texture brushes not implemented\n");
            return NotImplemented;
        }
 
        bitmap = (GpBitmap*)fill->image;
        src_stride = sizeof(ARGB) * bitmap->width;
 
        src_area.X = src_area.Y = 0;
        src_area.Width = bitmap->width;
        src_area.Height = bitmap->height;
 
        draw_points[0].X = fill_area->X;
        draw_points[0].Y = fill_area->Y;
        draw_points[1].X = fill_area->X+1;
        draw_points[1].Y = fill_area->Y;
        draw_points[2].X = fill_area->X;
        draw_points[2].Y = fill_area->Y+1;
 
        /* Transform the points to the co-ordinate space of the bitmap. */
        stat = gdip_transform_points(graphics, CoordinateSpaceWorld,
            WineCoordinateSpaceGdiDevice, draw_points, 3);
 
        if (stat == Ok)
        {
            GpMatrix world_to_texture = fill->transform;
 
            stat = GdipInvertMatrix(&world_to_texture);
            if (stat == Ok)
                stat = GdipTransformMatrixPoints(&world_to_texture, draw_points, 3);
        }
 
        if (stat == Ok && !fill->bitmap_bits)
        {
            BitmapData lockeddata;
 
            fill->bitmap_bits = heap_alloc_zero(sizeof(ARGB) * bitmap->width * bitmap->height);
            if (!fill->bitmap_bits)
                stat = OutOfMemory;
 
            if (stat == Ok)
            {
                lockeddata.Width = bitmap->width;
                lockeddata.Height = bitmap->height;
                lockeddata.Stride = src_stride;
                lockeddata.PixelFormat = PixelFormat32bppARGB;
                lockeddata.Scan0 = fill->bitmap_bits;
 
                stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf,
                    PixelFormat32bppARGB, &lockeddata);
            }
 
            if (stat == Ok)
                stat = GdipBitmapUnlockBits(bitmap, &lockeddata);
 
            if (stat == Ok)
                apply_image_attributes(fill->imageattributes, fill->bitmap_bits,
                    bitmap->width, bitmap->height,
                    src_stride, ColorAdjustTypeBitmap, lockeddata.PixelFormat);
 
            if (stat != Ok)
            {
                heap_free(fill->bitmap_bits);
                fill->bitmap_bits = NULL;
            }
        }
 
        if (stat == Ok)
        {
            REAL x_dx = draw_points[1].X - draw_points[0].X;
            REAL x_dy = draw_points[1].Y - draw_points[0].Y;
            REAL y_dx = draw_points[2].X - draw_points[0].X;
            REAL y_dy = draw_points[2].Y - draw_points[0].Y;
 
            for (y=0; y<fill_area->Height; y++)
            {
                for (x=0; x<fill_area->Width; x++)
                {
                    GpPointF point;
                    point.X = draw_points[0].X + x * x_dx + y * y_dx;
                    point.Y = draw_points[0].Y + y * x_dy + y * y_dy;
 
                    argb_pixels[x + y*cdwStride] = resample_bitmap_pixel(
                        &src_area, fill->bitmap_bits, bitmap->width, bitmap->height,
                        &point, fill->imageattributes, graphics->interpolation,
                        graphics->pixeloffset);
                }
            }
        }
 
        return stat;
    }
    case BrushTypePathGradient:
    {
        GpPathGradient *fill = (GpPathGradient*)brush;
        GpPath *flat_path;
        GpMatrix world_to_device;
        GpStatus stat;
        int i, figure_start=0;
        GpPointF start_point, end_point, center_point;
        BYTE type;
        REAL min_yf, max_yf, line1_xf, line2_xf;
        INT min_y, max_y, min_x, max_x;
        INT x, y;
        ARGB outer_color;
        static BOOL transform_fixme_once;
 
        if (fill->focus.X != 0.0 || fill->focus.Y != 0.0)
        {
            static int once;
            if (!once++)
                FIXME("path gradient focus not implemented\n");
        }
 
        if (fill->gamma)
        {
            static int once;
            if (!once++)
                FIXME("path gradient gamma correction not implemented\n");
        }
 
        if (fill->blendcount)
        {
            static int once;
            if (!once++)
                FIXME("path gradient blend not implemented\n");
        }
 
        if (fill->pblendcount)
        {
            static int once;
            if (!once++)
                FIXME("path gradient preset blend not implemented\n");
        }
 
        if (!transform_fixme_once)
        {
            BOOL is_identity=TRUE;
            GdipIsMatrixIdentity(&fill->transform, &is_identity);
            if (!is_identity)
            {
                FIXME("path gradient transform not implemented\n");
                transform_fixme_once = TRUE;
            }
        }
 
        stat = GdipClonePath(fill->path, &flat_path);
 
        if (stat != Ok)
            return stat;
 
        stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice,
            CoordinateSpaceWorld, &world_to_device);
        if (stat == Ok)
        {
            stat = GdipTransformPath(flat_path, &world_to_device);
 
            if (stat == Ok)
            {
                center_point = fill->center;
                stat = GdipTransformMatrixPoints(&world_to_device, &center_point, 1);
            }
 
            if (stat == Ok)
                stat = GdipFlattenPath(flat_path, NULL, 0.5);
        }
 
        if (stat != Ok)
        {
            GdipDeletePath(flat_path);
            return stat;
        }
 
        for (i=0; i<flat_path->pathdata.Count; i++)
        {
            int start_center_line=0, end_center_line=0;
            BOOL seen_start = FALSE, seen_end = FALSE, seen_center = FALSE;
            REAL center_distance;
            ARGB start_color, end_color;
            REAL dy, dx;
 
            type = flat_path->pathdata.Types[i];
 
            if ((type&PathPointTypePathTypeMask) == PathPointTypeStart)
                figure_start = i;
 
            start_point = flat_path->pathdata.Points[i];
 
            start_color = fill->surroundcolors[min(i, fill->surroundcolorcount-1)];
 
            if ((type&PathPointTypeCloseSubpath) == PathPointTypeCloseSubpath || i+1 >= flat_path->pathdata.Count)
            {
                end_point = flat_path->pathdata.Points[figure_start];
                end_color = fill->surroundcolors[min(figure_start, fill->surroundcolorcount-1)];
            }
            else if ((flat_path->pathdata.Types[i+1] & PathPointTypePathTypeMask) == PathPointTypeLine)
            {
                end_point = flat_path->pathdata.Points[i+1];
                end_color = fill->surroundcolors[min(i+1, fill->surroundcolorcount-1)];
            }
            else
                continue;
 
            outer_color = start_color;
 
            min_yf = center_point.Y;
            if (min_yf > start_point.Y) min_yf = start_point.Y;
            if (min_yf > end_point.Y) min_yf = end_point.Y;
 
            if (min_yf < fill_area->Y)
                min_y = fill_area->Y;
            else
                min_y = (INT)ceil(min_yf);
 
            max_yf = center_point.Y;
            if (max_yf < start_point.Y) max_yf = start_point.Y;
            if (max_yf < end_point.Y) max_yf = end_point.Y;
 
            if (max_yf > fill_area->Y + fill_area->Height)
                max_y = fill_area->Y + fill_area->Height;
            else
                max_y = (INT)ceil(max_yf);
 
            dy = end_point.Y - start_point.Y;
            dx = end_point.X - start_point.X;
 
            /* This is proportional to the distance from start-end line to center point. */
            center_distance = dy * (start_point.X - center_point.X) +
                dx * (center_point.Y - start_point.Y);
 
            for (y=min_y; y<max_y; y++)
            {
                REAL yf = (REAL)y;
 
                if (!seen_start && yf >= start_point.Y)
                {
                    seen_start = TRUE;
                    start_center_line ^= 1;
                }
                if (!seen_end && yf >= end_point.Y)
                {
                    seen_end = TRUE;
                    end_center_line ^= 1;
                }
                if (!seen_center && yf >= center_point.Y)
                {
                    seen_center = TRUE;
                    start_center_line ^= 1;
                    end_center_line ^= 1;
                }
 
                if (start_center_line)
                    line1_xf = intersect_line_scanline(&start_point, &center_point, yf);
                else
                    line1_xf = intersect_line_scanline(&start_point, &end_point, yf);
 
                if (end_center_line)
                    line2_xf = intersect_line_scanline(&end_point, &center_point, yf);
                else
                    line2_xf = intersect_line_scanline(&start_point, &end_point, yf);
 
                if (line1_xf < line2_xf)
                {
                    min_x = (INT)ceil(line1_xf);
                    max_x = (INT)ceil(line2_xf);
                }
                else
                {
                    min_x = (INT)ceil(line2_xf);
                    max_x = (INT)ceil(line1_xf);
                }
 
                if (min_x < fill_area->X)
                    min_x = fill_area->X;
                if (max_x > fill_area->X + fill_area->Width)
                    max_x = fill_area->X + fill_area->Width;
 
                for (x=min_x; x<max_x; x++)
                {
                    REAL xf = (REAL)x;
                    REAL distance;
 
                    if (start_color != end_color)
                    {
                        REAL blend_amount, pdy, pdx;
                        pdy = yf - center_point.Y;
                        pdx = xf - center_point.X;
 
                        if (fabs(pdx) <= 0.001 && fabs(pdy) <= 0.001)
                        {
                            /* Too close to center point, don't try to calculate outer color */
                            outer_color = start_color;
                        }
                        else
                        {
                            blend_amount = ( (center_point.Y - start_point.Y) * pdx + (start_point.X - center_point.X) * pdy ) / ( dy * pdx - dx * pdy );
                            outer_color = blend_colors(start_color, end_color, blend_amount);
                        }
                    }
 
                    distance = (end_point.Y - start_point.Y) * (start_point.X - xf) +
                        (end_point.X - start_point.X) * (yf - start_point.Y);
 
                    distance = distance / center_distance;
 
                    argb_pixels[(x-fill_area->X) + (y-fill_area->Y)*cdwStride] =
                        blend_colors(outer_color, fill->centercolor, distance);
                }
            }
        }
 
        GdipDeletePath(flat_path);
        return stat;
    }
    default:
        return NotImplemented;
    }
}

Referenced by SOFTWARE_GdipDrawDriverString(), SOFTWARE_GdipDrawThinPath(), and SOFTWARE_GdipFillRegion().

◆ color_is_gray()

static BOOL color_is_gray ( ARGB color )

static

Definition at line 698 of file graphics.c.

{
    unsigned char r, g, b;
 
    r = (color >> 16) & 0xff;
    g = (color >> 8) & 0xff;
    b = color & 0xff;
 
    return (r == g) && (g == b);
}

Referenced by apply_image_attributes().

◆ convert_path_point_type()

static BYTE convert_path_point_type ( BYTE type )

static

Definition at line 76 of file graphics.c.

{
    BYTE ret;
 
    switch(type & PathPointTypePathTypeMask){
        case PathPointTypeBezier:
            ret = PT_BEZIERTO;
            break;
        case PathPointTypeLine:
            ret = PT_LINETO;
            break;
        case PathPointTypeStart:
            ret = PT_MOVETO;
            break;
        default:
            ERR("Bad point type\n");
            return 0;
    }
 
    if(type & PathPointTypeCloseSubpath)
        ret |= PT_CLOSEFIGURE;
 
    return ret;
}

Referenced by draw_cap(), and draw_poly().

◆ create_gdi_brush()

static HBRUSH create_gdi_brush ( const GpBrush * brush )

static

Definition at line 231 of file graphics.c.

{
    LOGBRUSH lb;
    HBRUSH gdibrush;
 
    if (create_gdi_logbrush(brush, &lb) != Ok) return 0;
 
    gdibrush = CreateBrushIndirect(&lb);
    free_gdi_logbrush(&lb);
 
    return gdibrush;
}

Referenced by brush_fill_path().

◆ create_gdi_logbrush()

static GpStatus create_gdi_logbrush	(	const GpBrush *	brush,
		LOGBRUSH *	lb
	)

static

Definition at line 184 of file graphics.c.

{
    switch (brush->bt)
    {
        case BrushTypeSolidColor:
        {
            const GpSolidFill *sf = (const GpSolidFill *)brush;
            lb->lbStyle = BS_SOLID;
            lb->lbColor = ARGB2COLORREF(sf->color);
            lb->lbHatch = 0;
            return Ok;
        }
 
        case BrushTypeHatchFill:
        {
            const GpHatch *hatch = (const GpHatch *)brush;
            HBITMAP hbmp;
 
            hbmp = create_hatch_bitmap(hatch);
            if (!hbmp) return OutOfMemory;
 
            lb->lbStyle = BS_PATTERN;
            lb->lbColor = 0;
            lb->lbHatch = (ULONG_PTR)hbmp;
            return Ok;
        }
 
        default:
            FIXME("unhandled brush type %d\n", brush->bt);
            lb->lbStyle = BS_SOLID;
            lb->lbColor = get_gdi_brush_color(brush);
            lb->lbHatch = 0;
            return Ok;
    }
}

Referenced by create_gdi_brush(), and prepare_dc().

◆ create_hatch_bitmap()

static HBITMAP create_hatch_bitmap ( const GpHatch * hatch )

static

Definition at line 139 of file graphics.c.

{
    HBITMAP hbmp;
    BITMAPINFOHEADER bmih;
    DWORD *bits;
    int x, y;
 
    bmih.biSize = sizeof(bmih);
    bmih.biWidth = 8;
    bmih.biHeight = 8;
    bmih.biPlanes = 1;
    bmih.biBitCount = 32;
    bmih.biCompression = BI_RGB;
    bmih.biSizeImage = 0;
 
    hbmp = CreateDIBSection(0, (BITMAPINFO *)&bmih, DIB_RGB_COLORS, (void **)&bits, NULL, 0);
    if (hbmp)
    {
        const char *hatch_data;
 
        if (get_hatch_data(hatch->hatchstyle, &hatch_data) == Ok)
        {
            for (y = 0; y < 8; y++)
            {
                for (x = 0; x < 8; x++)
                {
                    if (hatch_data[y] & (0x80 >> x))
                        bits[y * 8 + x] = hatch->forecol;
                    else
                        bits[y * 8 + x] = hatch->backcol;
                }
            }
        }
        else
        {
            FIXME("Unimplemented hatch style %d\n", hatch->hatchstyle);
 
            for (y = 0; y < 64; y++)
                bits[y] = hatch->forecol;
        }
    }
 
    return hbmp;
}

Referenced by create_gdi_logbrush().

◆ delete_container()

static void delete_container ( GraphicsContainerItem * container )

static

Definition at line 2156 of file graphics.c.

{
    GdipDeleteRegion(container->clip);
    heap_free(container);
}

Referenced by end_container(), and GdipDeleteGraphics().

◆ draw_cap()

static void draw_cap	(	GpGraphics *	graphics,
		COLORREF	color,
		GpLineCap	cap,
		REAL	size,
		const GpCustomLineCap *	custom,
		REAL	x1,
		REAL	y1,
		REAL	x2,
		REAL	y2
	)

static

Definition at line 1659 of file graphics.c.

{
    HGDIOBJ oldbrush = NULL, oldpen = NULL;
    GpMatrix matrix;
    HBRUSH brush = NULL;
    HPEN pen = NULL;
    PointF ptf[4], *custptf = NULL;
    POINT pt[4], *custpt = NULL;
    BYTE *tp = NULL;
    REAL theta, dsmall, dbig, dx, dy = 0.0;
    INT i, count;
    LOGBRUSH lb;
    BOOL customstroke;
 
    if((x1 == x2) && (y1 == y2))
        return;
 
    theta = gdiplus_atan2(y2 - y1, x2 - x1);
 
    customstroke = (cap == LineCapCustom) && custom && (!custom->fill);
    if(!customstroke){
        brush = CreateSolidBrush(color);
        lb.lbStyle = BS_SOLID;
        lb.lbColor = color;
        lb.lbHatch = 0;
        pen = ExtCreatePen(PS_GEOMETRIC | PS_SOLID | PS_ENDCAP_FLAT |
                           PS_JOIN_MITER, 1, &lb, 0,
                           NULL);
        oldbrush = SelectObject(graphics->hdc, brush);
        oldpen = SelectObject(graphics->hdc, pen);
    }
 
    switch(cap){
        case LineCapFlat:
            break;
        case LineCapSquare:
        case LineCapSquareAnchor:
        case LineCapDiamondAnchor:
            size = size * (cap & LineCapNoAnchor ? ANCHOR_WIDTH : 1.0) / 2.0;
            if(cap == LineCapDiamondAnchor){
                dsmall = cos(theta + M_PI_2) * size;
                dbig = sin(theta + M_PI_2) * size;
            }
            else{
                dsmall = cos(theta + M_PI_4) * size;
                dbig = sin(theta + M_PI_4) * size;
            }
 
            ptf[0].X = x2 - dsmall;
            ptf[1].X = x2 + dbig;
 
            ptf[0].Y = y2 - dbig;
            ptf[3].Y = y2 + dsmall;
 
            ptf[1].Y = y2 - dsmall;
            ptf[2].Y = y2 + dbig;
 
            ptf[3].X = x2 - dbig;
            ptf[2].X = x2 + dsmall;
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 4);
 
            round_points(pt, ptf, 4);
 
            Polygon(graphics->hdc, pt, 4);
 
            break;
        case LineCapArrowAnchor:
            size = size * 4.0 / sqrt(3.0);
 
            dx = cos(M_PI / 6.0 + theta) * size;
            dy = sin(M_PI / 6.0 + theta) * size;
 
            ptf[0].X = x2 - dx;
            ptf[0].Y = y2 - dy;
 
            dx = cos(- M_PI / 6.0 + theta) * size;
            dy = sin(- M_PI / 6.0 + theta) * size;
 
            ptf[1].X = x2 - dx;
            ptf[1].Y = y2 - dy;
 
            ptf[2].X = x2;
            ptf[2].Y = y2;
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 3);
 
            round_points(pt, ptf, 3);
 
            Polygon(graphics->hdc, pt, 3);
 
            break;
        case LineCapRoundAnchor:
            dx = dy = ANCHOR_WIDTH * size / 2.0;
 
            ptf[0].X = x2 - dx;
            ptf[0].Y = y2 - dy;
            ptf[1].X = x2 + dx;
            ptf[1].Y = y2 + dy;
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 2);
 
            round_points(pt, ptf, 2);
 
            Ellipse(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y);
 
            break;
        case LineCapTriangle:
            size = size / 2.0;
            dx = cos(M_PI_2 + theta) * size;
            dy = sin(M_PI_2 + theta) * size;
 
            ptf[0].X = x2 - dx;
            ptf[0].Y = y2 - dy;
            ptf[1].X = x2 + dx;
            ptf[1].Y = y2 + dy;
 
            dx = cos(theta) * size;
            dy = sin(theta) * size;
 
            ptf[2].X = x2 + dx;
            ptf[2].Y = y2 + dy;
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 3);
 
            round_points(pt, ptf, 3);
 
            Polygon(graphics->hdc, pt, 3);
 
            break;
        case LineCapRound:
            dx = dy = size / 2.0;
 
            ptf[0].X = x2 - dx;
            ptf[0].Y = y2 - dy;
            ptf[1].X = x2 + dx;
            ptf[1].Y = y2 + dy;
 
            dx = -cos(M_PI_2 + theta) * size;
            dy = -sin(M_PI_2 + theta) * size;
 
            ptf[2].X = x2 - dx;
            ptf[2].Y = y2 - dy;
            ptf[3].X = x2 + dx;
            ptf[3].Y = y2 + dy;
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 4);
 
            round_points(pt, ptf, 4);
 
            Pie(graphics->hdc, pt[0].x, pt[0].y, pt[1].x, pt[1].y, pt[2].x,
                pt[2].y, pt[3].x, pt[3].y);
 
            break;
        case LineCapCustom:
            if(!custom)
                break;
 
            if (custom->type == CustomLineCapTypeAdjustableArrow)
            {
                GpAdjustableArrowCap *arrow = (GpAdjustableArrowCap *)custom;
                if (arrow->cap.fill && arrow->height <= 0.0)
                    break;
            }
 
            count = custom->pathdata.Count;
            custptf = heap_alloc_zero(count * sizeof(PointF));
            custpt = heap_alloc_zero(count * sizeof(POINT));
            tp = heap_alloc_zero(count);
 
            if(!custptf || !custpt || !tp)
                goto custend;
 
            memcpy(custptf, custom->pathdata.Points, count * sizeof(PointF));
 
            GdipSetMatrixElements(&matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
            GdipScaleMatrix(&matrix, size, size, MatrixOrderAppend);
            GdipRotateMatrix(&matrix, (180.0 / M_PI) * (theta - M_PI_2),
                             MatrixOrderAppend);
            GdipTranslateMatrix(&matrix, x2, y2, MatrixOrderAppend);
            GdipTransformMatrixPoints(&matrix, custptf, count);
 
            gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, custptf, count);
 
            round_points(custpt, custptf, count);
 
            for(i = 0; i < count; i++)
                tp[i] = convert_path_point_type(custom->pathdata.Types[i]);
 
            if(custom->fill){
                BeginPath(graphics->hdc);
                PolyDraw(graphics->hdc, custpt, tp, count);
                EndPath(graphics->hdc);
                StrokeAndFillPath(graphics->hdc);
            }
            else
                PolyDraw(graphics->hdc, custpt, tp, count);
 
custend:
            heap_free(custptf);
            heap_free(custpt);
            heap_free(tp);
            break;
        default:
            break;
    }
 
    if(!customstroke){
        SelectObject(graphics->hdc, oldbrush);
        SelectObject(graphics->hdc, oldpen);
        DeleteObject(brush);
        DeleteObject(pen);
    }
}

Referenced by draw_poly().

◆ draw_driver_string()

static GpStatus draw_driver_string	(	GpGraphics *	graphics,
		GDIPCONST UINT16 *	text,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST GpStringFormat *	format,
		GDIPCONST GpBrush *	brush,
		GDIPCONST PointF *	positions,
		INT	flags,
		GDIPCONST GpMatrix *	matrix
	)

static

Definition at line 7437 of file graphics.c.

{
    GpStatus stat = NotImplemented;
 
    if (length == -1)
        length = strlenW(text);
 
    if (graphics->hdc && !graphics->alpha_hdc &&
        ((flags & DriverStringOptionsRealizedAdvance) || length <= 1) &&
        brush->bt == BrushTypeSolidColor &&
        (((GpSolidFill*)brush)->color & 0xff000000) == 0xff000000)
        stat = GDI32_GdipDrawDriverString(graphics, text, length, font, format,
                                          brush, positions, flags, matrix);
    if (stat == NotImplemented)
        stat = SOFTWARE_GdipDrawDriverString(graphics, text, length, font, format,
                                             brush, positions, flags, matrix);
    return stat;
}

Referenced by draw_string_callback(), and GdipDrawDriverString().

◆ draw_poly()

static GpStatus draw_poly	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	pt,
		GDIPCONST BYTE *	types,
		INT	count,
		BOOL	caps
	)

static

Definition at line 1960 of file graphics.c.

{
    POINT *pti = heap_alloc_zero(count * sizeof(POINT));
    BYTE *tp = heap_alloc_zero(count);
    GpPointF *ptcopy = heap_alloc_zero(count * sizeof(GpPointF));
    INT i, j;
    GpStatus status = GenericError;
 
    if(!count){
        status = Ok;
        goto end;
    }
    if(!pti || !tp || !ptcopy){
        status = OutOfMemory;
        goto end;
    }
 
    for(i = 1; i < count; i++){
        if((types[i] & PathPointTypePathTypeMask) == PathPointTypeBezier){
            if((i + 2 >= count) || !(types[i + 1] & PathPointTypeBezier)
                || !(types[i + 2] & PathPointTypeBezier)){
                ERR("Bad bezier points\n");
                goto end;
            }
            i += 2;
        }
    }
 
    memcpy(ptcopy, pt, count * sizeof(GpPointF));
 
    /* If we are drawing caps, go through the points and adjust them accordingly,
     * and draw the caps. */
    if(caps){
        switch(types[count - 1] & PathPointTypePathTypeMask){
            case PathPointTypeBezier:
                if(pen->endcap == LineCapArrowAnchor)
                    shorten_bezier_amt(&ptcopy[count - 4], pen->width, FALSE);
                else if((pen->endcap == LineCapCustom) && pen->customend)
                    shorten_bezier_amt(&ptcopy[count - 4],
                                       pen->width * pen->customend->inset, FALSE);
 
                draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
                    pt[count - 1].X - (ptcopy[count - 1].X - ptcopy[count - 2].X),
                    pt[count - 1].Y - (ptcopy[count - 1].Y - ptcopy[count - 2].Y),
                    pt[count - 1].X, pt[count - 1].Y);
 
                break;
            case PathPointTypeLine:
                if(pen->endcap == LineCapArrowAnchor)
                    shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
                                     &ptcopy[count - 1].X, &ptcopy[count - 1].Y,
                                     pen->width);
                else if((pen->endcap == LineCapCustom) && pen->customend)
                    shorten_line_amt(ptcopy[count - 2].X, ptcopy[count - 2].Y,
                                     &ptcopy[count - 1].X, &ptcopy[count - 1].Y,
                                     pen->customend->inset * pen->width);
 
                draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->endcap, pen->width, pen->customend,
                         pt[count - 2].X, pt[count - 2].Y, pt[count - 1].X,
                         pt[count - 1].Y);
 
                break;
            default:
                ERR("Bad path last point\n");
                goto end;
        }
 
        /* Find start of points */
        for(j = 1; j < count && ((types[j] & PathPointTypePathTypeMask)
            == PathPointTypeStart); j++);
 
        switch(types[j] & PathPointTypePathTypeMask){
            case PathPointTypeBezier:
                if(pen->startcap == LineCapArrowAnchor)
                    shorten_bezier_amt(&ptcopy[j - 1], pen->width, TRUE);
                else if((pen->startcap == LineCapCustom) && pen->customstart)
                    shorten_bezier_amt(&ptcopy[j - 1],
                                       pen->width * pen->customstart->inset, TRUE);
 
                draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
                    pt[j - 1].X - (ptcopy[j - 1].X - ptcopy[j].X),
                    pt[j - 1].Y - (ptcopy[j - 1].Y - ptcopy[j].Y),
                    pt[j - 1].X, pt[j - 1].Y);
 
                break;
            case PathPointTypeLine:
                if(pen->startcap == LineCapArrowAnchor)
                    shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
                                     &ptcopy[j - 1].X, &ptcopy[j - 1].Y,
                                     pen->width);
                else if((pen->startcap == LineCapCustom) && pen->customstart)
                    shorten_line_amt(ptcopy[j].X, ptcopy[j].Y,
                                     &ptcopy[j - 1].X, &ptcopy[j - 1].Y,
                                     pen->customstart->inset * pen->width);
 
                draw_cap(graphics, get_gdi_brush_color(pen->brush), pen->startcap, pen->width, pen->customstart,
                         pt[j].X, pt[j].Y, pt[j - 1].X,
                         pt[j - 1].Y);
 
                break;
            default:
                ERR("Bad path points\n");
                goto end;
        }
    }
 
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptcopy, count);
 
    round_points(pti, ptcopy, count);
 
    for(i = 0; i < count; i++){
        tp[i] = convert_path_point_type(types[i]);
    }
 
    PolyDraw(graphics->hdc, pti, tp, count);
 
    status = Ok;
 
end:
    heap_free(pti);
    heap_free(ptcopy);
    heap_free(tp);
 
    return status;
}

Referenced by GDI32_GdipDrawPath(), GDI32_GdipFillPath(), and trace_path().

◆ draw_string_callback()

static GpStatus draw_string_callback	(	HDC	hdc,
		GDIPCONST WCHAR *	string,
		INT	index,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		INT	lineno,
		const RectF *	bounds,
		INT *	underlined_indexes,
		INT	underlined_index_count,
		void *	user_data
	)

static

Definition at line 5653 of file graphics.c.

{
    struct draw_string_args *args = user_data;
    PointF position;
    GpStatus stat;
 
    position.X = args->x + bounds->X / args->rel_width;
    position.Y = args->y + bounds->Y / args->rel_height + args->ascent;
 
    stat = draw_driver_string(args->graphics, &string[index], length, font, format,
        args->brush, &position,
        DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance, NULL);
 
    if (stat == Ok && underlined_index_count)
    {
        OUTLINETEXTMETRICW otm;
        REAL underline_y, underline_height;
        int i;
 
        GetOutlineTextMetricsW(hdc, sizeof(otm), &otm);
 
        underline_height = otm.otmsUnderscoreSize / args->rel_height;
        underline_y = position.Y - otm.otmsUnderscorePosition / args->rel_height - underline_height / 2;
 
        for (i=0; i<underlined_index_count; i++)
        {
            REAL start_x, end_x;
            SIZE text_size;
            INT ofs = underlined_indexes[i] - index;
 
            GetTextExtentExPointW(hdc, string + index, ofs, INT_MAX, NULL, NULL, &text_size);
            start_x = text_size.cx / args->rel_width;
 
            GetTextExtentExPointW(hdc, string + index, ofs+1, INT_MAX, NULL, NULL, &text_size);
            end_x = text_size.cx / args->rel_width;
 
            GdipFillRectangle(args->graphics, (GpBrush*)args->brush, position.X+start_x, underline_y, end_x-start_x, underline_height);
        }
    }
 
    return stat;
}

Referenced by GdipDrawString().

◆ end_container()

static GpStatus end_container	(	GpGraphics *	graphics,
		GraphicsContainerType	type,
		GraphicsContainer	state
	)

static

Definition at line 6000 of file graphics.c.

{
    GpStatus sts;
    GraphicsContainerItem *container, *container2;
 
    if(!graphics)
        return InvalidParameter;
 
    LIST_FOR_EACH_ENTRY(container, &graphics->containers, GraphicsContainerItem, entry){
        if(container->contid == state && container->type == type)
            break;
    }
 
    /* did not find a matching container */
    if(&container->entry == &graphics->containers)
        return Ok;
 
    sts = restore_container(graphics, container);
    if(sts != Ok)
        return sts;
 
    /* remove all of the containers on top of the found container */
    LIST_FOR_EACH_ENTRY_SAFE(container, container2, &graphics->containers, GraphicsContainerItem, entry){
        if(container->contid == state)
            break;
        list_remove(&container->entry);
        delete_container(container);
    }
 
    list_remove(&container->entry);
    delete_container(container);
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        if (type == BEGIN_CONTAINER)
            METAFILE_EndContainer((GpMetafile*)graphics->image, state);
        else
            METAFILE_RestoreGraphics((GpMetafile*)graphics->image, state);
    }
 
    return Ok;
}

Referenced by GdipEndContainer(), and GdipRestoreGraphics().

