1354 lines
34 KiB
C
1354 lines
34 KiB
C
/*
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* Copyright (C) 2007 Google (Evan Stade)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#include <stdarg.h>
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#include <math.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winuser.h"
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#include "wingdi.h"
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#include "objbase.h"
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#include "gdiplus.h"
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#include "gdiplus_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
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GpStatus WINGDIPAPI GdipAddPathArc(GpPath *path, REAL x1, REAL y1, REAL x2,
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REAL y2, REAL startAngle, REAL sweepAngle)
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{
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INT count, old_count, i;
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TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
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path, x1, y1, x2, y2, startAngle, sweepAngle);
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if(!path)
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return InvalidParameter;
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count = arc2polybezier(NULL, x1, y1, x2, y2, startAngle, sweepAngle);
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if(count == 0)
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return Ok;
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if(!lengthen_path(path, count))
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return OutOfMemory;
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old_count = path->pathdata.Count;
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arc2polybezier(&path->pathdata.Points[old_count], x1, y1, x2, y2,
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startAngle, sweepAngle);
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for(i = 0; i < count; i++){
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path->pathdata.Types[old_count + i] = PathPointTypeBezier;
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}
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path->pathdata.Types[old_count] =
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(path->newfigure ? PathPointTypeStart : PathPointTypeLine);
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path->newfigure = FALSE;
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path->pathdata.Count += count;
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return Ok;
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}
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GpStatus WINGDIPAPI GdipAddPathArcI(GpPath *path, INT x1, INT y1, INT x2,
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INT y2, REAL startAngle, REAL sweepAngle)
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{
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TRACE("(%p, %d, %d, %d, %d, %.2f, %.2f)\n",
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path, x1, y1, x2, y2, startAngle, sweepAngle);
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return GdipAddPathArc(path,(REAL)x1,(REAL)y1,(REAL)x2,(REAL)y2,startAngle,sweepAngle);
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}
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GpStatus WINGDIPAPI GdipAddPathBezier(GpPath *path, REAL x1, REAL y1, REAL x2,
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REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)
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{
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INT old_count;
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TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
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path, x1, y1, x2, y2, x3, y3, x4, y4);
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if(!path)
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return InvalidParameter;
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if(!lengthen_path(path, 4))
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return OutOfMemory;
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old_count = path->pathdata.Count;
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path->pathdata.Points[old_count].X = x1;
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path->pathdata.Points[old_count].Y = y1;
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path->pathdata.Points[old_count + 1].X = x2;
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path->pathdata.Points[old_count + 1].Y = y2;
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path->pathdata.Points[old_count + 2].X = x3;
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path->pathdata.Points[old_count + 2].Y = y3;
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path->pathdata.Points[old_count + 3].X = x4;
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path->pathdata.Points[old_count + 3].Y = y4;
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path->pathdata.Types[old_count] =
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(path->newfigure ? PathPointTypeStart : PathPointTypeLine);
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path->pathdata.Types[old_count + 1] = PathPointTypeBezier;
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path->pathdata.Types[old_count + 2] = PathPointTypeBezier;
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path->pathdata.Types[old_count + 3] = PathPointTypeBezier;
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path->newfigure = FALSE;
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path->pathdata.Count += 4;
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return Ok;
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}
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GpStatus WINGDIPAPI GdipAddPathBezierI(GpPath *path, INT x1, INT y1, INT x2,
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INT y2, INT x3, INT y3, INT x4, INT y4)
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{
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TRACE("(%p, %d, %d, %d, %d, %d, %d, %d, %d)\n",
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path, x1, y1, x2, y2, x3, y3, x4, y4);
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return GdipAddPathBezier(path,(REAL)x1,(REAL)y1,(REAL)x2,(REAL)y2,(REAL)x3,(REAL)y3,
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(REAL)x4,(REAL)y4);
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}
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GpStatus WINGDIPAPI GdipAddPathBeziers(GpPath *path, GDIPCONST GpPointF *points,
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INT count)
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{
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INT i, old_count;
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TRACE("(%p, %p, %d)\n", path, points, count);
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if(!path || !points || ((count - 1) % 3))
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return InvalidParameter;
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if(!lengthen_path(path, count))
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return OutOfMemory;
