source: trunk/src/gdi32/region.cpp@ 4525

Last change on this file since 4525 was 4385, checked in by sandervl, 25 years ago

must use os/2 wrapper header
File size: 50.3 KB
Line 
1/* $Id: region.cpp,v 1.14 2000-10-02 17:43:32 sandervl Exp $ */
2
3/*
4 * GDI32 region code
5 *
6 * Copyright 1998-2000 Sander van Leeuwen (sandervl@xs4all.nl)
7 * Copyright 1998 Patrick Haller
8 *
9 * TODO: Metafile recording
10 * TODO: Do we need to translate & set the last error for Gpi operations?
11 *
12 * Project Odin Software License can be found in LICENSE.TXT
13 *
14 */
15#define INCL_GPI
16#define INCL_WIN
17#include <os2wrap.h> //need odin wrappers
18
19#include <win32type.h>
20#include <win32api.h>
21#include <winconst.h>
22#include <stdlib.h>
23#include <stdarg.h>
24#include <string.h>
25#include <misc.h>
26#include <odinwrap.h>
27#include <objhandle.h>
28#include <dcdata.h>
29#include <winuser32.h>
30#include <win32wnd.h>
31#include "oslibgpi.h"
32
33#define DBG_LOCALLOG DBG_region
34#include "dbglocal.h"
35
36typedef enum
37{
38 AS_DEVICE,
39 AS_WORLD
40} InterpMode;
41
42#define MEM_HPS_MAX 768
43
44static void convertDeviceRect(HWND hwnd, pDCData pHps, PRECTL pRectl, ULONG count);
45
46#define convertWinDeviceRectToPMDeviceRect(arg1, arg2, arg3) convertDeviceRect(arg1, arg2, arg3)
47#define convertPMDeviceRectToWinDeviceRect(arg1, arg2, arg3) convertDeviceRect(arg1, arg2, arg3)
48
49inline void convertDeviceRect(pDCData pHps, PRECTL pRectl, ULONG count)
50{
51 convertDeviceRect(0, pHps, pRectl, count);
52}
53inline void convertDeviceRect(HWND hwnd, PRECTL pRectl, ULONG count)
54{
55 convertDeviceRect(hwnd, 0, pRectl, count);
56}
57
58HPS hpsRegion = 0;
59
60//******************************************************************************
61//******************************************************************************
62BOOL InitRegionSpace()
63{
64 hpsRegion = WinGetScreenPS(HWND_DESKTOP);
65 return hpsRegion != 0;
66}
67//******************************************************************************
68//******************************************************************************
69static LONG clientHeight(HWND hwnd, pDCData pHps)
70{
71 if(hwnd == 0 && pHps != 0)
72 hwnd = pHps->hwnd;
73
74 if(hwnd != 0 || pHps == 0)
75 {
76 RECT rect;
77 RECTL rectl;
78 LONG y = 0;
79
80 if(pHps == 0 || pHps->isClient) //client area
81 {
82 if(GetClientRect(OS2ToWin32Handle(hwnd), &rect) == TRUE) {
83 y = rect.bottom - rect.top;
84 }
85 }
86 else
87 if(WinQueryWindowRect(hwnd, &rectl)) //whole window
88 y = rectl.yTop;
89
90 return y;
91 }
92 else
93 if(pHps->bitmapHandle)
94 {
95 return pHps->bitmapHeight;
96 }
97 else
98 if(pHps->isMetaPS)
99 {
100 return 0;
101 }
102 else
103 if(pHps->isPrinter)
104 {
105 return pHps->printPageHeight;
106 }
107 else
108 {
109 return MEM_HPS_MAX;
110 }
111}
112//******************************************************************************
113//******************************************************************************
114static LONG clientWidth(HWND hwnd, pDCData pHps)
115{
116 if(hwnd == 0 && pHps != 0)
117 hwnd = pHps->hwnd;
118
119 if(hwnd != 0 || pHps == 0)
120 {
121 RECT rect;
122 RECTL rectl;
123 LONG x = 0;
124
125 if(pHps == 0 || pHps->isClient) //client area
126 {
127 if(GetClientRect(OS2ToWin32Handle(hwnd), &rect) == TRUE) {
128 x = rect.right - rect.left;
129 }
130 }
131 else
132 if(WinQueryWindowRect(hwnd, &rectl)) //whole window
133 x = rectl.xRight;
134
135 return x;
136 }
137// else
138// DebugInt3();
139 return 0;
140}
141//******************************************************************************
142//******************************************************************************
143static void convertWinWorldRectToPMDeviceRect(pDCData pHps_Hdc, PRECTL pRects, UINT count = 1)
144{
145 PRECTL pRectl;
146 for (int x=0; x < count; x++)
147 {
148 pRectl = &pRects[x];
149
150 if(pRectl->yTop < pRectl->yBottom) {
151 ULONG temp = pRectl->yBottom;
152 pRectl->yBottom = pRectl->yTop;
153 pRectl->yTop = temp;
154 }
155 BOOL success = GpiConvert( pHps_Hdc->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)pRectl);
156 if(!success)
157 {
158 break;
159 }
160 if(pRectl->yTop < pRectl->yBottom) {
161 ULONG temp = pRectl->yBottom;
162 pRectl->yBottom = pRectl->yTop;
163 pRectl->yTop = temp;
164 }
165 }
166}
167//******************************************************************************
168//******************************************************************************
169static void convertDeviceRect(HWND hwnd, pDCData pHps, PRECTL pRectl, ULONG count)
170{
171 long wHeight, wWidth;
172
173 if(hwnd == HWND_DESKTOP) {
174 wHeight = OSLibGetScreenHeight();
175 wWidth = OSLibGetScreenWidth();
176 }
177 else {
178 wHeight = clientHeight(hwnd, pHps);
179 wWidth = clientWidth(hwnd, pHps);
180 }
181
182 if(pHps)
183 {
184 wHeight += pHps->HPStoHDCInversionHeight;
185 }
186
187 if(hwnd || (pHps && pHps->hwnd)) {
188 for(int x=0; x < count; x++)
189 {
190 if(pRectl[x].xRight > wWidth) {
191 pRectl[x].xRight = wWidth;
192 }
193 if(pRectl[x].yTop > wHeight) {
194 pRectl[x].yTop = 0;
195 }
196 else pRectl[x].yTop = wHeight - pRectl[x].yTop;
197
198 pRectl[x].yBottom = wHeight - pRectl[x].yBottom;
199 }
200 }
201 else {
202 for(int x=0; x < count; x++)
203 {
204 pRectl[x].yTop = wHeight - pRectl[x].yTop;
205 pRectl[x].yBottom = wHeight - pRectl[x].yBottom;
206 }
207 }
208}
209//******************************************************************************
210//******************************************************************************
211static void convertPMDeviceRectToWinWorldRect(pDCData pHps_Hdc, PRECTL pRectl)
212{
213 GpiConvert(pHps_Hdc->hps, CVTC_DEVICE, CVTC_WORLD, 2, (PPOINTL)pRectl );
214}
215//******************************************************************************
216//******************************************************************************
217BOOL interpretRegionAs(pDCData pHps, HRGN hrgnDest, HRGN hrgnSrc, InterpMode mode)
218{
219 BOOL success = FALSE;
220 int x, i;
221 HPS hpsDest;
222
223 if(pHps)
224 {
225 if(!hrgnDest) {
226 hrgnDest = pHps->hrgnHDC;
227#ifdef DEBUG
228 if(hrgnDest == 0) {
229 DebugInt3();
230 }
231#endif
232 }
233 hpsDest = pHps->hps;
234 }
235 else {
236 DebugInt3();
237 return FALSE;
238 }
239
240 RGNRECT rgnRect;
