- Sync gdiplus with Wine head
[reactos.git] / reactos / dll / win32 / gdiplus / pen.c
1 /*
2 * Copyright (C) 2007 Google (Evan Stade)
3 *
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.
8 *
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.
13 *
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
17 */
18
19 #include <stdarg.h>
20
21 #include "windef.h"
22 #include "winbase.h"
23 #include "wingdi.h"
24
25 #include "objbase.h"
26
27 #include "gdiplus.h"
28 #include "gdiplus_private.h"
29 #include "wine/debug.h"
30
31 WINE_DEFAULT_DEBUG_CHANNEL(gdiplus);
32
33 static DWORD gdip_to_gdi_dash(GpDashStyle dash)
34 {
35 switch(dash){
36 case DashStyleSolid:
37 return PS_SOLID;
38 case DashStyleDash:
39 return PS_DASH;
40 case DashStyleDot:
41 return PS_DOT;
42 case DashStyleDashDot:
43 return PS_DASHDOT;
44 case DashStyleDashDotDot:
45 return PS_DASHDOTDOT;
46 case DashStyleCustom:
47 return PS_USERSTYLE;
48 default:
49 ERR("Not a member of GpDashStyle enumeration\n");
50 return 0;
51 }
52 }
53
54 static DWORD gdip_to_gdi_join(GpLineJoin join)
55 {
56 switch(join){
57 case LineJoinRound:
58 return PS_JOIN_ROUND;
59 case LineJoinBevel:
60 return PS_JOIN_BEVEL;
61 case LineJoinMiter:
62 case LineJoinMiterClipped:
63 return PS_JOIN_MITER;
64 default:
65 ERR("Not a member of GpLineJoin enumeration\n");
66 return 0;
67 }
68 }
69
70 static GpPenType bt_to_pt(GpBrushType bt)
71 {
72 switch(bt){
73 case BrushTypeSolidColor:
74 return PenTypeSolidColor;
75 case BrushTypeHatchFill:
76 return PenTypeHatchFill;
77 case BrushTypeTextureFill:
78 return PenTypeTextureFill;
79 case BrushTypePathGradient:
80 return PenTypePathGradient;
81 case BrushTypeLinearGradient:
82 return PenTypeLinearGradient;
83 default:
84 return PenTypeUnknown;
85 }
86 }
87
88 GpStatus WINGDIPAPI GdipClonePen(GpPen *pen, GpPen **clonepen)
89 {
90 TRACE("(%p, %p)\n", pen, clonepen);
91
92 if(!pen || !clonepen)
93 return InvalidParameter;
94
95 *clonepen = GdipAlloc(sizeof(GpPen));
96 if(!*clonepen) return OutOfMemory;
97
98 **clonepen = *pen;
99
100 GdipCloneCustomLineCap(pen->customstart, &(*clonepen)->customstart);
101 GdipCloneCustomLineCap(pen->customend, &(*clonepen)->customend);
102 GdipCloneBrush(pen->brush, &(*clonepen)->brush);
103
104 return Ok;
105 }
106
107 GpStatus WINGDIPAPI GdipCreatePen1(ARGB color, REAL width, GpUnit unit,
108 GpPen **pen)
109 {
110 GpBrush *brush;
111 GpStatus status;
112
113 TRACE("(%x, %.2f, %d, %p)\n", color, width, unit, pen);
114
115 GdipCreateSolidFill(color, (GpSolidFill **)(&brush));
116 status = GdipCreatePen2(brush, width, unit, pen);
117 GdipDeleteBrush(brush);
118 return status;
119 }
120
121 GpStatus WINGDIPAPI GdipCreatePen2(GpBrush *brush, REAL width, GpUnit unit,
122 GpPen **pen)
123 {
124 GpPen *gp_pen;
125 GpBrush *clone_brush;
126
127 TRACE("(%p, %.2f, %d, %p)\n", brush, width, unit, pen);
128
129 if(!pen || !brush)
130 return InvalidParameter;
131
132 gp_pen = GdipAlloc(sizeof(GpPen));
133 if(!gp_pen) return OutOfMemory;
