2 * Copyright (C) 2007 Google (Evan Stade)
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
32 #include "gdiplus_private.h"
33 #include "wine/debug.h"
35 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
37 GpStatus WINGDIPAPI GdipCloneBrush(GpBrush *brush, GpBrush **clone)
40 return InvalidParameter;
43 case BrushTypeSolidColor:
44 *clone = GdipAlloc(sizeof(GpSolidFill));
45 if (!*clone) return OutOfMemory;
47 memcpy(*clone, brush, sizeof(GpSolidFill));
49 (*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
51 case BrushTypePathGradient:{
52 GpPathGradient *src, *dest;
55 *clone = GdipAlloc(sizeof(GpPathGradient));
56 if (!*clone) return OutOfMemory;
58 src = (GpPathGradient*) brush,
59 dest = (GpPathGradient*) *clone;
60 count = src->pathdata.Count;
62 memcpy(dest, src, sizeof(GpPathGradient));
64 dest->pathdata.Count = count;
65 dest->pathdata.Points = GdipAlloc(count * sizeof(PointF));
66 dest->pathdata.Types = GdipAlloc(count);
68 if(!dest->pathdata.Points || !dest->pathdata.Types){
69 GdipFree(dest->pathdata.Points);
70 GdipFree(dest->pathdata.Types);
75 memcpy(dest->pathdata.Points, src->pathdata.Points, count * sizeof(PointF));
76 memcpy(dest->pathdata.Types, src->pathdata.Types, count);
80 case BrushTypeLinearGradient:
81 *clone = GdipAlloc(sizeof(GpLineGradient));
82 if(!*clone) return OutOfMemory;
84 memcpy(*clone, brush, sizeof(GpLineGradient));
86 (*clone)->gdibrush = CreateSolidBrush((*clone)->lb.lbColor);
88 case BrushTypeTextureFill:
89 *clone = GdipAlloc(sizeof(GpTexture));
90 if(!*clone) return OutOfMemory;
92 memcpy(*clone, brush, sizeof(GpTexture));
94 (*clone)->gdibrush = CreateBrushIndirect(&(*clone)->lb);
97 ERR("not implemented for brush type %d\n", brush->bt);
98 return NotImplemented;
104 GpStatus WINGDIPAPI GdipCreateLineBrush(GDIPCONST GpPointF* startpoint,
105 GDIPCONST GpPointF* endpoint, ARGB startcolor, ARGB endcolor,
106 GpWrapMode wrap, GpLineGradient **line)
108 COLORREF col = ARGB2COLORREF(startcolor);
110 if(!line || !startpoint || !endpoint || wrap == WrapModeClamp)
111 return InvalidParameter;
113 *line = GdipAlloc(sizeof(GpLineGradient));
114 if(!*line) return OutOfMemory;
116 (*line)->brush.lb.lbStyle = BS_SOLID;
117 (*line)->brush.lb.lbColor = col;
118 (*line)->brush.lb.lbHatch = 0;
119 (*line)->brush.gdibrush = CreateSolidBrush(col);
120 (*line)->brush.bt = BrushTypeLinearGradient;
122 (*line)->startpoint.X = startpoint->X;
123 (*line)->startpoint.Y = startpoint->Y;
124 (*line)->endpoint.X = endpoint->X;
125 (*line)->endpoint.Y = endpoint->Y;
126 (*line)->startcolor = startcolor;
127 (*line)->endcolor = endcolor;
128 (*line)->wrap = wrap;
129 (*line)->gamma = FALSE;
134 GpStatus WINGDIPAPI GdipCreateLineBrushI(GDIPCONST GpPoint* startpoint,
135 GDIPCONST GpPoint* endpoint, ARGB startcolor, ARGB endcolor,
136 GpWrapMode wrap, GpLineGradient **line)
141 if(!startpoint || !endpoint)
142 return InvalidParameter;