241 rgnRect.ircStart = 1;
242 rgnRect.crc = 0;
243 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT;
244 success = GpiQueryRegionRects(hpsRegion, hrgnSrc, NULL, &rgnRect, NULL);
245 if(success)
246 {
247 if(rgnRect.crcReturned > 0)
248 {
249 rgnRect.crc = rgnRect.crcReturned;
250 PRECTL pRectl = new RECTL[rgnRect.crcReturned];
251 success = GpiQueryRegionRects(hpsRegion, hrgnSrc, NULL, &rgnRect, pRectl);
252 if(success)
253 {
254 if(mode == AS_DEVICE)
255 {
256 ULONG temp;
257 for(x=0; x < rgnRect.crcReturned; x++)
258 {
259 temp = pRectl[x].yBottom;
260 pRectl[x].yBottom = pRectl[x].yTop;
261 pRectl[x].yTop = temp;
262 }
263 convertWinDeviceRectToPMDeviceRect(pHps, pRectl, rgnRect.crcReturned);
264 }
265 else
266 {
267 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, rgnRect.crcReturned<<1, (PPOINTL)pRectl);
268
269 ULONG temp;
270 for(i=0; i < rgnRect.crcReturned; i++)
271 {
272 if(pRectl[i].yTop < pRectl[i].yBottom)
273 {
274 temp = pRectl[i].yBottom + 1;
275 pRectl[i].yBottom = pRectl[i].yTop + 1;
276 pRectl[i].yTop = temp;
277 }
278 else
279 {
280 pRectl[i].yTop++;
281 pRectl[i].yBottom++;
282 }
283 }
284 }
285 success = GpiSetRegion(hpsDest, hrgnDest, rgnRect.crcReturned, pRectl);
286 }
287 delete[] pRectl;
288 }
289 else
290 {
291 success = GpiSetRegion(hpsDest, hrgnDest, 0, NULL);
292 }
293 }
294 return success;
295}
296//******************************************************************************
297//exported (used by user32)
298//******************************************************************************
299BOOL WIN32API setWinDeviceRegionFromPMDeviceRegion(HRGN winHrgn, HRGN pmHrgn, pDCData pHpsPmHrgn, HWND hwndPmHrgn)
300{
301 BOOL success;
302 int x;
303 BOOL mustReleaseScreenPS = FALSE;
304 HPS hps;
305
306 if(pHpsPmHrgn || hwndPmHrgn)
307 {
308 if(pHpsPmHrgn)
309 hps = pHpsPmHrgn->hps;
310 else
311 {
312 hps = WinGetScreenPS(HWND_DESKTOP);
313 mustReleaseScreenPS = TRUE;
314 }
315
316 RGNRECT rgnRect;
317 rgnRect.ircStart = 1;
318 rgnRect.crc = 0;
319 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT;
320 success = GpiQueryRegionRects(hps, pmHrgn, NULL, &rgnRect, NULL);
321 if(success )
322 {
323 if(rgnRect.crcReturned > 0)
324 {
325 rgnRect.crc = rgnRect.crcReturned;
326 PRECTL pRectl = new RECTL[rgnRect.crcReturned];
327 success = GpiQueryRegionRects(hps, pmHrgn, NULL, &rgnRect, pRectl);
328 if(success)
329 {
330 if(pHpsPmHrgn)
331 convertPMDeviceRectToWinDeviceRect(pHpsPmHrgn, pRectl, rgnRect.crcReturned);
332 else
333 convertPMDeviceRectToWinDeviceRect(hwndPmHrgn, pRectl, rgnRect.crcReturned);
334
335 for(x=0; x < rgnRect.crcReturned; x++)
336 {
337 ULONG temp = pRectl[x].yBottom;
338 pRectl[x].yBottom = pRectl[x].yTop;
339 pRectl[x].yTop = temp;
340 }
341
342 success = GpiSetRegion(hpsRegion, winHrgn, rgnRect.crcReturned, pRectl);
343 }
344 delete[] pRectl;
345 }
346 else
347 {
348 success = GpiSetRegion(hpsRegion, winHrgn, 0, NULL);
349 }
350 }
351 }
352 else
353 success = FALSE;
354
355 if(mustReleaseScreenPS)
356 WinReleasePS(hps);
357
358 return success;
359}
360//******************************************************************************
361//******************************************************************************
362ODINFUNCTIONNODBG2(int, SelectClipRgn, HDC, hdc, HRGN, hrgn)
363{
364 LONG lComplexity = RGN_NULL;
365 HRGN hrgnNewClip;
366 HRGN hrgnOldClip;
367
368 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
369 if(!pHps)
370 {
371 dprintf(("WARNING: SelectClipRgn: invalid hdc!", hdc, hrgn));
372 SetLastError(ERROR_INVALID_HANDLE_W);
373 return ERROR_W;
374 }
375
376 if(hrgn)
377 {
378 hrgn = ObjGetHandleData(hrgn);
379 if(hrgn == HANDLE_OBJ_ERROR) {
380 dprintf(("WARNING: SelectClipRgn: invalid region!", hdc, hrgn));
381 SetLastError(ERROR_INVALID_HANDLE_W);
382 return ERROR_W;
383 }
384 }
385
386 if(hrgn)
387 {
388 RECTL rectl = {0,0,1,1};
389 hrgnNewClip = GpiCreateRegion(pHps->hps, 1, &rectl);
390 if(interpretRegionAs(pHps, hrgnNewClip, hrgn, AS_DEVICE) == 0)
391 {
392 lComplexity = RGN_ERROR;
393 }
394 }
395 else
396 hrgnNewClip = 0;
397
398 if(lComplexity != RGN_ERROR)
399 {
400 if(hrgnNewClip == 0) {
401 GpiSetClipPath(pHps->hps, 0, SCP_RESET);
402 }
403 lComplexity = GpiSetClipRegion(pHps->hps, hrgnNewClip, &hrgnOldClip);
404 if (lComplexity != RGN_ERROR )
405 {
406 dprintf(("SelectClipRgn: %x %x", hdc, hrgn));
407 if(hrgnOldClip)
408 GpiDestroyRegion(pHps->hps, hrgnOldClip);
409
410 //todo: metafile recording
411 SetLastError(ERROR_SUCCESS_W);
412 return lComplexity;
413 }
414 }
415
416 dprintf(("WARNING: SelectClipRgn: RGN_ERROR!", hdc, hrgn));
417 if(hrgnNewClip)
418 GpiDestroyRegion(pHps->hps, hrgnNewClip);
419
420 SetLastError(ERROR_SUCCESS_W);
421 return lComplexity;
422}
423//******************************************************************************
424//******************************************************************************
425ODINFUNCTIONNODBG3(int, ExtSelectClipRgn, HDC, hdc, HRGN, hrgn, int, mode)
426{
427 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
428 if (!pHps)
429 {
430 dprintf(("WARNING: ExtSelectRgn %x %x %d invalid hdc", hdc, hrgn, mode));
431 SetLastError(ERROR_INVALID_HANDLE_W);
432 return ERROR_W;
433 }
434
435 LONG lComplexity;
436 HRGN hrgnCurrent = NULLHANDLE;
437
438 if(!hrgn && mode != RGN_COPY_W)
439 {
440 SetLastError(ERROR_INVALID_PARAMETER_W);
441 dprintf(("WARNING: ExtSelectRgn %x %x %d invalid parameter", hdc, hrgn, mode));
442 return ERROR_W;
443 }
444
445 LONG lMode;
446 switch (mode)
447 {
448 case RGN_AND_W : lMode = CRGN_AND ; break;
449 case RGN_COPY_W : lMode = CRGN_COPY; break;
450 case RGN_DIFF_W : lMode = CRGN_DIFF; break;
451 case RGN_OR_W : lMode = CRGN_OR ; break;
452 case RGN_XOR_W : lMode = CRGN_XOR ; break;
453 default:
454 {
455 SetLastError(ERROR_INVALID_PARAMETER_W);
456 dprintf(("WARNING: ExtSelectRgn %x %x %d invalid parameter", hdc, hrgn, mode));
457 return ERROR_W;
458 }
459 }
460
461 if(hrgn)
462 {
463 hrgn = ObjGetHandleData(hrgn);
464 if(hrgn == HANDLE_OBJ_ERROR) {
465 dprintf(("WARNING: ExtSelectRgn %x %x %d invalid region handle", hdc, hrgn, mode));
466 SetLastError(ERROR_INVALID_HANDLE_W);
467 return 0;
468 }
469 }
470
471 dprintf(("WARNING: ExtSelectRgn %x %x %d", hdc, hrgn, mode));
472 //TODO: metafile recording
473 if(hrgn)
474 {