134
135 gp_pen->style = GP_DEFAULT_PENSTYLE;
136 gp_pen->width = width;
137 gp_pen->unit = unit;
138 gp_pen->endcap = LineCapFlat;
139 gp_pen->join = LineJoinMiter;
140 gp_pen->miterlimit = 10.0;
141 gp_pen->dash = DashStyleSolid;
142 gp_pen->offset = 0.0;
143 gp_pen->customstart = NULL;
144 gp_pen->customend = NULL;
145
146 if(!((gp_pen->unit == UnitWorld) || (gp_pen->unit == UnitPixel))) {
147 FIXME("UnitWorld, UnitPixel only supported units\n");
148 GdipFree(gp_pen);
149 return NotImplemented;
150 }
151
152 GdipCloneBrush(brush, &clone_brush);
153 gp_pen->brush = clone_brush;
154
155 *pen = gp_pen;
156
157 return Ok;
158 }
159
160 GpStatus WINGDIPAPI GdipDeletePen(GpPen *pen)
161 {
162 TRACE("(%p)\n", pen);
163
164 if(!pen) return InvalidParameter;
165
166 GdipDeleteBrush(pen->brush);
167 GdipDeleteCustomLineCap(pen->customstart);
168 GdipDeleteCustomLineCap(pen->customend);
169 GdipFree(pen->dashes);
170 GdipFree(pen);
171
172 return Ok;
173 }
174
175 GpStatus WINGDIPAPI GdipGetPenBrushFill(GpPen *pen, GpBrush **brush)
176 {
177 TRACE("(%p, %p)\n", pen, brush);
178
179 if(!pen || !brush)
180 return InvalidParameter;
181
182 return GdipCloneBrush(pen->brush, brush);
183 }
184
185 GpStatus WINGDIPAPI GdipGetPenColor(GpPen *pen, ARGB *argb)
186 {
187 TRACE("(%p, %p)\n", pen, argb);
188
189 if(!pen || !argb)
190 return InvalidParameter;
191
192 if(pen->brush->bt != BrushTypeSolidColor)
193 return NotImplemented;
194
195 return GdipGetSolidFillColor(((GpSolidFill*)pen->brush), argb);
196 }
197
198 GpStatus WINGDIPAPI GdipGetPenCustomEndCap(GpPen *pen, GpCustomLineCap** customCap)
199 {
200 TRACE("(%p, %p)\n", pen, customCap);
201
202 if(!pen || !customCap)
203 return InvalidParameter;
204
205 if(!pen->customend){
206 *customCap = NULL;
207 return Ok;
208 }
209
210 return GdipCloneCustomLineCap(pen->customend, customCap);
211 }
212
213 GpStatus WINGDIPAPI GdipGetPenCustomStartCap(GpPen *pen, GpCustomLineCap** customCap)
214 {
215 TRACE("(%p, %p)\n", pen, customCap);
216
217 if(!pen || !customCap)
218 return InvalidParameter;
219
220 if(!pen->customstart){
221 *customCap = NULL;
222 return Ok;
223 }
224
225 return GdipCloneCustomLineCap(pen->customstart, customCap);
226 }
227
228 GpStatus WINGDIPAPI GdipGetPenDashArray(GpPen *pen, REAL *dash, INT count)
229 {
230 TRACE("(%p, %p, %d)\n", pen, dash, count);
231
232 if(!pen || !dash || count > pen->numdashes)
233 return InvalidParameter;
234
235 /* note: if you pass a negative value for count, it crashes native gdiplus. */
236 if(count < 0)
237 return GenericError;
238
239 memcpy(dash, pen->dashes, count * sizeof(REAL));
240
241 return Ok;
242 }
243
244 GpStatus WINGDIPAPI GdipGetPenDashCap197819(GpPen *pen, GpDashCap *dashCap)
245 {
246 TRACE("(%p, %p)\n", pen, dashCap);
247
248 if(!pen || !dashCap)
249 return InvalidParameter;
250
251 *dashCap = pen->dashcap;
252
253 return Ok;
254 }
255
256 GpStatus WINGDIPAPI GdipGetPenDashCount(GpPen *pen, INT *count)
257 {
258 TRACE("(%p, %p)\n", pen, count);