◆ free_gdi_logbrush()

static GpStatus free_gdi_logbrush ( LOGBRUSH * lb )

static

Definition at line 220 of file graphics.c.

{
    switch (lb->lbStyle)
    {
        case BS_PATTERN:
            DeleteObject((HGDIOBJ)(ULONG_PTR)lb->lbHatch);
            break;
    }
    return Ok;
}

Referenced by create_gdi_brush(), and prepare_dc().

◆ GDI32_GdipDrawDriverString()

static GpStatus GDI32_GdipDrawDriverString	(	GpGraphics *	graphics,
		GDIPCONST UINT16 *	text,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST GpStringFormat *	format,
		GDIPCONST GpBrush *	brush,
		GDIPCONST PointF *	positions,
		INT	flags,
		GDIPCONST GpMatrix *	matrix
	)

static

Definition at line 7177 of file graphics.c.

{
    static const INT unsupported_flags = ~(DriverStringOptionsRealizedAdvance|DriverStringOptionsCmapLookup);
    INT save_state;
    GpPointF pt;
    HFONT hfont;
    UINT eto_flags=0;
    GpStatus status;
    HRGN hrgn;
 
    if (flags & unsupported_flags)
        FIXME("Ignoring flags %x\n", flags & unsupported_flags);
 
    if (!(flags & DriverStringOptionsCmapLookup))
        eto_flags |= ETO_GLYPH_INDEX;
 
    save_state = SaveDC(graphics->hdc);
    SetBkMode(graphics->hdc, TRANSPARENT);
    SetTextColor(graphics->hdc, get_gdi_brush_color(brush));
 
    status = get_clip_hrgn(graphics, &hrgn);
 
    if (status == Ok)
    {
        ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
        DeleteObject(hrgn);
    }
 
    pt = positions[0];
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, &pt, 1);
 
    get_font_hfont(graphics, font, format, &hfont, matrix);
    SelectObject(graphics->hdc, hfont);
 
    SetTextAlign(graphics->hdc, TA_BASELINE|TA_LEFT);
 
    gdi_transform_acquire(graphics);
 
    ExtTextOutW(graphics->hdc, gdip_round(pt.X), gdip_round(pt.Y), eto_flags, NULL, text, length, NULL);
 
    gdi_transform_release(graphics);
 
    RestoreDC(graphics->hdc, save_state);
 
    DeleteObject(hfont);
 
    return Ok;
}

Referenced by draw_driver_string().

◆ GDI32_GdipDrawPath()

static GpStatus GDI32_GdipDrawPath	(	GpGraphics *	graphics,
		GpPen *	pen,
		GpPath *	path
	)

static

Definition at line 3649 of file graphics.c.

{
    INT save_state;
    GpStatus retval;
    HRGN hrgn=NULL;
 
    save_state = prepare_dc(graphics, pen);
 
    retval = get_clip_hrgn(graphics, &hrgn);
 
    if (retval != Ok)
        goto end;
 
    ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
 
    gdi_transform_acquire(graphics);
 
    retval = draw_poly(graphics, pen, path->pathdata.Points,
                       path->pathdata.Types, path->pathdata.Count, TRUE);
 
    gdi_transform_release(graphics);
 
end:
    restore_dc(graphics, save_state);
    DeleteObject(hrgn);
 
    return retval;
}

Referenced by GdipDrawPath().

◆ GDI32_GdipFillPath()

static GpStatus GDI32_GdipFillPath	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpPath *	path
	)

static

Definition at line 4331 of file graphics.c.

{
    INT save_state;
    GpStatus retval;
    HRGN hrgn=NULL;
 
    if(!graphics->hdc || !brush_can_fill_path(brush, TRUE))
        return NotImplemented;
 
    save_state = SaveDC(graphics->hdc);
    EndPath(graphics->hdc);
    SetPolyFillMode(graphics->hdc, (path->fill == FillModeAlternate ? ALTERNATE
                                                                    : WINDING));
 
    retval = get_clip_hrgn(graphics, &hrgn);
 
    if (retval != Ok)
        goto end;
 
    ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
 
    gdi_transform_acquire(graphics);
 
    BeginPath(graphics->hdc);
    retval = draw_poly(graphics, NULL, path->pathdata.Points,
                       path->pathdata.Types, path->pathdata.Count, FALSE);
 
    if(retval == Ok)
    {
        EndPath(graphics->hdc);
        retval = brush_fill_path(graphics, brush);
    }
 
    gdi_transform_release(graphics);
 
end:
    RestoreDC(graphics->hdc, save_state);
    DeleteObject(hrgn);
 
    return retval;
}

Referenced by GdipFillPath().

◆ GDI32_GdipFillRegion()

static GpStatus GDI32_GdipFillRegion	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpRegion *	region
	)

static

Definition at line 4629 of file graphics.c.

{
    INT save_state;
    GpStatus status;
    HRGN hrgn;
    RECT rc;
 
    if(!graphics->hdc || !brush_can_fill_path(brush, TRUE))
        return NotImplemented;
 
    save_state = SaveDC(graphics->hdc);
    EndPath(graphics->hdc);
 
    hrgn = NULL;
    status = get_clip_hrgn(graphics, &hrgn);
    if (status != Ok)
    {
        RestoreDC(graphics->hdc, save_state);
        return status;
    }
 
    ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
    DeleteObject(hrgn);
 
    status = GdipGetRegionHRgn(region, graphics, &hrgn);
    if (status != Ok)
    {
        RestoreDC(graphics->hdc, save_state);
        return status;
    }
 
    ExtSelectClipRgn(graphics->hdc, hrgn, RGN_AND);
    DeleteObject(hrgn);
 
    if (GetClipBox(graphics->hdc, &rc) != NULLREGION)
    {
        BeginPath(graphics->hdc);
        Rectangle(graphics->hdc, rc.left, rc.top, rc.right, rc.bottom);
        EndPath(graphics->hdc);
 
        status = brush_fill_path(graphics, brush);
    }
 
    RestoreDC(graphics->hdc, save_state);
 
 
    return status;
}

Referenced by GdipFillRegion().

◆ gdi_alpha_blend()

static void gdi_alpha_blend	(	GpGraphics *	graphics,
		INT	dst_x,
		INT	dst_y,
		INT	dst_width,
		INT	dst_height,
		HDC	hdc,
		INT	src_x,
		INT	src_y,
		INT	src_width,
		INT	src_height
	)

static

Definition at line 326 of file graphics.c.

{
    if (GetDeviceCaps(graphics->hdc, TECHNOLOGY) == DT_RASPRINTER &&
        GetDeviceCaps(graphics->hdc, SHADEBLENDCAPS) == SB_NONE)
    {
        TRACE("alpha blending not supported by device, fallback to StretchBlt\n");
 
        StretchBlt(graphics->hdc, dst_x, dst_y, dst_width, dst_height,
                   hdc, src_x, src_y, src_width, src_height, SRCCOPY);
    }
    else
    {
        BLENDFUNCTION bf;
 
        bf.BlendOp = AC_SRC_OVER;
        bf.BlendFlags = 0;
        bf.SourceConstantAlpha = 255;
        bf.AlphaFormat = AC_SRC_ALPHA;
 
        GdiAlphaBlend(graphics->hdc, dst_x, dst_y, dst_width, dst_height,
                      hdc, src_x, src_y, src_width, src_height, bf);
    }
}

Referenced by alpha_blend_hdc_pixels(), brush_fill_path(), and GdipDrawImagePointsRect().

◆ gdi_transform_acquire()

GpStatus gdi_transform_acquire ( GpGraphics * graphics )

Definition at line 6846 of file graphics.c.

{
    if (graphics->gdi_transform_acquire_count == 0 && graphics->hdc)
    {
        graphics->gdi_transform_save = SaveDC(graphics->hdc);
        SetGraphicsMode(graphics->hdc, GM_COMPATIBLE);
        SetMapMode(graphics->hdc, MM_TEXT);
        SetWindowOrgEx(graphics->hdc, 0, 0, NULL);
        SetViewportOrgEx(graphics->hdc, 0, 0, NULL);
    }
    graphics->gdi_transform_acquire_count++;
    return Ok;
}

Referenced by GDI32_GdipDrawDriverString(), GDI32_GdipDrawPath(), GDI32_GdipFillPath(), GdipDrawImagePointsRect(), GdipDrawString(), GdipMeasureCharacterRanges(), GdipMeasureString(), get_path_hrgn(), SOFTWARE_GdipDrawDriverString(), SOFTWARE_GdipDrawThinPath(), and SOFTWARE_GdipFillRegion().

◆ gdi_transform_release()

GpStatus gdi_transform_release ( GpGraphics * graphics )

Definition at line 6860 of file graphics.c.

{
    if (graphics->gdi_transform_acquire_count <= 0)
    {
        ERR("called without matching gdi_transform_acquire\n");
        return GenericError;
    }
    if (graphics->gdi_transform_acquire_count == 1 && graphics->hdc)
    {
        RestoreDC(graphics->hdc, graphics->gdi_transform_save);
    }
    graphics->gdi_transform_acquire_count--;
    return Ok;
}

Referenced by GDI32_GdipDrawDriverString(), GDI32_GdipDrawPath(), GDI32_GdipFillPath(), GdipDrawImagePointsRect(), GdipDrawString(), GdipMeasureCharacterRanges(), GdipMeasureString(), get_path_hrgn(), SOFTWARE_GdipDrawDriverString(), SOFTWARE_GdipDrawThinPath(), and SOFTWARE_GdipFillRegion().

◆ gdip_format_string()

GpStatus gdip_format_string	(	HDC	hdc,
		GDIPCONST WCHAR *	string,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		int	ignore_empty_clip,
		gdip_format_string_callback	callback,
		void *	user_data
	)

Definition at line 5205 of file graphics.c.

{
    WCHAR* stringdup;
    int sum = 0, height = 0, fit, fitcpy, i, j, lret, nwidth,
        nheight, lineend, lineno = 0;
    RectF bounds;
    StringAlignment halign;
    GpStatus stat = Ok;
    SIZE size;
    HotkeyPrefix hkprefix;
    INT *hotkeyprefix_offsets=NULL;
    INT hotkeyprefix_count=0;
    INT hotkeyprefix_pos=0, hotkeyprefix_end_pos=0;
    BOOL seen_prefix = FALSE;
 
    if(length == -1) length = lstrlenW(string);
 
    stringdup = heap_alloc_zero((length + 1) * sizeof(WCHAR));
    if(!stringdup) return OutOfMemory;
 
    if (!format)
        format = &default_drawstring_format;
 
    nwidth = rect->Width;
    nheight = rect->Height;
    if (ignore_empty_clip)
    {
        if (!nwidth) nwidth = INT_MAX;
        if (!nheight) nheight = INT_MAX;
    }
 
    hkprefix = format->hkprefix;
 
    if (hkprefix == HotkeyPrefixShow)
    {
        for (i=0; i<length; i++)
        {
            if (string[i] == '&')
                hotkeyprefix_count++;
        }
    }
 
    if (hotkeyprefix_count)
        hotkeyprefix_offsets = heap_alloc_zero(sizeof(INT) * hotkeyprefix_count);
 
    hotkeyprefix_count = 0;
 
    for(i = 0, j = 0; i < length; i++){
        /* FIXME: This makes the indexes passed to callback inaccurate. */
        if(!isprintW(string[i]) && (string[i] != '\n'))
            continue;
 
        /* FIXME: tabs should be handled using tabstops from stringformat */
        if (string[i] == '\t')
            continue;
 
        if (seen_prefix && hkprefix == HotkeyPrefixShow && string[i] != '&')
            hotkeyprefix_offsets[hotkeyprefix_count++] = j;
        else if (!seen_prefix && hkprefix != HotkeyPrefixNone && string[i] == '&')
        {
            seen_prefix = TRUE;
            continue;
        }
 
        seen_prefix = FALSE;
 
        stringdup[j] = string[i];
        j++;
    }
 
    length = j;
 
    halign = format->align;
 
    while(sum < length){
        GetTextExtentExPointW(hdc, stringdup + sum, length - sum,
                              nwidth, &fit, NULL, &size);
        fitcpy = fit;
 
        if(fit == 0)
            break;
 
        for(lret = 0; lret < fit; lret++)
            if(*(stringdup + sum + lret) == '\n')
                break;
 
        /* Line break code (may look strange, but it imitates windows). */
        if(lret < fit)
            lineend = fit = lret;    /* this is not an off-by-one error */
        else if(fit < (length - sum)){
            if(*(stringdup + sum + fit) == ' ')
                while(*(stringdup + sum + fit) == ' ')
                    fit++;
            else
                while(*(stringdup + sum + fit - 1) != ' '){
                    fit--;
 
                    if(*(stringdup + sum + fit) == '\t')
                        break;
 
                    if(fit == 0){
                        fit = fitcpy;
                        break;
                    }
                }
            lineend = fit;
            while(*(stringdup + sum + lineend - 1) == ' ' ||
                  *(stringdup + sum + lineend - 1) == '\t')
                lineend--;
        }
        else
            lineend = fit;
 
        GetTextExtentExPointW(hdc, stringdup + sum, lineend,
                              nwidth, &j, NULL, &size);
 
        bounds.Width = size.cx;
 
        if(height + size.cy > nheight)
        {
            if (format->attr & StringFormatFlagsLineLimit)
                break;
            bounds.Height = nheight - (height + size.cy);
        }
        else
            bounds.Height = size.cy;
 
        bounds.Y = rect->Y + height;
 
        switch (halign)
        {
        case StringAlignmentNear:
        default:
            bounds.X = rect->X;
            break;
        case StringAlignmentCenter:
            bounds.X = rect->X + (rect->Width/2) - (bounds.Width/2);
            break;
        case StringAlignmentFar:
            bounds.X = rect->X + rect->Width - bounds.Width;
            break;
        }
 
        for (hotkeyprefix_end_pos=hotkeyprefix_pos; hotkeyprefix_end_pos<hotkeyprefix_count; hotkeyprefix_end_pos++)
            if (hotkeyprefix_offsets[hotkeyprefix_end_pos] >= sum + lineend)
                break;
 
        stat = callback(hdc, stringdup, sum, lineend,
            font, rect, format, lineno, &bounds,
            &hotkeyprefix_offsets[hotkeyprefix_pos],
            hotkeyprefix_end_pos-hotkeyprefix_pos, user_data);
 
        if (stat != Ok)
            break;
 
        sum += fit + (lret < fitcpy ? 1 : 0);
        height += size.cy;
        lineno++;
 
        hotkeyprefix_pos = hotkeyprefix_end_pos;
 
        if(height > nheight)
            break;
 
        /* Stop if this was a linewrap (but not if it was a linebreak). */
        if ((lret == fitcpy) && (format->attr & StringFormatFlagsNoWrap))
            break;
    }
 
    heap_free(stringdup);
    heap_free(hotkeyprefix_offsets);
 
    return stat;
}

Referenced by GdipAddPathString(), GdipDrawString(), GdipMeasureCharacterRanges(), and GdipMeasureString().

◆ gdip_transform_points()

GpStatus gdip_transform_points	(	GpGraphics *	graphics,
		GpCoordinateSpace	dst_space,
		GpCoordinateSpace	src_space,
		GpPointF *	points,
		INT	count
	)

Definition at line 6952 of file graphics.c.

{
    GpMatrix matrix;
    GpStatus stat;
 
    stat = get_graphics_transform(graphics, dst_space, src_space, &matrix);
    if (stat != Ok) return stat;
 
    return GdipTransformMatrixPoints(&matrix, points, count);
}

Referenced by brush_fill_pixels(), draw_cap(), draw_poly(), GDI32_GdipDrawDriverString(), GdipDrawImagePointsRect(), GdipDrawString(), GdipMeasureCharacterRanges(), GdipMeasureDriverString(), GdipMeasureString(), GdipTransformPoints(), get_font_hfont(), get_graphics_bounds(), prepare_dc(), SOFTWARE_GdipDrawDriverString(), and SOFTWARE_GdipDrawPath().

◆ GdipBeginContainer()

GpStatus WINGDIPAPI GdipBeginContainer	(	GpGraphics *	graphics,
		GDIPCONST GpRectF *	dstrect,
		GDIPCONST GpRectF *	srcrect,
		GpUnit	unit,
		GraphicsContainer *	state
	)

Definition at line 5928 of file graphics.c.

{
    GraphicsContainerItem *container;
    GpMatrix transform;
    GpStatus stat;
    GpRectF scaled_srcrect;
    REAL scale_x, scale_y;
 
    TRACE("(%p, %s, %s, %d, %p)\n", graphics, debugstr_rectf(dstrect), debugstr_rectf(srcrect), unit, state);
 
    if(!graphics || !dstrect || !srcrect || unit < UnitPixel || unit > UnitMillimeter || !state)
        return InvalidParameter;
 
    stat = init_container(&container, graphics, BEGIN_CONTAINER);
    if(stat != Ok)
        return stat;
 
    list_add_head(&graphics->containers, &container->entry);
    *state = graphics->contid = container->contid;
 
    scale_x = units_to_pixels(1.0, unit, graphics->xres);
    scale_y = units_to_pixels(1.0, unit, graphics->yres);
 
    scaled_srcrect.X = scale_x * srcrect->X;
    scaled_srcrect.Y = scale_y * srcrect->Y;
    scaled_srcrect.Width = scale_x * srcrect->Width;
    scaled_srcrect.Height = scale_y * srcrect->Height;
 
    transform.matrix[0] = dstrect->Width / scaled_srcrect.Width;
    transform.matrix[1] = 0.0;
    transform.matrix[2] = 0.0;
    transform.matrix[3] = dstrect->Height / scaled_srcrect.Height;
    transform.matrix[4] = dstrect->X - scaled_srcrect.X;
    transform.matrix[5] = dstrect->Y - scaled_srcrect.Y;
 
    GdipMultiplyMatrix(&graphics->worldtrans, &transform, MatrixOrderPrepend);
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        METAFILE_BeginContainer((GpMetafile*)graphics->image, dstrect, srcrect, unit, container->contid);
    }
 
    return Ok;
}

Referenced by GdipBeginContainerI(), test_container_rects(), and test_containers().

◆ GdipBeginContainer2()

GpStatus WINGDIPAPI GdipBeginContainer2	(	GpGraphics *	graphics,
		GraphicsContainer *	state
	)

Definition at line 5921 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, state);
    return begin_container(graphics, BEGIN_CONTAINER, state);
}

Referenced by GdipEnumerateMetafileSrcRectDestPoints(), GdipPlayMetafileRecord(), test_BeginContainer2(), test_containers(), and test_save_restore().

◆ GdipBeginContainerI()

GpStatus WINGDIPAPI GdipBeginContainerI	(	GpGraphics *	graphics,
		GDIPCONST GpRect *	dstrect,
		GDIPCONST GpRect *	srcrect,
		GpUnit	unit,
		GraphicsContainer *	state
	)

Definition at line 5972 of file graphics.c.

{
    GpRectF dstrectf, srcrectf;
 
    TRACE("(%p, %p, %p, %d, %p)\n", graphics, dstrect, srcrect, unit, state);
 
    if (!dstrect || !srcrect)
        return InvalidParameter;
 
    dstrectf.X = dstrect->X;
    dstrectf.Y = dstrect->Y;
    dstrectf.Width = dstrect->Width;
    dstrectf.Height = dstrect->Height;
 
    srcrectf.X = srcrect->X;
    srcrectf.Y = srcrect->Y;
    srcrectf.Width = srcrect->Width;
    srcrectf.Height = srcrect->Height;
 
    return GdipBeginContainer(graphics, &dstrectf, &srcrectf, unit, state);
}

◆ GdipComment()

GpStatus WINGDIPAPI GdipComment	(	GpGraphics *	graphics,
		UINT	sizeData,
		GDIPCONST BYTE *	data
	)

Definition at line 5994 of file graphics.c.

{
    FIXME("(%p, %d, %p): stub\n", graphics, sizeData, data);
    return NotImplemented;
}

◆ GdipCreateFromHDC()

GpStatus WINGDIPAPI GdipCreateFromHDC	(	HDC	hdc,
		GpGraphics **	graphics
	)

Definition at line 2395 of file graphics.c.

{
    TRACE("(%p, %p)\n", hdc, graphics);
 
    return GdipCreateFromHDC2(hdc, NULL, graphics);
}

Referenced by check_metafile(), GdipAddPathString(), GdipCreateFromHWND(), GdipGetImageGraphicsContext(), get_path_hrgn(), test_alpha_hdc(), test_BeginContainer2(), test_bitmapfromgraphics(), test_clip_xform(), test_cliphrgn_transform(), test_clipping(), test_clipping_2(), test_constructor_destructor(), test_container_rects(), test_font_height_scaling(), test_font_metrics(), test_font_substitution(), test_font_transform(), test_fromhrgn(), test_GdipCreateRegionRgnData(), test_GdipDrawArc(), test_GdipDrawArcI(), test_GdipDrawBezierI(), test_GdipDrawCurve(), test_GdipDrawCurve2(), test_GdipDrawCurve2I(), test_GdipDrawCurve3(), test_GdipDrawCurve3I(), test_GdipDrawCurveI(), test_GdipDrawImagePointsRect(), test_GdipDrawImagePointsRectOnMemoryDC(), test_GdipDrawLineI(), test_GdipDrawLinesI(), test_GdipDrawString(), test_GdipFillClosedCurve(), test_GdipFillClosedCurve2(), test_GdipFillClosedCurve2I(), test_GdipFillClosedCurveI(), test_GdipFillPath(), test_GdipFillRectangles(), test_GdipFillRectanglesOnMemoryDCSolidBrush(), test_GdipFillRectanglesOnMemoryDCTextureBrush(), test_GdipGetNearestColor(), test_GdipGetVisibleClipBounds(), test_GdipGetVisibleClipBounds_memoryDC(), test_GdipGetVisibleClipBounds_screen(), test_GdipGetVisibleClipBounds_window(), test_GdipGraphicsSetAbort(), test_GdipIsVisiblePoint(), test_GdipIsVisibleRect(), test_Get_Release_DC(), test_get_set_clip(), test_get_set_interpolation(), test_get_set_textrenderinghint(), test_getbounds(), test_gethrgn(), test_hdc_caching(), test_isempty(), test_isequal(), test_isinfinite(), test_isvisible(), test_isvisiblepoint(), test_isvisiblerect(), test_logfont(), test_measure_string(), test_measured_extra_space(), test_save_restore(), test_string_functions(), test_textcontrast(), test_texturewrap(), test_transform(), test_transformpoints(), test_translate(), and ZoomWnd_OnDraw().

◆ GdipCreateFromHDC2()

GpStatus WINGDIPAPI GdipCreateFromHDC2	(	HDC	hdc,
		HANDLE	hDevice,
		GpGraphics **	graphics
	)

Definition at line 2416 of file graphics.c.

{
    GpStatus retval;
    HBITMAP hbitmap;
    DIBSECTION dib;
 
    TRACE("(%p, %p, %p)\n", hdc, hDevice, graphics);
 
    if(hDevice != NULL)
        FIXME("Don't know how to handle parameter hDevice\n");
 
    if(hdc == NULL)
        return OutOfMemory;
 
    if(graphics == NULL)
        return InvalidParameter;
 
    *graphics = heap_alloc_zero(sizeof(GpGraphics));
    if(!*graphics)  return OutOfMemory;
 
    GdipSetMatrixElements(&(*graphics)->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
 
    if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
        heap_free(*graphics);
        return retval;
    }
 
    hbitmap = GetCurrentObject(hdc, OBJ_BITMAP);
    if (hbitmap && GetObjectW(hbitmap, sizeof(dib), &dib) == sizeof(dib) &&
        dib.dsBmih.biBitCount == 32 && dib.dsBmih.biCompression == BI_RGB)
    {
        (*graphics)->alpha_hdc = 1;
    }
 
    (*graphics)->hdc = hdc;
    (*graphics)->hwnd = WindowFromDC(hdc);
    (*graphics)->owndc = FALSE;
    (*graphics)->smoothing = SmoothingModeDefault;
    (*graphics)->compqual = CompositingQualityDefault;
    (*graphics)->interpolation = InterpolationModeBilinear;
    (*graphics)->pixeloffset = PixelOffsetModeDefault;
    (*graphics)->compmode = CompositingModeSourceOver;
    (*graphics)->unit = UnitDisplay;
    (*graphics)->scale = 1.0;
    (*graphics)->xres = GetDeviceCaps(hdc, LOGPIXELSX);
    (*graphics)->yres = GetDeviceCaps(hdc, LOGPIXELSY);
    (*graphics)->busy = FALSE;
    (*graphics)->textcontrast = 4;
    list_init(&(*graphics)->containers);
#ifdef __REACTOS__
    (*graphics)->contid = GDIP_GET_NEW_CONTID_FOR(*graphics);
#else
    (*graphics)->contid = 0;
#endif
    get_gdi_transform(*graphics, &(*graphics)->gdi_transform);
 
    (*graphics)->gdi_clip = CreateRectRgn(0,0,0,0);
    if (!GetClipRgn(hdc, (*graphics)->gdi_clip))
    {
        DeleteObject((*graphics)->gdi_clip);
        (*graphics)->gdi_clip = NULL;
    }
 
    TRACE("<-- %p\n", *graphics);
 
    return Ok;
}

Referenced by GdipCreateFromHDC().

◆ GdipCreateFromHWND()

GpStatus WINGDIPAPI GdipCreateFromHWND	(	HWND	hwnd,
		GpGraphics **	graphics
	)

Definition at line 2529 of file graphics.c.

{
    GpStatus ret;
    HDC hdc;
 
    TRACE("(%p, %p)\n", hwnd, graphics);
 
    hdc = GetDC(hwnd);
 
    if((ret = GdipCreateFromHDC(hdc, graphics)) != Ok)
    {
        ReleaseDC(hwnd, hdc);
        return ret;
    }
 
    (*graphics)->hwnd = hwnd;
    (*graphics)->owndc = TRUE;
 
    return Ok;
}

Referenced by GdipCreateFromHWNDICM(), test_constructor_destructor(), and test_transform().

◆ GdipCreateFromHWNDICM()

GpStatus WINGDIPAPI GdipCreateFromHWNDICM	(	HWND	hwnd,
		GpGraphics **	graphics
	)

Definition at line 2551 of file graphics.c.

{
    TRACE("(%p, %p)\n", hwnd, graphics);
 
    return GdipCreateFromHWND(hwnd, graphics);
}

Referenced by test_constructor_destructor().

◆ GdipCreateHalftonePalette()

HPALETTE WINGDIPAPI GdipCreateHalftonePalette ( void )

Definition at line 7015 of file graphics.c.

{
    static int calls;
 
    TRACE("\n");
 
    if (!calls++)
      FIXME("stub\n");
 
    return NULL;
}

◆ GdipCreateStreamOnFile()

GpStatus WINGDIPAPI GdipCreateStreamOnFile	(	GDIPCONST WCHAR *	filename,
		UINT	access,
		IStream **	stream
	)

Definition at line 2558 of file graphics.c.

{
    DWORD dwMode;
    HRESULT ret;
 
    TRACE("(%s, %u, %p)\n", debugstr_w(filename), access, stream);
 
    if(!stream || !filename)
        return InvalidParameter;
 
    if(access & GENERIC_WRITE)
        dwMode = STGM_SHARE_DENY_WRITE | STGM_WRITE | STGM_CREATE;
    else if(access & GENERIC_READ)
        dwMode = STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE;
    else
        return InvalidParameter;
 
    ret = SHCreateStreamOnFileW(filename, dwMode, stream);
 
    return hresult_to_status(ret);
}

Referenced by GdipCreateBitmapFromFile(), GdipCreateMetafileFromFile(), GdipLoadImageFromFile(), and GdipSaveImageToFile().

◆ GdipDeleteGraphics()

GpStatus WINGDIPAPI GdipDeleteGraphics ( GpGraphics * graphics )

Definition at line 2581 of file graphics.c.

{
    GraphicsContainerItem *cont, *next;
    GpStatus stat;
    TRACE("(%p)\n", graphics);
 
    if(!graphics) return InvalidParameter;
    if(graphics->busy) return ObjectBusy;
 
    if (graphics->image && graphics->image_type == ImageTypeMetafile)
    {
        stat = METAFILE_GraphicsDeleted((GpMetafile*)graphics->image);
        if (stat != Ok)
            return stat;
    }
 
    if(graphics->owndc)
        ReleaseDC(graphics->hwnd, graphics->hdc);
 
    LIST_FOR_EACH_ENTRY_SAFE(cont, next, &graphics->containers, GraphicsContainerItem, entry){
        list_remove(&cont->entry);
        delete_container(cont);
    }
 
    GdipDeleteRegion(graphics->clip);
 
    DeleteObject(graphics->gdi_clip);
 
    /* Native returns ObjectBusy on the second free, instead of crashing as we'd
     * do otherwise, but we can't have that in the test suite because it means
     * accessing freed memory. */
    graphics->busy = TRUE;
 
    heap_free(graphics);
 
    return Ok;
}

Referenced by check_metafile(), GdipAddPathString(), GdipGetImageThumbnail(), get_path_hrgn(), METAFILE_DrawImagePointsRect(), test_alpha_hdc(), test_BeginContainer2(), test_bitmapfromgraphics(), test_clear(), test_clip_xform(), test_cliphrgn_transform(), test_clipping(), test_clipping_2(), test_colorkey(), test_colormatrix(), test_constructor_destructor(), test_container_rects(), test_containers(), test_converttoemfplus(), test_DrawImage(), test_drawimage(), test_DrawImage_scale(), test_DrawImage_SourceCopy(), test_drawpath(), test_emfonly(), test_empty(), test_fillpath(), test_fillrect(), test_font_height_scaling(), test_font_metrics(), test_font_substitution(), test_font_transform(), test_frameunit(), test_fromhrgn(), test_fromMemoryBitmap(), test_gamma(), test_GdipCreateRegionRgnData(), test_GdipDrawArc(), test_GdipDrawArcI(), test_GdipDrawBezierI(), test_GdipDrawCurve(), test_GdipDrawCurve2(), test_GdipDrawCurve2I(), test_GdipDrawCurve3(), test_GdipDrawCurve3I(), test_GdipDrawCurveI(), test_GdipDrawImagePointRect(), test_GdipDrawImagePointsRect(), test_GdipDrawImagePointsRectOnMemoryDC(), test_GdipDrawLineI(), test_GdipDrawLinesI(), test_GdipDrawString(), test_GdipFillClosedCurve(), test_GdipFillClosedCurve2(), test_GdipFillClosedCurve2I(), test_GdipFillClosedCurveI(), test_GdipFillPath(), test_GdipFillRectangles(), test_GdipFillRectanglesOnBitmapTextureBrush(), test_GdipFillRectanglesOnMemoryDCSolidBrush(), test_GdipFillRectanglesOnMemoryDCTextureBrush(), test_GdipGetNearestColor(), test_GdipGetVisibleClipBounds(), test_GdipGetVisibleClipBounds_memoryDC(), test_GdipGetVisibleClipBounds_screen(), test_GdipGetVisibleClipBounds_window(), test_GdipGraphicsSetAbort(), test_GdipIsVisiblePoint(), test_GdipIsVisibleRect(), test_GdipMeasureString(), test_gditransform(), test_Get_Release_DC(), test_get_set_clip(), test_get_set_interpolation(), test_get_set_textrenderinghint(), test_getbounds(), test_getdc(), test_getdc_scaled(), test_gethrgn(), test_hdc_caching(), test_isempty(), test_isequal(), test_isinfinite(), test_isvisible(), test_isvisiblepoint(), test_isvisiblerect(), test_logfont(), test_measure_string(), test_measured_extra_space(), test_nullframerect(), test_pagetransform(), test_pen_thickness(), test_properties(), test_remaptable(), test_resolution(), test_save_restore(), test_string_functions(), test_textcontrast(), test_texturewrap(), test_transform(), test_transformpoints(), test_translate(), test_worldtransform(), and ZoomWnd_OnDraw().