475 if(!interpretRegionAs(pHps, 0, hrgn, AS_DEVICE) )
476 {
477 return ERROR_W;
478 }
479 }
480 else
481 {
482 //remove clip region
483 GpiSetClipPath(pHps->hps, 0, SCP_RESET);
484 GpiSetClipRegion(pHps->hps, NULLHANDLE, &hrgnCurrent);
485
486 if(hrgnCurrent)
487 GpiDestroyRegion(pHps->hps, hrgnCurrent);
488
489 return NULLREGION_W;
490 }
491
492 GpiSetClipRegion(pHps->hps, NULLHANDLE, &hrgnCurrent);
493
494 if(hrgnCurrent == NULLHANDLE)
495 {
496 lMode = CRGN_COPY;
497 RECTL rectl = {0, 0, 1, 1};
498 hrgnCurrent = GpiCreateRegion(pHps->hps, 1, &rectl);
499 }
500
501 HRGN hrgnSrc1;
502 HRGN hrgnSrc2;
503 if(lMode != CRGN_COPY)
504 {
505 hrgnSrc1 = hrgnCurrent;
506 hrgnSrc2 = pHps->hrgnHDC;
507 }
508 else
509 {
510 hrgnSrc1 = pHps->hrgnHDC;
511 hrgnSrc2 = NULLHANDLE;
512 }
513
514 lComplexity = GpiCombineRegion(pHps->hps, hrgnCurrent, hrgnSrc1, hrgnSrc2, lMode);
515 if (lComplexity != RGN_ERROR)
516 {
517 HRGN hrgnOld;
518 lComplexity = GpiSetClipRegion(pHps->hps, hrgnCurrent, &hrgnOld);
519 SetLastError(ERROR_SUCCESS_W);
520 if (lComplexity != RGN_ERROR)
521 return lComplexity;
522 }
523 SetLastError(ERROR_SUCCESS_W);
524 return ERROR_W;
525}
526//******************************************************************************
527//******************************************************************************
528ODINFUNCTIONNODBG2(int, GetClipBox, HDC, hdc, PRECT, lpRect)
529{
530 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
531 RECTL rectl;
532 LONG lComplexity;
533 int rc;
534
535 if(!hdc || !lpRect || !pHps) {
536 dprintf(("GDI32: GetClipBox %x %x ERROR_INVALID_PARAMETER", hdc, lpRect));
537 SetLastError(ERROR_INVALID_PARAMETER_W);
538 return ERROR_W;
539 }
540 if(pHps->isPrinter)
541 {
542 lpRect->left = 0;
543 lpRect->top = 0;
544 lpRect->right = GetDeviceCaps( hdc, HORZRES_W);
545 lpRect->bottom = GetDeviceCaps( hdc, VERTRES_W);
546 includeBottomRightPoint(pHps, (PPOINTLOS2)&rectl);
547 convertPMDeviceRectToWinWorldRect(pHps, &rectl);
548
549 rc = SIMPLEREGION_W;
550 }
551 else {
552 lComplexity = GpiQueryClipBox(pHps->hps, &rectl);
553 if(lComplexity == RGN_ERROR)
554 {
555 rc = ERROR_W;
556 }
557 else
558 if(lComplexity == RGN_NULL)
559 {
560 memset(lpRect, 0, sizeof(*lpRect));
561 rc = NULLREGION_W;
562 }
563 else {
564 //Convert including/including to including/excluding
565 includeBottomRightPoint(pHps, (PPOINTLOS2)&rectl);
566
567 lpRect->left = rectl.xLeft;
568 lpRect->right = rectl.xRight;
569 //No conversion required as GpiQueryClipBox is affected by
570 //the y-inversion of the window
571 //NOTE: YINVERSION dependancy
572 if(rectl.yBottom > rectl.yTop) {
573 lpRect->top = rectl.yTop;
574 lpRect->bottom = rectl.yBottom;
575 }
576 else {
577 lpRect->top = rectl.yBottom;
578 lpRect->bottom = rectl.yTop;
579 }
580
581 rc = (lComplexity == RGN_RECT) ? SIMPLEREGION_W : COMPLEXREGION_W;
582 }
583 }
584 dprintf(("GDI32: GetClipBox of %X returned %d; (%d,%d)(%d,%d)", hdc, rc, lpRect->left, lpRect->top, lpRect->right, lpRect->bottom));
585 return rc;
586}
587//******************************************************************************
588//******************************************************************************
589ODINFUNCTIONNODBG2(int, GetClipRgn, HDC, hdc, HRGN, hrgn)
590{
591 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
592 BOOL success;
593 LONG lComplexity = RGN_RECT;
594 HRGN hrgnClip = NULL, hrgnTemp;
595
596 hrgn = ObjGetHandleData(hrgn);
597 if(hrgn == HANDLE_OBJ_ERROR || !pHps) {
598 dprintf(("WARNING: GetClipRgn %x %x invalid handle", hdc, hrgn));
599 SetLastError(ERROR_INVALID_HANDLE_W);
600 return 0;
601 }
602
603 if(GpiSetClipRegion(pHps->hps, NULL, &hrgnClip) == RGN_ERROR) {
604 dprintf(("WARNING: GetClipRgn GpiSetClipRegion failed! (%x)", WinGetLastError(0)));
605 SetLastError(ERROR_INVALID_PARAMETER_W); //todo right errror
606 return 0;
607 }
608 if(hrgnClip) {
609 if(!setWinDeviceRegionFromPMDeviceRegion(hrgn, hrgnClip, pHps, NULL)) {
610 dprintf(("WARNING: GetClipRgn setWinDeviceRegionFromPMDeviceRegion failed!"));
611 GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnTemp);
612 SetLastError(ERROR_INVALID_PARAMETER_W); //todo right errror
613 return 0;
614 }
615 if(GpiSetClipRegion(pHps->hps, hrgnClip, &hrgnTemp) == RGN_ERROR )
616 {
617 dprintf(("WARNING: GetClipRgn GpiSetClipRegion failed %x!", WinGetLastError(0)));
618 SetLastError(ERROR_INVALID_PARAMETER_W); //todo right errror
619 return 0;
620 }
621 }
622 else lComplexity = RGN_NULL;
623
624 dprintf(("GetClipRgn %x %x returned %d", hdc, hrgn, lComplexity != RGN_NULL));
625 SetLastError(ERROR_SUCCESS_W);
626 if(lComplexity == RGN_NULL)
627 return 0;
628 else return 1;
629}
630//******************************************************************************
631//******************************************************************************
632ODINFUNCTIONNODBG5(int, ExcludeClipRect, HDC, hdc, int, left, int, top, int, right, int, bottom)
633{
634 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
635 if(!pHps)
636 {
637 dprintf(("WARNING: ExcludeClipRgn %x (%d,%d)(%d,%d) invalid hdc", hdc, left, top, right, bottom));
638 SetLastError(ERROR_INVALID_HANDLE_W);
639 return ERROR_W;
640 }
641
642 LONG lComplexity;
643 RECTL rectl = { left, bottom, right, top };
644
645 excludeBottomRightPoint(pHps, (PPOINTLOS2)&rectl);
646 if(rectl.yTop < rectl.yBottom) {
647 ULONG temp = rectl.yBottom;
648 rectl.yBottom = rectl.yTop;
649 rectl.yTop = temp;
650 }
651
652 dprintf(("ExcludeClipRgn %x (%d,%d)(%d,%d)", hdc, left, top, right, bottom));
653 lComplexity = GpiExcludeClipRectangle(pHps->hps, &rectl);
654 if (lComplexity == RGN_ERROR) {
655 SetLastError(ERROR_INVALID_PARAMETER_W); //TODO: wrong error
656 return ERROR_W;
657 }
658
659 //todo metafile recording
660
661 SetLastError(ERROR_SUCCESS_W);
662 return lComplexity;
663}
664//******************************************************************************
665//******************************************************************************
666ODINFUNCTIONNODBG5(int, IntersectClipRect, HDC, hdc, int, left, int, top, int, right, int, bottom)
667{
668 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
669 LONG lComplexity;
670 BOOL success;
671
672 if(!pHps) {
673 dprintf(("WARNING: IntersectClipRgn %x (%d,%d)(%d,%d) invalid hdc", hdc, left, top, right, bottom));