144 stF.X = (REAL)startpoint->X;
145 stF.Y = (REAL)startpoint->Y;
146 endF.X = (REAL)endpoint->X;
147 endF.X = (REAL)endpoint->Y;
149 return GdipCreateLineBrush(&stF, &endF, startcolor, endcolor, wrap, line);
152 GpStatus WINGDIPAPI GdipCreateLineBrushFromRect(GDIPCONST GpRectF* rect,
153 ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
154 GpLineGradient **line)
159 return InvalidParameter;
163 end.X = rect->X + rect->Width;
164 end.Y = rect->Y + rect->Height;
166 return GdipCreateLineBrush(&start, &end, startcolor, endcolor, wrap, line);
169 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectI(GDIPCONST GpRect* rect,
170 ARGB startcolor, ARGB endcolor, LinearGradientMode mode, GpWrapMode wrap,
171 GpLineGradient **line)
175 rectF.X = (REAL) rect->X;
176 rectF.Y = (REAL) rect->Y;
177 rectF.Width = (REAL) rect->Width;
178 rectF.Height = (REAL) rect->Height;
180 return GdipCreateLineBrushFromRect(&rectF, startcolor, endcolor, mode, wrap, line);
183 /* FIXME: angle value completely ignored. Don't know how to use it since native
184 always set Brush rectangle to rect (independetly of this angle).
185 Maybe it's used only on drawing. */
186 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngle(GDIPCONST GpRectF* rect,
187 ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
188 GpLineGradient **line)
190 return GdipCreateLineBrushFromRect(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
194 GpStatus WINGDIPAPI GdipCreateLineBrushFromRectWithAngleI(GDIPCONST GpRect* rect,
195 ARGB startcolor, ARGB endcolor, REAL angle, BOOL isAngleScalable, GpWrapMode wrap,
196 GpLineGradient **line)
198 return GdipCreateLineBrushFromRectI(rect, startcolor, endcolor, LinearGradientModeForwardDiagonal,
202 GpStatus WINGDIPAPI GdipCreatePathGradient(GDIPCONST GpPointF* points,
203 INT count, GpWrapMode wrap, GpPathGradient **grad)
205 COLORREF col = ARGB2COLORREF(0xffffffff);
208 return InvalidParameter;
213 *grad = GdipAlloc(sizeof(GpPathGradient));
214 if (!*grad) return OutOfMemory;
216 (*grad)->pathdata.Count = count;
217 (*grad)->pathdata.Points = GdipAlloc(count * sizeof(PointF));
218 (*grad)->pathdata.Types = GdipAlloc(count);
220 if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
221 GdipFree((*grad)->pathdata.Points);
222 GdipFree((*grad)->pathdata.Types);
227 memcpy((*grad)->pathdata.Points, points, count * sizeof(PointF));
228 memset((*grad)->pathdata.Types, PathPointTypeLine, count);
230 (*grad)->brush.lb.lbStyle = BS_SOLID;
231 (*grad)->brush.lb.lbColor = col;
232 (*grad)->brush.lb.lbHatch = 0;
234 (*grad)->brush.gdibrush = CreateSolidBrush(col);
235 (*grad)->brush.bt = BrushTypePathGradient;
236 (*grad)->centercolor = 0xffffffff;
237 (*grad)->wrap = wrap;
238 (*grad)->gamma = FALSE;
239 (*grad)->center.X = 0.0;
240 (*grad)->center.Y = 0.0;
241 (*grad)->focus.X = 0.0;
242 (*grad)->focus.Y = 0.0;
247 GpStatus WINGDIPAPI GdipCreatePathGradientI(GDIPCONST GpPoint* points,