◆ GdipDrawArc()

GpStatus WINGDIPAPI GdipDrawArc	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 2619 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
          width, height, startAngle, sweepAngle);
 
    if(!graphics || !pen || width <= 0 || height <= 0)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathArc(path, x, y, width, height, startAngle, sweepAngle);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawArcI(), GdipPlayMetafileRecord(), test_GdipDrawArc(), and test_Get_Release_DC().

◆ GdipDrawArcI()

GpStatus WINGDIPAPI GdipDrawArcI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x,
		INT	y,
		INT	width,
		INT	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 2645 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
          width, height, startAngle, sweepAngle);
 
    return GdipDrawArc(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}

Referenced by GdipPlayMetafileRecord(), test_GdipDrawArcI(), and test_Get_Release_DC().

◆ GdipDrawBezier()

GpStatus WINGDIPAPI GdipDrawBezier	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x1,
		REAL	y1,
		REAL	x2,
		REAL	y2,
		REAL	x3,
		REAL	y3,
		REAL	x4,
		REAL	y4
	)

Definition at line 2654 of file graphics.c.

{
    GpPointF pt[4];
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1,
          x2, y2, x3, y3, x4, y4);
 
    if(!graphics || !pen)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    pt[0].X = x1;
    pt[0].Y = y1;
    pt[1].X = x2;
    pt[1].Y = y2;
    pt[2].X = x3;
    pt[2].Y = y3;
    pt[3].X = x4;
    pt[3].Y = y4;
    return GdipDrawBeziers(graphics, pen, pt, 4);
}

Referenced by GdipDrawBezierI(), and test_Get_Release_DC().

◆ GdipDrawBezierI()

GpStatus WINGDIPAPI GdipDrawBezierI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x1,
		INT	y1,
		INT	x2,
		INT	y2,
		INT	x3,
		INT	y3,
		INT	x4,
		INT	y4
	)

Definition at line 2679 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d)\n", graphics, pen, x1, y1,
          x2, y2, x3, y3, x4, y4);
 
    return GdipDrawBezier(graphics, pen, (REAL)x1, (REAL)y1, (REAL)x2, (REAL)y2, (REAL)x3, (REAL)y3, (REAL)x4, (REAL)y4);
}

Referenced by test_GdipDrawBezierI(), and test_Get_Release_DC().

◆ GdipDrawBeziers()

GpStatus WINGDIPAPI GdipDrawBeziers	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 2688 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    if(!graphics || !pen || !points || (count <= 0))
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathBeziers(path, points, count);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawBezier(), GdipDrawBeziersI(), and test_Get_Release_DC().

◆ GdipDrawBeziersI()

GpStatus WINGDIPAPI GdipDrawBeziersI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 2713 of file graphics.c.

{
    GpPointF *pts;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    if(!graphics || !pen || !points || (count <= 0))
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    pts = heap_alloc_zero(sizeof(GpPointF) * count);
    if(!pts)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        pts[i].X = (REAL)points[i].X;
        pts[i].Y = (REAL)points[i].Y;
    }
 
    ret = GdipDrawBeziers(graphics,pen,pts,count);
 
    heap_free(pts);
 
    return ret;
}

Referenced by test_Get_Release_DC().

◆ GdipDrawClosedCurve()

GpStatus WINGDIPAPI GdipDrawClosedCurve	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 2744 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    return GdipDrawClosedCurve2(graphics, pen, points, count, 1.0);
}

Referenced by test_Get_Release_DC().

◆ GdipDrawClosedCurve2()

GpStatus WINGDIPAPI GdipDrawClosedCurve2	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count,
		REAL	tension
	)

Definition at line 2760 of file graphics.c.

{
    GpPath *path;
    GpStatus status;
 
    TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
 
    if(!graphics || !pen || !points || count <= 0)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathClosedCurve2(path, points, count, tension);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
 
    return status;
}

Referenced by GdipDrawClosedCurve(), GdipDrawClosedCurve2I(), and test_Get_Release_DC().

◆ GdipDrawClosedCurve2I()

GpStatus WINGDIPAPI GdipDrawClosedCurve2I	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count,
		REAL	tension
	)

Definition at line 2786 of file graphics.c.

{
    GpPointF *ptf;
    GpStatus stat;
    INT i;
 
    TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
 
    if(!points || count <= 0)
        return InvalidParameter;
 
    ptf = heap_alloc_zero(sizeof(GpPointF)*count);
    if(!ptf)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        ptf[i].X = (REAL)points[i].X;
        ptf[i].Y = (REAL)points[i].Y;
    }
 
    stat = GdipDrawClosedCurve2(graphics, pen, ptf, count, tension);
 
    heap_free(ptf);
 
    return stat;
}

Referenced by GdipDrawClosedCurveI(), and test_Get_Release_DC().

◆ GdipDrawClosedCurveI()

GpStatus WINGDIPAPI GdipDrawClosedCurveI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 2752 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    return GdipDrawClosedCurve2I(graphics, pen, points, count, 1.0);
}

Referenced by test_Get_Release_DC().

◆ GdipDrawCurve()

GpStatus WINGDIPAPI GdipDrawCurve	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 2814 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    return GdipDrawCurve2(graphics,pen,points,count,1.0);
}

Referenced by GdipDrawCurveI(), test_GdipDrawCurve(), and test_Get_Release_DC().

◆ GdipDrawCurve2()

GpStatus WINGDIPAPI GdipDrawCurve2	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count,
		REAL	tension
	)

Definition at line 2850 of file graphics.c.

{
    GpPath *path;
    GpStatus status;
 
    TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
 
    if(!graphics || !pen)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(count < 2)
        return InvalidParameter;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathCurve2(path, points, count, tension);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawCurve(), GdipDrawCurve2I(), GdipDrawCurve3(), test_GdipDrawCurve2(), and test_Get_Release_DC().

◆ GdipDrawCurve2I()

GpStatus WINGDIPAPI GdipDrawCurve2I	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count,
		REAL	tension
	)

Definition at line 2878 of file graphics.c.

{
    GpPointF *pointsF;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %p, %p, %d, %.2f)\n", graphics, pen, points, count, tension);
 
    if(!points)
        return InvalidParameter;
 
    pointsF = heap_alloc_zero(sizeof(GpPointF)*count);
    if(!pointsF)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        pointsF[i].X = (REAL)points[i].X;
        pointsF[i].Y = (REAL)points[i].Y;
    }
 
    ret = GdipDrawCurve2(graphics,pen,pointsF,count,tension);
    heap_free(pointsF);
 
    return ret;
}

Referenced by GdipDrawCurve3I(), test_GdipDrawCurve2I(), and test_Get_Release_DC().

◆ GdipDrawCurve3()

GpStatus WINGDIPAPI GdipDrawCurve3	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count,
		INT	offset,
		INT	numberOfSegments,
		REAL	tension
	)

Definition at line 2905 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
 
    if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
        return InvalidParameter;
    }
 
    return GdipDrawCurve2(graphics, pen, points + offset, numberOfSegments + 1, tension);
}

Referenced by test_GdipDrawCurve3().

◆ GdipDrawCurve3I()

GpStatus WINGDIPAPI GdipDrawCurve3I	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count,
		INT	offset,
		INT	numberOfSegments,
		REAL	tension
	)

Definition at line 2918 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d, %d, %d, %.2f)\n", graphics, pen, points, count, offset, numberOfSegments, tension);
 
    if(count < 0){
        return OutOfMemory;
    }
 
    if(offset >= count || numberOfSegments > count - offset - 1 || numberOfSegments <= 0){
        return InvalidParameter;
    }
 
    return GdipDrawCurve2I(graphics, pen, points + offset, numberOfSegments + 1, tension);
}

Referenced by test_GdipDrawCurve3I().

◆ GdipDrawCurveI()

GpStatus WINGDIPAPI GdipDrawCurveI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 2822 of file graphics.c.

{
    GpPointF *pointsF;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    if(!points)
        return InvalidParameter;
 
    pointsF = heap_alloc_zero(sizeof(GpPointF)*count);
    if(!pointsF)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        pointsF[i].X = (REAL)points[i].X;
        pointsF[i].Y = (REAL)points[i].Y;
    }
 
    ret = GdipDrawCurve(graphics,pen,pointsF,count);
    heap_free(pointsF);
 
    return ret;
}

Referenced by test_GdipDrawCurveI(), and test_Get_Release_DC().

◆ GdipDrawDriverString()

GpStatus WINGDIPAPI GdipDrawDriverString	(	GpGraphics *	graphics,
		GDIPCONST UINT16 *	text,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST GpBrush *	brush,
		GDIPCONST PointF *	positions,
		INT	flags,
		GDIPCONST GpMatrix *	matrix
	)

Definition at line 7462 of file graphics.c.

{
    TRACE("(%p %s %p %p %p %d %p)\n", graphics, debugstr_wn(text, length), font, brush, positions, flags, matrix);
 
    if (!graphics || !text || !font || !brush || !positions)
        return InvalidParameter;
 
    return draw_driver_string(graphics, text, length, font, NULL,
                              brush, positions, flags, matrix);
}

Referenced by test_GdipDrawString().

◆ GdipDrawEllipse()

GpStatus WINGDIPAPI GdipDrawEllipse	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height
	)

Definition at line 2935 of file graphics.c.

{
    GpPath *path;
    GpStatus status;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
 
    if(!graphics || !pen)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathEllipse(path, x, y, width, height);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawEllipseI(), GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipDrawEllipseI()

GpStatus WINGDIPAPI GdipDrawEllipseI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x,
		INT	y,
		INT	width,
		INT	height
	)

Definition at line 2960 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
 
    return GdipDrawEllipse(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}

Referenced by GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipDrawImage()

GpStatus WINGDIPAPI GdipDrawImage	(	GpGraphics *	graphics,
		GpImage *	image,
		REAL	x,
		REAL	y
	)

Definition at line 2969 of file graphics.c.

{
    UINT width, height;
 
    TRACE("(%p, %p, %.2f, %.2f)\n", graphics, image, x, y);
 
    if(!graphics || !image)
        return InvalidParameter;
 
    GdipGetImageWidth(image, &width);
    GdipGetImageHeight(image, &height);
 
    return GdipDrawImagePointRect(graphics, image, x, y,
                                  0.0, 0.0, (REAL)width, (REAL)height, UnitPixel);
}

Referenced by GdipDrawCachedBitmap(), and GdipDrawImageI().

◆ GdipDrawImageI()

GpStatus WINGDIPAPI GdipDrawImageI	(	GpGraphics *	graphics,
		GpImage *	image,
		INT	x,
		INT	y
	)

Definition at line 2985 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d)\n", graphics, image, x, y);
 
    return GdipDrawImage(graphics, image, (REAL)x, (REAL)y);
}

Referenced by test_DrawImage(), test_DrawImage_scale(), and test_DrawImage_SourceCopy().

◆ GdipDrawImagePointRect()

GpStatus WINGDIPAPI GdipDrawImagePointRect	(	GpGraphics *	graphics,
		GpImage *	image,
		REAL	x,
		REAL	y,
		REAL	srcx,
		REAL	srcy,
		REAL	srcwidth,
		REAL	srcheight,
		GpUnit	srcUnit
	)

Definition at line 2993 of file graphics.c.

{
    GpPointF points[3];
    REAL scale_x, scale_y, width, height;
 
    TRACE("(%p, %p, %f, %f, %f, %f, %f, %f, %d)\n", graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
 
    if (!graphics || !image) return InvalidParameter;
 
    scale_x = units_scale(srcUnit, graphics->unit, graphics->xres);
    scale_x *= graphics->xres / image->xres;
    scale_y = units_scale(srcUnit, graphics->unit, graphics->yres);
    scale_y *= graphics->yres / image->yres;
    width = srcwidth * scale_x;
    height = srcheight * scale_y;
 
    points[0].X = points[2].X = x;
    points[0].Y = points[1].Y = y;
    points[1].X = x + width;
    points[2].Y = y + height;
 
    return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
        srcwidth, srcheight, srcUnit, NULL, NULL, NULL);
}

Referenced by GdipDrawImage(), and GdipDrawImagePointRectI().

◆ GdipDrawImagePointRectI()

GpStatus WINGDIPAPI GdipDrawImagePointRectI	(	GpGraphics *	graphics,
		GpImage *	image,
		INT	x,
		INT	y,
		INT	srcx,
		INT	srcy,
		INT	srcwidth,
		INT	srcheight,
		GpUnit	srcUnit
	)

Definition at line 3020 of file graphics.c.

{
    return GdipDrawImagePointRect(graphics, image, x, y, srcx, srcy, srcwidth, srcheight, srcUnit);
}

Referenced by test_GdipDrawImagePointRect().

◆ GdipDrawImagePoints()

GpStatus WINGDIPAPI GdipDrawImagePoints	(	GpGraphics *	graphics,
		GpImage *	image,
		GDIPCONST GpPointF *	dstpoints,
		INT	count
	)

Definition at line 3027 of file graphics.c.

{
    UINT width, height;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count);
 
    if(!image)
        return InvalidParameter;
 
    GdipGetImageWidth(image, &width);
    GdipGetImageHeight(image, &height);
 
    return GdipDrawImagePointsRect(graphics, image, dstpoints, count, 0, 0,
        width, height, UnitPixel, NULL, NULL, NULL);
}

Referenced by GdipDrawImagePointsI().

◆ GdipDrawImagePointsI()

GpStatus WINGDIPAPI GdipDrawImagePointsI	(	GpGraphics *	graphics,
		GpImage *	image,
		GDIPCONST GpPoint *	dstpoints,
		INT	count
	)

Definition at line 3044 of file graphics.c.

{
    GpPointF ptf[3];
 
    TRACE("(%p, %p, %p, %d)\n", graphics, image, dstpoints, count);
 
    if (count != 3 || !dstpoints)
        return InvalidParameter;
 
    ptf[0].X = (REAL)dstpoints[0].X;
    ptf[0].Y = (REAL)dstpoints[0].Y;
    ptf[1].X = (REAL)dstpoints[1].X;
    ptf[1].Y = (REAL)dstpoints[1].Y;
    ptf[2].X = (REAL)dstpoints[2].X;
    ptf[2].Y = (REAL)dstpoints[2].Y;
 
    return GdipDrawImagePoints(graphics, image, ptf, count);
}

◆ GdipDrawImagePointsRect()

GpStatus WINGDIPAPI GdipDrawImagePointsRect	(	GpGraphics *	graphics,
		GpImage *	image,
		GDIPCONST GpPointF *	points,
		INT	count,
		REAL	srcx,
		REAL	srcy,
		REAL	srcwidth,
		REAL	srcheight,
		GpUnit	srcUnit,
		GDIPCONST GpImageAttributes *	imageAttributes,
		DrawImageAbort	callback,
		VOID *	callbackData
	)

Definition at line 3071 of file graphics.c.

{
    GpPointF ptf[4];
    POINT pti[4];
    GpStatus stat;
 
    TRACE("(%p, %p, %p, %d, %f, %f, %f, %f, %d, %p, %p, %p)\n", graphics, image, points,
          count, srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
          callbackData);
 
    if (count > 3)
        return NotImplemented;
 
    if(!graphics || !image || !points || count != 3)
         return InvalidParameter;
 
    TRACE("%s %s %s\n", debugstr_pointf(&points[0]), debugstr_pointf(&points[1]),
        debugstr_pointf(&points[2]));
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        return METAFILE_DrawImagePointsRect((GpMetafile*)graphics->image,
                image, points, count, srcx, srcy, srcwidth, srcheight,
                srcUnit, imageAttributes, callback, callbackData);
    }
 
    memcpy(ptf, points, 3 * sizeof(GpPointF));
 
    /* Ensure source width/height is positive */
    if (srcwidth < 0)
    {
        GpPointF tmp = ptf[1];
        srcx = srcx + srcwidth;
        srcwidth = -srcwidth;
        ptf[2].X = ptf[2].X + ptf[1].X - ptf[0].X;
        ptf[2].Y = ptf[2].Y + ptf[1].Y - ptf[0].Y;
        ptf[1] = ptf[0];
        ptf[0] = tmp;
    }
 
    if (srcheight < 0)
    {
        GpPointF tmp = ptf[2];
        srcy = srcy + srcheight;
        srcheight = -srcheight;
        ptf[1].X = ptf[1].X + ptf[2].X - ptf[0].X;
        ptf[1].Y = ptf[1].Y + ptf[2].Y - ptf[0].Y;
        ptf[2] = ptf[0];
        ptf[0] = tmp;
    }
 
    ptf[3].X = ptf[2].X + ptf[1].X - ptf[0].X;
    ptf[3].Y = ptf[2].Y + ptf[1].Y - ptf[0].Y;
    if (!srcwidth || !srcheight || (ptf[3].X == ptf[0].X && ptf[3].Y == ptf[0].Y))
        return Ok;
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, ptf, 4);
    round_points(pti, ptf, 4);
 
    TRACE("%s %s %s %s\n", wine_dbgstr_point(&pti[0]), wine_dbgstr_point(&pti[1]),
        wine_dbgstr_point(&pti[2]), wine_dbgstr_point(&pti[3]));
 
    srcx = units_to_pixels(srcx, srcUnit, image->xres);
    srcy = units_to_pixels(srcy, srcUnit, image->yres);
    srcwidth = units_to_pixels(srcwidth, srcUnit, image->xres);
    srcheight = units_to_pixels(srcheight, srcUnit, image->yres);
    TRACE("src pixels: %f,%f %fx%f\n", srcx, srcy, srcwidth, srcheight);
 
    if (image->type == ImageTypeBitmap)
    {
        GpBitmap* bitmap = (GpBitmap*)image;
        BOOL do_resampling = FALSE;
        BOOL use_software = FALSE;
 
        TRACE("graphics: %.2fx%.2f dpi, fmt %#x, scale %f, image: %.2fx%.2f dpi, fmt %#x, color %08x\n",
            graphics->xres, graphics->yres,
            graphics->image && graphics->image->type == ImageTypeBitmap ? ((GpBitmap *)graphics->image)->format : 0,
            graphics->scale, image->xres, image->yres, bitmap->format,
            imageAttributes ? imageAttributes->outside_color : 0);
 
        if (ptf[1].Y != ptf[0].Y || ptf[2].X != ptf[0].X ||
            ptf[1].X - ptf[0].X != srcwidth || ptf[2].Y - ptf[0].Y != srcheight ||
            srcx < 0 || srcy < 0 ||
            srcx + srcwidth > bitmap->width || srcy + srcheight > bitmap->height)
            do_resampling = TRUE;
 
        if (imageAttributes || graphics->alpha_hdc || do_resampling ||
            (graphics->image && graphics->image->type == ImageTypeBitmap))
            use_software = TRUE;
 
        if (use_software)
        {
            RECT dst_area;
            GpRectF graphics_bounds;
            GpRect src_area;
            int i, x, y, src_stride, dst_stride;
            GpMatrix dst_to_src;
            REAL m11, m12, m21, m22, mdx, mdy;
            LPBYTE src_data, dst_data, dst_dyn_data=NULL;
            BitmapData lockeddata;
            InterpolationMode interpolation = graphics->interpolation;
            PixelOffsetMode offset_mode = graphics->pixeloffset;
            GpPointF dst_to_src_points[3] = {{0.0, 0.0}, {1.0, 0.0}, {0.0, 1.0}};
            REAL x_dx, x_dy, y_dx, y_dy;
            static const GpImageAttributes defaultImageAttributes = {WrapModeClamp, 0, FALSE};
 
            if (!imageAttributes)
                imageAttributes = &defaultImageAttributes;
 
            dst_area.left = dst_area.right = pti[0].x;
            dst_area.top = dst_area.bottom = pti[0].y;
            for (i=1; i<4; i++)
            {
                if (dst_area.left > pti[i].x) dst_area.left = pti[i].x;
                if (dst_area.right < pti[i].x) dst_area.right = pti[i].x;
                if (dst_area.top > pti[i].y) dst_area.top = pti[i].y;
                if (dst_area.bottom < pti[i].y) dst_area.bottom = pti[i].y;
            }
 
            stat = get_graphics_device_bounds(graphics, &graphics_bounds);
            if (stat != Ok) return stat;
 
            if (graphics_bounds.X > dst_area.left) dst_area.left = floorf(graphics_bounds.X);
            if (graphics_bounds.Y > dst_area.top) dst_area.top = floorf(graphics_bounds.Y);
            if (graphics_bounds.X + graphics_bounds.Width < dst_area.right) dst_area.right = ceilf(graphics_bounds.X + graphics_bounds.Width);
            if (graphics_bounds.Y + graphics_bounds.Height < dst_area.bottom) dst_area.bottom = ceilf(graphics_bounds.Y + graphics_bounds.Height);
 
            TRACE("dst_area: %s\n", wine_dbgstr_rect(&dst_area));
 
            if (IsRectEmpty(&dst_area)) return Ok;
 
            m11 = (ptf[1].X - ptf[0].X) / srcwidth;
            m21 = (ptf[2].X - ptf[0].X) / srcheight;
            mdx = ptf[0].X - m11 * srcx - m21 * srcy;
            m12 = (ptf[1].Y - ptf[0].Y) / srcwidth;
            m22 = (ptf[2].Y - ptf[0].Y) / srcheight;
            mdy = ptf[0].Y - m12 * srcx - m22 * srcy;
 
            GdipSetMatrixElements(&dst_to_src, m11, m12, m21, m22, mdx, mdy);
 
            stat = GdipInvertMatrix(&dst_to_src);
            if (stat != Ok) return stat;
 
            if (do_resampling)
            {
                get_bitmap_sample_size(interpolation, imageAttributes->wrap,
                    bitmap, srcx, srcy, srcwidth, srcheight, &src_area);
            }
            else
            {
                /* Make sure src_area is equal in size to dst_area. */
                src_area.X = srcx + dst_area.left - pti[0].x;
                src_area.Y = srcy + dst_area.top - pti[0].y;
                src_area.Width = dst_area.right - dst_area.left;
                src_area.Height = dst_area.bottom - dst_area.top;
            }
 
            TRACE("src_area: %d x %d\n", src_area.Width, src_area.Height);
 
            src_data = heap_alloc_zero(sizeof(ARGB) * src_area.Width * src_area.Height);
            if (!src_data)
                return OutOfMemory;
            src_stride = sizeof(ARGB) * src_area.Width;
 
            /* Read the bits we need from the source bitmap into a compatible buffer. */
            lockeddata.Width = src_area.Width;
            lockeddata.Height = src_area.Height;
            lockeddata.Stride = src_stride;
            lockeddata.Scan0 = src_data;
            if (!do_resampling && bitmap->format == PixelFormat32bppPARGB)
                lockeddata.PixelFormat = apply_image_attributes(imageAttributes, NULL, 0, 0, 0, ColorAdjustTypeBitmap, bitmap->format);
            else if (imageAttributes != &defaultImageAttributes)
                lockeddata.PixelFormat = PixelFormat32bppARGB;
            else
                lockeddata.PixelFormat = PixelFormat32bppPARGB;
 
            stat = GdipBitmapLockBits(bitmap, &src_area, ImageLockModeRead|ImageLockModeUserInputBuf,
                lockeddata.PixelFormat, &lockeddata);
 
            if (stat == Ok)
                stat = GdipBitmapUnlockBits(bitmap, &lockeddata);
 
            if (stat != Ok)
            {
                heap_free(src_data);
                return stat;
            }
 
            apply_image_attributes(imageAttributes, src_data,
                src_area.Width, src_area.Height,
                src_stride, ColorAdjustTypeBitmap, lockeddata.PixelFormat);
 
            if (do_resampling)
            {
#ifdef __REACTOS__  // CORE-19456
                DOUBLE delta_xx, delta_xy, delta_yx, delta_yy;
#else
                REAL delta_xx, delta_xy, delta_yx, delta_yy;
#endif
 
                /* Transform the bits as needed to the destination. */
                dst_data = dst_dyn_data = heap_alloc_zero(sizeof(ARGB) * (dst_area.right - dst_area.left) * (dst_area.bottom - dst_area.top));
                if (!dst_data)
                {
                    heap_free(src_data);
                    return OutOfMemory;
                }
 
                dst_stride = sizeof(ARGB) * (dst_area.right - dst_area.left);
 
                GdipTransformMatrixPoints(&dst_to_src, dst_to_src_points, 3);
 
                x_dx = dst_to_src_points[1].X - dst_to_src_points[0].X;
                x_dy = dst_to_src_points[1].Y - dst_to_src_points[0].Y;
                y_dx = dst_to_src_points[2].X - dst_to_src_points[0].X;
                y_dy = dst_to_src_points[2].Y - dst_to_src_points[0].Y;
 
                delta_yy = dst_area.top * y_dy;
                delta_yx = dst_area.top * y_dx;
 
                for (y=dst_area.top; y<dst_area.bottom; y++)
                {
                    delta_xx = dst_area.left * x_dx;
                    delta_xy = dst_area.left * x_dy;
 
                    for (x=dst_area.left; x<dst_area.right; x++)
                    {
                        GpPointF src_pointf;
                        ARGB *dst_color;
 
                        src_pointf.X = dst_to_src_points[0].X + delta_xx + delta_yx;
                        src_pointf.Y = dst_to_src_points[0].Y + delta_xy + delta_yy;
 
                        dst_color = (ARGB*)(dst_data + dst_stride * (y - dst_area.top) + sizeof(ARGB) * (x - dst_area.left));
 
                        if (src_pointf.X >= srcx && src_pointf.X < srcx + srcwidth && src_pointf.Y >= srcy && src_pointf.Y < srcy+srcheight)
                        {
                            if (lockeddata.PixelFormat != PixelFormat32bppPARGB)
                                *dst_color = resample_bitmap_pixel(&src_area, src_data, bitmap->width, bitmap->height, &src_pointf,
                                                                   imageAttributes, interpolation, offset_mode);
                            else
                                *dst_color = resample_bitmap_pixel_premult(&src_area, src_data, bitmap->width, bitmap->height, &src_pointf,
                                                                           imageAttributes, interpolation, offset_mode);
                        }
                        else
                            *dst_color = 0;
 
                        delta_xx += x_dx;
                        delta_yx += y_dx;
                    }
 
                    delta_xy += x_dy;
                    delta_yy += y_dy;
                }
            }
            else
            {
                dst_data = src_data;
                dst_stride = src_stride;
            }
 
            gdi_transform_acquire(graphics);
 
            stat = alpha_blend_pixels(graphics, dst_area.left, dst_area.top,
                dst_data, dst_area.right - dst_area.left, dst_area.bottom - dst_area.top, dst_stride,
                lockeddata.PixelFormat);
 
            gdi_transform_release(graphics);
 
            heap_free(src_data);
 
            heap_free(dst_dyn_data);
 
            return stat;
        }
        else
        {
            HDC hdc;
            BOOL temp_hdc = FALSE, temp_bitmap = FALSE;
            HBITMAP hbitmap, old_hbm=NULL;
            HRGN hrgn;
            INT save_state;
 
            if (!(bitmap->format == PixelFormat16bppRGB555 ||
                  bitmap->format == PixelFormat24bppRGB ||
                  bitmap->format == PixelFormat32bppRGB ||
                  bitmap->format == PixelFormat32bppPARGB))
            {
                BITMAPINFOHEADER bih;
                BYTE *temp_bits;
                PixelFormat dst_format;
 
                /* we can't draw a bitmap of this format directly */
                hdc = CreateCompatibleDC(0);
                temp_hdc = TRUE;
                temp_bitmap = TRUE;
 
                bih.biSize = sizeof(BITMAPINFOHEADER);
                bih.biWidth = bitmap->width;
                bih.biHeight = -bitmap->height;
                bih.biPlanes = 1;
                bih.biBitCount = 32;
                bih.biCompression = BI_RGB;
                bih.biSizeImage = 0;
                bih.biXPelsPerMeter = 0;
                bih.biYPelsPerMeter = 0;
                bih.biClrUsed = 0;
                bih.biClrImportant = 0;
 
                hbitmap = CreateDIBSection(hdc, (BITMAPINFO*)&bih, DIB_RGB_COLORS,
                    (void**)&temp_bits, NULL, 0);
 
                if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha))
                    dst_format = PixelFormat32bppPARGB;
                else
                    dst_format = PixelFormat32bppRGB;
 
                convert_pixels(bitmap->width, bitmap->height,
                    bitmap->width*4, temp_bits, dst_format,
                    bitmap->stride, bitmap->bits, bitmap->format,
                    bitmap->image.palette);
            }
            else
            {
                if (bitmap->hbitmap)
                    hbitmap = bitmap->hbitmap;
                else
                {
                    GdipCreateHBITMAPFromBitmap(bitmap, &hbitmap, 0);
                    temp_bitmap = TRUE;
                }
 
                hdc = bitmap->hdc;
                temp_hdc = (hdc == 0);
            }
 
            if (temp_hdc)
            {
                if (!hdc) hdc = CreateCompatibleDC(0);
                old_hbm = SelectObject(hdc, hbitmap);
            }
 
            save_state = SaveDC(graphics->hdc);
 
            stat = get_clip_hrgn(graphics, &hrgn);
 
            if (stat == Ok)
            {
                ExtSelectClipRgn(graphics->hdc, hrgn, RGN_COPY);
                DeleteObject(hrgn);
            }
 
            gdi_transform_acquire(graphics);
 
            if (bitmap->format & (PixelFormatAlpha|PixelFormatPAlpha))
            {
                gdi_alpha_blend(graphics, pti[0].x, pti[0].y, pti[1].x - pti[0].x, pti[2].y - pti[0].y,
                                hdc, srcx, srcy, srcwidth, srcheight);
            }
            else
            {
                StretchBlt(graphics->hdc, pti[0].x, pti[0].y, pti[1].x-pti[0].x, pti[2].y-pti[0].y,
                    hdc, srcx, srcy, srcwidth, srcheight, SRCCOPY);
            }
 
            gdi_transform_release(graphics);
 
            RestoreDC(graphics->hdc, save_state);
 
            if (temp_hdc)
            {
                SelectObject(hdc, old_hbm);
                DeleteDC(hdc);
            }
 
            if (temp_bitmap)
                DeleteObject(hbitmap);
        }
    }
    else if (image->type == ImageTypeMetafile && ((GpMetafile*)image)->hemf)
    {
        GpRectF rc;
 
        rc.X = srcx;
        rc.Y = srcy;
        rc.Width = srcwidth;
        rc.Height = srcheight;
 
        return GdipEnumerateMetafileSrcRectDestPoints(graphics, (GpMetafile*)image,
            points, count, &rc, srcUnit, play_metafile_proc, image, imageAttributes);
    }
    else
    {
        WARN("GpImage with nothing we can draw (metafile in wrong state?)\n");
        return InvalidParameter;
    }
 
    return Ok;
}

Referenced by GdipDrawImagePointRect(), GdipDrawImagePoints(), GdipDrawImagePointsRectI(), GdipDrawImageRectRect(), GdipDrawImageRectRectI(), GdipPlayMetafileRecord(), test_clear(), test_drawimage(), test_emfonly(), test_fillrect(), test_GdipDrawImagePointsRect(), and test_getdc().