674 SetLastError(ERROR_INVALID_HANDLE_W);
675 return ERROR_W;
676 }
677 RECTL rectl = { left, bottom, right, top };
678
679 excludeBottomRightPoint(pHps, (PPOINTLOS2)&rectl);
680 if(rectl.yTop < rectl.yBottom) {
681 ULONG temp = rectl.yBottom;
682 rectl.yBottom = rectl.yTop;
683 rectl.yTop = temp;
684 }
685
686 dprintf(("IntersectClipRgn %x (%d,%d)(%d,%d)", hdc, left, top, right, bottom));
687 lComplexity = GpiIntersectClipRectangle(pHps->hps, &rectl);
688
689 //todo metafile recording
690
691 SetLastError(ERROR_SUCCESS_W);
692 return lComplexity;
693}
694//******************************************************************************
695//******************************************************************************
696ODINFUNCTIONNODBG3(int, OffsetClipRgn, HDC, hdc, int, nXOffset, int, nYOffset )
697{
698 BOOL success;
699 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
700 LONG lComplexity;
701
702 if(!pHps) {
703 dprintf(("OffsetClipRgn %x (%d,%d) invalid hdc", hdc, nXOffset, nYOffset));
704 SetLastError(ERROR_INVALID_HANDLE_W);
705 return ERROR_W;
706 }
707
708 dprintf(("OffsetClipRgn %x (%d,%d)", hdc, nXOffset, nYOffset));
709 POINTL pointl = { nXOffset, nYOffset };
710 lComplexity = GpiOffsetClipRegion(pHps->hps, &pointl);
711
712 //todo metafile recording
713
714 SetLastError(ERROR_SUCCESS_W);
715 return lComplexity;
716}
717//******************************************************************************
718//******************************************************************************
719ODINFUNCTIONNODBG4(HRGN, CreatePolyPolygonRgn, const POINT * , lppt, const int *, pPolyCount, int, nCount, int, fnPolyFillMode)
720{
721 LONG flMode;
722
723 switch(fnPolyFillMode)
724 {
725 case ALTERNATE_W:
726 flMode = POLYGON_ALTERNATE;
727 break;
728 case WINDING_W:
729 flMode = POLYGON_WINDING;
730 break;
731 default:
732 dprintf(("WARNING: CreatePolyPolygonRgn %x %x %d %d invalid parameter", lppt, pPolyCount, nCount, fnPolyFillMode));
733 SetLastError(ERROR_INVALID_PARAMETER_W);
734 return 0;
735 }
736
737 if(nCount < 1)
738 {
739 dprintf(("WARNING: CreatePolyPolygonRgn %x %x %d %d invalid parameter", lppt, pPolyCount, nCount, fnPolyFillMode));
740 SetLastError(ERROR_INVALID_PARAMETER_W);
741 return 0;
742 }
743
744 PPOLYGON pPolygon = new POLYGON[nCount];
745 if(!pPolygon) {
746 dprintf(("ERROR: CreatePolyPolygonRgn: out of memory!!"));
747 SetLastError(ERROR_OUTOFMEMORY_W);
748 return 0;
749 }
750 dprintf(("CreatePolyPolygonRgn %x %x %d %d", lppt, pPolyCount, nCount, fnPolyFillMode));
751
752 PPOINTL pPointl = (PPOINTL)lppt+1; // skip first point
753 for (int x=0; x < nCount; x++) {
754 pPolygon[x].ulPoints = (x == 0) ? pPolyCount[x] - 1 : pPolyCount[x];
755 pPolygon[x].aPointl = pPointl;
756 pPointl += pPolygon[x].ulPoints;
757 }
758 GpiMove(hpsRegion, (PPOINTL)lppt);
759 HRGN hrgn = GpiCreatePolygonRegion(hpsRegion, nCount, pPolygon, POLYGON_BOUNDARY | flMode);
760
761 delete[] pPolygon;
762
763 if(!hrgn) {
764 SetLastError(ERROR_INVALID_PARAMETER_W); //todo: not right
765 return 0;
766 }
767
768 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
769 SetLastError(ERROR_OUTOFMEMORY_W);
770 return 0;
771 }
772 SetLastError(ERROR_SUCCESS_W);
773 return hrgn;
774}
775//******************************************************************************
776//******************************************************************************
777ODINFUNCTIONNODBG4(HRGN, CreateRectRgn, int, left, int, top, int, right, int, bottom)
778{
779 HRGN hrgn;
780 RECTL rectl = { left, top < bottom ? top : bottom, right, top < bottom ? bottom : top };
781
782 hrgn = GpiCreateRegion(hpsRegion, 1, &rectl);
783 if(!hrgn) {
784 dprintf(("WARNING: CreateRectRgn: GpiCreateRectRegion failed! %x", WinGetLastError(0)));
785 SetLastError(ERROR_INVALID_PARAMETER_W); //todo: not right
786 return 0;
787 }
788
789 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
790 SetLastError(ERROR_OUTOFMEMORY_W);
791 return 0;
792 }
793 dprintf(("CreateRectRegion (%d,%d)(%d,%d) returned %x", left, top, right, bottom, hrgn));
794 SetLastError(ERROR_SUCCESS_W);
795 return hrgn;
796}
797//******************************************************************************
798//******************************************************************************
799ODINFUNCTIONNODBG1(HRGN, CreateRectRgnIndirect, const RECT *, lprc)
800{
801 return CreateRectRgn(lprc->left, lprc->top, lprc->right, lprc->bottom);
802}
803//******************************************************************************
804//******************************************************************************
805ODINFUNCTIONNODBG6(HRGN, CreateRoundRectRgn, int, left, int, top, int, right, int, bottom, int, nWidthEllipse, int, nHeightEllipse)
806{
807 HRGN hrgn;
808 RECTL rectl = { left, top < bottom ? top : bottom, right, top < bottom ? bottom : top };
809
810 PPOINTL pPointl = (PPOINTL)&rectl;
811
812 GpiMove(hpsRegion, &pPointl[0]);
813 hrgn = GpiCreateRoundRectRegion(hpsRegion, &pPointl[1], labs(nWidthEllipse), labs(nHeightEllipse));
814
815 if(!hrgn) {
816 SetLastError(ERROR_INVALID_PARAMETER_W); //todo: not right
817 dprintf(("WARNING: CreateRoundRectRgn: GpiCreateRoundRectRegion failed! %x", WinGetLastError(0)));
818 return 0;
819 }
820
821 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
822 SetLastError(ERROR_OUTOFMEMORY_W);
823 return 0;
824 }
825 dprintf(("CreateRoundRectRegion (%d,%d)(%d,%d) (%d,%d) returned %x", left, top, right, bottom, nWidthEllipse, nHeightEllipse, hrgn));
826 SetLastError(ERROR_SUCCESS_W);
827 return hrgn;
828}
829//******************************************************************************
830//******************************************************************************
831ODINFUNCTIONNODBG3(HRGN, ExtCreateRegion, const XFORM_W *, pXform, DWORD, count, const RGNDATA *, pData)
832{
833 HRGN hrgn;
834
835 if(!pData || count < (sizeof(RGNDATAHEADER) + pData->rdh.nCount * sizeof(RECT))) {
836 dprintf(("WARNING: ExtCreateRegion %x %d %x; invalid parameter", pXform, count, pData));
837 SetLastError(ERROR_INVALID_PARAMETER_W);
838 return 0;
839 }
840
841 PRECTL pRectl = new RECTL[pData->rdh.nCount];
842 PRECT pDataRects = (PRECT)pData->Buffer;
843 for(int i=0; i < pData->rdh.nCount; i++) {
844 MapWin32ToOS2Rect(pDataRects[i], pRectl[i]);
