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gdi32: Implement the Rectangle and RoundRect entry points in the path driver.

This commit is contained in:
Alexandre Julliard 2011-10-25 15:03:04 +02:00
parent 364e216462
commit f8040958f5
3 changed files with 38 additions and 83 deletions
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2
dlls/gdi32/gdi_private.h
View File

@ -325,7 +325,6 @@ extern void PATH_DestroyGdiPath(GdiPath *pPath) DECLSPEC_HIDDEN;
extern BOOL PATH_SavePath( DC *dst, DC *src ) DECLSPEC_HIDDEN;
extern BOOL PATH_RestorePath( DC *dst, DC *src ) DECLSPEC_HIDDEN;
extern BOOL PATH_Rectangle(DC *dc, INT x1, INT y1, INT x2, INT y2) DECLSPEC_HIDDEN;
extern BOOL PATH_ExtTextOut(DC *dc, INT x, INT y, UINT flags, const RECT *lprc,
LPCWSTR str, UINT count, const INT *dx) DECLSPEC_HIDDEN;
extern BOOL PATH_Ellipse(DC *dc, INT x1, INT y1, INT x2, INT y2) DECLSPEC_HIDDEN;
@ -339,7 +338,6 @@ extern BOOL PATH_Polyline(DC *dc, const POINT *pt, DWORD cbCount) DECLSPEC_HIDDE
extern BOOL PATH_Polygon(DC *dc, const POINT *pt, DWORD cbCount) DECLSPEC_HIDDEN;
extern BOOL PATH_PolyPolyline(DC *dc, const POINT *pt, const DWORD *counts, DWORD polylines) DECLSPEC_HIDDEN;
extern BOOL PATH_PolyPolygon(DC *dc, const POINT *pt, const INT *counts, UINT polygons) DECLSPEC_HIDDEN;
extern BOOL PATH_RoundRect(DC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height) DECLSPEC_HIDDEN;
/* painting.c */
extern POINT *GDI_Bezier( const POINT *Points, INT count, INT *nPtsOut ) DECLSPEC_HIDDEN;

18
dlls/gdi32/painting.c
View File

@ -422,14 +422,9 @@ BOOL WINAPI Rectangle( HDC hdc, INT left, INT top,
if (dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRectangle );
update_dc( dc );
if(PATH_IsPathOpen(dc->path))
ret = PATH_Rectangle(dc, left, top, right, bottom);
else
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRectangle );
ret = physdev->funcs->pRectangle( physdev, left, top, right, bottom );
}
ret = physdev->funcs->pRectangle( physdev, left, top, right, bottom );
release_dc_ptr( dc );
}
return ret;
@ -447,14 +442,9 @@ BOOL WINAPI RoundRect( HDC hdc, INT left, INT top, INT right,
if (dc)
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRoundRect );
update_dc( dc );
if(PATH_IsPathOpen(dc->path))
ret = PATH_RoundRect(dc,left,top,right,bottom,ell_width,ell_height);
else
{
PHYSDEV physdev = GET_DC_PHYSDEV( dc, pRoundRect );
ret = physdev->funcs->pRoundRect( physdev, left, top, right, bottom, ell_width, ell_height );
}
ret = physdev->funcs->pRoundRect( physdev, left, top, right, bottom, ell_width, ell_height );
release_dc_ptr( dc );
}
return ret;