◆ GdipDrawImagePointsRectI()

GpStatus WINGDIPAPI GdipDrawImagePointsRectI	(	GpGraphics *	graphics,
		GpImage *	image,
		GDIPCONST GpPoint *	points,
		INT	count,
		INT	srcx,
		INT	srcy,
		INT	srcwidth,
		INT	srcheight,
		GpUnit	srcUnit,
		GDIPCONST GpImageAttributes *	imageAttributes,
		DrawImageAbort	callback,
		VOID *	callbackData
	)

Definition at line 3473 of file graphics.c.

{
    GpPointF pointsF[3];
    INT i;
 
    TRACE("(%p, %p, %p, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n", graphics, image, points, count,
          srcx, srcy, srcwidth, srcheight, srcUnit, imageAttributes, callback,
          callbackData);
 
    if(!points || count!=3)
        return InvalidParameter;
 
    for(i = 0; i < count; i++){
        pointsF[i].X = (REAL)points[i].X;
        pointsF[i].Y = (REAL)points[i].Y;
    }
 
    return GdipDrawImagePointsRect(graphics, image, pointsF, count, (REAL)srcx, (REAL)srcy,
                                   (REAL)srcwidth, (REAL)srcheight, srcUnit, imageAttributes,
                                   callback, callbackData);
}

◆ GdipDrawImageRect()

GpStatus WINGDIPAPI GdipDrawImageRect	(	GpGraphics *	graphics,
		GpImage *	image,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height
	)

Definition at line 3544 of file graphics.c.

{
    RectF bounds;
    GpUnit unit;
    GpStatus ret;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, image, x, y, width, height);
 
    if(!graphics || !image)
        return InvalidParameter;
 
    ret = GdipGetImageBounds(image, &bounds, &unit);
    if(ret != Ok)
        return ret;
 
    return GdipDrawImageRectRect(graphics, image, x, y, width, height,
                                 bounds.X, bounds.Y, bounds.Width, bounds.Height,
                                 unit, NULL, NULL, NULL);
}

Referenced by GdipDrawImageRectI().

◆ GdipDrawImageRectI()

GpStatus WINGDIPAPI GdipDrawImageRectI	(	GpGraphics *	graphics,
		GpImage *	image,
		INT	x,
		INT	y,
		INT	width,
		INT	height
	)

Definition at line 3565 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, image, x, y, width, height);
 
    return GdipDrawImageRect(graphics, image, (REAL)x, (REAL)y, (REAL)width, (REAL)height);
}

◆ GdipDrawImageRectRect()

GpStatus WINGDIPAPI GdipDrawImageRectRect	(	GpGraphics *	graphics,
		GpImage *	image,
		REAL	dstx,
		REAL	dsty,
		REAL	dstwidth,
		REAL	dstheight,
		REAL	srcx,
		REAL	srcy,
		REAL	srcwidth,
		REAL	srcheight,
		GpUnit	srcUnit,
		GDIPCONST GpImageAttributes *	imageattr,
		DrawImageAbort	callback,
		VOID *	callbackData
	)

Definition at line 3498 of file graphics.c.

{
    GpPointF points[3];
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %d, %p, %p, %p)\n",
          graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
          srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
 
    points[0].X = dstx;
    points[0].Y = dsty;
    points[1].X = dstx + dstwidth;
    points[1].Y = dsty;
    points[2].X = dstx;
    points[2].Y = dsty + dstheight;
 
    return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
               srcwidth, srcheight, srcUnit, imageattr, callback, callbackData);
}

Referenced by GdipDrawImageRect(), and ZoomWnd_OnDraw().

◆ GdipDrawImageRectRectI()

GpStatus WINGDIPAPI GdipDrawImageRectRectI	(	GpGraphics *	graphics,
		GpImage *	image,
		INT	dstx,
		INT	dsty,
		INT	dstwidth,
		INT	dstheight,
		INT	srcx,
		INT	srcy,
		INT	srcwidth,
		INT	srcheight,
		GpUnit	srcUnit,
		GDIPCONST GpImageAttributes *	imageAttributes,
		DrawImageAbort	callback,
		VOID *	callbackData
	)

Definition at line 3521 of file graphics.c.

{
    GpPointF points[3];
 
    TRACE("(%p, %p, %d, %d, %d, %d, %d, %d, %d, %d, %d, %p, %p, %p)\n",
          graphics, image, dstx, dsty, dstwidth, dstheight, srcx, srcy,
          srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
 
    points[0].X = dstx;
    points[0].Y = dsty;
    points[1].X = dstx + dstwidth;
    points[1].Y = dsty;
    points[2].X = dstx;
    points[2].Y = dsty + dstheight;
 
    return GdipDrawImagePointsRect(graphics, image, points, 3, srcx, srcy,
               srcwidth, srcheight, srcUnit, imageAttributes, callback, callbackData);
}

Referenced by GdipGetImageThumbnail(), METAFILE_DrawImagePointsRect(), test_colorkey(), test_colormatrix(), test_gamma(), test_GdipDrawImagePointsRectOnMemoryDC(), and test_remaptable().

◆ GdipDrawLine()

GpStatus WINGDIPAPI GdipDrawLine	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x1,
		REAL	y1,
		REAL	x2,
		REAL	y2
	)

Definition at line 3573 of file graphics.c.

{
    GpPointF pt[2];
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x1, y1, x2, y2);
 
    if (!pen)
        return InvalidParameter;
 
    if (pen->unit == UnitPixel && pen->width <= 0.0)
        return Ok;
 
    pt[0].X = x1;
    pt[0].Y = y1;
    pt[1].X = x2;
    pt[1].Y = y2;
    return GdipDrawLines(graphics, pen, pt, 2);
}

Referenced by GdipDrawLineI(), test_Get_Release_DC(), and test_pen_thickness().

◆ GdipDrawLineI()

GpStatus WINGDIPAPI GdipDrawLineI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x1,
		INT	y1,
		INT	x2,
		INT	y2
	)

Definition at line 3593 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x1, y1, x2, y2);
 
    return GdipDrawLine(graphics, pen, (REAL)x1, (REAL)y1, (REAL)x2, (REAL)y2);
}

Referenced by test_emfonly(), test_GdipDrawLineI(), and test_Get_Release_DC().

◆ GdipDrawLines()

GpStatus WINGDIPAPI GdipDrawLines	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 3601 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    if(!pen || !graphics || (count < 2))
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathLine2(path, points, count);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawLine(), GdipDrawLinesI(), and test_Get_Release_DC().

◆ GdipDrawLinesI()

GpStatus WINGDIPAPI GdipDrawLinesI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 3626 of file graphics.c.

{
    GpStatus retval;
    GpPointF *ptf;
    int i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    ptf = heap_alloc_zero(count * sizeof(GpPointF));
    if(!ptf) return OutOfMemory;
 
    for(i = 0; i < count; i ++){
        ptf[i].X = (REAL) points[i].X;
        ptf[i].Y = (REAL) points[i].Y;
    }
 
    retval = GdipDrawLines(graphics, pen, ptf, count);
 
    heap_free(ptf);
    return retval;
}

Referenced by test_GdipDrawLinesI(), and test_Get_Release_DC().

◆ GdipDrawPath()

GpStatus WINGDIPAPI GdipDrawPath	(	GpGraphics *	graphics,
		GpPen *	pen,
		GpPath *	path
	)

Definition at line 4070 of file graphics.c.

{
    GpStatus retval;
 
    TRACE("(%p, %p, %p)\n", graphics, pen, path);
 
    if(!pen || !graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (path->pathdata.Count == 0)
        return Ok;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
        retval = METAFILE_DrawPath((GpMetafile*)graphics->image, pen, path);
    else if (!graphics->hdc || graphics->alpha_hdc || !brush_can_fill_path(pen->brush, FALSE))
        retval = SOFTWARE_GdipDrawPath(graphics, pen, path);
    else
        retval = GDI32_GdipDrawPath(graphics, pen, path);
 
    return retval;
}

Referenced by GdipDrawArc(), GdipDrawBeziers(), GdipDrawClosedCurve2(), GdipDrawCurve2(), GdipDrawEllipse(), GdipDrawLines(), GdipDrawPie(), GdipDrawPolygon(), GdipDrawRectangle(), GdipDrawRectangles(), GdipPlayMetafileRecord(), test_drawpath(), test_Get_Release_DC(), and test_pen_thickness().

◆ GdipDrawPie()

GpStatus WINGDIPAPI GdipDrawPie	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 4095 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y,
            width, height, startAngle, sweepAngle);
 
    if(!graphics || !pen)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathPie(path, x, y, width, height, startAngle, sweepAngle);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawPieI(), GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipDrawPieI()

GpStatus WINGDIPAPI GdipDrawPieI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x,
		INT	y,
		INT	width,
		INT	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 4121 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n", graphics, pen, x, y,
            width, height, startAngle, sweepAngle);
 
    return GdipDrawPie(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}

Referenced by GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipDrawPolygon()

GpStatus WINGDIPAPI GdipDrawPolygon	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 6576 of file graphics.c.

{
    GpStatus status;
    GpPath* path;
 
    TRACE("(%p, %p, %d)\n", graphics, points, count);
 
    if(!graphics || !pen || count<=0)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathPolygon(path, points, count);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
 
    return status;
}

Referenced by GdipDrawPolygonI(), and test_Get_Release_DC().

◆ GdipDrawPolygonI()

GpStatus WINGDIPAPI GdipDrawPolygonI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 6602 of file graphics.c.

{
    GpStatus ret;
    GpPointF *ptf;
    INT i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, points, count);
 
    if(count<=0)    return InvalidParameter;
    ptf = heap_alloc_zero(sizeof(GpPointF) * count);
 
    for(i = 0;i < count; i++){
        ptf[i].X = (REAL)points[i].X;
        ptf[i].Y = (REAL)points[i].Y;
    }
 
    ret = GdipDrawPolygon(graphics,pen,ptf,count);
    heap_free(ptf);
 
    return ret;
}

Referenced by test_Get_Release_DC().

◆ GdipDrawRectangle()

GpStatus WINGDIPAPI GdipDrawRectangle	(	GpGraphics *	graphics,
		GpPen *	pen,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height
	)

Definition at line 4130 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, pen, x, y, width, height);
 
    if(!pen || !graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathRectangle(path, x, y, width, height);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawRectangleI(), and test_Get_Release_DC().

◆ GdipDrawRectangleI()

GpStatus WINGDIPAPI GdipDrawRectangleI	(	GpGraphics *	graphics,
		GpPen *	pen,
		INT	x,
		INT	y,
		INT	width,
		INT	height
	)

Definition at line 4155 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, pen, x, y, width, height);
 
    return GdipDrawRectangle(graphics,pen,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}

Referenced by test_Get_Release_DC().

◆ GdipDrawRectangles()

GpStatus WINGDIPAPI GdipDrawRectangles	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpRectF *	rects,
		INT	count
	)

Definition at line 4163 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
 
    if(!graphics || !pen || !rects || count < 1)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathRectangles(path, rects, count);
    if (status == Ok)
        status = GdipDrawPath(graphics, pen, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipDrawRectanglesI(), GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipDrawRectanglesI()

GpStatus WINGDIPAPI GdipDrawRectanglesI	(	GpGraphics *	graphics,
		GpPen *	pen,
		GDIPCONST GpRect *	rects,
		INT	count
	)

Definition at line 4188 of file graphics.c.

{
    GpRectF *rectsF;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, pen, rects, count);
 
    if(!rects || count<=0)
        return InvalidParameter;
 
    rectsF = heap_alloc_zero(sizeof(GpRectF) * count);
    if(!rectsF)
        return OutOfMemory;
 
    for(i = 0;i < count;i++){
        rectsF[i].X      = (REAL)rects[i].X;
        rectsF[i].Y      = (REAL)rects[i].Y;
        rectsF[i].Width  = (REAL)rects[i].Width;
        rectsF[i].Height = (REAL)rects[i].Height;
    }
 
    ret = GdipDrawRectangles(graphics, pen, rectsF, count);
    heap_free(rectsF);
 
    return ret;
}

Referenced by test_Get_Release_DC().

◆ GdipDrawString()

GpStatus WINGDIPAPI GdipDrawString	(	GpGraphics *	graphics,
		GDIPCONST WCHAR *	string,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		GDIPCONST GpBrush *	brush
	)

Definition at line 5700 of file graphics.c.

{
    HRGN rgn = NULL;
    HFONT gdifont;
    GpPointF pt[3], rectcpy[4];
    POINT corners[4];
    REAL rel_width, rel_height, margin_x;
    INT save_state, format_flags = 0;
    REAL offsety = 0.0;
    struct draw_string_args args;
    RectF scaled_rect;
    HDC hdc, temp_hdc=NULL;
    TEXTMETRICW textmetric;
 
    TRACE("(%p, %s, %i, %p, %s, %p, %p)\n", graphics, debugstr_wn(string, length),
        length, font, debugstr_rectf(rect), format, brush);
 
    if(!graphics || !string || !font || !brush || !rect)
        return InvalidParameter;
 
    if(graphics->hdc)
    {
        hdc = graphics->hdc;
    }
    else
    {
        hdc = temp_hdc = CreateCompatibleDC(0);
    }
 
    if(format){
        TRACE("may be ignoring some format flags: attr %x\n", format->attr);
 
        format_flags = format->attr;
 
        /* Should be no need to explicitly test for StringAlignmentNear as
         * that is default behavior if no alignment is passed. */
        if(format->line_align != StringAlignmentNear){
            RectF bounds, in_rect = *rect;
            in_rect.Height = 0.0; /* avoid height clipping */
            GdipMeasureString(graphics, string, length, font, &in_rect, format, &bounds, 0, 0);
 
            TRACE("bounds %s\n", debugstr_rectf(&bounds));
 
            if(format->line_align == StringAlignmentCenter)
                offsety = (rect->Height - bounds.Height) / 2;
            else if(format->line_align == StringAlignmentFar)
                offsety = (rect->Height - bounds.Height);
        }
        TRACE("line align %d, offsety %f\n", format->line_align, offsety);
    }
 
    save_state = SaveDC(hdc);
 
    pt[0].X = 0.0;
    pt[0].Y = 0.0;
    pt[1].X = 1.0;
    pt[1].Y = 0.0;
    pt[2].X = 0.0;
    pt[2].Y = 1.0;
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, pt, 3);
    rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
                     (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
    rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
                      (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
 
    rectcpy[3].X = rectcpy[0].X = rect->X;
    rectcpy[1].Y = rectcpy[0].Y = rect->Y;
    rectcpy[2].X = rectcpy[1].X = rect->X + rect->Width;
    rectcpy[3].Y = rectcpy[2].Y = rect->Y + rect->Height;
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, rectcpy, 4);
    round_points(corners, rectcpy, 4);
 
    margin_x = (format && format->generic_typographic) ? 0.0 : font->emSize / 6.0;
    margin_x *= units_scale(font->unit, graphics->unit, graphics->xres);
 
    scaled_rect.X = margin_x * rel_width;
    scaled_rect.Y = 0.0;
    scaled_rect.Width = rel_width * rect->Width;
    scaled_rect.Height = rel_height * rect->Height;
    if (scaled_rect.Width >= 0.5)
    {
        scaled_rect.Width -= margin_x * 2.0 * rel_width;
        if (scaled_rect.Width < 0.5) return Ok; /* doesn't fit */
    }
 
    if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23;
    if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23;
 
    if (!(format_flags & StringFormatFlagsNoClip) &&
        scaled_rect.Width != 1 << 23 && scaled_rect.Height != 1 << 23 &&
        rect->Width > 0.0 && rect->Height > 0.0)
    {
        /* FIXME: If only the width or only the height is 0, we should probably still clip */
        rgn = CreatePolygonRgn(corners, 4, ALTERNATE);
        SelectClipRgn(hdc, rgn);
    }
 
    get_font_hfont(graphics, font, format, &gdifont, NULL);
    SelectObject(hdc, gdifont);
 
    args.graphics = graphics;
    args.brush = brush;
 
    args.x = rect->X;
    args.y = rect->Y + offsety;
 
    args.rel_width = rel_width;
    args.rel_height = rel_height;
 
    gdi_transform_acquire(graphics);
 
    GetTextMetricsW(hdc, &textmetric);
    args.ascent = textmetric.tmAscent / rel_height;
 
    gdip_format_string(hdc, string, length, font, &scaled_rect, format, TRUE,
        draw_string_callback, &args);
 
    gdi_transform_release(graphics);
 
    DeleteObject(rgn);
    DeleteObject(gdifont);
 
    RestoreDC(hdc, save_state);
 
    DeleteDC(temp_hdc);
 
    return Ok;
}

Referenced by test_GdipDrawString(), and test_string_functions().

◆ GdipEndContainer()

GpStatus WINGDIPAPI GdipEndContainer	(	GpGraphics *	graphics,
		GraphicsContainer	state
	)

Definition at line 6043 of file graphics.c.

{
    TRACE("(%p, %x)\n", graphics, state);
    return end_container(graphics, BEGIN_CONTAINER, state);
}

Referenced by GdipEnumerateMetafileSrcRectDestPoints(), GdipPlayMetafileRecord(), test_BeginContainer2(), test_container_rects(), test_containers(), and test_save_restore().

◆ GdipFillClosedCurve()

GpStatus WINGDIPAPI GdipFillClosedCurve	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 4278 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
    return GdipFillClosedCurve2(graphics, brush, points, count,
               0.5f, FillModeAlternate);
}

Referenced by test_GdipFillClosedCurve(), and test_Get_Release_DC().

◆ GdipFillClosedCurve2()

GpStatus WINGDIPAPI GdipFillClosedCurve2	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPointF *	points,
		INT	count,
		REAL	tension,
		GpFillMode	fill
	)

Definition at line 4217 of file graphics.c.

{
    GpPath *path;
    GpStatus status;
 
    TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
            count, tension, fill);
 
    if(!graphics || !brush || !points)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(count == 1)    /* Do nothing */
        return Ok;
 
    status = GdipCreatePath(fill, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathClosedCurve2(path, points, count, tension);
    if (status == Ok)
        status = GdipFillPath(graphics, brush, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipFillClosedCurve(), GdipFillClosedCurve2I(), GdipPlayMetafileRecord(), test_GdipFillClosedCurve2(), and test_Get_Release_DC().

◆ GdipFillClosedCurve2I()

GpStatus WINGDIPAPI GdipFillClosedCurve2I	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPoint *	points,
		INT	count,
		REAL	tension,
		GpFillMode	fill
	)

Definition at line 4246 of file graphics.c.

{
    GpPointF *ptf;
    GpStatus stat;
    INT i;
 
    TRACE("(%p, %p, %p, %d, %.2f, %d)\n", graphics, brush, points,
            count, tension, fill);
 
    if(!points || count == 0)
        return InvalidParameter;
 
    if(count == 1)    /* Do nothing */
        return Ok;
 
    ptf = heap_alloc_zero(sizeof(GpPointF)*count);
    if(!ptf)
        return OutOfMemory;
 
    for(i = 0;i < count;i++){
        ptf[i].X = (REAL)points[i].X;
        ptf[i].Y = (REAL)points[i].Y;
    }
 
    stat = GdipFillClosedCurve2(graphics, brush, ptf, count, tension, fill);
 
    heap_free(ptf);
 
    return stat;
}

Referenced by GdipFillClosedCurveI(), test_GdipFillClosedCurve2I(), and test_Get_Release_DC().

◆ GdipFillClosedCurveI()

GpStatus WINGDIPAPI GdipFillClosedCurveI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 4286 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
    return GdipFillClosedCurve2I(graphics, brush, points, count,
               0.5f, FillModeAlternate);
}

Referenced by test_GdipFillClosedCurveI(), and test_Get_Release_DC().

◆ GdipFillEllipse()

GpStatus WINGDIPAPI GdipFillEllipse	(	GpGraphics *	graphics,
		GpBrush *	brush,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height
	)

Definition at line 4294 of file graphics.c.

{
    GpStatus stat;
    GpPath *path;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
 
    if(!graphics || !brush)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    stat = GdipCreatePath(FillModeAlternate, &path);
 
    if (stat == Ok)
    {
        stat = GdipAddPathEllipse(path, x, y, width, height);
 
        if (stat == Ok)
            stat = GdipFillPath(graphics, brush, path);
 
        GdipDeletePath(path);
    }
 
    return stat;
}

Referenced by GdipFillEllipseI(), GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipFillEllipseI()

GpStatus WINGDIPAPI GdipFillEllipseI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		INT	x,
		INT	y,
		INT	width,
		INT	height
	)

Definition at line 4323 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
 
    return GdipFillEllipse(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
}

Referenced by GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipFillPath()

GpStatus WINGDIPAPI GdipFillPath	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpPath *	path
	)

Definition at line 4395 of file graphics.c.

{
    GpStatus stat = NotImplemented;
 
    TRACE("(%p, %p, %p)\n", graphics, brush, path);
 
    if(!brush || !graphics || !path)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (!path->pathdata.Count)
        return Ok;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
        return METAFILE_FillPath((GpMetafile*)graphics->image, brush, path);
 
    if (!graphics->image && !graphics->alpha_hdc)
        stat = GDI32_GdipFillPath(graphics, brush, path);
 
    if (stat == NotImplemented)
        stat = SOFTWARE_GdipFillPath(graphics, brush, path);
 
    if (stat == NotImplemented)
    {
        FIXME("Not implemented for brushtype %i\n", brush->bt);
        stat = Ok;
    }
 
    return stat;
}

Referenced by GdipFillClosedCurve2(), GdipFillEllipse(), GdipFillPie(), GdipFillPolygon(), GdipFillPolygonI(), GdipFillRectangles(), GdipPlayMetafileRecord(), SOFTWARE_GdipDrawPath(), test_fillpath(), test_GdipFillPath(), and test_Get_Release_DC().

◆ GdipFillPie()

GpStatus WINGDIPAPI GdipFillPie	(	GpGraphics *	graphics,
		GpBrush *	brush,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 4428 of file graphics.c.

{
    GpStatus stat;
    GpPath *path;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
            graphics, brush, x, y, width, height, startAngle, sweepAngle);
 
    if(!graphics || !brush)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    stat = GdipCreatePath(FillModeAlternate, &path);
 
    if (stat == Ok)
    {
        stat = GdipAddPathPie(path, x, y, width, height, startAngle, sweepAngle);
 
        if (stat == Ok)
            stat = GdipFillPath(graphics, brush, path);
 
        GdipDeletePath(path);
    }
 
    return stat;
}

Referenced by GdipFillPieI(), GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipFillPieI()

GpStatus WINGDIPAPI GdipFillPieI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		INT	x,
		INT	y,
		INT	width,
		INT	height,
		REAL	startAngle,
		REAL	sweepAngle
	)

Definition at line 4458 of file graphics.c.

{
    TRACE("(%p, %p, %d, %d, %d, %d, %.2f, %.2f)\n",
            graphics, brush, x, y, width, height, startAngle, sweepAngle);
 
    return GdipFillPie(graphics,brush,(REAL)x,(REAL)y,(REAL)width,(REAL)height,startAngle,sweepAngle);
}

Referenced by GdipPlayMetafileRecord(), and test_Get_Release_DC().

◆ GdipFillPolygon()

GpStatus WINGDIPAPI GdipFillPolygon	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPointF *	points,
		INT	count,
		GpFillMode	fillMode
	)

Definition at line 4467 of file graphics.c.

{
    GpStatus stat;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
 
    if(!graphics || !brush || !points || !count)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    stat = GdipCreatePath(fillMode, &path);
 
    if (stat == Ok)
    {
        stat = GdipAddPathPolygon(path, points, count);
 
        if (stat == Ok)
            stat = GdipFillPath(graphics, brush, path);
 
        GdipDeletePath(path);
    }
 
    return stat;
}

Referenced by GdipFillPolygon2(), and test_Get_Release_DC().

◆ GdipFillPolygon2()

GpStatus WINGDIPAPI GdipFillPolygon2	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPointF *	points,
		INT	count
	)

Definition at line 4525 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
 
    return GdipFillPolygon(graphics, brush, points, count, FillModeAlternate);
}

Referenced by test_Get_Release_DC().

◆ GdipFillPolygon2I()

GpStatus WINGDIPAPI GdipFillPolygon2I	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPoint *	points,
		INT	count
	)

Definition at line 4533 of file graphics.c.

{
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, points, count);
 
    return GdipFillPolygonI(graphics, brush, points, count, FillModeAlternate);
}

Referenced by test_Get_Release_DC().

◆ GdipFillPolygonI()

GpStatus WINGDIPAPI GdipFillPolygonI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpPoint *	points,
		INT	count,
		GpFillMode	fillMode
	)

Definition at line 4496 of file graphics.c.

{
    GpStatus stat;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d, %d)\n", graphics, brush, points, count, fillMode);
 
    if(!graphics || !brush || !points || !count)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    stat = GdipCreatePath(fillMode, &path);
 
    if (stat == Ok)
    {
        stat = GdipAddPathPolygonI(path, points, count);
 
        if (stat == Ok)
            stat = GdipFillPath(graphics, brush, path);
 
        GdipDeletePath(path);
    }
 
    return stat;
}

Referenced by GdipFillPolygon2I(), and test_Get_Release_DC().

◆ GdipFillRectangle()

GpStatus WINGDIPAPI GdipFillRectangle	(	GpGraphics *	graphics,
		GpBrush *	brush,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height
	)

Definition at line 4541 of file graphics.c.

{
    GpRectF rect;
 
    TRACE("(%p, %p, %.2f, %.2f, %.2f, %.2f)\n", graphics, brush, x, y, width, height);
 
    rect.X = x;
    rect.Y = y;
    rect.Width = width;
    rect.Height = height;
 
    return GdipFillRectangles(graphics, brush, &rect, 1);
}

Referenced by draw_string_callback(), GdipGraphicsClear(), test_clipping(), test_containers(), test_Get_Release_DC(), test_pagetransform(), test_transform(), and test_worldtransform().

◆ GdipFillRectangleI()

GpStatus WINGDIPAPI GdipFillRectangleI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		INT	x,
		INT	y,
		INT	width,
		INT	height
	)

Definition at line 4556 of file graphics.c.

{
    GpRectF rect;
 
    TRACE("(%p, %p, %d, %d, %d, %d)\n", graphics, brush, x, y, width, height);
 
    rect.X = (REAL)x;
    rect.Y = (REAL)y;
    rect.Width = (REAL)width;
    rect.Height = (REAL)height;
 
    return GdipFillRectangles(graphics, brush, &rect, 1);
}

Referenced by test_fillrect(), test_GdipFillRectanglesOnBitmapTextureBrush(), test_GdipFillRectanglesOnMemoryDCSolidBrush(), test_GdipFillRectanglesOnMemoryDCTextureBrush(), test_Get_Release_DC(), test_hdc_caching(), test_nullframerect(), test_pagetransform(), and test_worldtransform().

◆ GdipFillRectangles()

GpStatus WINGDIPAPI GdipFillRectangles	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpRectF *	rects,
		INT	count
	)

Definition at line 4571 of file graphics.c.

{
    GpStatus status;
    GpPath *path;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
 
    if(!graphics || !brush || !rects || count <= 0)
        return InvalidParameter;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        status = METAFILE_FillRectangles((GpMetafile*)graphics->image, brush, rects, count);
        /* FIXME: Add gdi32 drawing. */
        return status;
    }
 
    status = GdipCreatePath(FillModeAlternate, &path);
    if (status != Ok) return status;
 
    status = GdipAddPathRectangles(path, rects, count);
    if (status == Ok)
        status = GdipFillPath(graphics, brush, path);
 
    GdipDeletePath(path);
    return status;
}

Referenced by GdipFillRectangle(), GdipFillRectangleI(), GdipFillRectanglesI(), GdipPlayMetafileRecord(), test_GdipFillRectangles(), and test_Get_Release_DC().

◆ GdipFillRectanglesI()

GpStatus WINGDIPAPI GdipFillRectanglesI	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GDIPCONST GpRect *	rects,
		INT	count
	)

Definition at line 4600 of file graphics.c.