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old_count = path->pathdata.Count;
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for(i = 0; i < count; i++){
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path->pathdata.Points[old_count + i].X = points[i].X;
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path->pathdata.Points[old_count + i].Y = points[i].Y;
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path->pathdata.Types[old_count + i] = PathPointTypeBezier;
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}
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path->pathdata.Types[old_count] =
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(path->newfigure ? PathPointTypeStart : PathPointTypeLine);
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path->newfigure = FALSE;
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path->pathdata.Count += count;
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return Ok;
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}
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GpStatus WINGDIPAPI GdipAddPathBeziersI(GpPath *path, GDIPCONST GpPoint *points,
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INT count)
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{
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GpPointF *ptsF;
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GpStatus ret;
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INT i;
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TRACE("(%p, %p, %d)\n", path, points, count);
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if(!points || ((count - 1) % 3))
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return InvalidParameter;
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ptsF = GdipAlloc(sizeof(GpPointF) * count);
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if(!ptsF)
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return OutOfMemory;
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for(i = 0; i < count; i++){
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ptsF[i].X = (REAL)points[i].X;
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ptsF[i].Y = (REAL)points[i].Y;
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}
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ret = GdipAddPathBeziers(path, ptsF, count);
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GdipFree(ptsF);
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return ret;
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}
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GpStatus WINGDIPAPI GdipAddPathClosedCurve(GpPath *path, GDIPCONST GpPointF *points,
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INT count)
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{
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TRACE("(%p, %p, %d)\n", path, points, count);
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return GdipAddPathClosedCurve2(path, points, count, 1.0);
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}
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GpStatus WINGDIPAPI GdipAddPathClosedCurveI(GpPath *path, GDIPCONST GpPoint *points,
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INT count)
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{
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TRACE("(%p, %p, %d)\n", path, points, count);
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return GdipAddPathClosedCurve2I(path, points, count, 1.0);
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}
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GpStatus WINGDIPAPI GdipAddPathClosedCurve2(GpPath *path, GDIPCONST GpPointF *points,
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INT count, REAL tension)
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{
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INT i, len_pt = (count + 1)*3-2;
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GpPointF *pt;
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GpPointF *pts;
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REAL x1, x2, y1, y2;
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GpStatus stat;
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TRACE("(%p, %p, %d, %.2f)\n", path, points, count, tension);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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pt = GdipAlloc(len_pt * sizeof(GpPointF));
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pts = GdipAlloc((count + 1)*sizeof(GpPointF));
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if(!pt || !pts){
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GdipFree(pt);
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GdipFree(pts);
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return OutOfMemory;
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}
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/* copy source points to extend with the last one */
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memcpy(pts, points, sizeof(GpPointF)*count);
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pts[count] = pts[0];
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tension = tension * TENSION_CONST;
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for(i = 0; i < count-1; i++){
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calc_curve_bezier(&(pts[i]), tension, &x1, &y1, &x2, &y2);
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pt[3*i+2].X = x1;
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pt[3*i+2].Y = y1;
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pt[3*i+3].X = pts[i+1].X;
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pt[3*i+3].Y = pts[i+1].Y;
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pt[3*i+4].X = x2;
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pt[3*i+4].Y = y2;
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}
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/* points [len_pt-2] and [0] are calculated
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separetely to connect splines properly */
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pts[0] = points[count-1];
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pts[1] = points[0]; /* equals to start and end of a resulting path */
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pts[2] = points[1];
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calc_curve_bezier(pts, tension, &x1, &y1, &x2, &y2);
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pt[len_pt-2].X = x1;
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pt[len_pt-2].Y = y1;
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pt[0].X = pts[1].X;
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pt[0].Y = pts[1].Y;
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pt[1].X = x2;
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pt[1].Y = y2;
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/* close path */
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pt[len_pt-1].X = pt[0].X;
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pt[len_pt-1].Y = pt[0].Y;
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stat = GdipAddPathBeziers(path, pt, len_pt);
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/* close figure */
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if(stat == Ok){
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INT count = path->pathdata.Count;