259
260 if(!pen || !count)
261 return InvalidParameter;
262
263 *count = pen->numdashes;
264
265 return Ok;
266 }
267
268 GpStatus WINGDIPAPI GdipGetPenDashOffset(GpPen *pen, REAL *offset)
269 {
270 TRACE("(%p, %p)\n", pen, offset);
271
272 if(!pen || !offset)
273 return InvalidParameter;
274
275 *offset = pen->offset;
276
277 return Ok;
278 }
279
280 GpStatus WINGDIPAPI GdipGetPenDashStyle(GpPen *pen, GpDashStyle *dash)
281 {
282 TRACE("(%p, %p)\n", pen, dash);
283
284 if(!pen || !dash)
285 return InvalidParameter;
286
287 *dash = pen->dash;
288
289 return Ok;
290 }
291
292 GpStatus WINGDIPAPI GdipGetPenEndCap(GpPen *pen, GpLineCap *endCap)
293 {
294 TRACE("(%p, %p)\n", pen, endCap);
295
296 if(!pen || !endCap)
297 return InvalidParameter;
298
299 *endCap = pen->endcap;
300
301 return Ok;
302 }
303
304 GpStatus WINGDIPAPI GdipGetPenFillType(GpPen *pen, GpPenType* type)
305 {
306 TRACE("(%p, %p)\n", pen, type);
307
308 if(!pen || !type)
309 return InvalidParameter;
310
311 *type = bt_to_pt(pen->brush->bt);
312
313 return Ok;
314 }
315
316 GpStatus WINGDIPAPI GdipGetPenLineJoin(GpPen *pen, GpLineJoin *lineJoin)
317 {
318 TRACE("(%p, %p)\n", pen, lineJoin);
319
320 if(!pen || !lineJoin)
321 return InvalidParameter;
322
323 *lineJoin = pen->join;
324
325 return Ok;
326 }
327
328 GpStatus WINGDIPAPI GdipGetPenMode(GpPen *pen, GpPenAlignment *mode)
329 {
330 TRACE("(%p, %p)\n", pen, mode);
331
332 if(!pen || !mode)
333 return InvalidParameter;
334
335 *mode = pen->align;
336
337 return Ok;
338 }
339
340 GpStatus WINGDIPAPI GdipGetPenMiterLimit(GpPen *pen, REAL *miterLimit)
341 {
342 TRACE("(%p, %p)\n", pen, miterLimit);
343
344 if(!pen || !miterLimit)
345 return InvalidParameter;
346
347 *miterLimit = pen->miterlimit;
348
349 return Ok;
350 }
351
352 GpStatus WINGDIPAPI GdipGetPenStartCap(GpPen *pen, GpLineCap *startCap)
353 {
354 TRACE("(%p, %p)\n", pen, startCap);
355
356 if(!pen || !startCap)
357 return InvalidParameter;
358
359 *startCap = pen->startcap;
360
361 return Ok;
362 }
363
364 GpStatus WINGDIPAPI GdipGetPenUnit(GpPen *pen, GpUnit *unit)
365 {
366 TRACE("(%p, %p)\n", pen, unit);
367
368 if(!pen || !unit)
369 return InvalidParameter;
370
371 *unit = pen->unit;
372
373 return Ok;
374 }
375
376 GpStatus WINGDIPAPI GdipGetPenWidth(GpPen *pen, REAL *width)
377 {
378 TRACE("(%p, %p)\n", pen, width);
379
380 if(!pen || !width)
381 return InvalidParameter;
382
383 *width = pen->width;
384
385 return Ok;
386 }
387
388 GpStatus WINGDIPAPI GdipResetPenTransform(GpPen *pen)
389 {
390 static int calls;
391
392 if(!pen)
393 return InvalidParameter;
394
395 if(!(calls++))
396 FIXME("(%p) stub\n", pen);
397
398 return NotImplemented;
399 }
400
401 GpStatus WINGDIPAPI GdipScalePenTransform(GpPen *pen, REAL sx, REAL sy, GpMatrixOrder order)
402 {
403 static int calls;
404
405 if(!pen)
406 return InvalidParameter;
407
408 if(!(calls++))
409 FIXME("(%p, %.2f, %.2f, %d) stub\n", pen, sx, sy, order);
410
411 return NotImplemented;
412 }