248 INT count, GpWrapMode wrap, GpPathGradient **grad)
255 return InvalidParameter;
260 pointsF = GdipAlloc(sizeof(GpPointF) * count);
264 for(i = 0; i < count; i++){
265 pointsF[i].X = (REAL)points[i].X;
266 pointsF[i].Y = (REAL)points[i].Y;
269 ret = GdipCreatePathGradient(pointsF, count, wrap, grad);
275 /* FIXME: path gradient brushes not truly supported (drawn as solid brushes) */
276 GpStatus WINGDIPAPI GdipCreatePathGradientFromPath(GDIPCONST GpPath* path,
277 GpPathGradient **grad)
279 COLORREF col = ARGB2COLORREF(0xffffffff);
282 return InvalidParameter;
284 *grad = GdipAlloc(sizeof(GpPathGradient));
285 if (!*grad) return OutOfMemory;
287 (*grad)->pathdata.Count = path->pathdata.Count;
288 (*grad)->pathdata.Points = GdipAlloc(path->pathdata.Count * sizeof(PointF));
289 (*grad)->pathdata.Types = GdipAlloc(path->pathdata.Count);
291 if(!(*grad)->pathdata.Points || !(*grad)->pathdata.Types){
292 GdipFree((*grad)->pathdata.Points);
293 GdipFree((*grad)->pathdata.Types);
298 memcpy((*grad)->pathdata.Points, path->pathdata.Points,
299 path->pathdata.Count * sizeof(PointF));
300 memcpy((*grad)->pathdata.Types, path->pathdata.Types, path->pathdata.Count);
302 (*grad)->brush.lb.lbStyle = BS_SOLID;
303 (*grad)->brush.lb.lbColor = col;
304 (*grad)->brush.lb.lbHatch = 0;
306 (*grad)->brush.gdibrush = CreateSolidBrush(col);
307 (*grad)->brush.bt = BrushTypePathGradient;
308 (*grad)->centercolor = 0xffffffff;
309 (*grad)->wrap = WrapModeClamp;
310 (*grad)->gamma = FALSE;
311 /* FIXME: this should be set to the "centroid" of the path by default */
312 (*grad)->center.X = 0.0;
313 (*grad)->center.Y = 0.0;
314 (*grad)->focus.X = 0.0;
315 (*grad)->focus.Y = 0.0;
320 GpStatus WINGDIPAPI GdipCreateSolidFill(ARGB color, GpSolidFill **sf)
322 COLORREF col = ARGB2COLORREF(color);
324 if(!sf) return InvalidParameter;
326 *sf = GdipAlloc(sizeof(GpSolidFill));
327 if (!*sf) return OutOfMemory;
329 (*sf)->brush.lb.lbStyle = BS_SOLID;
330 (*sf)->brush.lb.lbColor = col;
331 (*sf)->brush.lb.lbHatch = 0;
333 (*sf)->brush.gdibrush = CreateSolidBrush(col);
334 (*sf)->brush.bt = BrushTypeSolidColor;
335 (*sf)->color = color;
340 /* FIXME: imageattr ignored */
341 GpStatus WINGDIPAPI GdipCreateTextureIA(GpImage *image,
342 GDIPCONST GpImageAttributes *imageattr, REAL x, REAL y, REAL width,
343 REAL height, GpTexture **texture)
349 BITMAPINFOHEADER *bmih;
350 INT n_x, n_y, n_width, n_height, abs_height, stride, image_stride, i, bytespp;
352 BYTE *dibits, *buff, *textbits;
354 if(!image || !texture || x < 0.0 || y < 0.0 || width < 0.0 || height < 0.0)
355 return InvalidParameter;
357 if(image->type != ImageTypeBitmap){
358 FIXME("not implemented for image type %d\n", image->type);
359 return NotImplemented;
364 n_width = roundr(width);
365 n_height = roundr(height);
367 if(n_x + n_width > ((GpBitmap*)image)->width ||
368 n_y + n_height > ((GpBitmap*)image)->height)