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path->pathdata.Types[count - 1] |= PathPointTypeCloseSubpath;
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path->newfigure = TRUE;
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}
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GdipFree(pts);
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GdipFree(pt);
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return stat;
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}
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GpStatus WINGDIPAPI GdipAddPathClosedCurve2I(GpPath *path, GDIPCONST GpPoint *points,
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INT count, REAL tension)
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{
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GpPointF *ptf;
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INT i;
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GpStatus stat;
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TRACE("(%p, %p, %d, %.2f)\n", path, points, count, tension);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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ptf = GdipAlloc(sizeof(GpPointF)*count);
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if(!ptf)
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return OutOfMemory;
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for(i = 0; i < count; i++){
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ptf[i].X = (REAL)points[i].X;
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ptf[i].Y = (REAL)points[i].Y;
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}
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stat = GdipAddPathClosedCurve2(path, ptf, count, tension);
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GdipFree(ptf);
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return stat;
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}
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GpStatus WINGDIPAPI GdipAddPathCurve(GpPath *path, GDIPCONST GpPointF *points, INT count)
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{
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TRACE("(%p, %p, %d)\n", path, points, count);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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return GdipAddPathCurve2(path, points, count, 1.0);
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}
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GpStatus WINGDIPAPI GdipAddPathCurveI(GpPath *path, GDIPCONST GpPoint *points, INT count)
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{
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TRACE("(%p, %p, %d)\n", path, points, count);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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return GdipAddPathCurve2I(path, points, count, 1.0);
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}
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GpStatus WINGDIPAPI GdipAddPathCurve2(GpPath *path, GDIPCONST GpPointF *points, INT count,
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REAL tension)
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{
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INT i, len_pt = count*3-2;
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GpPointF *pt;
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REAL x1, x2, y1, y2;
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GpStatus stat;
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TRACE("(%p, %p, %d, %.2f)\n", path, points, count, tension);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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pt = GdipAlloc(len_pt * sizeof(GpPointF));
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if(!pt)
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return OutOfMemory;
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tension = tension * TENSION_CONST;
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calc_curve_bezier_endp(points[0].X, points[0].Y, points[1].X, points[1].Y,
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tension, &x1, &y1);
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pt[0].X = points[0].X;
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pt[0].Y = points[0].Y;
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pt[1].X = x1;
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pt[1].Y = y1;
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for(i = 0; i < count-2; i++){
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calc_curve_bezier(&(points[i]), tension, &x1, &y1, &x2, &y2);
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pt[3*i+2].X = x1;
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pt[3*i+2].Y = y1;
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pt[3*i+3].X = points[i+1].X;
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pt[3*i+3].Y = points[i+1].Y;
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pt[3*i+4].X = x2;
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pt[3*i+4].Y = y2;
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}
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calc_curve_bezier_endp(points[count-1].X, points[count-1].Y,
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points[count-2].X, points[count-2].Y, tension, &x1, &y1);
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pt[len_pt-2].X = x1;
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pt[len_pt-2].Y = y1;
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pt[len_pt-1].X = points[count-1].X;
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pt[len_pt-1].Y = points[count-1].Y;
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stat = GdipAddPathBeziers(path, pt, len_pt);
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GdipFree(pt);
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return stat;
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}
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GpStatus WINGDIPAPI GdipAddPathCurve2I(GpPath *path, GDIPCONST GpPoint *points,
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INT count, REAL tension)
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{
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GpPointF *ptf;
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INT i;
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GpStatus stat;
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TRACE("(%p, %p, %d, %.2f)\n", path, points, count, tension);
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if(!path || !points || count <= 1)
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return InvalidParameter;
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ptf = GdipAlloc(sizeof(GpPointF)*count);
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if(!ptf)
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return OutOfMemory;
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for(i = 0; i < count; i++){
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ptf[i].X = (REAL)points[i].X;
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ptf[i].Y = (REAL)points[i].Y;
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}
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stat = GdipAddPathCurve2(path, ptf, count, tension);
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GdipFree(ptf);
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return stat;