845 }
846
847 BOOL doShear = pXform && (pXform->eM12 || pXform->eM21);
848 HPS hpsTemp = NULLHANDLE;
849
850 dprintf(("ExtCreateRegion %x %d %x", pXform, count, pData));
851 if(doShear) {
852 hpsTemp = WinGetPS(HWND_DESKTOP);
853 GpiBeginPath(hpsTemp, 1);
854
855 MATRIXLF matrixlf;
856 matrixlf.fxM11 = pXform->eM11 * (float)0x10000;
857 matrixlf.fxM12 = pXform->eM12 * (float)0x10000;
858 matrixlf.lM13 = 0;
859 matrixlf.fxM21 = pXform->eM21 * (float)0x10000;
860 matrixlf.fxM22 = pXform->eM22 * (float)0x10000;
861 matrixlf.lM23 = 0;
862 matrixlf.lM31 = pXform->eDx;
863 matrixlf.lM32 = pXform->eDy;
864 matrixlf.lM33 = 1;
865
866 GpiSetModelTransformMatrix(hpsTemp, 9, &matrixlf, TRANSFORM_REPLACE);
867 }
868
869 for(i=0; i < pData->rdh.nCount; i++)
870 {
871 LONG temp = pRectl[i].yTop;
872 pRectl[i].yTop = pRectl[i].yBottom;
873 pRectl[i].yBottom = temp;
874
875 if(pXform)
876 {
877 PPOINTL pPointl = ((PPOINTL)&pRectl[i]);
878
879 if (doShear) {
880 GpiMove(hpsTemp, pPointl);
881 GpiBox(hpsTemp, DRO_OUTLINE, pPointl+1, 0, 0);
882 }
883 else
884 {
885 for(int j=0; j < 2; j++) {
886 pPointl[j].x = (pXform->eM11 * (float)pPointl[j].x) + (pXform->eM12 * (float)pPointl[j].y) + pXform->eDx;
887 pPointl[j].y = (pXform->eM21 * (float)pPointl[j].x) + (pXform->eM22 * (float)pPointl[j].y) + pXform->eDy;
888 }
889
890 PRECTL pRectlT = (PRECTL)pPointl;
891 if (pRectlT->xLeft > pRectlT->xRight) {
892 LONG temp = pRectlT->xLeft;
893 pRectlT->xLeft = pRectlT->xRight;
894 pRectlT->xRight = temp;
895 }
896 if (pRectlT->yBottom > pRectlT->yTop) {
897 LONG temp = pRectlT->yBottom;
898 pRectlT->yBottom = pRectlT->yTop;
899 pRectlT->yTop = temp;
900 }
901 }
902 }
903 }
904
905 if(doShear) {
906 GpiEndPath(hpsTemp);
907 hrgn = GpiPathToRegion(hpsTemp, 1, FPATH_WINDING);
908
909 if(pRectl)
910 delete[] pRectl;
911
912 if(hrgn == 0) {
913 dprintf(("WARNING: ExtCreateRegion GpiCreateRegion failed! (%x)", WinGetLastError(0)));
914 SetLastError(ERROR_INVALID_PARAMETER_W);
915 return 0;
916 }
917 WinReleasePS(hpsTemp);
918 }
919 else {
920 hrgn = GpiCreateRegion(hpsRegion, pData->rdh.nCount, pRectl);
921 if(pRectl)
922 delete[] pRectl;
923
924 if(hrgn == 0) {
925 dprintf(("WARNING: ExtCreateRegion GpiCreateRegion failed! (%x)", WinGetLastError(0)));
926 SetLastError(ERROR_INVALID_PARAMETER_W);
927 return 0;
928 }
929 }
930
931 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
932 SetLastError(ERROR_OUTOFMEMORY_W);
933 return 0;
934 }
935 SetLastError(ERROR_SUCCESS_W);
936 return hrgn;
937}
938//******************************************************************************
939//******************************************************************************
940ODINFUNCTIONNODBG4(HRGN, CreateEllipticRgn, int, left, int, top, int, right, int, bottom)
941{
942 HRGN hrgn;
943
944 RECTL rectl = { left,
945 top < bottom ? top : bottom,
946 right,
947 top < bottom ? bottom : top };
948
949 dprintf(("CreateEllipticRgn (%d,%d)(%d,%d)", left, top, right, bottom));
950 hrgn = GpiCreateEllipticRegion(hpsRegion, &rectl);
951
952 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
953 SetLastError(ERROR_OUTOFMEMORY_W);
954 return 0;
955 }
956 SetLastError(ERROR_SUCCESS_W);
957 return hrgn;
958}
959//******************************************************************************
960//******************************************************************************
961ODINFUNCTIONNODBG1(HRGN, CreateEllipticRgnIndirect, const RECT *, pRect)
962{
963 return CreateEllipticRgn(pRect->left, pRect->top, pRect->right, pRect->bottom);
964}
965//******************************************************************************
966//******************************************************************************
967ODINFUNCTIONNODBG3(HRGN, CreatePolygonRgn, const POINT *, lppt, int, cPoints, int, fnPolyFillMode)
968{
969 HRGN hrgn;
970 LONG flMode;
971
972 if(!lppt || cPoints < 2) {
973 dprintf(("WARNING: CreatePolygonRgn %x %d %d invalid parameter", lppt, cPoints, fnPolyFillMode));
974 SetLastError(ERROR_INVALID_PARAMETER_W);
975 return 0;
976 }
977
978 switch (fnPolyFillMode)
979 {
980 case ALTERNATE_W :
981 flMode = POLYGON_ALTERNATE;
982 break;
983 case WINDING_W :
984 flMode = POLYGON_WINDING;
985 break;
986 default:
987 dprintf(("WARNING: CreatePolygonRgn %x %d %d invalid parameter", lppt, cPoints, fnPolyFillMode));
988 SetLastError(ERROR_INVALID_PARAMETER_W);
989 return 0;
990 }
991
992 dprintf(("CreatePolygonRgn %x %d %d", lppt, cPoints, fnPolyFillMode));
993
994
995 POLYGON polygon;
996 polygon.ulPoints = cPoints - 1;
997 polygon.aPointl = (PPOINTL)(lppt + 1);
998
999 GpiMove(hpsRegion, (PPOINTL)lppt);
1000 hrgn = GpiCreatePolygonRegion(hpsRegion, 1, &polygon, POLYGON_BOUNDARY | flMode);
1001
1002 if(ObjAllocateHandle(&hrgn, hrgn, GDIOBJ_REGION) == FALSE) {
1003 SetLastError(ERROR_OUTOFMEMORY_W);
1004 return 0;
1005 }
1006 SetLastError(ERROR_SUCCESS_W);
1007 return hrgn;
1008}
1009//******************************************************************************
1010//******************************************************************************
1011ODINFUNCTIONNODBG4(int, CombineRgn, HRGN, hrgnDest, HRGN, hrgnSrc1, HRGN, hrgnSrc2, int, combineMode)
1012{
1013 ULONG lComplexity;
1014 LONG mode;
1015
1016 switch(combineMode) {
1017 case RGN_AND_W:
1018 mode = CRGN_AND;
1019 break;
1020 case RGN_COPY_W:
1021 mode = CRGN_COPY;
1022 break;
1023 case RGN_DIFF_W:
1024 mode = CRGN_DIFF;
1025 break;
1026 case RGN_OR_W:
1027 mode = CRGN_OR;
1028 break;
1029 case RGN_XOR_W:
1030 mode = CRGN_XOR;
1031 break;
1032 default:
1033 dprintf(("WARNING: CombineRgn %x %x %x %d; invalid mode!", hrgnDest, hrgnSrc1, hrgnSrc2, combineMode));
1034 SetLastError(ERROR_INVALID_PARAMETER_W);
1035 return ERROR_W;
1036 }
1037
1038 hrgnDest = ObjGetHandleData(hrgnDest);
1039 hrgnSrc1 = ObjGetHandleData(hrgnSrc1);
1040 hrgnSrc2 = ObjGetHandleData(hrgnSrc2);
1041 if(hrgnDest == HANDLE_OBJ_ERROR || hrgnSrc1 == HANDLE_OBJ_ERROR || (hrgnSrc2 == HANDLE_OBJ_ERROR && combineMode != RGN_COPY_W)) {
1042 dprintf(("WARNING: CombineRgn %x %x %x %d invalid region", hrgnDest, hrgnSrc1, hrgnSrc2, combineMode));
1043 SetLastError(ERROR_INVALID_HANDLE_W);
1044 return ERROR_W;
1045 }
1046
1047 lComplexity = GpiCombineRegion(hpsRegion, hrgnDest, hrgnSrc1, hrgnSrc2, mode);