369 return InvalidParameter;
371 IPicture_get_Handle(image->picture, &hbm);
372 if(!hbm) return GenericError;
373 IPicture_get_CurDC(image->picture, &hdc);
374 bm_is_selected = (hdc != 0);
376 bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
377 bmi.bmiHeader.biBitCount = 0;
380 hdc = CreateCompatibleDC(0);
381 old = SelectObject(hdc, (HBITMAP)hbm);
385 GetDIBits(hdc, (HBITMAP)hbm, 0, 0, NULL, &bmi, DIB_RGB_COLORS);
387 bytespp = bmi.bmiHeader.biBitCount / 8;
388 abs_height = abs(bmi.bmiHeader.biHeight);
390 if(n_x > bmi.bmiHeader.biWidth || n_x + n_width > bmi.bmiHeader.biWidth ||
391 n_y > abs_height || n_y + n_height > abs_height)
392 return InvalidParameter;
394 dibits = GdipAlloc(bmi.bmiHeader.biSizeImage);
396 if(dibits) /* this is not a good place to error out */
397 GetDIBits(hdc, (HBITMAP)hbm, 0, abs_height, dibits, &bmi, DIB_RGB_COLORS);
400 SelectObject(hdc, old);
407 image_stride = (bmi.bmiHeader.biWidth * bytespp + 3) & ~3;
408 stride = (n_width * bytespp + 3) & ~3;
409 buff = GdipAlloc(sizeof(BITMAPINFOHEADER) + stride * n_height);
415 bmih = (BITMAPINFOHEADER*)buff;
416 textbits = (BYTE*) (bmih + 1);
417 bmih->biSize = sizeof(BITMAPINFOHEADER);
418 bmih->biWidth = n_width;
419 bmih->biHeight = n_height;
420 bmih->biCompression = BI_RGB;
421 bmih->biSizeImage = stride * n_height;
422 bmih->biBitCount = bmi.bmiHeader.biBitCount;
426 /* image is flipped */
427 if(bmi.bmiHeader.biHeight > 0){
428 dibits += bmi.bmiHeader.biSizeImage;
430 textbits += stride * (n_height - 1);
434 for(i = 0; i < n_height; i++)
435 memcpy(&textbits[i * stride],
436 &dibits[n_x * bytespp + (n_y + i) * image_stride],
439 *texture = GdipAlloc(sizeof(GpTexture));
440 if (!*texture) return OutOfMemory;
442 (*texture)->brush.lb.lbStyle = BS_DIBPATTERNPT;
443 (*texture)->brush.lb.lbColor = DIB_RGB_COLORS;
444 (*texture)->brush.lb.lbHatch = (ULONG_PTR)buff;
446 (*texture)->brush.gdibrush = CreateBrushIndirect(&(*texture)->brush.lb);
447 (*texture)->brush.bt = BrushTypeTextureFill;
455 GpStatus WINGDIPAPI GdipCreateTextureIAI(GpImage *image, GDIPCONST GpImageAttributes *imageattr,
456 INT x, INT y, INT width, INT height, GpTexture **texture)
458 return GdipCreateTextureIA(image,imageattr,(REAL)x,(REAL)y,(REAL)width,(REAL)height,texture);
461 GpStatus WINGDIPAPI GdipGetBrushType(GpBrush *brush, GpBrushType *type)
463 if(!brush || !type) return InvalidParameter;
470 GpStatus WINGDIPAPI GdipDeleteBrush(GpBrush *brush)
472 if(!brush) return InvalidParameter;
476 case BrushTypePathGradient:
477 GdipFree(((GpPathGradient*) brush)->pathdata.Points);
478 GdipFree(((GpPathGradient*) brush)->pathdata.Types);
480 case BrushTypeSolidColor:
481 case BrushTypeLinearGradient:
482 case BrushTypeTextureFill:
487 DeleteObject(brush->gdibrush);
493 GpStatus WINGDIPAPI GdipGetLineGammaCorrection(GpLineGradient *line,
497 return InvalidParameter;
499 *usinggamma = line->gamma;