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}
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GpStatus WINGDIPAPI GdipAddPathEllipse(GpPath *path, REAL x, REAL y, REAL width,
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REAL height)
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{
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INT old_count, numpts;
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TRACE("(%p, %.2f, %.2f, %.2f, %.2f)\n", path, x, y, width, height);
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if(!path)
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return InvalidParameter;
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if(!lengthen_path(path, MAX_ARC_PTS))
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return OutOfMemory;
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old_count = path->pathdata.Count;
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if((numpts = arc2polybezier(&path->pathdata.Points[old_count], x, y, width,
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height, 0.0, 360.0)) != MAX_ARC_PTS){
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ERR("expected %d points but got %d\n", MAX_ARC_PTS, numpts);
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return GenericError;
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}
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memset(&path->pathdata.Types[old_count + 1], PathPointTypeBezier,
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MAX_ARC_PTS - 1);
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/* An ellipse is an intrinsic figure (always is its own subpath). */
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path->pathdata.Types[old_count] = PathPointTypeStart;
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path->pathdata.Types[old_count + MAX_ARC_PTS - 1] |= PathPointTypeCloseSubpath;
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path->newfigure = TRUE;
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path->pathdata.Count += MAX_ARC_PTS;
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return Ok;
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}
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GpStatus WINGDIPAPI GdipAddPathEllipseI(GpPath *path, INT x, INT y, INT width,
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INT height)
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{
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TRACE("(%p, %d, %d, %d, %d)\n", path, x, y, width, height);
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return GdipAddPathEllipse(path,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
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}
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GpStatus WINGDIPAPI GdipAddPathLine2(GpPath *path, GDIPCONST GpPointF *points,
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INT count)
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{
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INT i, old_count;
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TRACE("(%p, %p, %d)\n", path, points, count);
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if(!path || !points)
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return InvalidParameter;
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if(!lengthen_path(path, count))
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return OutOfMemory;
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old_count = path->pathdata.Count;
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for(i = 0; i < count; i++){
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path->pathdata.Points[old_count + i].X = points[i].X;
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path->pathdata.Points[old_count + i].Y = points[i].Y;
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path->pathdata.Types[old_count + i] = PathPointTypeLine;
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}
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if(path->newfigure){
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path->pathdata.Types[old_count] = PathPointTypeStart;
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path->newfigure = FALSE;
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}
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path->pathdata.Count += count;
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return Ok;
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}
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|
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GpStatus WINGDIPAPI GdipAddPathLine2I(GpPath *path, GDIPCONST GpPoint *points, INT count)
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{
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GpPointF *pointsF;
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INT i;
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GpStatus stat;
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|
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TRACE("(%p, %p, %d)\n", path, points, count);
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|
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if(count <= 0)
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return InvalidParameter;
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pointsF = GdipAlloc(sizeof(GpPointF) * count);
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if(!pointsF) return OutOfMemory;
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for(i = 0;i < count; i++){
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pointsF[i].X = (REAL)points[i].X;
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pointsF[i].Y = (REAL)points[i].Y;
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}
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stat = GdipAddPathLine2(path, pointsF, count);
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GdipFree(pointsF);
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return stat;
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}
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|
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GpStatus WINGDIPAPI GdipAddPathLine(GpPath *path, REAL x1, REAL y1, REAL x2, REAL y2)
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{
|
|
INT old_count;
|
|
|
|
TRACE("(%p, %.2f, %.2f, %.2f, %.2f)\n", path, x1, y1, x2, y2);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(!lengthen_path(path, 2))
|
|
return OutOfMemory;
|
|
|
|
old_count = path->pathdata.Count;
|
|
|
|
path->pathdata.Points[old_count].X = x1;
|
|
path->pathdata.Points[old_count].Y = y1;
|
|
path->pathdata.Points[old_count + 1].X = x2;
|
|
path->pathdata.Points[old_count + 1].Y = y2;
|
|
|
|
path->pathdata.Types[old_count] =
|
|
(path->newfigure ? PathPointTypeStart : PathPointTypeLine);
|
|
path->pathdata.Types[old_count + 1] = PathPointTypeLine;
|
|
|
|
path->newfigure = FALSE;
|
|
path->pathdata.Count += 2;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathLineI(GpPath *path, INT x1, INT y1, INT x2, INT y2)
|
|
{
|
|
TRACE("(%p, %d, %d, %d, %d)\n", path, x1, y1, x2, y2);
|
|
|
|
return GdipAddPathLine(path, (REAL)x1, (REAL)y1, (REAL)x2, (REAL)y2);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathPath(GpPath *path, GDIPCONST GpPath* addingPath,
|
|
BOOL connect)
|
|
{
|
|
INT old_count, count;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, addingPath, connect);
|
|
|
|
if(!path || !addingPath)