101
dlls/gdi32/path.c
View File

@ -273,9 +273,9 @@ static BOOL PATH_AssignGdiPath(GdiPath *pPathDest, const GdiPath *pPathSrc)
/* PATH_CheckCorners
*
* Helper function for PATH_RoundRect() and PATH_Rectangle()
* Helper function for RoundRect() and Rectangle()
*/
static BOOL PATH_CheckCorners(DC *dc, POINT corners[], INT x1, INT y1, INT x2, INT y2)
static void PATH_CheckCorners( HDC hdc, POINT corners[], INT x1, INT y1, INT x2, INT y2 )
{
INT temp;
@ -284,8 +284,7 @@ static BOOL PATH_CheckCorners(DC *dc, POINT corners[], INT x1, INT y1, INT x2, I
corners[0].y=y1;
corners[1].x=x2;
corners[1].y=y2;
if(!LPtoDP(dc->hSelf, corners, 2))
return FALSE;
LPtoDP( hdc, corners, 2 );
/* Make sure first corner is top left and second corner is bottom right */
if(corners[0].x>corners[1].x)
@ -302,13 +301,11 @@ static BOOL PATH_CheckCorners(DC *dc, POINT corners[], INT x1, INT y1, INT x2, I
}
/* In GM_COMPATIBLE, don't include bottom and right edges */
if(dc->GraphicsMode==GM_COMPATIBLE)
if (GetGraphicsMode( hdc ) == GM_COMPATIBLE)
{
corners[1].x--;
corners[1].y--;
}
return TRUE;
}
/* PATH_AddFlatBezier
@ -926,115 +923,85 @@ static BOOL pathdrv_LineTo( PHYSDEV dev, INT x, INT y )
return PATH_AddEntry(physdev->path, &point, PT_LINETO);
}
/* PATH_RoundRect
*
* Should be called when a call to RoundRect is performed on a DC that has
* an open path. Returns TRUE if successful, else FALSE.
/*************************************************************
* pathdrv_RoundRect
*
* FIXME: it adds the same entries to the path as windows does, but there
* is an error in the bezier drawing code so that there are small pixel-size
* gaps when the resulting path is drawn by StrokePath()
*/
BOOL PATH_RoundRect(DC *dc, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height)
static BOOL pathdrv_RoundRect( PHYSDEV dev, INT x1, INT y1, INT x2, INT y2, INT ell_width, INT ell_height )
{
GdiPath *pPath = &dc->path;
POINT corners[2], pointTemp;
FLOAT_POINT ellCorners[2];
struct path_physdev *physdev = get_path_physdev( dev );
POINT corners[2], pointTemp;
FLOAT_POINT ellCorners[2];
/* Check that path is open */
if(pPath->state!=PATH_Open)
return FALSE;
if(!PATH_CheckCorners(dc,corners,x1,y1,x2,y2))
return FALSE;
PATH_CheckCorners(dev->hdc,corners,x1,y1,x2,y2);
/* Add points to the roundrect path */
ellCorners[0].x = corners[1].x-ell_width;
ellCorners[0].y = corners[0].y;
ellCorners[1].x = corners[1].x;
ellCorners[1].y = corners[0].y+ell_height;
if(!PATH_DoArcPart(pPath, ellCorners, 0, -M_PI_2, PT_MOVETO))
if(!PATH_DoArcPart(physdev->path, ellCorners, 0, -M_PI_2, PT_MOVETO))
return FALSE;
pointTemp.x = corners[0].x+ell_width/2;
pointTemp.y = corners[0].y;
if(!PATH_AddEntry(pPath, &pointTemp, PT_LINETO))
if(!PATH_AddEntry(physdev->path, &pointTemp, PT_LINETO))
return FALSE;
ellCorners[0].x = corners[0].x;
ellCorners[1].x = corners[0].x+ell_width;
if(!PATH_DoArcPart(pPath, ellCorners, -M_PI_2, -M_PI, FALSE))
if(!PATH_DoArcPart(physdev->path, ellCorners, -M_PI_2, -M_PI, FALSE))
