source: trunk/src/user32/dc.cpp@ 3705

Last change on this file since 3705 was 3679, checked in by sandervl, 25 years ago

lots of fixes + changes (see ChangeLog)
File size: 48.8 KB
Line 
1/* $Id: dc.cpp,v 1.60 2000-06-08 18:10:09 sandervl Exp $ */
2
3/*
4 * DC functions for USER32
5 *
6 * Project Odin Software License can be found in LICENSE.TXT
7 *
8 */
9
10/*****************************************************************************
11 * Includes *
12 *****************************************************************************/
13
14#include <odin.h>
15
16#define INCL_WIN
17#define INCL_GPI
18#define INCL_GREALL
19#define INCL_DEV
20#include <os2wrap.h>
21//#include <pmddi.h>
22#include <stdlib.h>
23
24#include <string.h>
25#include <win32type.h>
26#include <win32api.h>
27#include <winconst.h>
28#include <misc.h>
29#include <win32wbase.h>
30#include <math.h>
31#include <limits.h>
32#include "oslibwin.h"
33#include "oslibmsg.h"
34#include <dcdata.h>
35
36#define INCLUDED_BY_DC
37#include "dc.h"
38
39#define DBG_LOCALLOG DBG_dc
40#include "dbglocal.h"
41
42#ifndef DEVESC_SETPS
43 #define DEVESC_SETPS 49149L
44#endif
45
46#define FLOAT_TO_FIXED(x) ((FIXED) ((x) * 65536.0))
47#define MICRO_HPS_TO_HDC(x) ((x) & 0xFFFFFFFE)
48
49#define PMRECT_FROM_WINRECT( pmRect, winRect ) \
50{ \
51 (pmRect).xLeft = (winRect).left; \
52 (pmRect).yBottom = (winRect).bottom; \
53 (pmRect).xRight = (winRect).right; \
54 (pmRect).yTop = (winRect).top; \
55}
56
57#define WINRECT_FROM_PMRECT( winRect, pmRect ) \
58{ \
59 (winRect).left = (pmRect).xLeft; \
60 (winRect).top = (pmRect).yTop; \
61 (winRect).right = (pmRect).xRight; \
62 (winRect).bottom = (pmRect).yBottom; \
63}
64
65#define MEM_HPS_MAX 768
66
67const XFORM_W XFORMIdentity = { 1.0, 0.0, 0.0, 1.0, 0, 0 };
68const MATRIXLF matrixlfIdentity = { 0x10000, 0, 0, 0, 0x10000, 0, 0, 0, 0};
69
70BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps);
71BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev);
72LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps);
73
74//******************************************************************************
75//******************************************************************************
76void TestWideLine (pDCData pHps)
77{
78 const LOGPEN_W *pLogPen;
79
80 pHps->isWideLine = FALSE;
81 pLogPen = pHps->penIsExtPen ?