|
|
return InvalidParameter;
|
|
|
|
old_count = path->pathdata.Count;
|
|
count = addingPath->pathdata.Count;
|
|
|
|
if(!lengthen_path(path, count))
|
|
return OutOfMemory;
|
|
|
|
memcpy(&path->pathdata.Points[old_count], addingPath->pathdata.Points,
|
|
count * sizeof(GpPointF));
|
|
memcpy(&path->pathdata.Types[old_count], addingPath->pathdata.Types, count);
|
|
|
|
if(path->newfigure || !connect)
|
|
path->pathdata.Types[old_count] = PathPointTypeStart;
|
|
else
|
|
path->pathdata.Types[old_count] = PathPointTypeLine;
|
|
|
|
path->newfigure = FALSE;
|
|
path->pathdata.Count += count;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathPie(GpPath *path, REAL x, REAL y, REAL width, REAL height,
|
|
REAL startAngle, REAL sweepAngle)
|
|
{
|
|
GpPointF *ptf;
|
|
GpStatus status;
|
|
INT i, count;
|
|
|
|
TRACE("(%p, %.2f, %.2f, %.2f, %.2f, %.2f, %.2f)\n",
|
|
path, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
count = arc2polybezier(NULL, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
if(count == 0)
|
|
return Ok;
|
|
|
|
ptf = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!ptf)
|
|
return OutOfMemory;
|
|
|
|
arc2polybezier(ptf, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
status = GdipAddPathLine(path, (width - x)/2, (height - y)/2, ptf[0].X, ptf[0].Y);
|
|
if(status != Ok){
|
|
GdipFree(ptf);
|
|
return status;
|
|
}
|
|
/* one spline is already added as a line endpoint */
|
|
if(!lengthen_path(path, count - 1)){
|
|
GdipFree(ptf);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
memcpy(&(path->pathdata.Points[path->pathdata.Count]), &(ptf[1]),sizeof(GpPointF)*(count-1));
|
|
for(i = 0; i < count-1; i++)
|
|
path->pathdata.Types[path->pathdata.Count+i] = PathPointTypeBezier;
|
|
|
|
path->pathdata.Count += count-1;
|
|
|
|
GdipClosePathFigure(path);
|
|
|
|
GdipFree(ptf);
|
|
|
|
return status;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathPieI(GpPath *path, INT x, INT y, INT width, INT height,
|
|
REAL startAngle, REAL sweepAngle)
|
|
{
|
|
TRACE("(%p, %d, %d, %d, %d, %.2f, %.2f)\n",
|
|
path, x, y, width, height, startAngle, sweepAngle);
|
|
|
|
return GdipAddPathPieI(path, (REAL)x, (REAL)y, (REAL)width, (REAL)height, startAngle, sweepAngle);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathPolygon(GpPath *path, GDIPCONST GpPointF *points, INT count)
|
|
{
|
|
INT old_count;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, points, count);
|
|
|
|
if(!path || !points || count < 3)
|
|
return InvalidParameter;
|
|
|
|
if(!lengthen_path(path, count))
|
|
return OutOfMemory;
|
|
|
|
old_count = path->pathdata.Count;
|
|
|
|
memcpy(&path->pathdata.Points[old_count], points, count*sizeof(GpPointF));
|
|
memset(&path->pathdata.Types[old_count + 1], PathPointTypeLine, count - 1);
|
|
|
|
/* A polygon is an intrinsic figure */
|
|
path->pathdata.Types[old_count] = PathPointTypeStart;
|
|
path->pathdata.Types[old_count + count - 1] |= PathPointTypeCloseSubpath;
|
|
path->newfigure = TRUE;
|
|
path->pathdata.Count += count;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathPolygonI(GpPath *path, GDIPCONST GpPoint *points, INT count)
|
|
{
|
|
GpPointF *ptf;
|
|
GpStatus status;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, points, count);
|
|
|
|
if(!points || count < 3)
|
|
return InvalidParameter;
|
|
|
|
ptf = GdipAlloc(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;
|
|
}
|
|
|
|
status = GdipAddPathPolygon(path, ptf, count);
|
|
|
|
GdipFree(ptf);
|
|
|
|
return status;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipClonePath(GpPath* path, GpPath **clone)
|
|
{
|
|
TRACE("(%p, %p)\n", path, clone);
|
|
|
|
if(!path || !clone)
|
|
return InvalidParameter;
|
|
|
|
*clone = GdipAlloc(sizeof(GpPath));
|
|
if(!*clone) return OutOfMemory;
|
|
|
|
**clone = *path;
|
|
|
|
(*clone)->pathdata.Points = GdipAlloc(path->datalen * sizeof(PointF));
|
|
(*clone)->pathdata.Types = GdipAlloc(path->datalen);
|
|
if(!(*clone)->pathdata.Points || !(*clone)->pathdata.Types){
|
|
GdipFree(*clone);
|
|
GdipFree((*clone)->pathdata.Points);
|
|
GdipFree((*clone)->pathdata.Types);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
memcpy((*clone)->pathdata.Points, path->pathdata.Points,
|
|
path->datalen * sizeof(PointF));
|
|
memcpy((*clone)->pathdata.Types, path->pathdata.Types, path->datalen);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipClosePathFigure(GpPath* path)
|
|
{
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(path->pathdata.Count > 0){
|
|
path->pathdata.Types[path->pathdata.Count - 1] |= PathPointTypeCloseSubpath;
|
|
path->newfigure = TRUE;
|
|
}
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipClosePathFigures(GpPath* path)
|
|
{
|
|
INT i;
|
|
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
for(i = 1; i < path->pathdata.Count; i++){
|
|
if(path->pathdata.Types[i] == PathPointTypeStart)
|
|
path->pathdata.Types[i-1] |= PathPointTypeCloseSubpath;
|
|
}
|
|
|
|
path->newfigure = TRUE;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreatePath(GpFillMode fill, GpPath **path)
|
|
{
|
|
TRACE("(%d, %p)\n", fill, path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
*path = GdipAlloc(sizeof(GpPath));
|
|
if(!*path) return OutOfMemory;
|
|
|
|
(*path)->fill = fill;
|
|
(*path)->newfigure = TRUE;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreatePath2(GDIPCONST GpPointF* points,
|
|
GDIPCONST BYTE* types, INT count, GpFillMode fill, GpPath **path)
|
|
{
|
|
TRACE("(%p, %p, %d, %d, %p)\n", points, types, count, fill, path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
*path = GdipAlloc(sizeof(GpPath));
|
|
if(!*path) return OutOfMemory;
|
|
|
|
(*path)->pathdata.Points = GdipAlloc(count * sizeof(PointF));
|
|
(*path)->pathdata.Types = GdipAlloc(count);
|
|
|
|
if(!(*path)->pathdata.Points || !(*path)->pathdata.Types){
|
|
GdipFree((*path)->pathdata.Points);
|
|
GdipFree((*path)->pathdata.Types);
|
|
GdipFree(*path);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
memcpy((*path)->pathdata.Points, points, count * sizeof(PointF));
|
|
memcpy((*path)->pathdata.Types, types, count);
|
|
(*path)->pathdata.Count = count;
|
|
(*path)->datalen = count;
|
|
|
|
(*path)->fill = fill;
|
|
(*path)->newfigure = TRUE;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipCreatePath2I(GDIPCONST GpPoint* points,
|
|
GDIPCONST BYTE* types, INT count, GpFillMode fill, GpPath **path)
|
|
{
|
|
GpPointF *ptF;
|
|
GpStatus ret;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %d, %d, %p)\n", points, types, count, fill, path);
|
|
|
|
ptF = GdipAlloc(sizeof(GpPointF)*count);
|
|
|
|
for(i = 0;i < count; i++){
|
|
ptF[i].X = (REAL)points[i].X;
|
|
ptF[i].Y = (REAL)points[i].Y;
|
|
}
|
|
|
|
ret = GdipCreatePath2(ptF, types, count, fill, path);
|
|
|
|
GdipFree(ptF);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipDeletePath(GpPath *path)
|
|
{
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
GdipFree(path->pathdata.Points);
|
|
GdipFree(path->pathdata.Types);
|
|
GdipFree(path);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipFlattenPath(GpPath *path, GpMatrix* matrix, REAL flatness)
|
|
{
|
|
static int calls;
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(!(calls++))
|
|
FIXME("not implemented\n");
|
|
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathData(GpPath *path, GpPathData* pathData)
|
|
{
|
|
TRACE("(%p, %p)\n", path, pathData);
|
|
|
|
if(!path || !pathData)
|
|
return InvalidParameter;
|
|
|
|
/* Only copy data. pathData allocation/freeing controlled by wrapper class.