504 GpStatus WINGDIPAPI GdipGetLineWrapMode(GpLineGradient *brush, GpWrapMode *wrapmode)
506 if(!brush || !wrapmode)
507 return InvalidParameter;
509 *wrapmode = brush->wrap;
514 GpStatus WINGDIPAPI GdipGetPathGradientCenterPoint(GpPathGradient *grad,
518 return InvalidParameter;
520 point->X = grad->center.X;
521 point->Y = grad->center.Y;
526 GpStatus WINGDIPAPI GdipGetPathGradientCenterPointI(GpPathGradient *grad,
533 return InvalidParameter;
535 ret = GdipGetPathGradientCenterPoint(grad,&ptf);
538 point->X = roundr(ptf.X);
539 point->Y = roundr(ptf.Y);
545 GpStatus WINGDIPAPI GdipGetPathGradientFocusScales(GpPathGradient *grad,
548 if(!grad || !x || !y)
549 return InvalidParameter;
557 GpStatus WINGDIPAPI GdipGetPathGradientGammaCorrection(GpPathGradient *grad,
561 return InvalidParameter;
563 *gamma = grad->gamma;
568 GpStatus WINGDIPAPI GdipGetPathGradientPointCount(GpPathGradient *grad,
572 return InvalidParameter;
574 *count = grad->pathdata.Count;
579 GpStatus WINGDIPAPI GdipGetPathGradientSurroundColorsWithCount(GpPathGradient
580 *grad, ARGB *argb, INT *count)
584 if(!grad || !argb || !count || (*count < grad->pathdata.Count))
585 return InvalidParameter;
588 FIXME("not implemented\n");
590 return NotImplemented;
593 GpStatus WINGDIPAPI GdipGetPathGradientWrapMode(GpPathGradient *brush,
594 GpWrapMode *wrapmode)
596 if(!brush || !wrapmode)
597 return InvalidParameter;
599 *wrapmode = brush->wrap;
604 GpStatus WINGDIPAPI GdipGetSolidFillColor(GpSolidFill *sf, ARGB *argb)
607 return InvalidParameter;
614 GpStatus WINGDIPAPI GdipSetLineBlend(GpLineGradient *brush,
615 GDIPCONST REAL *blend, GDIPCONST REAL* positions, INT count)
619 if(!brush || !blend || !positions || count <= 0)
620 return InvalidParameter;
623 FIXME("not implemented\n");
628 GpStatus WINGDIPAPI GdipSetLineGammaCorrection(GpLineGradient *line,
632 return InvalidParameter;
634 line->gamma = usegamma;
639 GpStatus WINGDIPAPI GdipSetLineSigmaBlend(GpLineGradient *line, REAL focus,
644 if(!line || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
645 return InvalidParameter;
648 FIXME("not implemented\n");
650 return NotImplemented;
653 GpStatus WINGDIPAPI GdipSetLineWrapMode(GpLineGradient *line,
656 if(!line || wrap == WrapModeClamp)
657 return InvalidParameter;
664 GpStatus WINGDIPAPI GdipSetPathGradientCenterColor(GpPathGradient *grad,
668 return InvalidParameter;
670 grad->centercolor = argb;
671 grad->brush.lb.lbColor = ARGB2COLORREF(argb);
673 DeleteObject(grad->brush.gdibrush);
674 grad->brush.gdibrush = CreateSolidBrush(grad->brush.lb.lbColor);
679 GpStatus WINGDIPAPI GdipSetPathGradientCenterPoint(GpPathGradient *grad,
683 return InvalidParameter;
685 grad->center.X = point->X;
686 grad->center.Y = point->Y;
691 GpStatus WINGDIPAPI GdipSetPathGradientCenterPointI(GpPathGradient *grad,
697 return InvalidParameter;
699 ptf.X = (REAL)point->X;
700 ptf.Y = (REAL)point->Y;
702 return GdipSetPathGradientCenterPoint(grad,&ptf);