1048 if(lComplexity == RGN_ERROR) {
1049 dprintf(("WARNING: CombineRgn %x %x %x %d GpiCombineRegion failed (%x)", hrgnDest, hrgnSrc1, hrgnSrc2, mode, WinGetLastError(0)));
1050 SetLastError(ERROR_INVALID_HANDLE_W);
1051 return ERROR_W;
1052 }
1053 SetLastError(ERROR_SUCCESS_W);
1054 return lComplexity;
1055}
1056//******************************************************************************
1057//******************************************************************************
1058ODINFUNCTIONNODBG2(BOOL, EqualRgn, HRGN, hrgn1, HRGN, hrgn2)
1059{
1060 LONG lEquality;
1061
1062 hrgn1 = ObjGetHandleData(hrgn1);
1063 hrgn2 = ObjGetHandleData(hrgn2);
1064 if(hrgn1 == HANDLE_OBJ_ERROR || hrgn2 == HANDLE_OBJ_ERROR) {
1065 dprintf(("WARNING: EqualRgn %x %x invalid region", hrgn1, hrgn2));
1066 SetLastError(ERROR_INVALID_HANDLE_W);
1067 return FALSE;
1068 }
1069 lEquality = GpiEqualRegion(hpsRegion, hrgn1, hrgn2);
1070
1071 dprintf(("EqualRgn %x %x = %d", hrgn1, hrgn2, lEquality));
1072 SetLastError(ERROR_SUCCESS_W);
1073
1074 if(lEquality == EQRGN_EQUAL)
1075 return TRUE;
1076 else
1077 if(lEquality == EQRGN_NOTEQUAL)
1078 return FALSE;
1079 else {
1080 return FALSE;
1081 }
1082}
1083//******************************************************************************
1084//******************************************************************************
1085ODINFUNCTIONNODBG5(BOOL, SetRectRgn, HRGN, hrgn, int, left, int, top, int, right, int, bottom)
1086{
1087 BOOL result = FALSE;
1088
1089 hrgn = ObjGetHandleData(hrgn);
1090 if(hrgn == HANDLE_OBJ_ERROR) {
1091 dprintf(("WARNING: SetRectRgn %x (%d,%d)(%d,%d) invalid region handle", hrgn, left, top, right, bottom));
1092 SetLastError(ERROR_INVALID_HANDLE_W);
1093 return 0;
1094 }
1095 RECTL rectl = { left, top, right, bottom }; //reversed y coordinates
1096 if(GpiSetRegion(hpsRegion, hrgn, 1, &rectl)) {
1097 dprintf(("SetRectRgn %x (%d,%d)(%d,%d)", hrgn, left, top, right, bottom));
1098 return TRUE;
1099 }
1100 dprintf(("WARNING: SetRectRgn %x (%d,%d)(%d,%d) GpiSetRegion failed %x", hrgn, left, top, right, bottom, WinGetLastError(0)));
1101 return FALSE;
1102}
1103//******************************************************************************
1104//******************************************************************************
1105ODINFUNCTIONNODBG3(ULONG, GetRegionData, HRGN, hrgn, ULONG, count, PRGNDATA, pData)
1106{
1107 if(!count && pData)
1108 {
1109 dprintf(("WARNING: GetRegionData %x %d %x; invalid parameter", hrgn, count, pData));
1110 SetLastError(ERROR_INVALID_PARAMETER_W);
1111 return 0;
1112 }
1113 hrgn = ObjGetHandleData(hrgn);
1114 if(hrgn == HANDLE_OBJ_ERROR) {
1115 dprintf(("WARNING: GetRegionData %x %d %x; invalid region handle", hrgn, count, pData));
1116 SetLastError(ERROR_INVALID_HANDLE_W);
1117 return 0;
1118 }
1119 RGNRECT rgnRect;
1120 rgnRect.ircStart = 1;
1121 rgnRect.crc = 0;
1122 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT;
1123 if(!GpiQueryRegionRects(hpsRegion, hrgn, NULL, &rgnRect, NULL))
1124 {
1125 dprintf(("WARNING: GetRegionData %x %d %x: GpiQueryRegionRects failed! (%x)", hrgn, count, pData, WinGetLastError(0)));
1126 return 0;
1127 }
1128
1129 dprintf(("GetRegionData %x %d %x", hrgn, count, pData));
1130
1131 ULONG bufSizeNeeded = rgnRect.crcReturned * sizeof(RECT) + sizeof (RGNDATAHEADER);
1132
1133 if(pData && (count >= (sizeof(RGNDATAHEADER) + rgnRect.crcReturned * sizeof(RECT))))
1134 {
1135 //we actually need to flip the top & bottom values, but as the layout of the PM RECTL and
1136 //Win32 RECT have exactly those two members reversed, we don't do this for the returned
1137 //rectangles (more efficient)
1138 PRECTL pRectl = (PRECTL)pData->Buffer;
1139 rgnRect.crc = rgnRect.crcReturned;
1140 if(!GpiQueryRegionRects(hpsRegion, hrgn, NULL, &rgnRect, pRectl))
1141 {
1142 dprintf(("WARNING: GetRegionData: GpiQueryRegionRects failed! (%x)", WinGetLastError(0)));
1143 return 0;
1144 }
1145
1146 RECTL boundRect;
1147 GpiQueryRegionBox(hpsRegion, hrgn, &boundRect); // no need to check rc
1148
1149 pData->rdh.dwSize = sizeof(pData->rdh);
1150 pData->rdh.iType = RDH_RECTANGLES_W; // one and only possible value
1151 pData->rdh.nCount = rgnRect.crcReturned;
1152 pData->rdh.nRgnSize = rgnRect.crcReturned * sizeof(RECTL);
1153
1154 //flip top & bottom for bounding rectangle (not really necessary; but cleaner coding)
1155 LONG temp = boundRect.yTop;
1156 boundRect.yTop = boundRect.yBottom;
1157 boundRect.yBottom = temp;
1158 MapOS2ToWin32Rect(boundRect, pData->rdh.rcBound);
1159 }
1160
1161 //return size needed
1162 return bufSizeNeeded;
1163}
1164//******************************************************************************
1165//******************************************************************************
1166ODINFUNCTIONNODBG2(int, GetRgnBox, HRGN, hrgn, PRECT, pRect)
1167{
1168 BOOL success;
1169 LONG lComplexity;
1170
1171 hrgn = ObjGetHandleData(hrgn);
1172 if(hrgn == HANDLE_OBJ_ERROR) {
1173 dprintf(("WARNING: GetRgnBox %x %x invalid region!", hrgn, pRect));
1174 SetLastError(ERROR_INVALID_HANDLE_W);
1175 return FALSE;
1176 }
1177
1178 dprintf(("GetRgnBox %x %x", hrgn, pRect));
1179
1180 RECTL rectl;
1181 lComplexity = GpiQueryRegionBox(hpsRegion, hrgn, &rectl);
1182 if(lComplexity != RGN_ERROR)
1183 {
1184 //no conversion required, just flip top & bottom
1185 ULONG temp = rectl.yBottom;
1186 rectl.yBottom = rectl.yTop;
1187 rectl.yTop = temp;
1188
1189 MapOS2ToWin32Rect(rectl, *pRect);
1190 }
1191 else {
1192 lComplexity = ERROR_W;
1193 dprintf(("WARNING: GetRgnBox error in region!"));
1194 }
1195
1196 SetLastError(ERROR_SUCCESS_W);
1197 return lComplexity;
1198}
1199//******************************************************************************
1200//******************************************************************************
1201ODINFUNCTIONNODBG2(BOOL, InvertRgn, HDC, hdc, HRGN, hrgn)
1202{
1203 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
1204
1205 hrgn = ObjGetHandleData(hrgn);
1206 if(!pHps || hrgn == HANDLE_OBJ_ERROR) {
1207 dprintf(("WARNING: InvertRgn %x %x invalid handle!", hdc, hrgn));
1208 SetLastError(ERROR_INVALID_HANDLE_W);
1209 return FALSE;
1210 }
1211 //todo metafile recording
1212
1213 dprintf(("InvertRgn %x %x", hdc, hrgn));
1214
1215 interpretRegionAs(pHps, NULL, hrgn, AS_WORLD);