|
|
Assumed that pathData is enough wide to get all data - controlled by wrapper too. */
|
|
memcpy(pathData->Points, path->pathdata.Points, sizeof(PointF) * pathData->Count);
|
|
memcpy(pathData->Types , path->pathdata.Types , pathData->Count);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathFillMode(GpPath *path, GpFillMode *fillmode)
|
|
{
|
|
TRACE("(%p, %p)\n", path, fillmode);
|
|
|
|
if(!path || !fillmode)
|
|
return InvalidParameter;
|
|
|
|
*fillmode = path->fill;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathLastPoint(GpPath* path, GpPointF* lastPoint)
|
|
{
|
|
INT count;
|
|
|
|
TRACE("(%p, %p)\n", path, lastPoint);
|
|
|
|
if(!path || !lastPoint)
|
|
return InvalidParameter;
|
|
|
|
count = path->pathdata.Count;
|
|
if(count > 0)
|
|
*lastPoint = path->pathdata.Points[count-1];
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathPoints(GpPath *path, GpPointF* points, INT count)
|
|
{
|
|
TRACE("(%p, %p, %d)\n", path, points, count);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(count < path->pathdata.Count)
|
|
return InsufficientBuffer;
|
|
|
|
memcpy(points, path->pathdata.Points, path->pathdata.Count * sizeof(GpPointF));
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathPointsI(GpPath *path, GpPoint* points, INT count)
|
|
{
|
|
GpStatus ret;
|
|
GpPointF *ptf;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, points, count);
|
|
|
|
if(count <= 0)
|
|
return InvalidParameter;
|
|
|
|
ptf = GdipAlloc(sizeof(GpPointF)*count);
|
|
if(!ptf) return OutOfMemory;
|
|
|
|
ret = GdipGetPathPoints(path,ptf,count);
|
|
if(ret == Ok)
|
|
for(i = 0;i < count;i++){
|
|
points[i].X = roundr(ptf[i].X);
|
|
points[i].Y = roundr(ptf[i].Y);
|
|
};
|
|
GdipFree(ptf);
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathTypes(GpPath *path, BYTE* types, INT count)
|
|
{
|
|
TRACE("(%p, %p, %d)\n", path, types, count);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(count < path->pathdata.Count)
|
|
return InsufficientBuffer;
|
|
|
|
memcpy(types, path->pathdata.Types, path->pathdata.Count);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
/* Windows expands the bounding box to the maximum possible bounding box
|
|
* for a given pen. For example, if a line join can extend past the point
|
|
* it's joining by x units, the bounding box is extended by x units in every
|
|
* direction (even though this is too conservative for most cases). */
|
|
GpStatus WINGDIPAPI GdipGetPathWorldBounds(GpPath* path, GpRectF* bounds,
|
|
GDIPCONST GpMatrix *matrix, GDIPCONST GpPen *pen)
|
|
{
|
|
GpPointF * points, temp_pts[4];
|
|
INT count, i;
|
|
REAL path_width = 1.0, width, height, temp, low_x, low_y, high_x, high_y;
|
|
|
|
TRACE("(%p, %p, %p, %p)\n", path, bounds, matrix, pen);
|
|
|
|
/* Matrix and pen can be null. */
|
|
if(!path || !bounds)
|
|
return InvalidParameter;
|
|
|
|
/* If path is empty just return. */
|
|
count = path->pathdata.Count;
|
|
if(count == 0){
|
|
bounds->X = bounds->Y = bounds->Width = bounds->Height = 0.0;
|
|
return Ok;
|
|
}
|
|
|
|
points = path->pathdata.Points;
|
|
|
|
low_x = high_x = points[0].X;
|
|
low_y = high_y = points[0].Y;
|
|
|
|
for(i = 1; i < count; i++){
|
|
low_x = min(low_x, points[i].X);
|
|
low_y = min(low_y, points[i].Y);
|
|
high_x = max(high_x, points[i].X);
|
|
high_y = max(high_y, points[i].Y);
|
|
}
|
|
|
|
width = high_x - low_x;
|
|
height = high_y - low_y;
|
|
|
|
/* This looks unusual but it's the only way I can imitate windows. */
|
|
if(matrix){
|
|
temp_pts[0].X = low_x;
|
|
temp_pts[0].Y = low_y;
|
|
temp_pts[1].X = low_x;
|
|
temp_pts[1].Y = high_y;
|
|
temp_pts[2].X = high_x;
|
|
temp_pts[2].Y = high_y;
|
|
temp_pts[3].X = high_x;
|
|
temp_pts[3].Y = low_y;
|
|
|
|
GdipTransformMatrixPoints((GpMatrix*)matrix, temp_pts, 4);
|
|
low_x = temp_pts[0].X;
|
|
low_y = temp_pts[0].Y;
|
|
|
|
for(i = 1; i < 4; i++){
|
|
low_x = min(low_x, temp_pts[i].X);
|
|
low_y = min(low_y, temp_pts[i].Y);
|
|
}
|
|
|
|
temp = width;
|
|
width = height * fabs(matrix->matrix[2]) + width * fabs(matrix->matrix[0]);
|
|
height = height * fabs(matrix->matrix[3]) + temp * fabs(matrix->matrix[1]);
|
|
}
|
|
|
|
if(pen){
|
|
path_width = pen->width / 2.0;