82 &(pHps->lastPenObject->ExtPen.logpen) :
83 &(pHps->lastPenObject->Pen.logpen);
84
85 if (((pLogPen->lopnStyle & PS_STYLE_MASK_W) != PS_NULL_W) &&
86 (pLogPen->lopnWidth.x > 0))
87 {
88 POINTL aptl[2] = { 0, 0, pLogPen->lopnWidth.x, pLogPen->lopnWidth.x };
89
90 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, aptl);
91
92 ULONG dx = abs(aptl[0].x - aptl[1].x);
93 ULONG dy = abs(aptl[0].y - aptl[1].y);
94
95 pHps->isWideLine = (dx > 1) || (dy > 1);
96 }
97}
98//******************************************************************************
99//******************************************************************************
100void Calculate1PixelDelta(pDCData pHps)
101{
102 POINTL aptl[2] = {0, 0, 1, 1};
103
104 GpiConvert(pHps->hps, CVTC_DEVICE, CVTC_WORLD, 2, aptl);
105 pHps->worldYDeltaFor1Pixel = (int)(aptl[1].y - aptl[0].y);
106 pHps->worldXDeltaFor1Pixel = (int)(aptl[1].x - aptl[0].x); // 171182
107}
108//******************************************************************************
109//******************************************************************************
110int setMapMode(Win32BaseWindow *wnd, pDCData pHps, int mode)
111{
112 int prevMode = 0;
113 ULONG flOptions;
114
115 switch (mode)
116 {
117 case MM_HIENGLISH_W : flOptions = PU_HIENGLISH; break;
118 case MM_LOENGLISH_W : flOptions = PU_LOENGLISH; break;
119 case MM_HIMETRIC_W : flOptions = PU_HIMETRIC ; break;
120 case MM_LOMETRIC_W : flOptions = PU_LOMETRIC ; break;
121 case MM_TEXT_W : flOptions = PU_PELS ; break;
122 case MM_TWIPS_W : flOptions = PU_TWIPS ; break;
123 case MM_ANISOTROPIC_W: flOptions = PU_PELS ; break;
124 case MM_ISOTROPIC_W : flOptions = PU_LOMETRIC ; break;
125 default:
126 SetLastError(ERROR_INVALID_PARAMETER_W);
127 return FALSE;
128 }
129
130 prevMode = pHps->MapMode; /* store previous mode */
131 pHps->MapMode = mode;
132
133 if (mode == MM_TEXT_W)
134 {
135 pHps->viewportXExt =
136 pHps->viewportYExt = 1.0;
137 pHps->windowExt.cx =
138 pHps->windowExt.cy = 1;
139 }
140 else if (mode != MM_ANISOTROPIC_W)
141 {
142 RECTL rectl;
143 SIZEL sizel;
144 ULONG data[3];
145
146 data[0] = flOptions;
147 data[1] = data[2] = 0;
148
149 if (DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0) == DEVESC_ERROR)
150 {
151 SetLastError(ERROR_INVALID_PARAMETER_W);
152 return 0;
153 }
154
155 GpiQueryPageViewport(pHps->hps, &rectl);
156 pHps->viewportXExt = (double)rectl.xRight;
157 pHps->viewportYExt = -(double)rectl.yTop;
158
159 GreGetPageUnits(pHps->hdc? pHps->hdc : pHps->hps, &sizel);
160 pHps->windowExt.cx = sizel.cx;
161 pHps->windowExt.cy = sizel.cy;
162
163 data[0] = PU_PELS;
164 DevEscape(pHps->hdc ? pHps->hdc : pHps->hps, DEVESC_SETPS, 12, (PBYTE)data, 0, 0);
165 }
166
167 if (((prevMode != MM_ISOTROPIC_W) && (prevMode != MM_ANISOTROPIC_W)) &&
168 ((mode == MM_ISOTROPIC_W) || (mode == MM_ANISOTROPIC_W)))
169 {
170 if (pHps->lWndXExtSave && pHps->lWndYExtSave)
171 {
172 changePageXForm (wnd, pHps, (PPOINTL)&pHps->windowExt,
173 pHps->lWndXExtSave, pHps->lWndYExtSave, NULL );
174 pHps->lWndXExtSave = pHps->lWndYExtSave = 0;
175 }
176 if (pHps->lVwpXExtSave && pHps->lVwpYExtSave)
177 {
178 changePageXForm (wnd, pHps, NULL,
179 pHps->lVwpXExtSave, pHps->lVwpYExtSave, NULL );
180 pHps->lVwpXExtSave = pHps->lVwpYExtSave = 0;
181 }
182 }
183
184 setPageXForm(wnd, pHps);
185
186 return prevMode;
187}
188//******************************************************************************