{
    GpRectF *rectsF;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %p, %p, %d)\n", graphics, brush, rects, count);
 
    if(!rects || count <= 0)
        return InvalidParameter;
 
    rectsF = heap_alloc_zero(sizeof(GpRectF)*count);
    if(!rectsF)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        rectsF[i].X      = (REAL)rects[i].X;
        rectsF[i].Y      = (REAL)rects[i].Y;
        rectsF[i].Width  = (REAL)rects[i].Width;
        rectsF[i].Height = (REAL)rects[i].Height;
    }
 
    ret = GdipFillRectangles(graphics,brush,rectsF,count);
    heap_free(rectsF);
 
    return ret;
}

Referenced by test_Get_Release_DC().

◆ GdipFillRegion()

GpStatus WINGDIPAPI GdipFillRegion	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpRegion *	region
	)

Definition at line 4762 of file graphics.c.

{
    GpStatus stat = NotImplemented;
 
    TRACE("(%p, %p, %p)\n", graphics, brush, region);
 
    if (!(graphics && brush && region))
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (!graphics->image && !graphics->alpha_hdc)
        stat = GDI32_GdipFillRegion(graphics, brush, region);
 
    if (stat == NotImplemented)
        stat = SOFTWARE_GdipFillRegion(graphics, brush, region);
 
    if (stat == NotImplemented)
    {
        FIXME("not implemented for brushtype %i\n", brush->bt);
        stat = Ok;
    }
 
    return stat;
}

Referenced by SOFTWARE_GdipFillPath(), and test_Get_Release_DC().

◆ GdipFlush()

GpStatus WINGDIPAPI GdipFlush	(	GpGraphics *	graphics,
		GpFlushIntention	intention
	)

Definition at line 4790 of file graphics.c.

{
    TRACE("(%p,%u)\n", graphics, intention);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    /* We have no internal operation queue, so there's no need to clear it. */
 
    if (graphics->hdc)
        GdiFlush();
 
    return Ok;
}

Referenced by test_Get_Release_DC().

◆ GdipGetClip()

GpStatus WINGDIPAPI GdipGetClip	(	GpGraphics *	graphics,
		GpRegion *	region
	)

Definition at line 6813 of file graphics.c.

{
    GpRegion *clip;
    GpStatus status;
    GpMatrix device_to_world;
 
    TRACE("(%p, %p)\n", graphics, region);
 
    if(!graphics || !region)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if((status = GdipCloneRegion(graphics->clip, &clip)) != Ok)
        return status;
 
    get_graphics_transform(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, &device_to_world);
    status = GdipTransformRegion(clip, &device_to_world);
    if (status != Ok)
    {
        GdipDeleteRegion(clip);
        return status;
    }
 
    /* free everything except root node and header */
    delete_element(&region->node);
    memcpy(region, clip, sizeof(GpRegion));
    heap_free(clip);
 
    return Ok;
}

Referenced by GdipEnumerateMetafileSrcRectDestPoints(), GdipGetClipBounds(), test_clip_xform(), test_clipping(), test_clipping_2(), test_Get_Release_DC(), and test_get_set_clip().

◆ GdipGetClipBounds()

GpStatus WINGDIPAPI GdipGetClipBounds	(	GpGraphics *	graphics,
		GpRectF *	rect
	)

Definition at line 4811 of file graphics.c.

{
    GpStatus status;
    GpRegion *clip;
 
    TRACE("(%p, %p)\n", graphics, rect);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipCreateRegion(&clip);
    if (status != Ok) return status;
 
    status = GdipGetClip(graphics, clip);
    if (status == Ok)
        status = GdipGetRegionBounds(clip, graphics, rect);
 
    GdipDeleteRegion(clip);
    return status;
}

Referenced by test_BeginContainer2(), test_clipping(), and test_Get_Release_DC().

◆ GdipGetClipBoundsI()

GpStatus WINGDIPAPI GdipGetClipBoundsI	(	GpGraphics *	graphics,
		GpRect *	rect
	)

Definition at line 4838 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, rect);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return GdipGetRegionBoundsI(graphics->clip, graphics, rect);
}

Referenced by test_Get_Release_DC().

◆ GdipGetCompositingMode()

GpStatus WINGDIPAPI GdipGetCompositingMode	(	GpGraphics *	graphics,
		CompositingMode *	mode
	)

Definition at line 4852 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, mode);
 
    if(!graphics || !mode)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *mode = graphics->compmode;
 
    return Ok;
}

Referenced by test_BeginContainer2(), and test_Get_Release_DC().

◆ GdipGetCompositingQuality()

GpStatus WINGDIPAPI GdipGetCompositingQuality	(	GpGraphics *	graphics,
		CompositingQuality *	quality
	)

Definition at line 4869 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, quality);
 
    if(!graphics || !quality)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *quality = graphics->compqual;
 
    return Ok;
}

Referenced by test_BeginContainer2(), and test_Get_Release_DC().

◆ GdipGetDC()

GpStatus WINGDIPAPI GdipGetDC	(	GpGraphics *	graphics,
		HDC *	hdc
	)

Definition at line 6686 of file graphics.c.

{
    GpStatus stat=Ok;
 
    TRACE("(%p, %p)\n", graphics, hdc);
 
    if(!graphics || !hdc)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        stat = METAFILE_GetDC((GpMetafile*)graphics->image, hdc);
    }
    else if (!graphics->hdc ||
        (graphics->image && graphics->image->type == ImageTypeBitmap && ((GpBitmap*)graphics->image)->format & PixelFormatAlpha))
    {
        /* Create a fake HDC and fill it with a constant color. */
        HDC temp_hdc;
        HBITMAP hbitmap;
        GpRectF bounds;
        BITMAPINFOHEADER bmih;
        int i;
 
        stat = get_graphics_bounds(graphics, &bounds);
        if (stat != Ok)
            return stat;
 
        graphics->temp_hbitmap_width = bounds.Width;
        graphics->temp_hbitmap_height = bounds.Height;
 
        bmih.biSize = sizeof(bmih);
        bmih.biWidth = graphics->temp_hbitmap_width;
        bmih.biHeight = -graphics->temp_hbitmap_height;
        bmih.biPlanes = 1;
        bmih.biBitCount = 32;
        bmih.biCompression = BI_RGB;
        bmih.biSizeImage = 0;
        bmih.biXPelsPerMeter = 0;
        bmih.biYPelsPerMeter = 0;
        bmih.biClrUsed = 0;
        bmih.biClrImportant = 0;
 
        hbitmap = CreateDIBSection(NULL, (BITMAPINFO*)&bmih, DIB_RGB_COLORS,
            (void**)&graphics->temp_bits, NULL, 0);
        if (!hbitmap)
            return GenericError;
 
        temp_hdc = CreateCompatibleDC(0);
        if (!temp_hdc)
        {
            DeleteObject(hbitmap);
            return GenericError;
        }
 
        for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++)
            ((DWORD*)graphics->temp_bits)[i] = DC_BACKGROUND_KEY;
 
        SelectObject(temp_hdc, hbitmap);
 
        graphics->temp_hbitmap = hbitmap;
        *hdc = graphics->temp_hdc = temp_hdc;
    }
    else
    {
        *hdc = graphics->hdc;
    }
 
    if (stat == Ok)
        graphics->busy = TRUE;
 
    return stat;
}

Referenced by METAFILE_PlaybackGetDC(), test_alpha_hdc(), test_emfonly(), test_fromMemoryBitmap(), test_gditransform(), test_Get_Release_DC(), test_getdc(), test_getdc_scaled(), and test_nullframerect().

◆ GdipGetDpiX()

GpStatus WINGDIPAPI GdipGetDpiX	(	GpGraphics *	graphics,
		REAL *	dpi
	)

Definition at line 6625 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, dpi);
 
    if(!graphics || !dpi)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *dpi = graphics->xres;
    return Ok;
}

Referenced by create_graphics(), GdipCreateBitmapFromGraphics(), test_bitmapfromgraphics(), test_container_rects(), test_containers(), test_Get_Release_DC(), test_measured_extra_space(), test_pagetransform(), and test_resolution().

◆ GdipGetDpiY()

GpStatus WINGDIPAPI GdipGetDpiY	(	GpGraphics *	graphics,
		REAL *	dpi
	)

Definition at line 6639 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, dpi);
 
    if(!graphics || !dpi)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *dpi = graphics->yres;
    return Ok;
}

Referenced by create_graphics(), GdipCreateBitmapFromGraphics(), GdipGetFontHeight(), test_bitmapfromgraphics(), test_container_rects(), test_containers(), test_font_height_scaling(), test_Get_Release_DC(), test_pagetransform(), and test_resolution().

◆ GdipGetInterpolationMode()

GpStatus WINGDIPAPI GdipGetInterpolationMode	(	GpGraphics *	graphics,
		InterpolationMode *	mode
	)

Definition at line 4886 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, mode);
 
    if(!graphics || !mode)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *mode = graphics->interpolation;
 
    return Ok;
}

Referenced by test_BeginContainer2(), test_Get_Release_DC(), test_get_set_interpolation(), and test_save_restore().

◆ GdipGetNearestColor()

GpStatus WINGDIPAPI GdipGetNearestColor	(	GpGraphics *	graphics,
		ARGB *	argb
	)

Definition at line 4903 of file graphics.c.

{
    FIXME("(%p, %p): Passing color unmodified\n", graphics, argb);
 
    if(!graphics || !argb)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return Ok;
}

Referenced by test_GdipGetNearestColor(), and test_Get_Release_DC().

◆ GdipGetPageScale()

GpStatus WINGDIPAPI GdipGetPageScale	(	GpGraphics *	graphics,
		REAL *	scale
	)

Definition at line 4916 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, scale);
 
    if(!graphics || !scale)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *scale = graphics->scale;
 
    return Ok;
}

Referenced by test_BeginContainer2(), test_Get_Release_DC(), and test_pagetransform().

◆ GdipGetPageUnit()

GpStatus WINGDIPAPI GdipGetPageUnit	(	GpGraphics *	graphics,
		GpUnit *	unit
	)

Definition at line 4931 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, unit);
 
    if(!graphics || !unit)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *unit = graphics->unit;
 
    return Ok;
}

Referenced by test_BeginContainer2(), test_clipping(), test_clipping_2(), test_Get_Release_DC(), and test_pagetransform().

◆ GdipGetPixelOffsetMode()

GpStatus WINGDIPAPI GdipGetPixelOffsetMode	(	GpGraphics *	graphics,
		PixelOffsetMode *	mode
	)

Definition at line 4947 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, mode);
 
    if(!graphics || !mode)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *mode = graphics->pixeloffset;
 
    return Ok;
}

Referenced by test_BeginContainer2(), and test_Get_Release_DC().

◆ GdipGetRenderingOrigin()

GpStatus WINGDIPAPI GdipGetRenderingOrigin	(	GpGraphics *	graphics,
		INT *	x,
		INT *	y
	)

Definition at line 6280 of file graphics.c.

{
    TRACE("(%p,%p,%p)\n", graphics, x, y);
 
    if (!graphics || !x || !y)
        return InvalidParameter;
 
    *x = graphics->origin_x;
    *y = graphics->origin_y;
 
    return Ok;
}

◆ GdipGetSmoothingMode()

GpStatus WINGDIPAPI GdipGetSmoothingMode	(	GpGraphics *	graphics,
		SmoothingMode *	mode
	)

Definition at line 4964 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, mode);
 
    if(!graphics || !mode)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *mode = graphics->smoothing;
 
    return Ok;
}

Referenced by test_BeginContainer2(), and test_Get_Release_DC().

◆ GdipGetTextContrast()

GpStatus WINGDIPAPI GdipGetTextContrast	(	GpGraphics *	graphics,
		UINT *	contrast
	)

Definition at line 4979 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, contrast);
 
    if(!graphics || !contrast)
        return InvalidParameter;
 
    *contrast = graphics->textcontrast;
 
    return Ok;
}

Referenced by test_BeginContainer2(), and test_textcontrast().

◆ GdipGetTextRenderingHint()

GpStatus WINGDIPAPI GdipGetTextRenderingHint	(	GpGraphics *	graphics,
		TextRenderingHint *	hint
	)

Definition at line 4992 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, hint);
 
    if(!graphics || !hint)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *hint = graphics->texthint;
 
    return Ok;
}

Referenced by test_BeginContainer2(), test_Get_Release_DC(), and test_get_set_textrenderinghint().

◆ GdipGetVisibleClipBounds()

GpStatus WINGDIPAPI GdipGetVisibleClipBounds	(	GpGraphics *	graphics,
		GpRectF *	rect
	)

Definition at line 5008 of file graphics.c.

{
    GpRegion *clip_rgn;
    GpStatus stat;
    GpMatrix device_to_world;
 
    TRACE("(%p, %p)\n", graphics, rect);
 
    if(!graphics || !rect)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    /* intersect window and graphics clipping regions */
    if((stat = GdipCreateRegion(&clip_rgn)) != Ok)
        return stat;
 
    if((stat = get_visible_clip_region(graphics, clip_rgn)) != Ok)
        goto cleanup;
 
    /* transform to world coordinates */
    if((stat = get_graphics_transform(graphics, CoordinateSpaceWorld, CoordinateSpaceDevice, &device_to_world)) != Ok)
        goto cleanup;
 
    if((stat = GdipTransformRegion(clip_rgn, &device_to_world)) != Ok)
        goto cleanup;
 
    /* get bounds of the region */
    stat = GdipGetRegionBounds(clip_rgn, graphics, rect);
 
cleanup:
    GdipDeleteRegion(clip_rgn);
 
    return stat;
}

Referenced by GdipGetVisibleClipBoundsI(), GdipGraphicsClear(), test_alpha_hdc(), test_cliphrgn_transform(), test_clipping(), test_GdipGetVisibleClipBounds(), test_GdipGetVisibleClipBounds_screen(), and test_GdipGetVisibleClipBounds_window().

◆ GdipGetVisibleClipBoundsI()

GpStatus WINGDIPAPI GdipGetVisibleClipBoundsI	(	GpGraphics *	graphics,
		GpRect *	rect
	)

Definition at line 5045 of file graphics.c.

{
    GpRectF rectf;
    GpStatus stat;
 
    TRACE("(%p, %p)\n", graphics, rect);
 
    if(!graphics || !rect)
        return InvalidParameter;
 
    if((stat = GdipGetVisibleClipBounds(graphics, &rectf)) == Ok)
    {
        rect->X = gdip_round(rectf.X);
        rect->Y = gdip_round(rectf.Y);
        rect->Width  = gdip_round(rectf.Width);
        rect->Height = gdip_round(rectf.Height);
    }
 
    return stat;
}

Referenced by test_GdipGetVisibleClipBounds(), test_GdipGetVisibleClipBounds_memoryDC(), test_GdipGetVisibleClipBounds_screen(), and test_GdipGetVisibleClipBounds_window().

◆ GdipGetWorldTransform()

GpStatus WINGDIPAPI GdipGetWorldTransform	(	GpGraphics *	graphics,
		GpMatrix *	matrix
	)

Definition at line 5066 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, matrix);
 
    if(!graphics || !matrix)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    *matrix = graphics->worldtrans;
    return Ok;
}

Referenced by test_BeginContainer2(), test_Get_Release_DC(), and test_worldtransform().

◆ GdipGraphicsClear()

GpStatus WINGDIPAPI GdipGraphicsClear	(	GpGraphics *	graphics,
		ARGB	color
	)

Definition at line 5080 of file graphics.c.

{
    GpSolidFill *brush;
    GpStatus stat;
    GpRectF wnd_rect;
 
    TRACE("(%p, %x)\n", graphics, color);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
        return METAFILE_GraphicsClear((GpMetafile*)graphics->image, color);
 
    if((stat = GdipCreateSolidFill(color, &brush)) != Ok)
        return stat;
 
    if((stat = GdipGetVisibleClipBounds(graphics, &wnd_rect)) != Ok){
        GdipDeleteBrush((GpBrush*)brush);
        return stat;
    }
 
    GdipFillRectangle(graphics, (GpBrush*)brush, wnd_rect.X, wnd_rect.Y,
                                                 wnd_rect.Width, wnd_rect.Height);
 
    GdipDeleteBrush((GpBrush*)brush);
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_alpha_hdc(), test_clear(), test_clip_xform(), test_fromMemoryBitmap(), test_Get_Release_DC(), and test_pen_thickness().

◆ GdipGraphicsSetAbort()

GpStatus WINGDIPAPI GdipGraphicsSetAbort	(	GpGraphics *	graphics,
		GdiplusAbort *	pabort
	)

Definition at line 7511 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, pabort);
 
    if (!graphics)
        return InvalidParameter;
 
    if (pabort)
        FIXME("Abort callback is not supported.\n");
 
    return Ok;
}

◆ GdipIsClipEmpty()

GpStatus WINGDIPAPI GdipIsClipEmpty	(	GpGraphics *	graphics,
		BOOL *	res
	)

Definition at line 5113 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, res);
 
    if(!graphics || !res)
        return InvalidParameter;
 
    return GdipIsEmptyRegion(graphics->clip, graphics, res);
}

Referenced by test_isempty().

◆ GdipIsVisibleClipEmpty()

GpStatus WINGDIPAPI GdipIsVisibleClipEmpty	(	GpGraphics *	graphics,
		BOOL *	res
	)

Definition at line 7479 of file graphics.c.

{
    GpStatus stat;
    GpRegion* rgn;
 
    TRACE("(%p, %p)\n", graphics, res);
 
    if((stat = GdipCreateRegion(&rgn)) != Ok)
        return stat;
 
    if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
        goto cleanup;
 
    stat = GdipIsEmptyRegion(rgn, graphics, res);
 
cleanup:
    GdipDeleteRegion(rgn);
    return stat;
}

◆ GdipIsVisiblePoint()

GpStatus WINGDIPAPI GdipIsVisiblePoint	(	GpGraphics *	graphics,
		REAL	x,
		REAL	y,
		BOOL *	result
	)

Definition at line 5123 of file graphics.c.

{
    GpStatus stat;
    GpRegion* rgn;
    GpPointF pt;
 
    TRACE("(%p, %.2f, %.2f, %p)\n", graphics, x, y, result);
 
    if(!graphics || !result)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    pt.X = x;
    pt.Y = y;
    if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice,
                   CoordinateSpaceWorld, &pt, 1)) != Ok)
        return stat;
 
    if((stat = GdipCreateRegion(&rgn)) != Ok)
        return stat;
 
    if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
        goto cleanup;
 
    stat = GdipIsVisibleRegionPoint(rgn, pt.X, pt.Y, graphics, result);
 
cleanup:
    GdipDeleteRegion(rgn);
    return stat;
}

Referenced by GdipIsVisiblePointI(), test_cliphrgn_transform(), test_GdipIsVisiblePoint(), and test_Get_Release_DC().

◆ GdipIsVisiblePointI()

GpStatus WINGDIPAPI GdipIsVisiblePointI	(	GpGraphics *	graphics,
		INT	x,
		INT	y,
		BOOL *	result
	)

Definition at line 5156 of file graphics.c.

{
    return GdipIsVisiblePoint(graphics, (REAL)x, (REAL)y, result);
}

Referenced by test_GdipIsVisiblePoint(), and test_Get_Release_DC().

◆ GdipIsVisibleRect()

GpStatus WINGDIPAPI GdipIsVisibleRect	(	GpGraphics *	graphics,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height,
		BOOL *	result
	)

Definition at line 5161 of file graphics.c.

{
    GpStatus stat;
    GpRegion* rgn;
    GpPointF pts[2];
 
    TRACE("(%p %.2f %.2f %.2f %.2f %p)\n", graphics, x, y, width, height, result);
 
    if(!graphics || !result)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    pts[0].X = x;
    pts[0].Y = y;
    pts[1].X = x + width;
    pts[1].Y = y + height;
 
    if((stat = GdipTransformPoints(graphics, CoordinateSpaceDevice,
                    CoordinateSpaceWorld, pts, 2)) != Ok)
        return stat;
 
    pts[1].X -= pts[0].X;
    pts[1].Y -= pts[0].Y;
 
    if((stat = GdipCreateRegion(&rgn)) != Ok)
        return stat;
 
    if((stat = get_visible_clip_region(graphics, rgn)) != Ok)
        goto cleanup;
 
    stat = GdipIsVisibleRegionRect(rgn, pts[0].X, pts[0].Y, pts[1].X, pts[1].Y, graphics, result);
 
cleanup:
    GdipDeleteRegion(rgn);
    return stat;
}

Referenced by GdipIsVisibleRectI(), and test_GdipIsVisibleRect().

◆ GdipIsVisibleRectI()

GpStatus WINGDIPAPI GdipIsVisibleRectI	(	GpGraphics *	graphics,
		INT	x,
		INT	y,
		INT	width,
		INT	height,
		BOOL *	result
	)

Definition at line 5200 of file graphics.c.

{
    return GdipIsVisibleRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, result);
}

Referenced by test_GdipIsVisibleRect().

◆ GdipMeasureCharacterRanges()

GpStatus WINGDIPAPI GdipMeasureCharacterRanges	(	GpGraphics *	graphics,
		GDIPCONST WCHAR *	string,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	layoutRect,
		GDIPCONST GpStringFormat *	stringFormat,
		INT	regionCount,
		GpRegion **	regions
	)

Definition at line 5427 of file graphics.c.

{
    GpStatus stat;
    int i;
    HFONT gdifont, oldfont;
    struct measure_ranges_args args;
    HDC hdc, temp_hdc=NULL;
    GpPointF pt[3];
    RectF scaled_rect;
    REAL margin_x;
 
    TRACE("(%p %s %d %p %s %p %d %p)\n", graphics, debugstr_wn(string, length),
            length, font, debugstr_rectf(layoutRect), stringFormat, regionCount, regions);
 
    if (!(graphics && string && font && layoutRect && stringFormat && regions))
        return InvalidParameter;
 
    if (regionCount < stringFormat->range_count)
        return InvalidParameter;
 
    if(!graphics->hdc)
    {
        hdc = temp_hdc = CreateCompatibleDC(0);
        if (!temp_hdc) return OutOfMemory;
    }
    else
        hdc = graphics->hdc;
 
    if (stringFormat->attr)
        TRACE("may be ignoring some format flags: attr %x\n", stringFormat->attr);
 
    pt[0].X = 0.0;
    pt[0].Y = 0.0;
    pt[1].X = 1.0;
    pt[1].Y = 0.0;
    pt[2].X = 0.0;
    pt[2].Y = 1.0;
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, pt, 3);
    args.rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
                     (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
    args.rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
                      (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
 
    margin_x = stringFormat->generic_typographic ? 0.0 : font->emSize / 6.0;
    margin_x *= units_scale(font->unit, graphics->unit, graphics->xres);
 
    scaled_rect.X = (layoutRect->X + margin_x) * args.rel_width;
    scaled_rect.Y = layoutRect->Y * args.rel_height;
    scaled_rect.Width = layoutRect->Width * args.rel_width;
    scaled_rect.Height = layoutRect->Height * args.rel_height;
 
    if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23;
    if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23;
 
    get_font_hfont(graphics, font, stringFormat, &gdifont, NULL);
    oldfont = SelectObject(hdc, gdifont);
 
    for (i=0; i<stringFormat->range_count; i++)
    {
        stat = GdipSetEmpty(regions[i]);
        if (stat != Ok)
            return stat;
    }
 
    args.regions = regions;
 
    gdi_transform_acquire(graphics);
 
    stat = gdip_format_string(hdc, string, length, font, &scaled_rect, stringFormat,
        (stringFormat->attr & StringFormatFlagsNoClip) != 0, measure_ranges_callback, &args);
 
    gdi_transform_release(graphics);
 
    SelectObject(hdc, oldfont);
    DeleteObject(gdifont);
 
    if (temp_hdc)
        DeleteDC(temp_hdc);
 
    return stat;
}

Referenced by test_font_height_scaling(), test_measure_string(), and test_string_functions().

◆ GdipMeasureDriverString()

GpStatus WINGDIPAPI GdipMeasureDriverString	(	GpGraphics *	graphics,
		GDIPCONST UINT16 *	text,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST PointF *	positions,
		INT	flags,
		GDIPCONST GpMatrix *	matrix,
		RectF *	boundingBox
	)

Definition at line 7063 of file graphics.c.

{
    static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance);
    HFONT hfont;
    HDC hdc;
    REAL min_x, min_y, max_x, max_y, x, y;
    int i;
    TEXTMETRICW textmetric;
    const WORD *glyph_indices;
    WORD *dynamic_glyph_indices=NULL;
    REAL rel_width, rel_height, ascent, descent;
    GpPointF pt[3];
 
    TRACE("(%p %p %d %p %p %d %p %p)\n", graphics, text, length, font, positions, flags, matrix, boundingBox);
 
    if (!graphics || !text || !font || !positions || !boundingBox)
        return InvalidParameter;
 
    if (length == -1)
        length = strlenW(text);
 
    if (length == 0)
    {
        boundingBox->X = 0.0;
        boundingBox->Y = 0.0;
        boundingBox->Width = 0.0;
        boundingBox->Height = 0.0;
    }
 
    if (flags & unsupported_flags)
        FIXME("Ignoring flags %x\n", flags & unsupported_flags);
 
    get_font_hfont(graphics, font, NULL, &hfont, matrix);
 
    hdc = CreateCompatibleDC(0);
    SelectObject(hdc, hfont);
 
    GetTextMetricsW(hdc, &textmetric);
 
    pt[0].X = 0.0;
    pt[0].Y = 0.0;
    pt[1].X = 1.0;
    pt[1].Y = 0.0;
    pt[2].X = 0.0;
    pt[2].Y = 1.0;
    if (matrix)
    {
        GpMatrix xform = *matrix;
        GdipTransformMatrixPoints(&xform, pt, 3);
    }
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, pt, 3);
    rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
                     (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
    rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
                      (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
 
    if (flags & DriverStringOptionsCmapLookup)
    {
        glyph_indices = dynamic_glyph_indices = heap_alloc_zero(sizeof(WORD) * length);
        if (!glyph_indices)
        {
            DeleteDC(hdc);
            DeleteObject(hfont);
            return OutOfMemory;
        }
 
        GetGlyphIndicesW(hdc, text, length, dynamic_glyph_indices, 0);
    }
    else
        glyph_indices = text;
 
    min_x = max_x = x = positions[0].X;
    min_y = max_y = y = positions[0].Y;
 
    ascent = textmetric.tmAscent / rel_height;
    descent = textmetric.tmDescent / rel_height;
 
    for (i=0; i<length; i++)
    {
        int char_width;
        ABC abc;
 
        if (!(flags & DriverStringOptionsRealizedAdvance))
        {
            x = positions[i].X;
            y = positions[i].Y;
        }
 
        GetCharABCWidthsW(hdc, glyph_indices[i], glyph_indices[i], &abc);
        char_width = abc.abcA + abc.abcB + abc.abcC;
 
        if (min_y > y - ascent) min_y = y - ascent;
        if (max_y < y + descent) max_y = y + descent;
        if (min_x > x) min_x = x;
 
        x += char_width / rel_width;
 
        if (max_x < x) max_x = x;
    }
 
    heap_free(dynamic_glyph_indices);
    DeleteDC(hdc);
    DeleteObject(hfont);
 
    boundingBox->X = min_x;
    boundingBox->Y = min_y;
    boundingBox->Width = max_x - min_x;
    boundingBox->Height = max_y - min_y;
 
    return Ok;
}

Referenced by test_font_transform(), and test_string_functions().

◆ GdipMeasureString()

GpStatus WINGDIPAPI GdipMeasureString	(	GpGraphics *	graphics,
		GDIPCONST WCHAR *	string,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		RectF *	bounds,
		INT *	codepointsfitted,
		INT *	linesfilled
	)

Definition at line 5550 of file graphics.c.

{
    HFONT oldfont, gdifont;
    struct measure_string_args args;
    HDC temp_hdc=NULL, hdc;
    GpPointF pt[3];
    RectF scaled_rect;
    REAL margin_x;
    INT lines, glyphs;
 
    TRACE("(%p, %s, %i, %p, %s, %p, %p, %p, %p)\n", graphics,
        debugstr_wn(string, length), length, font, debugstr_rectf(rect), format,
        bounds, codepointsfitted, linesfilled);
 
    if(!graphics || !string || !font || !rect || !bounds)
        return InvalidParameter;
 
    if(!graphics->hdc)
    {
        hdc = temp_hdc = CreateCompatibleDC(0);
        if (!temp_hdc) return OutOfMemory;
    }
    else
        hdc = graphics->hdc;
 
    if(linesfilled) *linesfilled = 0;
    if(codepointsfitted) *codepointsfitted = 0;
 
    if(format)
        TRACE("may be ignoring some format flags: attr %x\n", format->attr);
 
    pt[0].X = 0.0;
    pt[0].Y = 0.0;
    pt[1].X = 1.0;
    pt[1].Y = 0.0;
    pt[2].X = 0.0;
    pt[2].Y = 1.0;
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, pt, 3);
    args.rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
                     (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
    args.rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
                      (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
 
    margin_x = (format && format->generic_typographic) ? 0.0 : font->emSize / 6.0;
    margin_x *= units_scale(font->unit, graphics->unit, graphics->xres);
 
    scaled_rect.X = (rect->X + margin_x) * args.rel_width;
    scaled_rect.Y = rect->Y * args.rel_height;
    scaled_rect.Width = rect->Width * args.rel_width;
    scaled_rect.Height = rect->Height * args.rel_height;
    if (scaled_rect.Width >= 0.5)
    {
        scaled_rect.Width -= margin_x * 2.0 * args.rel_width;
        if (scaled_rect.Width < 0.5) return Ok; /* doesn't fit */
    }
 
    if (scaled_rect.Width >= 1 << 23) scaled_rect.Width = 1 << 23;
    if (scaled_rect.Height >= 1 << 23) scaled_rect.Height = 1 << 23;
 
    get_font_hfont(graphics, font, format, &gdifont, NULL);
    oldfont = SelectObject(hdc, gdifont);
 
    bounds->X = rect->X;
    bounds->Y = rect->Y;
    bounds->Width = 0.0;
    bounds->Height = 0.0;
 
    args.bounds = bounds;
    args.codepointsfitted = &glyphs;
    args.linesfilled = &lines;
    lines = glyphs = 0;
 
    gdi_transform_acquire(graphics);
 
    gdip_format_string(hdc, string, length, font, &scaled_rect, format, TRUE,
        measure_string_callback, &args);
 
    gdi_transform_release(graphics);
 
    if (linesfilled) *linesfilled = lines;
    if (codepointsfitted) *codepointsfitted = glyphs;
 
    if (lines)
        bounds->Width += margin_x * 2.0;
 
    SelectObject(hdc, oldfont);
    DeleteObject(gdifont);
 
    if (temp_hdc)
        DeleteDC(temp_hdc);
 
    return Ok;
}

Referenced by GdipDrawString(), test_font_height_scaling(), test_font_transform(), test_GdipMeasureString(), test_measure_string(), test_measured_extra_space(), and test_string_functions().