|
|
|
|
if(count > 2)
|
|
path_width = max(path_width, pen->width * pen->miterlimit / 2.0);
|
|
/* FIXME: this should probably also check for the startcap */
|
|
if(pen->endcap & LineCapNoAnchor)
|
|
path_width = max(path_width, pen->width * 2.2);
|
|
|
|
low_x -= path_width;
|
|
low_y -= path_width;
|
|
width += 2.0 * path_width;
|
|
height += 2.0 * path_width;
|
|
}
|
|
|
|
bounds->X = low_x;
|
|
bounds->Y = low_y;
|
|
bounds->Width = width;
|
|
bounds->Height = height;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPathWorldBoundsI(GpPath* path, GpRect* bounds,
|
|
GDIPCONST GpMatrix *matrix, GDIPCONST GpPen *pen)
|
|
{
|
|
GpStatus ret;
|
|
GpRectF boundsF;
|
|
|
|
TRACE("(%p, %p, %p, %p)\n", path, bounds, matrix, pen);
|
|
|
|
ret = GdipGetPathWorldBounds(path,&boundsF,matrix,pen);
|
|
|
|
if(ret == Ok){
|
|
bounds->X = roundr(boundsF.X);
|
|
bounds->Y = roundr(boundsF.Y);
|
|
bounds->Width = roundr(boundsF.Width);
|
|
bounds->Height = roundr(boundsF.Height);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipGetPointCount(GpPath *path, INT *count)
|
|
{
|
|
TRACE("(%p, %p)\n", path, count);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
*count = path->pathdata.Count;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipReversePath(GpPath* path)
|
|
{
|
|
INT i, count;
|
|
INT start = 0; /* position in reversed path */
|
|
GpPathData revpath;
|
|
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
count = path->pathdata.Count;
|
|
|
|
if(count == 0) return Ok;
|
|
|
|
revpath.Points = GdipAlloc(sizeof(GpPointF)*count);
|
|
revpath.Types = GdipAlloc(sizeof(BYTE)*count);
|
|
revpath.Count = count;
|
|
if(!revpath.Points || !revpath.Types){
|
|
GdipFree(revpath.Points);
|
|
GdipFree(revpath.Types);
|
|
return OutOfMemory;
|
|
}
|
|
|
|
for(i = 0; i < count; i++){
|
|
|
|
/* find next start point */
|
|
if(path->pathdata.Types[count-i-1] == PathPointTypeStart){
|
|
INT j;
|
|
for(j = start; j <= i; j++){
|
|
revpath.Points[j] = path->pathdata.Points[count-j-1];
|
|
revpath.Types[j] = path->pathdata.Types[count-j-1];
|
|
}
|
|
/* mark start point */
|
|
revpath.Types[start] = PathPointTypeStart;
|
|
/* set 'figure' endpoint type */
|
|
if(i-start > 1){
|
|
revpath.Types[i] = path->pathdata.Types[count-start-1] & ~PathPointTypePathTypeMask;
|
|
revpath.Types[i] |= revpath.Types[i-1];
|
|
}
|
|
else
|
|
revpath.Types[i] = path->pathdata.Types[start];
|
|
|
|
start = i+1;
|
|
}
|
|
}
|
|
|
|
memcpy(path->pathdata.Points, revpath.Points, sizeof(GpPointF)*count);
|
|
memcpy(path->pathdata.Types, revpath.Types, sizeof(BYTE)*count);
|
|
|
|
GdipFree(revpath.Points);
|
|
GdipFree(revpath.Types);
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsOutlineVisiblePathPointI(GpPath* path, INT x, INT y,
|
|
GpPen *pen, GpGraphics *graphics, BOOL *result)
|
|
{
|
|
TRACE("(%p, %d, %d, %p, %p, %p)\n", path, x, y, pen, graphics, result);
|
|
|
|
return GdipIsOutlineVisiblePathPoint(path, x, y, pen, graphics, result);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsOutlineVisiblePathPoint(GpPath* path, REAL x, REAL y,
|
|
GpPen *pen, GpGraphics *graphics, BOOL *result)
|
|
{
|
|
static int calls;
|
|
|
|
if(!path || !pen)
|
|
return InvalidParameter;
|
|
|
|
if(!(calls++))
|
|
FIXME("not implemented\n");
|
|
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisiblePathPointI(GpPath* path, INT x, INT y, GpGraphics *graphics, BOOL *result)
|
|
{
|
|
TRACE("(%p, %d, %d, %p, %p)\n", path, x, y, graphics, result);
|
|
|
|
return GdipIsVisiblePathPoint(path, x, y, graphics, result);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipIsVisiblePathPoint(GpPath* path, REAL x, REAL y, GpGraphics *graphics, BOOL *result)
|
|
{
|
|
static int calls;
|
|
|
|
if(!path) return InvalidParameter;
|
|
|
|
if(!(calls++))
|
|
FIXME("not implemented\n");
|
|
|
|
return NotImplemented;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipStartPathFigure(GpPath *path)
|
|
{
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
path->newfigure = TRUE;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipResetPath(GpPath *path)
|
|
{
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
path->pathdata.Count = 0;
