rect.c File Reference

#include <win32k.h>
#include <debug.h>

Include dependency graph for rect.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
BOOL FASTCALL	RECTL_bUnionRect (_Out_ RECTL *prclDst, _In_ const RECTL *prcl1, _In_ const RECTL *prcl2)
BOOL FASTCALL	RECTL_bIntersectRect (_Out_ RECTL *prclDst, _In_ const RECTL *prcl1, _In_ const RECTL *prcl2)
VOID FASTCALL	RECTL_vMakeWellOrdered (_Inout_ RECTL *prcl)
VOID FASTCALL	RECTL_vInflateRect (_Inout_ RECTL *rect, _In_ INT dx, _In_ INT dy)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 11 of file rect.c.

Function Documentation

RECTL_bIntersectRect()

BOOL FASTCALL RECTL_bIntersectRect	(	_Out_ RECTL *	prclDst,
		_In_ const RECTL *	prcl1,
		_In_ const RECTL *	prcl2
	)

Definition at line 55 of file rect.c.

{
    prclDst->left  = max(prcl1->left, prcl2->left);
    prclDst->right = min(prcl1->right, prcl2->right);
 
    if (prclDst->left < prclDst->right)
    {
        prclDst->top    = max(prcl1->top, prcl2->top);
        prclDst->bottom = min(prcl1->bottom, prcl2->bottom);
 
        if (prclDst->top < prclDst->bottom)
        {
            return TRUE;
        }
    }
 
    RECTL_vSetEmptyRect(prclDst);
 
    return FALSE;
}

Referenced by AddPenLinesBounds(), co_IntFixCaret(), co_UserGetUpdateRect(), EngAlphaBlend(), EngBitBlt(), EngCopyBits(), EngMaskBitBlt(), EngStretchBltROP(), EngTransparentBlt(), get_valid_rects(), IntBeginPaint(), IntEngBitBlt(), IntEngGradientFillRect(), IntEngGradientFillTriangle(), IntEngMaskBlt(), IntEngStretchBlt(), IntEngTransparentBlt(), IntFillWindow(), IntGetMonitorsFromRect(), IntIntersectWithParents(), IntIsWindowFullscreen(), IntScrollWindowEx(), IntUpdateLayeredWindowI(), MENU_ShowPopup(), RECTL_Intersect(), SpiGetSet(), and UserScrollDC().

RECTL_bUnionRect()

BOOL FASTCALL RECTL_bUnionRect	(	_Out_ RECTL *	prclDst,
		_In_ const RECTL *	prcl1,
		_In_ const RECTL *	prcl2
	)

Definition at line 18 of file rect.c.

{
    if (RECTL_bIsEmptyRect(prcl1))
    {
        if (RECTL_bIsEmptyRect(prcl2))
        {
            RECTL_vSetEmptyRect(prclDst);
            return FALSE;
        }
        else
        {
            *prclDst = *prcl2;
        }
    }
    else
    {
        if (RECTL_bIsEmptyRect(prcl2))
        {
            *prclDst = *prcl1;
        }
        else
        {
            prclDst->left = min(prcl1->left, prcl2->left);
            prclDst->top = min(prcl1->top, prcl2->top);
            prclDst->right = max(prcl1->right, prcl2->right);
            prclDst->bottom = max(prcl1->bottom, prcl2->bottom);
        }
    }
 
    return TRUE;
}

Referenced by AddPenLinesBounds(), IntUpdateBoundsRect(), NtGdiSetBoundsRect(), and REGION_bXformRgn().

RECTL_vInflateRect()

VOID FASTCALL RECTL_vInflateRect	(	_Inout_ RECTL *	rect,
		_In_ INT	dx,
		_In_ INT	dy
	)

Definition at line 101 of file rect.c.

{
    rect->left -= dx;
    rect->top -= dy;
    rect->right += dx;
    rect->bottom += dy;
}

Referenced by co_WinPosGetMinMaxInfo(), GetNCHitEx(), intGetTitleBarInfo(), MENU_DrawBitmapItem(), MENU_DrawMenuItem(), MENU_DrawPopupGlyph(), MENU_FindItemByCoords(), MENU_ShowSubPopup(), NC_DoNCPaint(), NC_DrawFrame(), NC_GetInsideRect(), NC_HandleNCCalcSize(), UserDrawCaptionBar(), and UserDrawCaptionButtonWnd().

RECTL_vMakeWellOrdered()

VOID FASTCALL RECTL_vMakeWellOrdered

(

_Inout_ RECTL *

prcl

)

Definition at line 81 of file rect.c.

{
    LONG lTmp;
    if (prcl->left > prcl->right)
    {
        lTmp = prcl->left;
        prcl->left = prcl->right;
        prcl->right = lTmp;
    }
    if (prcl->top > prcl->bottom)
    {
        lTmp = prcl->top;
        prcl->top = prcl->bottom;
        prcl->bottom = lTmp;
    }
}

Referenced by CallDibBitBlt(), DIB_16BPP_BitBltSrcCopy(), DIB_16BPP_ColorFill(), DIB_1BPP_BitBltSrcCopy(), DIB_1BPP_ColorFill(), DIB_24BPP_BitBltSrcCopy(), DIB_24BPP_ColorFill(), DIB_32BPP_BitBltSrcCopy(), DIB_32BPP_ColorFill(), DIB_4BPP_BitBltSrcCopy(), DIB_4BPP_ColorFill(), DIB_8BPP_BitBltSrcCopy(), DIB_8BPP_ColorFill(), DIB_XXBPP_StretchBlt(), EngAlphaBlend(), EngBitBlt(), EngStretchBltROP(), IntEngBitBlt(), IntEngStretchBlt(), NtGdiExcludeClipRect(), NtGdiIntersectClipRect(), NtGdiMaskBlt(), NtGdiSetBoundsRect(), NtGdiSetDIBitsToDeviceInternal(), PATH_CheckRect(), PATH_RoundRect(), REGION_bXformRgn(), and UserDrawCaption().