ftstroke.c File Reference

#include <ft2build.h>
#include "basepic.h"

Go to the source code of this file.

Data Structures
struct	FT_StrokeBorder
struct	FT_StrokerRec
Defines
#define	FT_SMALL_CONIC_THRESHOLD   ( FT_ANGLE_PI / 6 )
#define	FT_SMALL_CUBIC_THRESHOLD   ( FT_ANGLE_PI / 6 )
#define	FT_EPSILON   2
#define	FT_IS_SMALL(x)   ( (x) > -FT_EPSILON && (x) < FT_EPSILON )
#define	FT_STROKE_TAG_BEGIN_END   (FT_STROKE_TAG_BEGIN|FT_STROKE_TAG_END)
#define	FT_ARC_CUBIC_ANGLE   ( FT_ANGLE_PI / 2 )
#define	FT_SIDE_TO_ROTATE(s)   ( FT_ANGLE_PI2 - (s) * FT_ANGLE_PI )
Enumerations
enum	FT_StrokeTags { FT_STROKE_TAG_ON = 1, FT_STROKE_TAG_CUBIC = 2, FT_STROKE_TAG_BEGIN = 4, FT_STROKE_TAG_END = 8 }
Functions
	FT_Outline_GetInsideBorder (FT_Outline *outline)
	FT_Outline_GetOutsideBorder (FT_Outline *outline)
static FT_Pos	ft_pos_abs (FT_Pos x)
static void	ft_conic_split (FT_Vector *base)
static FT_Bool	ft_conic_is_small_enough (FT_Vector *base, FT_Angle *angle_in, FT_Angle *angle_out)
static void	ft_cubic_split (FT_Vector *base)
static FT_Bool	ft_cubic_is_small_enough (FT_Vector *base, FT_Angle *angle_in, FT_Angle *angle_mid, FT_Angle *angle_out)
static FT_Error	ft_stroke_border_grow (FT_StrokeBorder border, FT_UInt new_points)
static void	ft_stroke_border_close (FT_StrokeBorder border, FT_Bool reverse)
static FT_Error	ft_stroke_border_lineto (FT_StrokeBorder border, FT_Vector *to, FT_Bool movable)
static FT_Error	ft_stroke_border_conicto (FT_StrokeBorder border, FT_Vector *control, FT_Vector *to)
static FT_Error	ft_stroke_border_cubicto (FT_StrokeBorder border, FT_Vector *control1, FT_Vector *control2, FT_Vector *to)
static FT_Error	ft_stroke_border_arcto (FT_StrokeBorder border, FT_Vector *center, FT_Fixed radius, FT_Angle angle_start, FT_Angle angle_diff)
static FT_Error	ft_stroke_border_moveto (FT_StrokeBorder border, FT_Vector *to)
static void	ft_stroke_border_init (FT_StrokeBorder border, FT_Memory memory)
static void	ft_stroke_border_reset (FT_StrokeBorder border)
static void	ft_stroke_border_done (FT_StrokeBorder border)
static FT_Error	ft_stroke_border_get_counts (FT_StrokeBorder border, FT_UInt *anum_points, FT_UInt *anum_contours)
static void	ft_stroke_border_export (FT_StrokeBorder border, FT_Outline *outline)
	FT_Stroker_New (FT_Library library, FT_Stroker *astroker)
	FT_Stroker_Set (FT_Stroker stroker, FT_Fixed radius, FT_Stroker_LineCap line_cap, FT_Stroker_LineJoin line_join, FT_Fixed miter_limit)
	FT_Stroker_Rewind (FT_Stroker stroker)
	FT_Stroker_Done (FT_Stroker stroker)
static FT_Error	ft_stroker_arcto (FT_Stroker stroker, FT_Int side)
static FT_Error	ft_stroker_cap (FT_Stroker stroker, FT_Angle angle, FT_Int side)
static FT_Error	ft_stroker_inside (FT_Stroker stroker, FT_Int side)
static FT_Error	ft_stroker_outside (FT_Stroker stroker, FT_Int side)
static FT_Error	ft_stroker_process_corner (FT_Stroker stroker)
static FT_Error	ft_stroker_subpath_start (FT_Stroker stroker, FT_Angle start_angle)
	FT_Stroker_LineTo (FT_Stroker stroker, FT_Vector *to)
	FT_Stroker_ConicTo (FT_Stroker stroker, FT_Vector *control, FT_Vector *to)
	FT_Stroker_CubicTo (FT_Stroker stroker, FT_Vector *control1, FT_Vector *control2, FT_Vector *to)
	FT_Stroker_BeginSubPath (FT_Stroker stroker, FT_Vector *to, FT_Bool open)
static FT_Error	ft_stroker_add_reverse_left (FT_Stroker stroker, FT_Bool open)
	FT_Stroker_EndSubPath (FT_Stroker stroker)
	FT_Stroker_GetBorderCounts (FT_Stroker stroker, FT_StrokerBorder border, FT_UInt *anum_points, FT_UInt *anum_contours)
	FT_Stroker_GetCounts (FT_Stroker stroker, FT_UInt *anum_points, FT_UInt *anum_contours)
	FT_Stroker_ExportBorder (FT_Stroker stroker, FT_StrokerBorder border, FT_Outline *outline)
	FT_Stroker_Export (FT_Stroker stroker, FT_Outline *outline)
	FT_Stroker_ParseOutline (FT_Stroker stroker, FT_Outline *outline, FT_Bool opened)
	FT_Glyph_Stroke (FT_Glyph *pglyph, FT_Stroker stroker, FT_Bool destroy)
	FT_Glyph_StrokeBorder (FT_Glyph *pglyph, FT_Stroker stroker, FT_Bool inside, FT_Bool destroy)
Variables
const FT_Glyph_Class	ft_outline_glyph_class