1216
1217 LONG lHits = GPI_ERROR;
1218 HRGN hrgnOld;
1219 LONG lComplexity ;
1220 RECTL boundingRect; // this gets a rectangle in world cordinates!
1221
1222 lComplexity = GpiQueryRegionBox(pHps->hps, pHps->hrgnHDC, &boundingRect);
1223 if(lComplexity != RGN_ERROR)
1224 {
1225 lComplexity = GpiSetClipRegion(pHps->hps, pHps->hrgnHDC, &hrgnOld);
1226 if(lComplexity != RGN_ERROR)
1227 {
1228 RECTL rectls[2];
1229 rectls[0] = boundingRect;
1230 rectls[1] = boundingRect;
1231 lHits = GpiBitBlt(pHps->hps, NULL, 3, (PPOINTL)rectls,
1232 ROP_DSTINVERT, 0);
1233
1234 /* Restore the old region */
1235 GpiSetClipRegion(pHps->hps, hrgnOld, &hrgnOld);
1236 }
1237 }
1238
1239 if(lHits == GPI_ERROR || lComplexity == RGN_ERROR)
1240 {
1241 dprintf(("WARNING: InvertRgn error during Gpi operation (%x) (%d,%d)", WinGetLastError(0), lHits, lComplexity));
1242 return FALSE;
1243 }
1244
1245 return TRUE;
1246}
1247//******************************************************************************
1248//******************************************************************************
1249ODINFUNCTIONNODBG3(int, OffsetRgn, HRGN, hrgn, int, xOffset, int, yOffset)
1250{
1251 LONG lComplexity;
1252
1253 hrgn = ObjGetHandleData(hrgn);
1254 if(hrgn == HANDLE_OBJ_ERROR) {
1255 dprintf(("WARNING: OffsetRgn %x %d %d invalid handle!", hrgn, xOffset, yOffset));
1256 SetLastError(ERROR_INVALID_HANDLE_W);
1257 return ERROR_W;
1258 }
1259 dprintf(("OffsetRgn %x %d %d", hrgn, xOffset, yOffset));
1260
1261 POINTL ptlOffset = {xOffset, yOffset};
1262 GpiOffsetRegion(hpsRegion, hrgn, &ptlOffset);
1263
1264 RGNRECT rgnRect;
1265 rgnRect.ircStart = 1;
1266 rgnRect.crc = 0;
1267 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT; // doesn't make a difference
1268 if(GpiQueryRegionRects(hpsRegion, hrgn, NULL, &rgnRect, NULL))
1269 {
1270 switch (rgnRect.crcReturned) {
1271 case 0:
1272 lComplexity = NULLREGION_W;
1273 break;
1274 case 1:
1275 lComplexity = SIMPLEREGION_W;
1276 break;
1277 default:
1278 lComplexity = COMPLEXREGION_W;
1279 break;
1280 }
1281 }
1282 else {
1283 lComplexity = ERROR_W;
1284 dprintf(("WARNING: OffsetRgn error in region! (%x)", WinGetLastError(0)));
1285 }
1286
1287 SetLastError(ERROR_SUCCESS_W);
1288
1289 return lComplexity;
1290}
1291//******************************************************************************
1292//******************************************************************************
1293ODINFUNCTIONNODBG5(BOOL, FrameRgn, HDC, hdc, HRGN, hrgn, HBRUSH, hBrush, int, width, int, height)
1294{
1295 HBRUSH hbrushRestore = 0;
1296 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
1297
1298 hrgn = ObjGetHandleData(hrgn);
1299 if(!pHps || hrgn == HANDLE_OBJ_ERROR) {
1300 dprintf(("WARNING: FrameRgn %x %x %x (%d,%d) invalid handle!", hdc, hrgn, hBrush, width, height));
1301 SetLastError(ERROR_INVALID_HANDLE_W);
1302 return FALSE;
1303 }
1304
1305 width = abs(width);
1306 height = abs(height);
1307
1308 if(pHps->lastBrushHandle != (UINT)hBrush)
1309 {
1310 hbrushRestore = SelectObject(hdc, hBrush);
1311 if(!hbrushRestore)
1312 {
1313 dprintf(("WARNING: FrameRgn %x %x %x (%d,%d) invalid brush!", hdc, hrgn, hBrush, width, height));
1314 SetLastError(ERROR_INVALID_HANDLE_W);
1315 return FALSE;
1316 }
1317 }
1318 dprintf(("FrameRgn %x %x %x (%d,%d)", hdc, hrgn, hBrush, width, height));
1319 interpretRegionAs(pHps, NULL, hrgn, AS_WORLD);
1320
1321 SIZEL thickness = { width, height };
1322 LONG lHits = GpiFrameRegion(pHps->hps, pHps->hrgnHDC, &thickness);
1323
1324 SetLastError(ERROR_SUCCESS_W);
1325
1326 // Restore the brush if necessary
1327 if(hbrushRestore)
1328 SelectObject(hdc, hbrushRestore);
1329
1330 //todo metafile recording
1331 return (lHits != GPI_ERROR);
1332}
1333//******************************************************************************
1334//******************************************************************************
1335ODINFUNCTIONNODBG3(BOOL, FillRgn, HDC, hdc, HRGN, hrgn, HBRUSH, hBrush)
1336{
1337 BOOL success;
1338 HBRUSH hbrushRestore = 0;
1339
1340 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
1341
1342 hrgn = ObjGetHandleData(hrgn);
1343 if(!pHps || hrgn == HANDLE_OBJ_ERROR) {
1344 dprintf(("WARNING: FillRgn %x %x %x invalid handle!", hdc, hrgn, hBrush));
1345 SetLastError(ERROR_INVALID_HANDLE_W);
1346 return FALSE;
1347 }
1348
1349 if(pHps->lastBrushHandle != (UINT)hBrush)
1350 {
1351 hbrushRestore = SelectObject(hdc, hBrush);
1352 if (!hbrushRestore)
1353 {
1354 dprintf(("WARNING: FillRgn %x %x %x invalid brush!", hdc, hrgn, hBrush));
1355 SetLastError(ERROR_INVALID_HANDLE_W);
1356 return FALSE;
1357 }
1358 }
1359 dprintf(("FillRgn %x %x %x", hdc, hrgn, hBrush));
1360
1361 interpretRegionAs(pHps, NULL, hrgn, AS_WORLD);
1362
1363 success = GpiPaintRegion(pHps->hps, pHps->hrgnHDC);
1364
1365 //todo metafile recording
1366
1367 /* Restore the brush if necessary */
1368 if(hbrushRestore)
1369 SelectObject(hdc, hbrushRestore);
1370
1371 return(success);
1372}
1373//******************************************************************************
1374//******************************************************************************
1375ODINFUNCTIONNODBG2(BOOL, PaintRgn, HDC, hdc, HRGN, hrgn)
1376{
1377 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
1378 if(!pHps)
1379 {
1380 SetLastError(ERROR_INVALID_HANDLE_W);
1381 return FALSE;
1382 }
1383
1384 return FillRgn(hdc, hrgn, (HBRUSH) pHps->lastBrushHandle);
1385}
1386//******************************************************************************
1387//******************************************************************************
1388ODINFUNCTIONNODBG3(BOOL, PtInRegion, HRGN, hrgn, int, x, int, y)
1389{
1390 BOOL success;
1391 LONG lInside;
1392