return FALSE;
pointTemp.x = corners[0].x;
pointTemp.y = corners[1].y-ell_height/2;
if(!PATH_AddEntry(pPath, &pointTemp, PT_LINETO))
if(!PATH_AddEntry(physdev->path, &pointTemp, PT_LINETO))
return FALSE;
ellCorners[0].y = corners[1].y-ell_height;
ellCorners[1].y = corners[1].y;
if(!PATH_DoArcPart(pPath, ellCorners, M_PI, M_PI_2, FALSE))
if(!PATH_DoArcPart(physdev->path, ellCorners, M_PI, M_PI_2, FALSE))
return FALSE;
pointTemp.x = corners[1].x-ell_width/2;
pointTemp.y = corners[1].y;
if(!PATH_AddEntry(pPath, &pointTemp, PT_LINETO))
if(!PATH_AddEntry(physdev->path, &pointTemp, PT_LINETO))
return FALSE;
ellCorners[0].x = corners[1].x-ell_width;
ellCorners[1].x = corners[1].x;
if(!PATH_DoArcPart(pPath, ellCorners, M_PI_2, 0, FALSE))
if(!PATH_DoArcPart(physdev->path, ellCorners, M_PI_2, 0, FALSE))
return FALSE;
/* Close the roundrect figure */
if(!CloseFigure(dc->hSelf))
return FALSE;
return TRUE;
return CloseFigure( dev->hdc );
}
/* PATH_Rectangle
*
* Should be called when a call to Rectangle is performed on a DC that has
* an open path. Returns TRUE if successful, else FALSE.
/*************************************************************
* pathdrv_Rectangle
*/
BOOL PATH_Rectangle(DC *dc, INT x1, INT y1, INT x2, INT y2)
static BOOL pathdrv_Rectangle( PHYSDEV dev, INT x1, INT y1, INT x2, INT y2 )
{
GdiPath *pPath = &dc->path;
POINT corners[2], pointTemp;
struct path_physdev *physdev = get_path_physdev( dev );
POINT corners[2], pointTemp;
/* Check that path is open */
if(pPath->state!=PATH_Open)
return FALSE;
if(!PATH_CheckCorners(dc,corners,x1,y1,x2,y2))
return FALSE;
/* Close any previous figure */
if(!CloseFigure(dc->hSelf))
{
/* The CloseFigure call shouldn't have failed */
assert(FALSE);
return FALSE;
}
PATH_CheckCorners(dev->hdc,corners,x1,y1,x2,y2);
/* Add four points to the path */
pointTemp.x=corners[1].x;
pointTemp.y=corners[0].y;
if(!PATH_AddEntry(pPath, &pointTemp, PT_MOVETO))
if(!PATH_AddEntry(physdev->path, &pointTemp, PT_MOVETO))
return FALSE;
if(!PATH_AddEntry(pPath, corners, PT_LINETO))
if(!PATH_AddEntry(physdev->path, corners, PT_LINETO))
return FALSE;
pointTemp.x=corners[0].x;
pointTemp.y=corners[1].y;
if(!PATH_AddEntry(pPath, &pointTemp, PT_LINETO))
if(!PATH_AddEntry(physdev->path, &pointTemp, PT_LINETO))
return FALSE;
if(!PATH_AddEntry(pPath, corners+1, PT_LINETO))
if(!PATH_AddEntry(physdev->path, corners+1, PT_LINETO))
return FALSE;
/* Close the rectangle figure */
if(!CloseFigure(dc->hSelf))
{
/* The CloseFigure call shouldn't have failed */
assert(FALSE);
return FALSE;
}
return TRUE;
return CloseFigure( dev->hdc );
}
/* PATH_Ellipse
@ -2373,10 +2340,10 @@ const struct gdi_dc_funcs path_driver =
NULL, /* pPutImage */
NULL, /* pRealizeDefaultPalette */
NULL, /* pRealizePalette */
NULL, /* pRectangle */
pathdrv_Rectangle, /* pRectangle */
NULL, /* pResetDC */
NULL, /* pRestoreDC */
NULL, /* pRoundRect */
pathdrv_RoundRect, /* pRoundRect */
NULL, /* pSaveDC */
NULL, /* pScaleViewportExt */
NULL, /* pScaleWindowExt */