189//******************************************************************************
190BOOL setPageXForm(Win32BaseWindow *wnd, pDCData pHps)
191{
192 MATRIXLF mlf;
193 BOOL rc = TRUE;
194
195 pHps->height = clientHeight(wnd, 0, pHps) - 1;
196
197 double xScale = pHps->viewportXExt / (double)pHps->windowExt.cx;
198 double yScale = pHps->viewportYExt / (double)pHps->windowExt.cy;
199
200 mlf.fxM11 = FLOAT_TO_FIXED(xScale);
201 mlf.fxM12 = 0;
202 mlf.lM13 = 0;
203 mlf.fxM21 = 0;
204 mlf.fxM22 = FLOAT_TO_FIXED(yScale);
205 mlf.lM23 = 0;
206 mlf.lM31 = pHps->viewportOrg.x - (LONG)(pHps->windowOrg.x * xScale);
207 mlf.lM32 = pHps->viewportOrg.y - (LONG)(pHps->windowOrg.y * yScale);
208
209 pHps->isLeftLeft = mlf.fxM11 >= 0;
210 pHps->isTopTop = mlf.fxM22 >= 0;
211
212 BOOL bEnableYInversion = FALSE;
213 if ((mlf.fxM22 > 0) ||
214 ((pHps->graphicsMode == GM_ADVANCED_W) &&
215 ((pHps->MapMode == MM_ANISOTROPIC_W) ||
216 (pHps->MapMode == MM_ISOTROPIC_W))))
217 {
218 bEnableYInversion = TRUE;
219 }
220 else
221 {
222 bEnableYInversion = FALSE;
223 mlf.lM32 = pHps->HPStoHDCInversionHeight + pHps->height - mlf.lM32;
224 mlf.fxM22 = -mlf.fxM22;
225 }
226
227 if (!pHps->isMetaPS)
228// if ((!pHps->isMetaPS) ||
229// (pHps->pMetaFileObject && pHps->pMetaFileObject->isEnhanced()))
230 rc = GpiSetDefaultViewMatrix(pHps->hps, 8, &mlf, TRANSFORM_REPLACE);
231
232 if (bEnableYInversion)
233 GpiEnableYInversion(pHps->hps, pHps->height + pHps->HPStoHDCInversionHeight);
234 else
235 GpiEnableYInversion(pHps->hps, 0);
236
237 TestWideLine(pHps);
238 Calculate1PixelDelta(pHps);
239 return rc;
240}
241//******************************************************************************
242//******************************************************************************
243BOOL changePageXForm(Win32BaseWindow *wnd, pDCData pHps, PPOINTL pValue, int x, int y, PPOINTL pPrev)
244{
245 BOOL result = FALSE;
246
247 if (pValue)
248 {
249 if (pPrev)
250 *pPrev = *pValue;
251
252 if ((pValue->x == x) && (pValue->y == y)) {
253 return TRUE;
254 }
255 pValue->x = x;
256 pValue->y = y;
257 }
258 else
259 {
260 if (pPrev)
261 {
262 pPrev->x = (int)pHps->viewportXExt;
263 pPrev->y = (int)pHps->viewportYExt;
264 }
265 pHps->viewportXExt = (double)x;
266 pHps->viewportYExt = (double)y;
267 }
268
269 if (pHps->MapMode == MM_ISOTROPIC_W)
270 {
271 double xExt = fabs(pHps->viewportXExt);
272 double yExt = fabs(pHps->viewportYExt);
273 double sf = fabs((double)pHps->windowExt.cx / pHps->windowExt.cy);
274
275 if (xExt > (yExt * sf))
276 {
277 xExt = yExt * sf;
278
279 if ((double)LONG_MAX <= xExt) return (result);
280
281 if (pHps->viewportXExt < 0.0)
282 pHps->viewportXExt = -xExt;
283 else
284 pHps->viewportXExt = xExt;
285 }
286 else
287 {
288 yExt = xExt / sf;
289
290 if ((double)LONG_MAX <= yExt) return (result);
291
292 if (pHps->viewportYExt < 0.0)
293 pHps->viewportYExt = -yExt;
294 else
295 pHps->viewportYExt = yExt;
296 }
297 }
298 result = setPageXForm(wnd, pHps);
299
300 return (result);
301}
302//******************************************************************************
303//******************************************************************************
304VOID removeClientArea(pDCData pHps)
305{
306 POINTL point;
307
308 // This function checks to see if a client area is currently selected, if
309 // it is the origin plus the visible region of the frame are restored.