413
414 GpStatus WINGDIPAPI GdipSetPenBrushFill(GpPen *pen, GpBrush *brush)
415 {
416 TRACE("(%p, %p)\n", pen, brush);
417
418 if(!pen || !brush)
419 return InvalidParameter;
420
421 GdipDeleteBrush(pen->brush);
422 return GdipCloneBrush(brush, &pen->brush);
423 }
424
425 GpStatus WINGDIPAPI GdipSetPenColor(GpPen *pen, ARGB argb)
426 {
427 TRACE("(%p, %x)\n", pen, argb);
428
429 if(!pen)
430 return InvalidParameter;
431
432 if(pen->brush->bt != BrushTypeSolidColor)
433 return NotImplemented;
434
435 return GdipSetSolidFillColor(((GpSolidFill*)pen->brush), argb);
436 }
437
438 GpStatus WINGDIPAPI GdipSetPenCompoundArray(GpPen *pen, GDIPCONST REAL *dash,
439 INT count)
440 {
441 FIXME("(%p, %p, %i): stub\n", pen, dash, count);
442
443 if (!pen || !dash || count < 2 || count%2 == 1)
444 return InvalidParameter;
445
446 return NotImplemented;
447 }
448
449 GpStatus WINGDIPAPI GdipSetPenCustomEndCap(GpPen *pen, GpCustomLineCap* customCap)
450 {
451 GpCustomLineCap * cap;
452 GpStatus ret;
453
454 TRACE("(%p, %p)\n", pen, customCap);
455
456 /* native crashes on pen == NULL, customCap != NULL */
457 if(!customCap) return InvalidParameter;
458
459 if((ret = GdipCloneCustomLineCap(customCap, &cap)) == Ok){
460 GdipDeleteCustomLineCap(pen->customend);
461 pen->endcap = LineCapCustom;
462 pen->customend = cap;
463 }
464
465 return ret;
466 }
467
468 GpStatus WINGDIPAPI GdipSetPenCustomStartCap(GpPen *pen, GpCustomLineCap* customCap)
469 {
470 GpCustomLineCap * cap;
471 GpStatus ret;
472
473 TRACE("(%p, %p)\n", pen, customCap);
474
475 /* native crashes on pen == NULL, customCap != NULL */
476 if(!customCap) return InvalidParameter;
477
478 if((ret = GdipCloneCustomLineCap(customCap, &cap)) == Ok){
479 GdipDeleteCustomLineCap(pen->customstart);
480 pen->startcap = LineCapCustom;
481 pen->customstart = cap;
482 }
483
484 return ret;
485 }
486
487 GpStatus WINGDIPAPI GdipSetPenDashArray(GpPen *pen, GDIPCONST REAL *dash,
488 INT count)
489 {
490 INT i;
491 REAL sum = 0;
492
493 TRACE("(%p, %p, %d)\n", pen, dash, count);
494
495 if(!pen || !dash)
496 return InvalidParameter;
497
498 if(count <= 0)
499 return OutOfMemory;
500
501 for(i = 0; i < count; i++){
502 sum += dash[i];
503 if(dash[i] < 0.0)
504 return InvalidParameter;
505 }
506
507 if(sum == 0.0 && count)
508 return InvalidParameter;
509
510 GdipFree(pen->dashes);
511 pen->dashes = NULL;
512
513 if(count > 0)
514 pen->dashes = GdipAlloc(count * sizeof(REAL));
515 if(!pen->dashes){
516 pen->numdashes = 0;
517 return OutOfMemory;
518 }
519
520 GdipSetPenDashStyle(pen, DashStyleCustom);
521 memcpy(pen->dashes, dash, count * sizeof(REAL));
522 pen->numdashes = count;
523
524 return Ok;
525 }
526
527 GpStatus WINGDIPAPI GdipSetPenDashCap197819(GpPen *pen, GpDashCap dashCap)
528 {
529 TRACE("(%p, %d)\n", pen, dashCap);
530
531 if(!pen)
532 return InvalidParameter;
533
534 pen->dashcap = dashCap;
535
536 return Ok;
537 }
538
539 /* FIXME: dash offset not used */
540 GpStatus WINGDIPAPI GdipSetPenDashOffset(GpPen *pen, REAL offset)