|
|
path->newfigure = TRUE;
|
|
path->fill = FillModeAlternate;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetPathFillMode(GpPath *path, GpFillMode fill)
|
|
{
|
|
TRACE("(%p, %d)\n", path, fill);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
path->fill = fill;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipTransformPath(GpPath *path, GpMatrix *matrix)
|
|
{
|
|
TRACE("(%p, %p)\n", path, matrix);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
if(path->pathdata.Count == 0)
|
|
return Ok;
|
|
|
|
return GdipTransformMatrixPoints(matrix, path->pathdata.Points,
|
|
path->pathdata.Count);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathRectangle(GpPath *path, REAL x, REAL y,
|
|
REAL width, REAL height)
|
|
{
|
|
GpPath *backup;
|
|
GpPointF ptf[2];
|
|
GpStatus retstat;
|
|
BOOL old_new;
|
|
|
|
TRACE("(%p, %.2f, %.2f, %.2f, %.2f)\n", path, x, y, width, height);
|
|
|
|
if(!path || width < 0.0 || height < 0.0)
|
|
return InvalidParameter;
|
|
|
|
/* make a backup copy of path data */
|
|
if((retstat = GdipClonePath(path, &backup)) != Ok)
|
|
return retstat;
|
|
|
|
/* rectangle should start as new path */
|
|
old_new = path->newfigure;
|
|
path->newfigure = TRUE;
|
|
if((retstat = GdipAddPathLine(path,x,y,x+width,y)) != Ok){
|
|
path->newfigure = old_new;
|
|
goto fail;
|
|
}
|
|
|
|
ptf[0].X = x+width;
|
|
ptf[0].Y = y+height;
|
|
ptf[1].X = x;
|
|
ptf[1].Y = y+height;
|
|
|
|
if((retstat = GdipAddPathLine2(path, ptf, 2)) != Ok) goto fail;
|
|
path->pathdata.Types[path->pathdata.Count-1] |= PathPointTypeCloseSubpath;
|
|
|
|
/* free backup */
|
|
GdipDeletePath(backup);
|
|
return Ok;
|
|
|
|
fail:
|
|
/* reverting */
|
|
GdipDeletePath(path);
|
|
GdipClonePath(backup, &path);
|
|
GdipDeletePath(backup);
|
|
|
|
return retstat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathRectangleI(GpPath *path, INT x, INT y,
|
|
INT width, INT height)
|
|
{
|
|
TRACE("(%p, %d, %d, %d, %d)\n", path, x, y, width, height);
|
|
|
|
return GdipAddPathRectangle(path,(REAL)x,(REAL)y,(REAL)width,(REAL)height);
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathRectangles(GpPath *path, GDIPCONST GpRectF *rects, INT count)
|
|
{
|
|
GpPath *backup;
|
|
GpStatus retstat;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, rects, count);
|
|
|
|
/* count == 0 - verified condition */
|
|
if(!path || !rects || count == 0)
|
|
return InvalidParameter;
|
|
|
|
if(count < 0)
|
|
return OutOfMemory;
|
|
|
|
/* make a backup copy */
|
|
if((retstat = GdipClonePath(path, &backup)) != Ok)
|
|
return retstat;
|
|
|
|
for(i = 0; i < count; i++){
|
|
if((retstat = GdipAddPathRectangle(path,rects[i].X,rects[i].Y,rects[i].Width,rects[i].Height)) != Ok)
|
|
goto fail;
|
|
}
|
|
|
|
/* free backup */
|
|
GdipDeletePath(backup);
|
|
return Ok;
|
|
|
|
fail:
|
|
/* reverting */
|
|
GdipDeletePath(path);
|
|
GdipClonePath(backup, &path);
|
|
GdipDeletePath(backup);
|
|
|
|
return retstat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipAddPathRectanglesI(GpPath *path, GDIPCONST GpRect *rects, INT count)
|
|
{
|
|
GpRectF *rectsF;
|
|
GpStatus retstat;
|
|
INT i;
|
|
|
|
TRACE("(%p, %p, %d)\n", path, rects, count);
|
|
|
|
if(!rects || count == 0)
|
|
return InvalidParameter;
|
|
|
|
if(count < 0)
|
|
return OutOfMemory;
|
|
|
|
rectsF = GdipAlloc(sizeof(GpRectF)*count);
|
|
|
|
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;
|
|
}
|
|
|
|
retstat = GdipAddPathRectangles(path, rectsF, count);
|
|
GdipFree(rectsF);
|
|
|
|
return retstat;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipSetPathMarker(GpPath* path)
|
|
{
|
|
INT count;
|
|
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
count = path->pathdata.Count;
|
|
|
|
/* set marker flag */
|
|
if(count > 0)
|
|
path->pathdata.Types[count-1] |= PathPointTypePathMarker;
|
|
|
|
return Ok;
|
|
}
|
|
|
|
GpStatus WINGDIPAPI GdipClearPathMarkers(GpPath* path)
|
|
{
|
|
INT count;
|
|
INT i;
|
|
|
|
TRACE("(%p)\n", path);
|
|
|
|
if(!path)
|
|
return InvalidParameter;
|
|
|
|
count = path->pathdata.Count;
|
|
|
|
for(i = 0; i < count - 1; i++){
|
|
path->pathdata.Types[i] &= ~PathPointTypePathMarker;
|
|
}
|
|
|
|
return Ok;
|
|
}
|