◆ GdipMultiplyWorldTransform()

GpStatus WINGDIPAPI GdipMultiplyWorldTransform	(	GpGraphics *	graphics,
		GDIPCONST GpMatrix *	matrix,
		GpMatrixOrder	order
	)

Definition at line 6653 of file graphics.c.

{
    GpMatrix m;
    GpStatus ret;
 
    TRACE("(%p, %p, %d)\n", graphics, matrix, order);
 
    if(!graphics || !matrix)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        ret = METAFILE_MultiplyWorldTransform((GpMetafile*)graphics->image, matrix, order);
 
        if (ret != Ok)
            return ret;
    }
 
    m = graphics->worldtrans;
 
    ret = GdipMultiplyMatrix(&m, matrix, order);
    if(ret == Ok)
        graphics->worldtrans = m;
 
    return ret;
}

Referenced by test_Get_Release_DC(), and test_worldtransform().

◆ GdipReleaseDC()

GpStatus WINGDIPAPI GdipReleaseDC	(	GpGraphics *	graphics,
		HDC	hdc
	)

Definition at line 6762 of file graphics.c.

{
    GpStatus stat=Ok;
 
    TRACE("(%p, %p)\n", graphics, hdc);
 
    if(!graphics || !hdc || !graphics->busy)
        return InvalidParameter;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        stat = METAFILE_ReleaseDC((GpMetafile*)graphics->image, hdc);
    }
    else if (graphics->temp_hdc == hdc)
    {
        DWORD* pos;
        int i;
 
        /* Find the pixels that have changed, and mark them as opaque. */
        pos = (DWORD*)graphics->temp_bits;
        for (i=0; i<(graphics->temp_hbitmap_width * graphics->temp_hbitmap_height); i++)
        {
            if (*pos != DC_BACKGROUND_KEY)
            {
                *pos |= 0xff000000;
            }
            pos++;
        }
 
        /* Write the changed pixels to the real target. */
        alpha_blend_pixels(graphics, 0, 0, graphics->temp_bits,
            graphics->temp_hbitmap_width, graphics->temp_hbitmap_height,
            graphics->temp_hbitmap_width * 4, PixelFormat32bppARGB);
 
        /* Clean up. */
        DeleteDC(graphics->temp_hdc);
        DeleteObject(graphics->temp_hbitmap);
        graphics->temp_hdc = NULL;
        graphics->temp_hbitmap = NULL;
    }
    else if (hdc != graphics->hdc)
    {
        stat = InvalidParameter;
    }
 
    if (stat == Ok)
        graphics->busy = FALSE;
 
    return stat;
}

Referenced by METAFILE_PlaybackReleaseDC(), test_alpha_hdc(), test_emfonly(), test_fromMemoryBitmap(), test_gditransform(), test_Get_Release_DC(), test_getdc(), test_getdc_scaled(), and test_nullframerect().

◆ GdipResetClip()

GpStatus WINGDIPAPI GdipResetClip ( GpGraphics * graphics )

Definition at line 5831 of file graphics.c.

{
    TRACE("(%p)\n", graphics);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return GdipSetInfinite(graphics->clip);
}

Referenced by test_clip_xform(), test_GdipGetVisibleClipBounds_window(), test_Get_Release_DC(), and test_get_set_clip().

◆ GdipResetPageTransform()

GpStatus WINGDIPAPI GdipResetPageTransform ( GpGraphics * graphics )

Definition at line 7499 of file graphics.c.

{
    static int calls;
 
    TRACE("(%p) stub\n", graphics);
 
    if(!(calls++))
        FIXME("not implemented\n");
 
    return NotImplemented;
}

◆ GdipResetWorldTransform()

GpStatus WINGDIPAPI GdipResetWorldTransform ( GpGraphics * graphics )

Definition at line 5844 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p)\n", graphics);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        stat = METAFILE_ResetWorldTransform((GpMetafile*)graphics->image);
 
        if (stat != Ok)
            return stat;
    }
 
    return GdipSetMatrixElements(&graphics->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
}

Referenced by GdipEnumerateMetafileSrcRectDestPoints(), test_clip_xform(), test_container_rects(), test_Get_Release_DC(), and test_worldtransform().

◆ GdipRestoreGraphics()

GpStatus WINGDIPAPI GdipRestoreGraphics	(	GpGraphics *	graphics,
		GraphicsState	state
	)

Definition at line 6049 of file graphics.c.

{
    TRACE("(%p, %x)\n", graphics, state);
    return end_container(graphics, SAVE_GRAPHICS, state);
}

Referenced by GdipPlayMetafileRecord(), test_clipping(), test_containers(), and test_save_restore().

◆ GdipRotateWorldTransform()

GpStatus WINGDIPAPI GdipRotateWorldTransform	(	GpGraphics *	graphics,
		REAL	angle,
		GpMatrixOrder	order
	)

Definition at line 5866 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %.2f, %d)\n", graphics, angle, order);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        stat = METAFILE_RotateWorldTransform((GpMetafile*)graphics->image, angle, order);
 
        if (stat != Ok)
            return stat;
    }
 
    return GdipRotateMatrix(&graphics->worldtrans, angle, order);
}

Referenced by test_Get_Release_DC(), and test_worldtransform().

◆ GdipSaveGraphics()

GpStatus WINGDIPAPI GdipSaveGraphics	(	GpGraphics *	graphics,
		GraphicsState *	state
	)

Definition at line 5915 of file graphics.c.

{
    TRACE("(%p, %p)\n", graphics, state);
    return begin_container(graphics, SAVE_GRAPHICS, state);
}

Referenced by GdipPlayMetafileRecord(), test_clipping(), test_containers(), and test_save_restore().

◆ GdipScaleWorldTransform()

GpStatus WINGDIPAPI GdipScaleWorldTransform	(	GpGraphics *	graphics,
		REAL	sx,
		REAL	sy,
		GpMatrixOrder	order
	)

Definition at line 6055 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %.2f, %.2f, %d)\n", graphics, sx, sy, order);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        stat = METAFILE_ScaleWorldTransform((GpMetafile*)graphics->image, sx, sy, order);
 
        if (stat != Ok)
            return stat;
    }
 
    return GdipScaleMatrix(&graphics->worldtrans, sx, sy, order);
}

Referenced by test_clip_xform(), test_container_rects(), test_containers(), test_font_height_scaling(), test_GdipGetVisibleClipBounds_window(), test_Get_Release_DC(), test_getbounds(), test_getdc_scaled(), test_gethrgn(), and test_worldtransform().

◆ GdipSetClipGraphics()

GpStatus WINGDIPAPI GdipSetClipGraphics	(	GpGraphics *	graphics,
		GpGraphics *	srcgraphics,
		CombineMode	mode
	)

Definition at line 6078 of file graphics.c.

{
    TRACE("(%p, %p, %d)\n", graphics, srcgraphics, mode);
 
    if(!graphics || !srcgraphics)
        return InvalidParameter;
 
    return GdipCombineRegionRegion(graphics->clip, srcgraphics->clip, mode);
}

◆ GdipSetClipHrgn()

GpStatus WINGDIPAPI GdipSetClipHrgn	(	GpGraphics *	graphics,
		HRGN	hrgn,
		CombineMode	mode
	)

Definition at line 6416 of file graphics.c.

{
    GpRegion *region;
    GpStatus status;
    GpMatrix transform;
 
    TRACE("(%p, %p, %d)\n", graphics, hrgn, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    /* hrgn is in gdi32 device units */
    status = GdipCreateRegionHrgn(hrgn, &region);
 
    if (status == Ok)
    {
        status = get_graphics_transform(graphics, CoordinateSpaceDevice, WineCoordinateSpaceGdiDevice, &transform);
 
        if (status == Ok)
            status = GdipTransformRegion(region, &transform);
 
        if (status == Ok)
            status = GdipCombineRegionRegion(graphics->clip, region, mode);
 
        GdipDeleteRegion(region);
    }
    return status;
}

Referenced by test_cliphrgn_transform(), and test_Get_Release_DC().

◆ GdipSetClipPath()

GpStatus WINGDIPAPI GdipSetClipPath	(	GpGraphics *	graphics,
		GpPath *	path,
		CombineMode	mode
	)

Definition at line 6448 of file graphics.c.

{
    GpStatus status;
    GpPath *clip_path;
 
    TRACE("(%p, %p, %d)\n", graphics, path, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    status = GdipClonePath(path, &clip_path);
    if (status == Ok)
    {
        GpMatrix world_to_device;
 
        get_graphics_transform(graphics, CoordinateSpaceDevice,
                               CoordinateSpaceWorld, &world_to_device);
        status = GdipTransformPath(clip_path, &world_to_device);
        if (status == Ok)
            GdipCombineRegionPath(graphics->clip, clip_path, mode);
 
        GdipDeletePath(clip_path);
    }
    return status;
}

Referenced by test_Get_Release_DC(), and test_get_set_clip().

◆ GdipSetClipRect()

GpStatus WINGDIPAPI GdipSetClipRect	(	GpGraphics *	graphics,
		REAL	x,
		REAL	y,
		REAL	width,
		REAL	height,
		CombineMode	mode
	)

Definition at line 6477 of file graphics.c.

{
    GpStatus status;
    GpRectF rect;
    GpRegion *region;
 
    TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %d)\n", graphics, x, y, width, height, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        status = METAFILE_SetClipRect((GpMetafile*)graphics->image, x, y, width, height, mode);
        if (status != Ok)
            return status;
    }
 
    rect.X = x;
    rect.Y = y;
    rect.Width  = width;
    rect.Height = height;
    status = GdipCreateRegionRect(&rect, &region);
    if (status == Ok)
    {
        GpMatrix world_to_device;
        BOOL identity;
 
        get_graphics_transform(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &world_to_device);
        status = GdipIsMatrixIdentity(&world_to_device, &identity);
        if (status == Ok && !identity)
            status = GdipTransformRegion(region, &world_to_device);
        if (status == Ok)
            status = GdipCombineRegionRegion(graphics->clip, region, mode);
 
        GdipDeleteRegion(region);
    }
    return status;
}

Referenced by GdipSetClipRectI(), test_BeginContainer2(), test_clip_xform(), test_clipping(), test_GdipGetVisibleClipBounds_screen(), test_GdipGetVisibleClipBounds_window(), test_GdipIsVisiblePoint(), test_GdipIsVisibleRect(), test_Get_Release_DC(), and test_isvisible().

◆ GdipSetClipRectI()

GpStatus WINGDIPAPI GdipSetClipRectI	(	GpGraphics *	graphics,
		INT	x,
		INT	y,
		INT	width,
		INT	height,
		CombineMode	mode
	)

Definition at line 6522 of file graphics.c.

{
    TRACE("(%p, %d, %d, %d, %d, %d)\n", graphics, x, y, width, height, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return GdipSetClipRect(graphics, (REAL)x, (REAL)y, (REAL)width, (REAL)height, mode);
}

Referenced by test_GdipFillRectanglesOnBitmapTextureBrush(), test_GdipFillRectanglesOnMemoryDCSolidBrush(), test_GdipFillRectanglesOnMemoryDCTextureBrush(), test_GdipGetVisibleClipBounds_memoryDC(), and test_Get_Release_DC().

◆ GdipSetClipRegion()

GpStatus WINGDIPAPI GdipSetClipRegion	(	GpGraphics *	graphics,
		GpRegion *	region,
		CombineMode	mode
	)

Definition at line 6537 of file graphics.c.

{
    GpStatus status;
    GpRegion *clip;
 
    TRACE("(%p, %p, %d)\n", graphics, region, mode);
 
    if(!graphics || !region)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        status = METAFILE_SetClipRegion((GpMetafile*)graphics->image, region, mode);
        if (status != Ok)
            return status;
    }
 
    status = GdipCloneRegion(region, &clip);
    if (status == Ok)
    {
        GpMatrix world_to_device;
        BOOL identity;
 
        get_graphics_transform(graphics, CoordinateSpaceDevice, CoordinateSpaceWorld, &world_to_device);
        status = GdipIsMatrixIdentity(&world_to_device, &identity);
        if (status == Ok && !identity)
            status = GdipTransformRegion(clip, &world_to_device);
        if (status == Ok)
            status = GdipCombineRegionRegion(graphics->clip, clip, mode);
 
        GdipDeleteRegion(clip);
    }
    return status;
}

Referenced by test_clipping(), test_clipping_2(), test_Get_Release_DC(), and test_get_set_clip().

◆ GdipSetCompositingMode()

GpStatus WINGDIPAPI GdipSetCompositingMode	(	GpGraphics *	graphics,
		CompositingMode	mode
	)

Definition at line 6089 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(graphics->compmode == mode)
        return Ok;
 
    if(graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        GpStatus stat;
 
        stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                EmfPlusRecordTypeSetCompositingMode, mode);
        if(stat != Ok)
            return stat;
    }
 
    graphics->compmode = mode;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_DrawImage_SourceCopy(), test_Get_Release_DC(), and test_properties().

◆ GdipSetCompositingQuality()

GpStatus WINGDIPAPI GdipSetCompositingQuality	(	GpGraphics *	graphics,
		CompositingQuality	quality
	)

Definition at line 6118 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, quality);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(graphics->compqual == quality)
        return Ok;
 
    if(graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        GpStatus stat;
 
        stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                EmfPlusRecordTypeSetCompositingQuality, quality);
        if(stat != Ok)
            return stat;
    }
 
    graphics->compqual = quality;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_Get_Release_DC(), and test_properties().

◆ GdipSetInterpolationMode()

GpStatus WINGDIPAPI GdipSetInterpolationMode	(	GpGraphics *	graphics,
		InterpolationMode	mode
	)

Definition at line 6147 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, mode);
 
    if(!graphics || mode == InterpolationModeInvalid || mode > InterpolationModeHighQualityBicubic)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (mode == InterpolationModeDefault || mode == InterpolationModeLowQuality)
        mode = InterpolationModeBilinear;
 
    if (mode == InterpolationModeHighQuality)
        mode = InterpolationModeHighQualityBicubic;
 
    if (mode == graphics->interpolation)
        return Ok;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        GpStatus stat;
 
        stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                EmfPlusRecordTypeSetInterpolationMode, mode);
        if (stat != Ok)
            return stat;
    }
 
    graphics->interpolation = mode;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_DrawImage(), test_DrawImage_scale(), test_DrawImage_SourceCopy(), test_GdipDrawImagePointRect(), test_Get_Release_DC(), test_get_set_interpolation(), test_properties(), test_save_restore(), and ZoomWnd_OnDraw().

◆ GdipSetPageScale()

GpStatus WINGDIPAPI GdipSetPageScale	(	GpGraphics *	graphics,
		REAL	scale
	)

Definition at line 6182 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %.2f)\n", graphics, scale);
 
    if(!graphics || (scale <= 0.0))
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        stat = METAFILE_SetPageTransform((GpMetafile*)graphics->image, graphics->unit, scale);
        if (stat != Ok)
            return stat;
    }
 
    graphics->scale = scale;
 
    return Ok;
}

Referenced by create_graphics(), GdipEnumerateMetafileSrcRectDestPoints(), test_BeginContainer2(), test_clipping(), test_clipping_2(), test_Get_Release_DC(), test_getbounds(), test_pagetransform(), test_pen_thickness(), and test_transformpoints().

◆ GdipSetPageUnit()

GpStatus WINGDIPAPI GdipSetPageUnit	(	GpGraphics *	graphics,
		GpUnit	unit
	)

Definition at line 6206 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %d)\n", graphics, unit);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(unit == UnitWorld)
        return InvalidParameter;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        stat = METAFILE_SetPageTransform((GpMetafile*)graphics->image, unit, graphics->scale);
        if (stat != Ok)
            return stat;
    }
 
    graphics->unit = unit;
 
    return Ok;
}

Referenced by create_graphics(), GdipEnumerateMetafileSrcRectDestPoints(), test_BeginContainer2(), test_clipping(), test_clipping_2(), test_container_rects(), test_font_height_scaling(), test_font_transform(), test_Get_Release_DC(), test_getbounds(), test_measured_extra_space(), test_pagetransform(), test_pen_thickness(), and test_transformpoints().

◆ GdipSetPixelOffsetMode()

GpStatus WINGDIPAPI GdipSetPixelOffsetMode	(	GpGraphics *	graphics,
		PixelOffsetMode	mode
	)

Definition at line 6233 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(graphics->pixeloffset == mode)
        return Ok;
 
    if(graphics->image && graphics->image->type == ImageTypeMetafile)
    {
        GpStatus stat;
 
        stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                EmfPlusRecordTypeSetPixelOffsetMode, mode);
        if(stat != Ok)
            return stat;
    }
 
    graphics->pixeloffset = mode;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_DrawImage_scale(), test_Get_Release_DC(), and test_properties().

◆ GdipSetRenderingOrigin()

GpStatus WINGDIPAPI GdipSetRenderingOrigin	(	GpGraphics *	graphics,
		INT	x,
		INT	y
	)

Definition at line 6262 of file graphics.c.

{
    static int calls;
 
    TRACE("(%p,%i,%i)\n", graphics, x, y);
 
    if (!(calls++))
        FIXME("value is unused in rendering\n");
 
    if (!graphics)
        return InvalidParameter;
 
    graphics->origin_x = x;
    graphics->origin_y = y;
 
    return Ok;
}

◆ GdipSetSmoothingMode()

GpStatus WINGDIPAPI GdipSetSmoothingMode	(	GpGraphics *	graphics,
		SmoothingMode	mode
	)

Definition at line 6293 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, mode);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(graphics->smoothing == mode)
        return Ok;
 
    if(graphics->image && graphics->image->type == ImageTypeMetafile) {
         GpStatus stat;
         BOOL antialias = (mode != SmoothingModeDefault &&
                 mode != SmoothingModeNone && mode != SmoothingModeHighSpeed);
 
         stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                 EmfPlusRecordTypeSetAntiAliasMode, (mode << 1) + antialias);
         if(stat != Ok)
             return stat;
     }
 
    graphics->smoothing = mode;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_Get_Release_DC(), test_properties(), and ZoomWnd_OnDraw().

◆ GdipSetTextContrast()

GpStatus WINGDIPAPI GdipSetTextContrast	(	GpGraphics *	graphics,
		UINT	contrast
	)

Definition at line 6322 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, contrast);
 
    if(!graphics)
        return InvalidParameter;
 
    graphics->textcontrast = contrast;
 
    return Ok;
}

Referenced by test_BeginContainer2().

◆ GdipSetTextRenderingHint()

GpStatus WINGDIPAPI GdipSetTextRenderingHint	(	GpGraphics *	graphics,
		TextRenderingHint	hint
	)

Definition at line 6334 of file graphics.c.

{
    TRACE("(%p, %d)\n", graphics, hint);
 
    if(!graphics || hint > TextRenderingHintClearTypeGridFit)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if(graphics->texthint == hint)
        return Ok;
 
    if(graphics->image && graphics->image->type == ImageTypeMetafile) {
        GpStatus stat;
 
        stat = METAFILE_AddSimpleProperty((GpMetafile*)graphics->image,
                EmfPlusRecordTypeSetTextRenderingHint, hint);
        if(stat != Ok)
            return stat;
    }
 
    graphics->texthint = hint;
 
    return Ok;
}

Referenced by GdipPlayMetafileRecord(), test_BeginContainer2(), test_Get_Release_DC(), test_get_set_textrenderinghint(), and test_properties().

◆ GdipSetWorldTransform()

GpStatus WINGDIPAPI GdipSetWorldTransform	(	GpGraphics *	graphics,
		GpMatrix *	matrix
	)

Definition at line 6362 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %p)\n", graphics, matrix);
 
    if(!graphics || !matrix)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    TRACE("%f,%f,%f,%f,%f,%f\n",
          matrix->matrix[0], matrix->matrix[1], matrix->matrix[2],
          matrix->matrix[3], matrix->matrix[4], matrix->matrix[5]);
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        stat = METAFILE_SetWorldTransform((GpMetafile*)graphics->image, matrix);
 
        if (stat != Ok)
            return stat;
    }
 
    graphics->worldtrans = *matrix;
 
    return Ok;
}

Referenced by METAFILE_PlaybackUpdateWorldTransform(), test_BeginContainer2(), test_clipping(), test_clipping_2(), test_DrawImage_scale(), test_font_transform(), test_Get_Release_DC(), test_isinfinite(), and test_worldtransform().

◆ GdipTransformPoints()

GpStatus WINGDIPAPI GdipTransformPoints	(	GpGraphics *	graphics,
		GpCoordinateSpace	dst_space,
		GpCoordinateSpace	src_space,
		GpPointF *	points,
		INT	count
	)

Definition at line 6964 of file graphics.c.

{
    if(!graphics || !points || count <= 0 ||
       dst_space < 0 || dst_space > CoordinateSpaceDevice ||
       src_space < 0 || src_space > CoordinateSpaceDevice)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
 
    if (src_space == dst_space) return Ok;
 
    return gdip_transform_points(graphics, dst_space, src_space, points, count);
}

Referenced by GdipEnumerateMetafileSrcRectDestPoints(), GdipIsVisiblePoint(), GdipIsVisibleRect(), GdipTransformPointsI(), METAFILE_FillRectangles(), test_clipping(), test_clipping_2(), test_container_rects(), test_font_height_scaling(), test_GdipMeasureString(), test_Get_Release_DC(), test_pen_thickness(), test_transform(), and test_transformpoints().

◆ GdipTransformPointsI()

GpStatus WINGDIPAPI GdipTransformPointsI	(	GpGraphics *	graphics,
		GpCoordinateSpace	dst_space,
		GpCoordinateSpace	src_space,
		GpPoint *	points,
		INT	count
	)

Definition at line 6982 of file graphics.c.

{
    GpPointF *pointsF;
    GpStatus ret;
    INT i;
 
    TRACE("(%p, %d, %d, %p, %d)\n", graphics, dst_space, src_space, points, count);
 
    if(count <= 0)
        return InvalidParameter;
 
    pointsF = heap_alloc_zero(sizeof(GpPointF) * count);
    if(!pointsF)
        return OutOfMemory;
 
    for(i = 0; i < count; i++){
        pointsF[i].X = (REAL)points[i].X;
        pointsF[i].Y = (REAL)points[i].Y;
    }
 
    ret = GdipTransformPoints(graphics, dst_space, src_space, pointsF, count);
 
    if(ret == Ok)
        for(i = 0; i < count; i++){
            points[i].X = gdip_round(pointsF[i].X);
            points[i].Y = gdip_round(pointsF[i].Y);
        }
    heap_free(pointsF);
 
    return ret;
}

Referenced by test_transformpoints().

◆ GdipTranslateClip()

GpStatus WINGDIPAPI GdipTranslateClip	(	GpGraphics *	graphics,
		REAL	dx,
		REAL	dy
	)

Definition at line 7030 of file graphics.c.

{
    TRACE("(%p, %.2f, %.2f)\n", graphics, dx, dy);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return GdipTranslateRegion(graphics->clip, dx, dy);
}

Referenced by test_Get_Release_DC().

◆ GdipTranslateClipI()

GpStatus WINGDIPAPI GdipTranslateClipI	(	GpGraphics *	graphics,
		INT	dx,
		INT	dy
	)

Definition at line 7046 of file graphics.c.

{
    TRACE("(%p, %d, %d)\n", graphics, dx, dy);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    return GdipTranslateRegion(graphics->clip, (REAL)dx, (REAL)dy);
}

Referenced by test_Get_Release_DC().

◆ GdipTranslateWorldTransform()

GpStatus WINGDIPAPI GdipTranslateWorldTransform	(	GpGraphics *	graphics,
		REAL	dx,
		REAL	dy,
		GpMatrixOrder	order
	)

Definition at line 6390 of file graphics.c.

{
    GpStatus stat;
 
    TRACE("(%p, %.2f, %.2f, %d)\n", graphics, dx, dy, order);
 
    if(!graphics)
        return InvalidParameter;
 
    if(graphics->busy)
        return ObjectBusy;
 
    if (graphics->image && graphics->image->type == ImageTypeMetafile) {
        stat = METAFILE_TranslateWorldTransform((GpMetafile*)graphics->image, dx, dy, order);
 
        if (stat != Ok)
            return stat;
    }
 
    return GdipTranslateMatrix(&graphics->worldtrans, dx, dy, order);
}

Referenced by test_GdipIsVisiblePoint(), test_GdipIsVisibleRect(), test_Get_Release_DC(), test_isvisiblepoint(), test_isvisiblerect(), test_transformpoints(), and test_worldtransform().

◆ get_bitmap_sample_size()

static void get_bitmap_sample_size	(	InterpolationMode	interpolation,
		WrapMode	wrap,
		GpBitmap *	bitmap,
		REAL	srcx,
		REAL	srcy,
		REAL	srcwidth,
		REAL	srcheight,
		GpRect *	rect
	)

static

Definition at line 870 of file graphics.c.

{
    INT left, top, right, bottom;
 
    switch (interpolation)
    {
    case InterpolationModeHighQualityBilinear:
    case InterpolationModeHighQualityBicubic:
    /* FIXME: Include a greater range for the prefilter? */
    case InterpolationModeBicubic:
    case InterpolationModeBilinear:
        left = (INT)(floorf(srcx));
        top = (INT)(floorf(srcy));
        right = (INT)(ceilf(srcx+srcwidth));
        bottom = (INT)(ceilf(srcy+srcheight));
        break;
    case InterpolationModeNearestNeighbor:
    default:
        left = gdip_round(srcx);
        top = gdip_round(srcy);
        right = gdip_round(srcx+srcwidth);
        bottom = gdip_round(srcy+srcheight);
        break;
    }
 
    if (wrap == WrapModeClamp)
    {
        if (left < 0)
            left = 0;
        if (top < 0)
            top = 0;
        if (right >= bitmap->width)
            right = bitmap->width-1;
        if (bottom >= bitmap->height)
            bottom = bitmap->height-1;
        if (bottom < top || right < left)
            /* entirely outside image, just sample a pixel so we don't have to
             * special-case this later */
            left = top = right = bottom = 0;
    }
    else
    {
        /* In some cases we can make the rectangle smaller here, but the logic
         * is hard to get right, and tiling suggests we're likely to use the
         * entire source image. */
        if (left < 0 || right >= bitmap->width)
        {
            left = 0;
            right = bitmap->width-1;
        }
 
        if (top < 0 || bottom >= bitmap->height)
        {
            top = 0;
            bottom = bitmap->height-1;
        }
    }
 
    rect->X = left;
    rect->Y = top;
    rect->Width = right - left + 1;
    rect->Height = bottom - top + 1;
}

Referenced by GdipDrawImagePointsRect().

◆ get_clip_hrgn()

static GpStatus get_clip_hrgn	(	GpGraphics *	graphics,
		HRGN *	hrgn
	)

static

Definition at line 351 of file graphics.c.

{
    GpRegion *rgn;
    GpMatrix transform;
    GpStatus stat;
    BOOL identity;
 
    stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceDevice, &transform);
 
    if (stat == Ok)
        stat = GdipIsMatrixIdentity(&transform, &identity);
 
    if (stat == Ok)
        stat = GdipCloneRegion(graphics->clip, &rgn);
 
    if (stat == Ok)
    {
        if (!identity)
            stat = GdipTransformRegion(rgn, &transform);
 
        if (stat == Ok)
            stat = GdipGetRegionHRgn(rgn, NULL, hrgn);
 
        GdipDeleteRegion(rgn);
    }
 
    if (stat == Ok && graphics->gdi_clip)
    {
        if (*hrgn)
            CombineRgn(*hrgn, *hrgn, graphics->gdi_clip, RGN_AND);
        else
        {
            *hrgn = CreateRectRgn(0,0,0,0);
            CombineRgn(*hrgn, graphics->gdi_clip, graphics->gdi_clip, RGN_COPY);
        }
    }
 
    return stat;
}

Referenced by alpha_blend_pixels_hrgn(), GDI32_GdipDrawDriverString(), GDI32_GdipDrawPath(), GDI32_GdipFillPath(), GDI32_GdipFillRegion(), and GdipDrawImagePointsRect().

◆ get_font_hfont()

static void get_font_hfont	(	GpGraphics *	graphics,
		GDIPCONST GpFont *	font,
		GDIPCONST GpStringFormat *	format,
		HFONT *	hfont,
		GDIPCONST GpMatrix *	matrix
	)

static

Definition at line 2337 of file graphics.c.

{
    HDC hdc = CreateCompatibleDC(0);
    GpPointF pt[3];
    REAL angle, rel_width, rel_height, font_height;
    LOGFONTW lfw;
    HFONT unscaled_font;
    TEXTMETRICW textmet;
 
    if (font->unit == UnitPixel || font->unit == UnitWorld)
        font_height = font->emSize;
    else
    {
        REAL unit_scale, res;
 
        res = (graphics->unit == UnitDisplay || graphics->unit == UnitPixel) ? graphics->xres : graphics->yres;
        unit_scale = units_scale(font->unit, graphics->unit, res);
 
        font_height = font->emSize * unit_scale;
    }
 
    pt[0].X = 0.0;
    pt[0].Y = 0.0;
    pt[1].X = 1.0;
    pt[1].Y = 0.0;
    pt[2].X = 0.0;
    pt[2].Y = 1.0;
    if (matrix)
    {
        GpMatrix xform = *matrix;
        GdipTransformMatrixPoints(&xform, pt, 3);
    }
 
    gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, pt, 3);
    angle = -gdiplus_atan2((pt[1].Y - pt[0].Y), (pt[1].X - pt[0].X));
    rel_width = sqrt((pt[1].Y-pt[0].Y)*(pt[1].Y-pt[0].Y)+
                     (pt[1].X-pt[0].X)*(pt[1].X-pt[0].X));
    rel_height = sqrt((pt[2].Y-pt[0].Y)*(pt[2].Y-pt[0].Y)+
                      (pt[2].X-pt[0].X)*(pt[2].X-pt[0].X));
 
    get_log_fontW(font, graphics, &lfw);
    lfw.lfHeight = -gdip_round(font_height * rel_height);
    unscaled_font = CreateFontIndirectW(&lfw);
 
    SelectObject(hdc, unscaled_font);
    GetTextMetricsW(hdc, &textmet);
 
    lfw.lfWidth = gdip_round(textmet.tmAveCharWidth * rel_width / rel_height);
    lfw.lfEscapement = lfw.lfOrientation = gdip_round((angle / M_PI) * 1800.0);
 
    *hfont = CreateFontIndirectW(&lfw);
 
    DeleteDC(hdc);
    DeleteObject(unscaled_font);
}

Referenced by GDI32_GdipDrawDriverString(), GdipDrawString(), GdipMeasureCharacterRanges(), GdipMeasureDriverString(), GdipMeasureString(), and SOFTWARE_GdipDrawDriverString().