541 {
542 TRACE("(%p, %.2f)\n", pen, offset);
543
544 if(!pen)
545 return InvalidParameter;
546
547 pen->offset = offset;
548
549 return Ok;
550 }
551
552 GpStatus WINGDIPAPI GdipSetPenDashStyle(GpPen *pen, GpDashStyle dash)
553 {
554 TRACE("(%p, %d)\n", pen, dash);
555
556 if(!pen)
557 return InvalidParameter;
558
559 if(dash != DashStyleCustom){
560 GdipFree(pen->dashes);
561 pen->dashes = NULL;
562 pen->numdashes = 0;
563 }
564
565 pen->dash = dash;
566 pen->style &= ~(PS_ALTERNATE | PS_SOLID | PS_DASH | PS_DOT | PS_DASHDOT |
567 PS_DASHDOTDOT | PS_NULL | PS_USERSTYLE | PS_INSIDEFRAME);
568 pen->style |= gdip_to_gdi_dash(dash);
569
570 return Ok;
571 }
572
573 GpStatus WINGDIPAPI GdipSetPenEndCap(GpPen *pen, GpLineCap cap)
574 {
575 TRACE("(%p, %d)\n", pen, cap);
576
577 if(!pen) return InvalidParameter;
578
579 /* The old custom cap gets deleted even if the new style is LineCapCustom. */
580 GdipDeleteCustomLineCap(pen->customend);
581 pen->customend = NULL;
582 pen->endcap = cap;
583
584 return Ok;
585 }
586
587 /* FIXME: startcap, dashcap not used. */
588 GpStatus WINGDIPAPI GdipSetPenLineCap197819(GpPen *pen, GpLineCap start,
589 GpLineCap end, GpDashCap dash)
590 {
591 TRACE("%p, %d, %d, %d)\n", pen, start, end, dash);
592
593 if(!pen)
594 return InvalidParameter;
595
596 GdipDeleteCustomLineCap(pen->customend);
597 GdipDeleteCustomLineCap(pen->customstart);
598 pen->customend = NULL;
599 pen->customstart = NULL;
600
601 pen->startcap = start;
602 pen->endcap = end;
603 pen->dashcap = dash;
604
605 return Ok;
606 }
607
608 /* FIXME: Miter line joins behave a bit differently than they do in windows.
609 * Both kinds of miter joins clip if the angle is less than 11 degrees. */
610 GpStatus WINGDIPAPI GdipSetPenLineJoin(GpPen *pen, GpLineJoin join)
611 {
612 TRACE("(%p, %d)\n", pen, join);
613
614 if(!pen) return InvalidParameter;
615
616 pen->join = join;
617 pen->style &= ~(PS_JOIN_ROUND | PS_JOIN_BEVEL | PS_JOIN_MITER);
618 pen->style |= gdip_to_gdi_join(join);
619
620 return Ok;
621 }
622
623 GpStatus WINGDIPAPI GdipSetPenMiterLimit(GpPen *pen, REAL limit)
624 {
625 TRACE("(%p, %.2f)\n", pen, limit);
626
627 if(!pen)
628 return InvalidParameter;
629
630 pen->miterlimit = limit;
631
632 return Ok;
633 }
634
635 GpStatus WINGDIPAPI GdipSetPenStartCap(GpPen *pen, GpLineCap cap)
636 {
637 TRACE("(%p, %d)\n", pen, cap);
638
639 if(!pen) return InvalidParameter;
640
641 GdipDeleteCustomLineCap(pen->customstart);
642 pen->customstart = NULL;
643 pen->startcap = cap;
644
645 return Ok;
646 }
647
648 GpStatus WINGDIPAPI GdipSetPenWidth(GpPen *pen, REAL width)
649 {
650 TRACE("(%p, %.2f)\n", pen, width);
651
652 if(!pen) return InvalidParameter;
653
654 pen->width = width;
655
656 return Ok;
657 }
658
659 GpStatus WINGDIPAPI GdipSetPenMode(GpPen *pen, GpPenAlignment mode)
660 {
661 TRACE("(%p, %d)\n", pen, mode);
662
663 if(!pen) return InvalidParameter;
664
665 pen->align = mode;
666
667 return Ok;
668 }