705 GpStatus WINGDIPAPI GdipSetPathGradientFocusScales(GpPathGradient *grad,
709 return InvalidParameter;
717 GpStatus WINGDIPAPI GdipSetPathGradientGammaCorrection(GpPathGradient *grad,
721 return InvalidParameter;
728 GpStatus WINGDIPAPI GdipSetPathGradientSigmaBlend(GpPathGradient *grad,
729 REAL focus, REAL scale)
733 if(!grad || focus < 0.0 || focus > 1.0 || scale < 0.0 || scale > 1.0)
734 return InvalidParameter;
737 FIXME("not implemented\n");
739 return NotImplemented;
742 GpStatus WINGDIPAPI GdipSetPathGradientSurroundColorsWithCount(GpPathGradient
743 *grad, ARGB *argb, INT *count)
747 if(!grad || !argb || !count || (*count <= 0) ||
748 (*count > grad->pathdata.Count))
749 return InvalidParameter;
752 FIXME("not implemented\n");
754 return NotImplemented;
757 GpStatus WINGDIPAPI GdipSetPathGradientWrapMode(GpPathGradient *grad,
761 return InvalidParameter;
768 GpStatus WINGDIPAPI GdipSetSolidFillColor(GpSolidFill *sf, ARGB argb)
771 return InvalidParameter;
774 sf->brush.lb.lbColor = ARGB2COLORREF(argb);
776 DeleteObject(sf->brush.gdibrush);
777 sf->brush.gdibrush = CreateSolidBrush(sf->brush.lb.lbColor);
782 GpStatus WINGDIPAPI GdipSetTextureTransform(GpTexture *texture,
783 GDIPCONST GpMatrix *matrix)
787 if(!texture || !matrix)
788 return InvalidParameter;
791 FIXME("not implemented\n");
796 GpStatus WINGDIPAPI GdipSetLineColors(GpLineGradient *brush, ARGB color1,
800 return InvalidParameter;
802 brush->startcolor = color1;
803 brush->endcolor = color2;
808 GpStatus WINGDIPAPI GdipGetLineColors(GpLineGradient *brush, ARGB *colors)
810 if(!brush || !colors)
811 return InvalidParameter;
813 colors[0] = brush->startcolor;
814 colors[1] = brush->endcolor;
819 GpStatus WINGDIPAPI GdipSetLineLinearBlend(GpLineGradient *brush, REAL focus,
825 FIXME("not implemented\n");
827 return NotImplemented;
830 GpStatus WINGDIPAPI GdipSetLinePresetBlend(GpLineGradient *brush,
831 GDIPCONST ARGB *blend, GDIPCONST REAL* positions, INT count)
836 FIXME("not implemented\n");
838 return NotImplemented;
841 GpStatus WINGDIPAPI GdipSetLineTransform(GpLineGradient *brush,
842 GDIPCONST GpMatrix *matrix)
847 FIXME("not implemented\n");
849 return NotImplemented;
852 GpStatus WINGDIPAPI GdipGetLineRect(GpLineGradient *brush, GpRectF *rect)
855 return InvalidParameter;
857 rect->X = (brush->startpoint.X < brush->endpoint.X ? brush->startpoint.X: brush->endpoint.X);
858 rect->Y = (brush->startpoint.Y < brush->endpoint.Y ? brush->startpoint.Y: brush->endpoint.Y);
860 rect->Width = fabs(brush->startpoint.X - brush->endpoint.X);
861 rect->Height = fabs(brush->startpoint.Y - brush->endpoint.Y);
866 GpStatus WINGDIPAPI GdipGetLineRectI(GpLineGradient *brush, GpRect *rect)
872 return InvalidParameter;
874 ret = GdipGetLineRect(brush, &rectF);
877 rect->X = roundr(rectF.X);
878 rect->Y = roundr(rectF.Y);
879 rect->Width = roundr(rectF.Width);
880 rect->Height = roundr(rectF.Height);