◆ get_gdi_brush_color()

static COLORREF get_gdi_brush_color ( const GpBrush * brush )

static

Definition at line 101 of file graphics.c.

{
    ARGB argb;
 
    switch (brush->bt)
    {
        case BrushTypeSolidColor:
        {
            const GpSolidFill *sf = (const GpSolidFill *)brush;
            argb = sf->color;
            break;
        }
        case BrushTypeHatchFill:
        {
            const GpHatch *hatch = (const GpHatch *)brush;
            argb = hatch->forecol;
            break;
        }
        case BrushTypeLinearGradient:
        {
            const GpLineGradient *line = (const GpLineGradient *)brush;
            argb = line->startcolor;
            break;
        }
        case BrushTypePathGradient:
        {
            const GpPathGradient *grad = (const GpPathGradient *)brush;
            argb = grad->centercolor;
            break;
        }
        default:
            FIXME("unhandled brush type %d\n", brush->bt);
            argb = 0;
            break;
    }
    return ARGB2COLORREF(argb);
}

Referenced by create_gdi_logbrush(), draw_poly(), and GDI32_GdipDrawDriverString().

◆ get_gdi_transform()

static void get_gdi_transform	(	GpGraphics *	graphics,
		GpMatrix *	matrix
	)

static

Definition at line 2402 of file graphics.c.

{
    XFORM xform;
 
    if (graphics->hdc == NULL)
    {
        GdipSetMatrixElements(matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
        return;
    }
 
    GetTransform(graphics->hdc, 0x204, &xform);
    GdipSetMatrixElements(matrix, xform.eM11, xform.eM12, xform.eM21, xform.eM22, xform.eDx, xform.eDy);
}

Referenced by GdipCreateFromHDC2().

◆ get_graphics_bounds()

static GpStatus get_graphics_bounds	(	GpGraphics *	graphics,
		GpRectF *	rect
	)

static

Definition at line 2239 of file graphics.c.

{
    GpStatus stat = get_graphics_device_bounds(graphics, rect);
 
    if (stat == Ok && graphics->hdc)
    {
        GpPointF points[4], min_point, max_point;
        int i;
 
        points[0].X = points[2].X = rect->X;
        points[0].Y = points[1].Y = rect->Y;
        points[1].X = points[3].X = rect->X + rect->Width;
        points[2].Y = points[3].Y = rect->Y + rect->Height;
 
        gdip_transform_points(graphics, CoordinateSpaceDevice, WineCoordinateSpaceGdiDevice, points, 4);
 
        min_point = max_point = points[0];
 
        for (i=1; i<4; i++)
        {
            if (points[i].X < min_point.X) min_point.X = points[i].X;
            if (points[i].Y < min_point.Y) min_point.Y = points[i].Y;
            if (points[i].X > max_point.X) max_point.X = points[i].X;
            if (points[i].Y > max_point.Y) max_point.Y = points[i].Y;
        }
 
        rect->X = min_point.X;
        rect->Y = min_point.Y;
        rect->Width = max_point.X - min_point.X;
        rect->Height = max_point.Y - min_point.Y;
    }
 
    return stat;
}

Referenced by GdipGetDC(), and get_visible_clip_region().

◆ get_graphics_device_bounds()

static GpStatus get_graphics_device_bounds	(	GpGraphics *	graphics,
		GpRectF *	rect
	)

static

Definition at line 2192 of file graphics.c.

{
    RECT wnd_rect;
    GpStatus stat=Ok;
    GpUnit unit;
 
    if(graphics->hwnd) {
        if(!GetClientRect(graphics->hwnd, &wnd_rect))
            return GenericError;
 
        rect->X = wnd_rect.left;
        rect->Y = wnd_rect.top;
        rect->Width = wnd_rect.right - wnd_rect.left;
        rect->Height = wnd_rect.bottom - wnd_rect.top;
    }else if (graphics->image){
        stat = GdipGetImageBounds(graphics->image, rect, &unit);
        if (stat == Ok && unit != UnitPixel)
            FIXME("need to convert from unit %i\n", unit);
    }else if (GetObjectType(graphics->hdc) == OBJ_MEMDC){
        HBITMAP hbmp;
        BITMAP bmp;
 
        rect->X = 0;
        rect->Y = 0;
 
        hbmp = GetCurrentObject(graphics->hdc, OBJ_BITMAP);
        if (hbmp && GetObjectW(hbmp, sizeof(bmp), &bmp))
        {
            rect->Width = bmp.bmWidth;
            rect->Height = bmp.bmHeight;
        }
        else
        {
            /* FIXME: ??? */
            rect->Width = 1;
            rect->Height = 1;
        }
    }else{
        rect->X = 0;
        rect->Y = 0;
        rect->Width = GetDeviceCaps(graphics->hdc, HORZRES);
        rect->Height = GetDeviceCaps(graphics->hdc, VERTRES);
    }
 
    return stat;
}

Referenced by GdipDrawImagePointsRect(), get_graphics_bounds(), SOFTWARE_GdipDrawThinPath(), and SOFTWARE_GdipFillRegion().

◆ get_graphics_transform()

GpStatus get_graphics_transform	(	GpGraphics *	graphics,
		GpCoordinateSpace	dst_space,
		GpCoordinateSpace	src_space,
		GpMatrix *	matrix
	)

Definition at line 6875 of file graphics.c.

{
    GpStatus stat = Ok;
    REAL scale_x, scale_y;
 
    GdipSetMatrixElements(matrix, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
 
    if (dst_space != src_space)
    {
        scale_x = units_to_pixels(1.0, graphics->unit, graphics->xres);
        scale_y = units_to_pixels(1.0, graphics->unit, graphics->yres);
 
        if(graphics->unit != UnitDisplay)
        {
            scale_x *= graphics->scale;
            scale_y *= graphics->scale;
        }
 
        if (dst_space < src_space)
        {
            /* transform towards world space */
            switch ((int)src_space)
            {
            case WineCoordinateSpaceGdiDevice:
            {
                GpMatrix gdixform;
                gdixform = graphics->gdi_transform;
                stat = GdipInvertMatrix(&gdixform);
                if (stat != Ok)
                    break;
                GdipMultiplyMatrix(matrix, &gdixform, MatrixOrderAppend);
                if (dst_space == CoordinateSpaceDevice)
                    break;
                /* else fall-through */
            }
            case CoordinateSpaceDevice:
                GdipScaleMatrix(matrix, 1.0/scale_x, 1.0/scale_y, MatrixOrderAppend);
                if (dst_space == CoordinateSpacePage)
                    break;
                /* else fall-through */
            case CoordinateSpacePage:
            {
                GpMatrix inverted_transform = graphics->worldtrans;
                stat = GdipInvertMatrix(&inverted_transform);
                if (stat == Ok)
                    GdipMultiplyMatrix(matrix, &inverted_transform, MatrixOrderAppend);
                break;
            }
            }
        }
        else
        {
            /* transform towards device space */
            switch ((int)src_space)
            {
            case CoordinateSpaceWorld:
                GdipMultiplyMatrix(matrix, &graphics->worldtrans, MatrixOrderAppend);
                if (dst_space == CoordinateSpacePage)
                    break;
                /* else fall-through */
            case CoordinateSpacePage:
                GdipScaleMatrix(matrix, scale_x, scale_y, MatrixOrderAppend);
                if (dst_space == CoordinateSpaceDevice)
                    break;
                /* else fall-through */
            case CoordinateSpaceDevice:
            {
                GdipMultiplyMatrix(matrix, &graphics->gdi_transform, MatrixOrderAppend);
                break;
            }
            }
        }
    }
    return stat;
}

Referenced by brush_fill_pixels(), gdip_transform_points(), GdipGetClip(), GdipGetVisibleClipBounds(), GdipIsOutlineVisiblePathPoint(), GdipSetClipHrgn(), GdipSetClipPath(), GdipSetClipRect(), GdipSetClipRegion(), get_clip_hrgn(), metafile_set_clip_region(), SOFTWARE_GdipDrawPath(), SOFTWARE_GdipDrawThinPath(), and SOFTWARE_GdipFillRegion().

◆ get_log_fontW()

void get_log_fontW	(	const GpFont *	font,
		GpGraphics *	graphics,
		LOGFONTW *	lf
	)

Definition at line 2305 of file graphics.c.

{
    REAL height;
 
    if (font->unit == UnitPixel)
    {
        height = units_to_pixels(font->emSize, graphics->unit, graphics->yres);
    }
    else
    {
        if (graphics->unit == UnitDisplay || graphics->unit == UnitPixel)
            height = units_to_pixels(font->emSize, font->unit, graphics->xres);
        else
            height = units_to_pixels(font->emSize, font->unit, graphics->yres);
    }
 
    lf->lfHeight = -(height + 0.5);
    lf->lfWidth = 0;
    lf->lfEscapement = 0;
    lf->lfOrientation = 0;
    lf->lfWeight = font->otm.otmTextMetrics.tmWeight;
    lf->lfItalic = font->otm.otmTextMetrics.tmItalic ? 1 : 0;
    lf->lfUnderline = font->otm.otmTextMetrics.tmUnderlined ? 1 : 0;
    lf->lfStrikeOut = font->otm.otmTextMetrics.tmStruckOut ? 1 : 0;
    lf->lfCharSet = font->otm.otmTextMetrics.tmCharSet;
    lf->lfOutPrecision = OUT_DEFAULT_PRECIS;
    lf->lfClipPrecision = CLIP_DEFAULT_PRECIS;
    lf->lfQuality = DEFAULT_QUALITY;
    lf->lfPitchAndFamily = 0;
    strcpyW(lf->lfFaceName, font->family->FamilyName);
}

Referenced by GdipAddPathString(), and get_font_hfont().

◆ get_visible_clip_region()

static GpStatus get_visible_clip_region	(	GpGraphics *	graphics,
		GpRegion *	rgn
	)

static

Definition at line 2276 of file graphics.c.

{
    GpStatus stat;
    GpRectF rectf;
    GpRegion* tmp;
 
    /* Ignore graphics image bounds for metafiles */
    if (graphics->image && graphics->image_type == ImageTypeMetafile)
        return GdipCombineRegionRegion(rgn, graphics->clip, CombineModeReplace);
 
    if((stat = get_graphics_bounds(graphics, &rectf)) != Ok)
        return stat;
 
    if((stat = GdipCreateRegion(&tmp)) != Ok)
        return stat;
 
    if((stat = GdipCombineRegionRect(tmp, &rectf, CombineModeReplace)) != Ok)
        goto end;
 
    if((stat = GdipCombineRegionRegion(tmp, graphics->clip, CombineModeIntersect)) != Ok)
        goto end;
 
    stat = GdipCombineRegionRegion(rgn, tmp, CombineModeReplace);
 
end:
    GdipDeleteRegion(tmp);
    return stat;
}

Referenced by GdipGetVisibleClipBounds(), GdipIsVisibleClipEmpty(), GdipIsVisiblePoint(), and GdipIsVisibleRect().

◆ graphics_from_image()

GpStatus graphics_from_image	(	GpImage *	image,
		GpGraphics **	graphics
	)

Definition at line 2484 of file graphics.c.

{
    GpStatus retval;
 
    *graphics = heap_alloc_zero(sizeof(GpGraphics));
    if(!*graphics)  return OutOfMemory;
 
    GdipSetMatrixElements(&(*graphics)->worldtrans, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
    GdipSetMatrixElements(&(*graphics)->gdi_transform, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0);
 
    if((retval = GdipCreateRegion(&(*graphics)->clip)) != Ok){
        heap_free(*graphics);
        return retval;
    }
 
    (*graphics)->hdc = NULL;
    (*graphics)->hwnd = NULL;
    (*graphics)->owndc = FALSE;
    (*graphics)->image = image;
    /* We have to store the image type here because the image may be freed
     * before GdipDeleteGraphics is called, and metafiles need special treatment. */
    (*graphics)->image_type = image->type;
    (*graphics)->smoothing = SmoothingModeDefault;
    (*graphics)->compqual = CompositingQualityDefault;
    (*graphics)->interpolation = InterpolationModeBilinear;
    (*graphics)->pixeloffset = PixelOffsetModeDefault;
    (*graphics)->compmode = CompositingModeSourceOver;
    (*graphics)->unit = UnitDisplay;
    (*graphics)->scale = 1.0;
    (*graphics)->xres = image->xres;
    (*graphics)->yres = image->yres;
    (*graphics)->busy = FALSE;
    (*graphics)->textcontrast = 4;
    list_init(&(*graphics)->containers);
#ifdef __REACTOS__
    (*graphics)->contid = GDIP_GET_NEW_CONTID_FOR(*graphics);
#else
    (*graphics)->contid = 0;
#endif
 
    TRACE("<-- %p\n", *graphics);
 
    return Ok;
}

Referenced by GdipGetImageGraphicsContext(), and METAFILE_GetGraphicsContext().

◆ init_container()

static GpStatus init_container	(	GraphicsContainerItem **	container,
		GDIPCONST GpGraphics *	graphics,
		GraphicsContainerType	type
	)

static

Definition at line 2122 of file graphics.c.

                                                                   {
    GpStatus sts;
 
    *container = heap_alloc_zero(sizeof(GraphicsContainerItem));
    if(!(*container))
        return OutOfMemory;
 
    (*container)->contid = graphics->contid + 1;
    (*container)->type = type;
 
    (*container)->smoothing = graphics->smoothing;
    (*container)->compqual = graphics->compqual;
    (*container)->interpolation = graphics->interpolation;
    (*container)->compmode = graphics->compmode;
    (*container)->texthint = graphics->texthint;
    (*container)->scale = graphics->scale;
    (*container)->unit = graphics->unit;
    (*container)->textcontrast = graphics->textcontrast;
    (*container)->pixeloffset = graphics->pixeloffset;
    (*container)->origin_x = graphics->origin_x;
    (*container)->origin_y = graphics->origin_y;
    (*container)->worldtrans = graphics->worldtrans;
 
    sts = GdipCloneRegion(graphics->clip, &(*container)->clip);
    if(sts != Ok){
        heap_free(*container);
        *container = NULL;
        return sts;
    }
 
    return Ok;
}

Referenced by begin_container(), and GdipBeginContainer().

◆ intersect_line_scanline()

static REAL intersect_line_scanline	(	const GpPointF *	p1,
		const GpPointF *	p2,
		REAL	y
	)

static

Definition at line 1125 of file graphics.c.

{
    return (p1->X - p2->X) * (p2->Y - y) / (p2->Y - p1->Y) + p2->X;
}

Referenced by brush_fill_pixels().

◆ measure_ranges_callback()

static GpStatus measure_ranges_callback	(	HDC	hdc,
		GDIPCONST WCHAR *	string,
		INT	index,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		INT	lineno,
		const RectF *	bounds,
		INT *	underlined_indexes,
		INT	underlined_index_count,
		void *	user_data
	)

static

Definition at line 5388 of file graphics.c.

{
    int i;
    GpStatus stat = Ok;
    struct measure_ranges_args *args = user_data;
 
    for (i=0; i<format->range_count; i++)
    {
        INT range_start = max(index, format->character_ranges[i].First);
        INT range_end = min(index+length, format->character_ranges[i].First+format->character_ranges[i].Length);
        if (range_start < range_end)
        {
            GpRectF range_rect;
            SIZE range_size;
 
            range_rect.Y = bounds->Y / args->rel_height;
            range_rect.Height = bounds->Height / args->rel_height;
 
            GetTextExtentExPointW(hdc, string + index, range_start - index,
                                  INT_MAX, NULL, NULL, &range_size);
            range_rect.X = (bounds->X + range_size.cx) / args->rel_width;
 
            GetTextExtentExPointW(hdc, string + index, range_end - index,
                                  INT_MAX, NULL, NULL, &range_size);
            range_rect.Width = (bounds->X + range_size.cx) / args->rel_width - range_rect.X;
 
            stat = GdipCombineRegionRect(args->regions[i], &range_rect, CombineModeUnion);
            if (stat != Ok)
                break;
        }
    }
 
    return stat;
}

Referenced by GdipMeasureCharacterRanges().

◆ measure_string_callback()

static GpStatus measure_string_callback	(	HDC	hdc,
		GDIPCONST WCHAR *	string,
		INT	index,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST RectF *	rect,
		GDIPCONST GpStringFormat *	format,
		INT	lineno,
		const RectF *	bounds,
		INT *	underlined_indexes,
		INT	underlined_index_count,
		void *	user_data
	)

static

Definition at line 5519 of file graphics.c.

{
    struct measure_string_args *args = user_data;
    REAL new_width, new_height;
 
    new_width = bounds->Width / args->rel_width;
    new_height = (bounds->Height + bounds->Y) / args->rel_height - args->bounds->Y;
 
    if (new_width > args->bounds->Width)
        args->bounds->Width = new_width;
 
    if (new_height > args->bounds->Height)
        args->bounds->Height = new_height;
 
    if (args->codepointsfitted)
        *args->codepointsfitted = index + length;
 
    if (args->linesfilled)
        (*args->linesfilled)++;
 
    return Ok;
}

Referenced by GdipMeasureString().

◆ play_metafile_proc()

static BOOL CALLBACK play_metafile_proc	(	EmfPlusRecordType	record_type,
		unsigned int	flags,
		unsigned int	dataSize,
		const unsigned char *	pStr,
		void *	userdata
	)

static

Definition at line 3064 of file graphics.c.

{
    GdipPlayMetafileRecord(userdata, record_type, flags, dataSize, pStr);
    return TRUE;
}

Referenced by GdipDrawImagePointsRect().

◆ positive_ceilf()

static int positive_ceilf ( float f )

inlinestatic

Definition at line 982 of file graphics.c.

{
    return f - (int)f > 0.0f ? f + 1.0f : f;
}

Referenced by resample_bitmap_pixel(), and resample_bitmap_pixel_premult().

◆ prepare_dc()

static INT prepare_dc	(	GpGraphics *	graphics,
		GpPen *	pen
	)

static

Definition at line 244 of file graphics.c.

{
    LOGBRUSH lb;
    HPEN gdipen;
    REAL width;
    INT save_state, i, numdashes;
    GpPointF pt[2];
    DWORD dash_array[MAX_DASHLEN];
 
    save_state = SaveDC(graphics->hdc);
 
    EndPath(graphics->hdc);
 
    if(pen->unit == UnitPixel){
        width = pen->width;
    }
    else{
        /* Get an estimate for the amount the pen width is affected by the world
         * transform. (This is similar to what some of the wine drivers do.) */
        pt[0].X = 0.0;
        pt[0].Y = 0.0;
        pt[1].X = 1.0;
        pt[1].Y = 1.0;
        GdipTransformMatrixPoints(&graphics->worldtrans, pt, 2);
        width = sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) +
                     (pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0);
 
        width *= units_to_pixels(pen->width, pen->unit == UnitWorld ? graphics->unit : pen->unit, graphics->xres);
        width *= graphics->scale;
 
        pt[0].X = 0.0;
        pt[0].Y = 0.0;
        pt[1].X = 1.0;
        pt[1].Y = 1.0;
        gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceDevice, pt, 2);
        width *= sqrt((pt[1].X - pt[0].X) * (pt[1].X - pt[0].X) +
                      (pt[1].Y - pt[0].Y) * (pt[1].Y - pt[0].Y)) / sqrt(2.0);
    }
 
    if(pen->dash == DashStyleCustom){
        numdashes = min(pen->numdashes, MAX_DASHLEN);
 
        TRACE("dashes are: ");
        for(i = 0; i < numdashes; i++){
            dash_array[i] = gdip_round(width * pen->dashes[i]);
            TRACE("%d, ", dash_array[i]);
        }
        TRACE("\n and the pen style is %x\n", pen->style);
 
        create_gdi_logbrush(pen->brush, &lb);
        gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb,
                              numdashes, dash_array);
        free_gdi_logbrush(&lb);
    }
    else
    {
        create_gdi_logbrush(pen->brush, &lb);
        gdipen = ExtCreatePen(pen->style, gdip_round(width), &lb, 0, NULL);
        free_gdi_logbrush(&lb);
    }
 
    SelectObject(graphics->hdc, gdipen);
 
    return save_state;
}

Referenced by GDI32_GdipDrawPath().

◆ resample_bitmap_pixel()

static ARGB resample_bitmap_pixel	(	GDIPCONST GpRect *	src_rect,
		LPBYTE	bits,
		UINT	width,
		UINT	height,
		GpPointF *	point,
		GDIPCONST GpImageAttributes *	attributes,
		InterpolationMode	interpolation,
		PixelOffsetMode	offset_mode
	)

static

Definition at line 987 of file graphics.c.

{
    static int fixme;
 
    switch (interpolation)
    {
    default:
        if (!fixme++)
            FIXME("Unimplemented interpolation %i\n", interpolation);
        /* fall-through */
    case InterpolationModeBilinear:
    {
        REAL leftxf, topyf;
        INT leftx, rightx, topy, bottomy;
        ARGB topleft, topright, bottomleft, bottomright;
        ARGB top, bottom;
        float x_offset;
 
        leftx = (INT)point->X;
        leftxf = (REAL)leftx;
        rightx = positive_ceilf(point->X);
        topy = (INT)point->Y;
        topyf = (REAL)topy;
        bottomy = positive_ceilf(point->Y);
 
        if (leftx == rightx && topy == bottomy)
            return sample_bitmap_pixel(src_rect, bits, width, height,
                leftx, topy, attributes);
 
        topleft = sample_bitmap_pixel(src_rect, bits, width, height,
            leftx, topy, attributes);
        topright = sample_bitmap_pixel(src_rect, bits, width, height,
            rightx, topy, attributes);
        bottomleft = sample_bitmap_pixel(src_rect, bits, width, height,
            leftx, bottomy, attributes);
        bottomright = sample_bitmap_pixel(src_rect, bits, width, height,
            rightx, bottomy, attributes);
 
        x_offset = point->X - leftxf;
        top = blend_colors(topleft, topright, x_offset);
        bottom = blend_colors(bottomleft, bottomright, x_offset);
 
        return blend_colors(top, bottom, point->Y - topyf);
    }
    case InterpolationModeNearestNeighbor:
    {
        FLOAT pixel_offset;
        switch (offset_mode)
        {
        default:
        case PixelOffsetModeNone:
        case PixelOffsetModeHighSpeed:
            pixel_offset = 0.5;
            break;
 
        case PixelOffsetModeHalf:
        case PixelOffsetModeHighQuality:
            pixel_offset = 0.0;
            break;
        }
        return sample_bitmap_pixel(src_rect, bits, width, height,
            floorf(point->X + pixel_offset), floorf(point->Y + pixel_offset), attributes);
    }
 
    }
}

Referenced by brush_fill_pixels(), and GdipDrawImagePointsRect().

◆ resample_bitmap_pixel_premult()

static ARGB resample_bitmap_pixel_premult	(	GDIPCONST GpRect *	src_rect,
		LPBYTE	bits,
		UINT	width,
		UINT	height,
		GpPointF *	point,
		GDIPCONST GpImageAttributes *	attributes,
		InterpolationMode	interpolation,
		PixelOffsetMode	offset_mode
	)

static

Definition at line 1056 of file graphics.c.

{
    static int fixme;
 
    switch (interpolation)
    {
    default:
        if (!fixme++)
            FIXME("Unimplemented interpolation %i\n", interpolation);
        /* fall-through */
    case InterpolationModeBilinear:
    {
        REAL leftxf, topyf;
        INT leftx, rightx, topy, bottomy;
        ARGB topleft, topright, bottomleft, bottomright;
        ARGB top, bottom;
        float x_offset;
 
        leftx = (INT)point->X;
        leftxf = (REAL)leftx;
        rightx = positive_ceilf(point->X);
        topy = (INT)point->Y;
        topyf = (REAL)topy;
        bottomy = positive_ceilf(point->Y);
 
        if (leftx == rightx && topy == bottomy)
            return sample_bitmap_pixel(src_rect, bits, width, height,
                leftx, topy, attributes);
 
        topleft = sample_bitmap_pixel(src_rect, bits, width, height,
            leftx, topy, attributes);
        topright = sample_bitmap_pixel(src_rect, bits, width, height,
            rightx, topy, attributes);
        bottomleft = sample_bitmap_pixel(src_rect, bits, width, height,
            leftx, bottomy, attributes);
        bottomright = sample_bitmap_pixel(src_rect, bits, width, height,
            rightx, bottomy, attributes);
 
        x_offset = point->X - leftxf;
        top = blend_colors_premult(topleft, topright, x_offset);
        bottom = blend_colors_premult(bottomleft, bottomright, x_offset);
 
        return blend_colors_premult(top, bottom, point->Y - topyf);
    }
    case InterpolationModeNearestNeighbor:
    {
        FLOAT pixel_offset;
        switch (offset_mode)
        {
        default:
        case PixelOffsetModeNone:
        case PixelOffsetModeHighSpeed:
            pixel_offset = 0.5;
            break;
 
        case PixelOffsetModeHalf:
        case PixelOffsetModeHighQuality:
            pixel_offset = 0.0;
            break;
        }
        return sample_bitmap_pixel(src_rect, bits, width, height,
            floorf(point->X + pixel_offset), point->Y + pixel_offset, attributes);
    }
 
    }
}

Referenced by GdipDrawImagePointsRect().

◆ restore_container()

static GpStatus restore_container	(	GpGraphics *	graphics,
		GDIPCONST GraphicsContainerItem *	container
	)

static

Definition at line 2162 of file graphics.c.

                                                   {
    GpStatus sts;
    GpRegion *newClip;
 
    sts = GdipCloneRegion(container->clip, &newClip);
    if(sts != Ok) return sts;
 
    graphics->worldtrans = container->worldtrans;
 
    GdipDeleteRegion(graphics->clip);
    graphics->clip = newClip;
 
    graphics->contid = container->contid - 1;
 
    graphics->smoothing = container->smoothing;
    graphics->compqual = container->compqual;
    graphics->interpolation = container->interpolation;
    graphics->compmode = container->compmode;
    graphics->texthint = container->texthint;
    graphics->scale = container->scale;
    graphics->unit = container->unit;
    graphics->textcontrast = container->textcontrast;
    graphics->pixeloffset = container->pixeloffset;
    graphics->origin_x = container->origin_x;
    graphics->origin_y = container->origin_y;
 
    return Ok;
}

Referenced by end_container().

◆ restore_dc()

static void restore_dc	(	GpGraphics *	graphics,
		INT	state
	)

static

Definition at line 310 of file graphics.c.

{
    DeleteObject(SelectObject(graphics->hdc, GetStockObject(NULL_PEN)));
    RestoreDC(graphics->hdc, state);
}

Referenced by context_destroy_gl_resources(), and GDI32_GdipDrawPath().

◆ round_color_matrix()

static BOOL round_color_matrix	(	const ColorMatrix *	matrix,
		int	values[5][5]
	)

static

Definition at line 653 of file graphics.c.

{
    /* Convert floating point color matrix to int[5][5], return TRUE if it's an identity */
    BOOL identity = TRUE;
    int i, j;
 
    for (i=0; i<4; i++)
        for (j=0; j<5; j++)
        {
            if (matrix->m[j][i] != (i == j ? 1.0 : 0.0))
                identity = FALSE;
            values[j][i] = gdip_round(matrix->m[j][i] * 256.0);
        }
 
    return identity;
}

Referenced by apply_image_attributes().

◆ round_points()

static void round_points	(	POINT *	pti,
		GpPointF *	ptf,
		INT	count
	)

static

Definition at line 316 of file graphics.c.

{
    int i;
 
    for(i = 0; i < count; i++){
        pti[i].x = gdip_round(ptf[i].X);
        pti[i].y = gdip_round(ptf[i].Y);
    }
}

Referenced by draw_cap(), draw_poly(), GdipDrawImagePointsRect(), GdipDrawString(), and SOFTWARE_GdipDrawDriverString().

◆ sample_bitmap_pixel()

static ARGB sample_bitmap_pixel	(	GDIPCONST GpRect *	src_rect,
		LPBYTE	bits,
		UINT	width,
		UINT	height,
		INT	x,
		INT	y,
		GDIPCONST GpImageAttributes *	attributes
	)

static

Definition at line 936 of file graphics.c.

{
    if (attributes->wrap == WrapModeClamp)
    {
        if (x < 0 || y < 0 || x >= width || y >= height)
            return attributes->outside_color;
    }
    else
    {
        /* Tiling. Make sure co-ordinates are positive as it simplifies the math. */
        if (x < 0)
            x = width*2 + x % (width * 2);
        if (y < 0)
            y = height*2 + y % (height * 2);
 
        if (attributes->wrap & WrapModeTileFlipX)
        {
            if ((x / width) % 2 == 0)
                x = x % width;
            else
                x = width - 1 - x % width;
        }
        else
            x = x % width;
 
        if (attributes->wrap & WrapModeTileFlipY)
        {
            if ((y / height) % 2 == 0)
                y = y % height;
            else
                y = height - 1 - y % height;
        }
        else
            y = y % height;
    }
 
    if (x < src_rect->X || y < src_rect->Y || x >= src_rect->X + src_rect->Width || y >= src_rect->Y + src_rect->Height)
    {
        ERR("out of range pixel requested\n");
        return 0xffcd0084;
    }
 
    return ((DWORD*)(bits))[(x - src_rect->X) + (y - src_rect->Y) * src_rect->Width];
}

Referenced by resample_bitmap_pixel(), and resample_bitmap_pixel_premult().

◆ shorten_bezier_amt()

static void shorten_bezier_amt	(	GpPointF *	pt,
		REAL	amt,
		BOOL	rev
	)

static

Definition at line 1923 of file graphics.c.