1393 hrgn = ObjGetHandleData(hrgn);
1394 if(hrgn == HANDLE_OBJ_ERROR) {
1395 dprintf(("WARNING: PtInRgn %x (%d,%d) invalid region!", hrgn, x, y));
1396 SetLastError(ERROR_INVALID_HANDLE_W);
1397 return FALSE;
1398 }
1399
1400 POINTL pointl = {x,y};
1401 lInside = GpiPtInRegion(hpsRegion, hrgn, &pointl);
1402 if(lInside == PRGN_ERROR) {
1403 success = FALSE;
1404 }
1405 else success = TRUE;
1406
1407 SetLastError(ERROR_SUCCESS_W);
1408
1409 dprintf(("WARNING: PtInRgn %x (%d,%d) returned %d", hrgn, x, y, (success && lInside == PRGN_INSIDE) ? 1 : 0));
1410
1411 if(success && lInside == PRGN_INSIDE)
1412 return TRUE;
1413 else
1414 return FALSE;
1415}
1416//******************************************************************************
1417//******************************************************************************
1418ODINFUNCTIONNODBG2(BOOL, RectInRegion, HRGN, hrgn, const RECT *, pRect)
1419{
1420 BOOL success;
1421 LONG lInside;
1422
1423 if(!pRect) {
1424 dprintf(("WARNING: RectInRgn %x %x invalid parameter!", hrgn, pRect));
1425 SetLastError(ERROR_INVALID_PARAMETER_W);
1426 return FALSE;
1427 }
1428 hrgn = ObjGetHandleData(hrgn);
1429 if(hrgn == HANDLE_OBJ_ERROR) {
1430 dprintf(("WARNING: RectInRgn %x %x invalid region", hrgn, pRect));
1431 SetLastError(ERROR_INVALID_HANDLE_W);
1432 return FALSE;
1433 }
1434
1435 RECTL rectl;
1436 MapWin32ToOS2Rect(*pRect, rectl);
1437 //switch bottom & top
1438 UINT temp = rectl.yBottom;
1439 rectl.yBottom = rectl.yTop;
1440 rectl.yTop = temp;
1441
1442 lInside = GpiRectInRegion(hpsRegion, hrgn, &rectl);
1443 if(lInside == RRGN_ERROR) {
1444 success = FALSE;
1445 }
1446 else success = TRUE;
1447
1448 SetLastError(ERROR_SUCCESS_W);
1449
1450 dprintf(("WARNING: RectInRgn %x %x returned %d", hrgn, pRect, (success && (lInside == RRGN_INSIDE || lInside == RRGN_PARTIAL)) ? 1 : 0));
1451
1452 if(success && (lInside == RRGN_INSIDE || lInside == RRGN_PARTIAL))
1453 return TRUE;
1454 else
1455 return FALSE;
1456}
1457//******************************************************************************
1458//Returned region in device coordinates (undocumented behaviour)
1459//******************************************************************************
1460ODINFUNCTIONNODBG1(HRGN, PathToRegion, HDC, hdc)
1461{
1462 pDCData pHps = (pDCData)OSLibGpiQueryDCData((HPS)hdc);
1463 if(!pHps)
1464 {
1465 dprintf(("WARNING: PathToRegion %x; invalid hdc!", hdc));
1466 SetLastError(ERROR_INVALID_HANDLE_W);
1467 return NULLHANDLE;
1468 }
1469
1470 HRGN hrgn, hrgnTemp, hrgnwin;
1471
1472 dprintf(("GDI32: PathToRegion %x", hdc));
1473
1474 hrgnTemp = GpiPathToRegion(pHps->hps, 1, (pHps->polyFillMode == ALTERNATE_W) ? FPATH_ALTERNATE : FPATH_WINDING);
1475 if(hrgnTemp == NULLHANDLE)
1476 goto error;
1477
1478 hrgnwin = CreateRectRgn(1, 1, 2, 2);
1479 hrgn = ObjGetHandleData(hrgnwin);
1480 if(hrgn == HANDLE_OBJ_ERROR) {
1481 dprintf(("WARNING: PathToRegion invalid region", hrgnwin));
1482 SetLastError(ERROR_INVALID_HANDLE_W);
1483 return NULLHANDLE;
1484 }
1485
1486 if(!setWinDeviceRegionFromPMDeviceRegion(hrgn, hrgnTemp, pHps, NULL))
1487 goto error;
1488
1489 GpiDestroyRegion(pHps->hps, hrgnTemp);
1490
1491 return hrgnwin;
1492
1493error:
1494 if(hrgnwin)
1495 DeleteObject(hrgnwin);
1496
1497 SetLastError(ERROR_INVALID_HANDLE_W); //todo right error
1498 return NULLHANDLE;
1499}
1500//******************************************************************************
1501//Needs wrapper as this file includes os2.h!!
1502//******************************************************************************
1503ODINFUNCTIONNODBG1(BOOL, OSLibDeleteRegion, HANDLE, hRegion)
1504{
1505 if(GpiDestroyRegion(hpsRegion, hRegion) == FALSE) {
1506 dprintf(("WARNING: OSLibDeleteRegion %x; GpiDestroyRegion failed (%x)", hRegion, WinGetLastError(0)));
1507 }
1508 return (0);
1509}
1510/*****************************************************************************
1511 * Name : int GetMetaRgn
1512 * Purpose : The GetMetaRgn function retrieves the current metaregion for
1513 * the specified device context.
1514 * Parameters: HDC hdc handle of device context
1515 * HRGN hrgn handle of region
1516 * Variables :
1517 * Result : 0 / 1
1518 * Remark :
1519 * Status : UNTESTED STUB
1520 *
1521 * Author : Patrick Haller [Mon, 1998/06/15 08:00]
1522 *****************************************************************************/
1523
1524ODINFUNCTIONNODBG2(int, GetMetaRgn, HDC, hdc, HRGN, hrgn)
1525{
1526 dprintf(("GDI32: GetMetaRgn(%08xh, %08xh) not implemented.\n",
1527 hdc,
1528 hrgn));
1529
1530 SetLastError(ERROR_SUCCESS_W);
1531 return (0);
1532}
1533/*****************************************************************************
1534 * Name : int SetMetaRgn
1535 * Purpose : The SetMetaRgn function intersects the current clipping region
1536 * for the specified device context with the current metaregion
1537 * and saves the combined region as the new metaregion for the
1538 * specified device context. The clipping region is reset to a null region.
1539 * Parameters: HDC hdc handle of device context
1540 * Variables :
1541 * Result : TRUE / FALSE
1542 * Remark :
1543 * Status : UNTESTED STUB
1544 *
1545 * Author : Patrick Haller [Mon, 1998/06/15 08:00]
1546 *****************************************************************************/
1547
1548ODINFUNCTIONNODBG1(BOOL, SetMetaRgn, HDC, hdc)
1549{
1550 dprintf(("GDI32: SetMetaRgn(%08xh) not implemented.\n",
1551 hdc));
1552
1553 SetLastError(ERROR_SUCCESS_W);
1554 return (NULLREGION_W);
1555}
1556//******************************************************************************
1557//******************************************************************************
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