{
    GpPointF origpt[4];
    REAL percent = 0.00, dx, dy, origx, origy, diff = -1.0;
    INT i, first = 0, second = 1, third = 2, fourth = 3;
 
    if(rev){
        first = 3;
        second = 2;
        third = 1;
        fourth = 0;
    }
 
    origx = pt[fourth].X;
    origy = pt[fourth].Y;
    memcpy(origpt, pt, sizeof(GpPointF) * 4);
 
    for(i = 0; (i < MAX_ITERS) && (diff < amt); i++){
        /* reset bezier points to original values */
        memcpy(pt, origpt, sizeof(GpPointF) * 4);
        /* Perform magic on bezier points. Order is important here.*/
        shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
        shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
        shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
        shorten_line_percent(pt[first].X, pt[first].Y, &pt[second].X, &pt[second].Y, percent);
        shorten_line_percent(pt[second].X, pt[second].Y, &pt[third].X, &pt[third].Y, percent);
        shorten_line_percent(pt[third].X, pt[third].Y, &pt[fourth].X, &pt[fourth].Y, percent);
 
        dx = pt[fourth].X - origx;
        dy = pt[fourth].Y - origy;
 
        diff = sqrt(dx * dx + dy * dy);
        percent += 0.0005 * amt;
    }
}

Referenced by draw_poly().

◆ shorten_line_amt()

static void shorten_line_amt	(	REAL	x1,
		REAL	y1,
		REAL *	x2,
		REAL *	y2,
		REAL	amt
	)

static

Definition at line 1897 of file graphics.c.

{
    REAL dx, dy, percent;
 
    dx = *x2 - x1;
    dy = *y2 - y1;
    if(dx == 0 && dy == 0)
        return;
 
    percent = amt / sqrt(dx * dx + dy * dy);
    if(percent >= 1.0){
        *x2 = x1;
        *y2 = y1;
        return;
    }
 
    shorten_line_percent(x1, y1, x2, y2, percent);
}

Referenced by draw_poly().

◆ shorten_line_percent()

static void shorten_line_percent	(	REAL	x1,
		REAL	y1,
		REAL *	x2,
		REAL *	y2,
		REAL	percent
	)

static

Definition at line 1878 of file graphics.c.

{
    REAL dist, theta, dx, dy;
 
    if((y1 == *y2) && (x1 == *x2))
        return;
 
    dist = sqrt((*x2 - x1) * (*x2 - x1) + (*y2 - y1) * (*y2 - y1)) * -percent;
    theta = gdiplus_atan2((*y2 - y1), (*x2 - x1));
    dx = cos(theta) * dist;
    dy = sin(theta) * dist;
 
    *x2 = *x2 + dx;
    *y2 = *y2 + dy;
}

Referenced by shorten_bezier_amt(), and shorten_line_amt().

◆ SOFTWARE_GdipDrawDriverString()

static GpStatus SOFTWARE_GdipDrawDriverString	(	GpGraphics *	graphics,
		GDIPCONST UINT16 *	text,
		INT	length,
		GDIPCONST GpFont *	font,
		GDIPCONST GpStringFormat *	format,
		GDIPCONST GpBrush *	brush,
		GDIPCONST PointF *	positions,
		INT	flags,
		GDIPCONST GpMatrix *	matrix
	)

static

Definition at line 7229 of file graphics.c.

{
    static const INT unsupported_flags = ~(DriverStringOptionsCmapLookup|DriverStringOptionsRealizedAdvance);
    GpStatus stat;
    PointF *real_positions, real_position;
    POINT *pti;
    HFONT hfont;
    HDC hdc;
    int min_x=INT_MAX, min_y=INT_MAX, max_x=INT_MIN, max_y=INT_MIN, i, x, y;
    DWORD max_glyphsize=0;
    GLYPHMETRICS glyphmetrics;
    static const MAT2 identity = {{0,1}, {0,0}, {0,0}, {0,1}};
    BYTE *glyph_mask;
    BYTE *text_mask;
    int text_mask_stride;
    BYTE *pixel_data;
    int pixel_data_stride;
    GpRect pixel_area;
    UINT ggo_flags = GGO_GRAY8_BITMAP;
 
    if (length <= 0)
        return Ok;
 
    if (!(flags & DriverStringOptionsCmapLookup))
        ggo_flags |= GGO_GLYPH_INDEX;
 
    if (flags & unsupported_flags)
        FIXME("Ignoring flags %x\n", flags & unsupported_flags);
 
    pti = heap_alloc_zero(sizeof(POINT) * length);
    if (!pti)
        return OutOfMemory;
 
    if (flags & DriverStringOptionsRealizedAdvance)
    {
        real_position = positions[0];
 
        gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, &real_position, 1);
        round_points(pti, &real_position, 1);
    }
    else
    {
        real_positions = heap_alloc_zero(sizeof(PointF) * length);
        if (!real_positions)
        {
            heap_free(pti);
            return OutOfMemory;
        }
 
        memcpy(real_positions, positions, sizeof(PointF) * length);
 
        gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice, CoordinateSpaceWorld, real_positions, length);
        round_points(pti, real_positions, length);
 
        heap_free(real_positions);
    }
 
    get_font_hfont(graphics, font, format, &hfont, matrix);
 
    hdc = CreateCompatibleDC(0);
    SelectObject(hdc, hfont);
 
    /* Get the boundaries of the text to be drawn */
    for (i=0; i<length; i++)
    {
        DWORD glyphsize;
        int left, top, right, bottom;
 
        glyphsize = GetGlyphOutlineW(hdc, text[i], ggo_flags,
            &glyphmetrics, 0, NULL, &identity);
 
        if (glyphsize == GDI_ERROR)
        {
            ERR("GetGlyphOutlineW failed\n");
            heap_free(pti);
            DeleteDC(hdc);
            DeleteObject(hfont);
            return GenericError;
        }
 
        if (glyphsize > max_glyphsize)
            max_glyphsize = glyphsize;
 
        if (glyphsize != 0)
        {
            left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x;
            top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y;
            right = pti[i].x + glyphmetrics.gmptGlyphOrigin.x + glyphmetrics.gmBlackBoxX;
            bottom = pti[i].y - glyphmetrics.gmptGlyphOrigin.y + glyphmetrics.gmBlackBoxY;
 
            if (left < min_x) min_x = left;
            if (top < min_y) min_y = top;
            if (right > max_x) max_x = right;
            if (bottom > max_y) max_y = bottom;
        }
 
        if (i+1 < length && (flags & DriverStringOptionsRealizedAdvance) == DriverStringOptionsRealizedAdvance)
        {
            pti[i+1].x = pti[i].x + glyphmetrics.gmCellIncX;
            pti[i+1].y = pti[i].y + glyphmetrics.gmCellIncY;
        }
    }
 
    if (max_glyphsize == 0)
        /* Nothing to draw. */
        return Ok;
 
    glyph_mask = heap_alloc_zero(max_glyphsize);
    text_mask = heap_alloc_zero((max_x - min_x) * (max_y - min_y));
    text_mask_stride = max_x - min_x;
 
    if (!(glyph_mask && text_mask))
    {
        heap_free(glyph_mask);
        heap_free(text_mask);
        heap_free(pti);
        DeleteDC(hdc);
        DeleteObject(hfont);
        return OutOfMemory;
    }
 
    /* Generate a mask for the text */
    for (i=0; i<length; i++)
    {
        DWORD ret;
        int left, top, stride;
 
        ret = GetGlyphOutlineW(hdc, text[i], ggo_flags,
            &glyphmetrics, max_glyphsize, glyph_mask, &identity);
 
        if (ret == GDI_ERROR || ret == 0)
            continue; /* empty glyph */
 
        left = pti[i].x + glyphmetrics.gmptGlyphOrigin.x;
        top = pti[i].y - glyphmetrics.gmptGlyphOrigin.y;
        stride = (glyphmetrics.gmBlackBoxX + 3) & (~3);
 
        for (y=0; y<glyphmetrics.gmBlackBoxY; y++)
        {
            BYTE *glyph_val = glyph_mask + y * stride;
            BYTE *text_val = text_mask + (left - min_x) + (top - min_y + y) * text_mask_stride;
            for (x=0; x<glyphmetrics.gmBlackBoxX; x++)
            {
                *text_val = min(64, *text_val + *glyph_val);
                glyph_val++;
                text_val++;
            }
        }
    }
 
    heap_free(pti);
    DeleteDC(hdc);
    DeleteObject(hfont);
    heap_free(glyph_mask);
 
    /* get the brush data */
    pixel_data = heap_alloc_zero(4 * (max_x - min_x) * (max_y - min_y));
    if (!pixel_data)
    {
        heap_free(text_mask);
        return OutOfMemory;
    }
 
    pixel_area.X = min_x;
    pixel_area.Y = min_y;
    pixel_area.Width = max_x - min_x;
    pixel_area.Height = max_y - min_y;
    pixel_data_stride = pixel_area.Width * 4;
 
    stat = brush_fill_pixels(graphics, (GpBrush*)brush, (DWORD*)pixel_data, &pixel_area, pixel_area.Width);
    if (stat != Ok)
    {
        heap_free(text_mask);
        heap_free(pixel_data);
        return stat;
    }
 
    /* multiply the brush data by the mask */
    for (y=0; y<pixel_area.Height; y++)
    {
        BYTE *text_val = text_mask + text_mask_stride * y;
        BYTE *pixel_val = pixel_data + pixel_data_stride * y + 3;
        for (x=0; x<pixel_area.Width; x++)
        {
            *pixel_val = (*pixel_val) * (*text_val) / 64;
            text_val++;
            pixel_val+=4;
        }
    }
 
    heap_free(text_mask);
 
    gdi_transform_acquire(graphics);
 
    /* draw the result */
    stat = alpha_blend_pixels(graphics, min_x, min_y, pixel_data, pixel_area.Width,
        pixel_area.Height, pixel_data_stride, PixelFormat32bppARGB);
 
    gdi_transform_release(graphics);
 
    heap_free(pixel_data);
 
    return stat;
}

Referenced by draw_driver_string().

◆ SOFTWARE_GdipDrawPath()

static GpStatus SOFTWARE_GdipDrawPath	(	GpGraphics *	graphics,
		GpPen *	pen,
		GpPath *	path
	)

static

Definition at line 3983 of file graphics.c.

{
    GpStatus stat;
    GpPath *wide_path;
    GpMatrix *transform=NULL;
    REAL flatness=1.0;
 
    /* Check if the final pen thickness in pixels is too thin. */
    if (pen->unit == UnitPixel)
    {
        if (pen->width < 1.415)
            return SOFTWARE_GdipDrawThinPath(graphics, pen, path);
    }
    else
    {
        GpPointF points[3] = {{0,0}, {1,0}, {0,1}};
 
        points[1].X = pen->width;
        points[2].Y = pen->width;
 
        stat = gdip_transform_points(graphics, WineCoordinateSpaceGdiDevice,
            CoordinateSpaceWorld, points, 3);
 
        if (stat != Ok)
            return stat;
 
        if (((points[1].X-points[0].X)*(points[1].X-points[0].X) +
             (points[1].Y-points[0].Y)*(points[1].Y-points[0].Y) < 2.0001) &&
            ((points[2].X-points[0].X)*(points[2].X-points[0].X) +
             (points[2].Y-points[0].Y)*(points[2].Y-points[0].Y) < 2.0001))
            return SOFTWARE_GdipDrawThinPath(graphics, pen, path);
    }
 
    stat = GdipClonePath(path, &wide_path);
 
    if (stat != Ok)
        return stat;
 
    if (pen->unit == UnitPixel)
    {
        /* We have to transform this to device coordinates to get the widths right. */
        stat = GdipCreateMatrix(&transform);
 
        if (stat == Ok)
            stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice,
                CoordinateSpaceWorld, transform);
    }
    else
    {
        /* Set flatness based on the final coordinate space */
        GpMatrix t;
 
        stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice,
            CoordinateSpaceWorld, &t);
 
        if (stat != Ok)
            return stat;
 
        flatness = 1.0/sqrt(fmax(
            t.matrix[0] * t.matrix[0] + t.matrix[1] * t.matrix[1],
            t.matrix[2] * t.matrix[2] + t.matrix[3] * t.matrix[3]));
    }
 
    if (stat == Ok)
        stat = GdipWidenPath(wide_path, pen, transform, flatness);
 
    if (pen->unit == UnitPixel)
    {
        /* Transform the path back to world coordinates */
        if (stat == Ok)
            stat = GdipInvertMatrix(transform);
 
        if (stat == Ok)
            stat = GdipTransformPath(wide_path, transform);
    }
 
    /* Actually draw the path */
    if (stat == Ok)
        stat = GdipFillPath(graphics, pen->brush, wide_path);
 
    GdipDeleteMatrix(transform);
 
    GdipDeletePath(wide_path);
 
    return stat;
}

Referenced by GdipDrawPath().

◆ SOFTWARE_GdipDrawThinPath()

static GpStatus SOFTWARE_GdipDrawThinPath	(	GpGraphics *	graphics,
		GpPen *	pen,
		GpPath *	path
	)

static

Definition at line 3678 of file graphics.c.

{
    GpStatus stat;
    GpPath* flat_path;
    GpMatrix* transform;
    GpRectF gp_bound_rect;
    GpRect gp_output_area;
    RECT output_area;
    INT output_height, output_width;
    DWORD *output_bits, *brush_bits=NULL;
    int i;
    static const BYTE static_dash_pattern[] = {1,1,1,0,1,0,1,0};
    const BYTE *dash_pattern;
    INT dash_pattern_size;
    BYTE *dyn_dash_pattern = NULL;
 
    stat = GdipClonePath(path, &flat_path);
 
    if (stat != Ok)
        return stat;
 
    stat = GdipCreateMatrix(&transform);
 
    if (stat == Ok)
    {
        stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice,
                CoordinateSpaceWorld, transform);
 
        if (stat == Ok)
            stat = GdipFlattenPath(flat_path, transform, 1.0);
 
        GdipDeleteMatrix(transform);
    }
 
    /* estimate the output size in pixels, can be larger than necessary */
    if (stat == Ok)
    {
        output_area.left = floorf(flat_path->pathdata.Points[0].X);
        output_area.right = ceilf(flat_path->pathdata.Points[0].X);
        output_area.top = floorf(flat_path->pathdata.Points[0].Y);
        output_area.bottom = ceilf(flat_path->pathdata.Points[0].Y);
 
        for (i=1; i<flat_path->pathdata.Count; i++)
        {
            REAL x, y;
            x = flat_path->pathdata.Points[i].X;
            y = flat_path->pathdata.Points[i].Y;
 
            if (floorf(x) < output_area.left) output_area.left = floorf(x);
            if (floorf(y) < output_area.top) output_area.top = floorf(y);
            if (ceilf(x) > output_area.right) output_area.right = ceilf(x);
            if (ceilf(y) > output_area.bottom) output_area.bottom = ceilf(y);
        }
 
        stat = get_graphics_device_bounds(graphics, &gp_bound_rect);
    }
 
    if (stat == Ok)
    {
        output_area.left = max(output_area.left, floorf(gp_bound_rect.X));
        output_area.top = max(output_area.top, floorf(gp_bound_rect.Y));
        output_area.right = min(output_area.right, ceilf(gp_bound_rect.X + gp_bound_rect.Width));
        output_area.bottom = min(output_area.bottom, ceilf(gp_bound_rect.Y + gp_bound_rect.Height));
 
        output_width = output_area.right - output_area.left + 1;
        output_height = output_area.bottom - output_area.top + 1;
 
        if (output_width <= 0 || output_height <= 0)
        {
            GdipDeletePath(flat_path);
            return Ok;
        }
 
        gp_output_area.X = output_area.left;
        gp_output_area.Y = output_area.top;
        gp_output_area.Width = output_width;
        gp_output_area.Height = output_height;
 
        output_bits = heap_alloc_zero(output_width * output_height * sizeof(DWORD));
        if (!output_bits)
            stat = OutOfMemory;
    }
 
    if (stat == Ok)
    {
        if (pen->brush->bt != BrushTypeSolidColor)
        {
            /* allocate and draw brush output */
            brush_bits = heap_alloc_zero(output_width * output_height * sizeof(DWORD));
 
            if (brush_bits)
            {
                stat = brush_fill_pixels(graphics, pen->brush, brush_bits,
                    &gp_output_area, output_width);
            }
            else
                stat = OutOfMemory;
        }
 
        if (stat == Ok)
        {
            /* convert dash pattern to bool array */
            switch (pen->dash)
            {
            case DashStyleCustom:
            {
                dash_pattern_size = 0;
 
                for (i=0; i < pen->numdashes; i++)
                    dash_pattern_size += gdip_round(pen->dashes[i]);
 
                if (dash_pattern_size != 0)
                {
                    dash_pattern = dyn_dash_pattern = heap_alloc(dash_pattern_size);
 
                    if (dyn_dash_pattern)
                    {
                        int j=0;
                        for (i=0; i < pen->numdashes; i++)
                        {
                            int k;
                            for (k=0; k < gdip_round(pen->dashes[i]); k++)
                                dyn_dash_pattern[j++] = (i&1)^1;
                        }
                    }
                    else
                        stat = OutOfMemory;
 
                    break;
                }
                /* else fall through */
            }
            case DashStyleSolid:
            default:
                dash_pattern = static_dash_pattern;
                dash_pattern_size = 1;
                break;
            case DashStyleDash:
                dash_pattern = static_dash_pattern;
                dash_pattern_size = 4;
                break;
            case DashStyleDot:
                dash_pattern = &static_dash_pattern[4];
                dash_pattern_size = 2;
                break;
            case DashStyleDashDot:
                dash_pattern = static_dash_pattern;
                dash_pattern_size = 6;
                break;
            case DashStyleDashDotDot:
                dash_pattern = static_dash_pattern;
                dash_pattern_size = 8;
                break;
            }
        }
 
        if (stat == Ok)
        {
            /* trace path */
            GpPointF subpath_start = flat_path->pathdata.Points[0];
            INT prev_x = INT_MAX, prev_y = INT_MAX;
            int dash_pos = dash_pattern_size - 1;
 
            for (i=0; i < flat_path->pathdata.Count; i++)
            {
                BYTE type, type2;
                GpPointF start_point, end_point;
                GpPoint start_pointi, end_pointi;
 
                type = flat_path->pathdata.Types[i];
                if (i+1 < flat_path->pathdata.Count)
                    type2 = flat_path->pathdata.Types[i+1];
                else
                    type2 = PathPointTypeStart;
 
                start_point = flat_path->pathdata.Points[i];
 
                if ((type & PathPointTypePathTypeMask) == PathPointTypeStart)
                    subpath_start = start_point;
 
                if ((type & PathPointTypeCloseSubpath) == PathPointTypeCloseSubpath)
                    end_point = subpath_start;
                else if ((type2 & PathPointTypePathTypeMask) == PathPointTypeStart)
                    continue;
                else
                    end_point = flat_path->pathdata.Points[i+1];
 
                start_pointi.X = floorf(start_point.X);
                start_pointi.Y = floorf(start_point.Y);
                end_pointi.X = floorf(end_point.X);
                end_pointi.Y = floorf(end_point.Y);
 
                if(start_pointi.X == end_pointi.X && start_pointi.Y == end_pointi.Y)
                    continue;
 
                /* draw line segment */
                if (abs(start_pointi.Y - end_pointi.Y) > abs(start_pointi.X - end_pointi.X))
                {
                    INT x, y, start_y, end_y, step;
 
                    if (start_pointi.Y < end_pointi.Y)
                    {
                        step = 1;
                        start_y = ceilf(start_point.Y) - output_area.top;
                        end_y = end_pointi.Y - output_area.top;
                    }
                    else
                    {
                        step = -1;
                        start_y = start_point.Y - output_area.top;
                        end_y = ceilf(end_point.Y) - output_area.top;
                    }
 
                    for (y=start_y; y != (end_y+step); y+=step)
                    {
                        x = gdip_round( start_point.X +
                            (end_point.X - start_point.X) * (y + output_area.top - start_point.Y) / (end_point.Y - start_point.Y) )
                            - output_area.left;
 
                        if (x == prev_x && y == prev_y)
                            continue;
 
                        prev_x = x;
                        prev_y = y;
                        dash_pos = (dash_pos + 1 == dash_pattern_size) ? 0 : dash_pos + 1;
 
                        if (!dash_pattern[dash_pos])
                            continue;
 
                        if (x < 0 || x >= output_width || y < 0 || y >= output_height)
                            continue;
 
                        if (brush_bits)
                            output_bits[x + y*output_width] = brush_bits[x + y*output_width];
                        else
                            output_bits[x + y*output_width] = ((GpSolidFill*)pen->brush)->color;
                    }
                }
                else
                {
                    INT x, y, start_x, end_x, step;
 
                    if (start_pointi.X < end_pointi.X)
                    {
                        step = 1;
                        start_x = ceilf(start_point.X) - output_area.left;
                        end_x = end_pointi.X - output_area.left;
                    }
                    else
                    {
                        step = -1;
                        start_x = start_point.X - output_area.left;
                        end_x = ceilf(end_point.X) - output_area.left;
                    }
 
                    for (x=start_x; x != (end_x+step); x+=step)
                    {
                        y = gdip_round( start_point.Y +
                            (end_point.Y - start_point.Y) * (x + output_area.left - start_point.X) / (end_point.X - start_point.X) )
                            - output_area.top;
 
                        if (x == prev_x && y == prev_y)
                            continue;
 
                        prev_x = x;
                        prev_y = y;
                        dash_pos = (dash_pos + 1 == dash_pattern_size) ? 0 : dash_pos + 1;
 
                        if (!dash_pattern[dash_pos])
                            continue;
 
                        if (x < 0 || x >= output_width || y < 0 || y >= output_height)
                            continue;
 
                        if (brush_bits)
                            output_bits[x + y*output_width] = brush_bits[x + y*output_width];
                        else
                            output_bits[x + y*output_width] = ((GpSolidFill*)pen->brush)->color;
                    }
                }
            }
        }
 
        /* draw output image */
        if (stat == Ok)
        {
            gdi_transform_acquire(graphics);
 
            stat = alpha_blend_pixels(graphics, output_area.left, output_area.top,
                (BYTE*)output_bits, output_width, output_height, output_width * 4,
                PixelFormat32bppARGB);
 
            gdi_transform_release(graphics);
        }
 
        heap_free(brush_bits);
        heap_free(dyn_dash_pattern);
        heap_free(output_bits);
    }
 
    GdipDeletePath(flat_path);
 
    return stat;
}

Referenced by SOFTWARE_GdipDrawPath().

◆ SOFTWARE_GdipFillPath()

static GpStatus SOFTWARE_GdipFillPath	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpPath *	path
	)

static

Definition at line 4373 of file graphics.c.

{
    GpStatus stat;
    GpRegion *rgn;
 
    if (!brush_can_fill_pixels(brush))
        return NotImplemented;
 
    /* FIXME: This could probably be done more efficiently without regions. */
 
    stat = GdipCreateRegionPath(path, &rgn);
 
    if (stat == Ok)
    {
        stat = GdipFillRegion(graphics, brush, rgn);
 
        GdipDeleteRegion(rgn);
    }
 
    return stat;
}

Referenced by GdipFillPath().

◆ SOFTWARE_GdipFillRegion()

static GpStatus SOFTWARE_GdipFillRegion	(	GpGraphics *	graphics,
		GpBrush *	brush,
		GpRegion *	region
	)

static

Definition at line 4679 of file graphics.c.

{
    GpStatus stat;
    GpRegion *temp_region;
    GpMatrix world_to_device;
    GpRectF graphics_bounds;
    DWORD *pixel_data;
    HRGN hregion;
    RECT bound_rect;
    GpRect gp_bound_rect;
 
    if (!brush_can_fill_pixels(brush))
        return NotImplemented;
 
    stat = gdi_transform_acquire(graphics);
 
    if (stat == Ok)
        stat = get_graphics_device_bounds(graphics, &graphics_bounds);
 
    if (stat == Ok)
        stat = GdipCloneRegion(region, &temp_region);
 
    if (stat == Ok)
    {
        stat = get_graphics_transform(graphics, WineCoordinateSpaceGdiDevice,
            CoordinateSpaceWorld, &world_to_device);
 
        if (stat == Ok)
            stat = GdipTransformRegion(temp_region, &world_to_device);
 
        if (stat == Ok)
            stat = GdipCombineRegionRect(temp_region, &graphics_bounds, CombineModeIntersect);
 
        if (stat == Ok)
            stat = GdipGetRegionHRgn(temp_region, NULL, &hregion);
 
        GdipDeleteRegion(temp_region);
    }
 
    if (stat == Ok && GetRgnBox(hregion, &bound_rect) == NULLREGION)
    {
        DeleteObject(hregion);
        gdi_transform_release(graphics);
        return Ok;
    }
 
    if (stat == Ok)
    {
        gp_bound_rect.X = bound_rect.left;
        gp_bound_rect.Y = bound_rect.top;
        gp_bound_rect.Width = bound_rect.right - bound_rect.left;
        gp_bound_rect.Height = bound_rect.bottom - bound_rect.top;
 
        pixel_data = heap_alloc_zero(sizeof(*pixel_data) * gp_bound_rect.Width * gp_bound_rect.Height);
        if (!pixel_data)
            stat = OutOfMemory;
 
        if (stat == Ok)
        {
            stat = brush_fill_pixels(graphics, brush, pixel_data,
                &gp_bound_rect, gp_bound_rect.Width);
 
            if (stat == Ok)
                stat = alpha_blend_pixels_hrgn(graphics, gp_bound_rect.X,
                    gp_bound_rect.Y, (BYTE*)pixel_data, gp_bound_rect.Width,
                    gp_bound_rect.Height, gp_bound_rect.Width * 4, hregion,
                    PixelFormat32bppARGB);
 
            heap_free(pixel_data);
        }
 
        DeleteObject(hregion);
    }
 
    gdi_transform_release(graphics);
 
    return stat;
}

Referenced by GdipFillRegion().

◆ trace_path()

GpStatus trace_path	(	GpGraphics *	graphics,
		GpPath *	path
	)

Definition at line 2087 of file graphics.c.

{
    GpStatus result;
 
    BeginPath(graphics->hdc);
    result = draw_poly(graphics, NULL, path->pathdata.Points,
                       path->pathdata.Types, path->pathdata.Count, FALSE);
    EndPath(graphics->hdc);
    return result;
}

Referenced by get_path_hrgn().

◆ transform_color()

static ARGB transform_color	(	ARGB	color,
		int	matrix[5][5]
	)

static

Definition at line 670 of file graphics.c.

{
    int val[5], res[4];
    int i, j;
    unsigned char a, r, g, b;
 
    val[0] = ((color >> 16) & 0xff); /* red */
    val[1] = ((color >> 8) & 0xff); /* green */
    val[2] = (color & 0xff); /* blue */
    val[3] = ((color >> 24) & 0xff); /* alpha */
    val[4] = 255; /* translation */
 
    for (i=0; i<4; i++)
    {
        res[i] = 0;
 
        for (j=0; j<5; j++)
            res[i] += matrix[j][i] * val[j];
    }
 
    a = min(max(res[3] / 256, 0), 255);
    r = min(max(res[0] / 256, 0), 255);
    g = min(max(res[1] / 256, 0), 255);
    b = min(max(res[2] / 256, 0), 255);
 
    return (a << 24) | (r << 16) | (g << 8) | b;
}

Referenced by apply_image_attributes().

◆ WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL ( gdiplus )

Variable Documentation

◆ DC_BACKGROUND_KEY

const COLORREF DC_BACKGROUND_KEY = 0x0c0b0d

static

Definition at line 6684 of file graphics.c.

Referenced by GdipGetDC(), and GdipReleaseDC().

◆ g_priv_contid

volatile LONG g_priv_contid = GDIP_CONTID_STEP

static

Definition at line 58 of file graphics.c.

Classes

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

◆ ANCHOR_WIDTH

◆ COBJMACROS

◆ fmax

◆ GDIP_CONTID_STEP

◆ GDIP_GET_NEW_CONTID_FOR

◆ MAX_ITERS

Typedef Documentation

◆ GraphicsContainerItem

◆ GraphicsContainerType

Enumeration Type Documentation

◆ GraphicsContainerType

Function Documentation

◆ alpha_blend_bmp_pixels()

◆ alpha_blend_hdc_pixels()

◆ alpha_blend_pixels()

◆ alpha_blend_pixels_hrgn()

◆ apply_image_attributes()

◆ begin_container()

◆ blend_colors()

◆ blend_colors_premult()

◆ blend_line_gradient()

◆ brush_can_fill_path()

◆ brush_can_fill_pixels()

◆ brush_fill_path()

◆ brush_fill_pixels()

◆ color_is_gray()

◆ convert_path_point_type()

◆ create_gdi_brush()

◆ create_gdi_logbrush()

◆ create_hatch_bitmap()

◆ delete_container()

◆ draw_cap()

◆ draw_driver_string()

◆ draw_poly()

◆ draw_string_callback()

◆ end_container()

◆ free_gdi_logbrush()

◆ GDI32_GdipDrawDriverString()

◆ GDI32_GdipDrawPath()

◆ GDI32_GdipFillPath()

◆ GDI32_GdipFillRegion()

◆ gdi_alpha_blend()

◆ gdi_transform_acquire()

◆ gdi_transform_release()

◆ gdip_format_string()

◆ gdip_transform_points()

◆ GdipBeginContainer()

◆ GdipBeginContainer2()

◆ GdipBeginContainerI()

◆ GdipComment()

◆ GdipCreateFromHDC()

◆ GdipCreateFromHDC2()

◆ GdipCreateFromHWND()

◆ GdipCreateFromHWNDICM()

◆ GdipCreateHalftonePalette()

◆ GdipCreateStreamOnFile()

◆ GdipDeleteGraphics()

◆ GdipDrawArc()

◆ GdipDrawArcI()

◆ GdipDrawBezier()

◆ GdipDrawBezierI()

◆ GdipDrawBeziers()

◆ GdipDrawBeziersI()

◆ GdipDrawClosedCurve()

◆ GdipDrawClosedCurve2()

◆ GdipDrawClosedCurve2I()

◆ GdipDrawClosedCurveI()

◆ GdipDrawCurve()

◆ GdipDrawCurve2()

◆ GdipDrawCurve2I()

◆ GdipDrawCurve3()

◆ GdipDrawCurve3I()

◆ GdipDrawCurveI()