310
311 pHps->isClient = FALSE;
312
313 GreGetDCOrigin(pHps->hps, &point);
314
315 if(pHps->isClientArea)
316 {
317 dprintf2(("removeClientArea: (%d,%d) -> (%d,%d)", point.x, point.y, pHps->ptlOrigin.x, pHps->ptlOrigin.y));
318 pHps->isClientArea = FALSE;
319 GreSetupDC(pHps->hps,
320 pHps->hrgnVis,
321 pHps->ptlOrigin.x,
322 pHps->ptlOrigin.y,
323 0,
324 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
325 }
326 else dprintf(("removeClientArea: (%d,%d)", point.x, point.y));
327
328}
329//******************************************************************************
330//******************************************************************************
331HRGN selectClientArea(Win32BaseWindow *window, pDCData pHps, PRECTL prclPaint)
332{
333 // This function checks to see if the DC needs to be adjusted to a client
334 // area and makes the adjustment.
335 RECTL rcl, rcltemp;
336 HRGN hrgnRect, hrgnClip, hrgnOldClip = 0;
337 HWND hwnd;
338 LONG rc;
339 PRECT pClient = window->getClientRectPtr();
340 PRECT pWindow = window->getWindowRect();
341
342 if(pClient->left == 0 && pClient->top == 0 &&
343 window->getClientHeight() == window->getWindowHeight() &&
344 window->getClientWidth() == window->getWindowWidth())
345 {
346 //client rectangle = frame rectangle -> no change necessary
347 //only setup the clip region
348 goto setupclipregion;
349 }
350 if(pHps->isClientArea) {
351 //TODO: counter
352 dprintf(("WARNING: selectClientArea; already selected!!"));
353 goto setupclipregion;
354 }
355 pHps->isClient = TRUE;
356
357 hwnd = window->getOS2WindowHandle();
358
359 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&rcl);
360
361 //convert to screen coordinates
362 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
363 rcl.xLeft += rcltemp.xLeft;
364 rcl.xRight += rcltemp.xLeft;
365 rcl.yTop += rcltemp.yBottom;
366 rcl.yBottom += rcltemp.yBottom;
367
368 pHps->ptlOrigin.x = rcltemp.xLeft;
369 pHps->ptlOrigin.y = rcltemp.yBottom;
370
371 dprintf2(("selectClientArea: (%d,%d) -> (%d,%d)", rcltemp.xLeft, rcltemp.yBottom, rcl.xLeft, rcl.yBottom));
372
373 if(pHps->hrgnVis == 0)
374 pHps->hrgnVis = GreCreateRectRegion(pHps->hps, &rcl, 1);
375
376 hrgnRect = GreCreateRectRegion(pHps->hps, &rcl, 1);
377
378 // Query the visible region
379 GreCopyClipRegion(pHps->hps, pHps->hrgnVis, 0, COPYCRGN_VISRGN);
380 GpiQueryRegionBox(pHps->hps, pHps->hrgnVis, &rcltemp);
381 // And the visible region of the frame with the client rectangle
382 // to get the new visible region
383 GreCombineRegion(pHps->hps, hrgnRect, pHps->hrgnVis, hrgnRect, CRGN_AND);
384
385 // Set the new origin plus visible region in the DC
386 GreSetupDC(pHps->hps,
387 hrgnRect,
388 rcl.xLeft,
389 rcl.yBottom,
390 NULL,
391 SETUPDC_ORIGIN | SETUPDC_VISRGN | SETUPDC_RECALCCLIP);
392
393/*
394 GpiQueryRegionBox(pHps->hps, hrgnClip, &rcltemp);
395 GpiQueryRegionBox(pHps->hps, hrgnOldClip, &rcltemp);
396
397 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
398
399 GreGetDCOrigin(pHps->hps, (PPOINTL)&rcltemp);
400
401 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_VISRGN);
402 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
403
404 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_ALLINTERSECT);
405 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
406
407 GreCopyClipRegion(pHps->hps, hrgnRect, 0, COPYCRGN_CLIPRGN);
408 GpiQueryRegionBox(pHps->hps, hrgnRect, &rcltemp);
409*/
410 pHps->isClientArea = TRUE;
411
412 // Destroy the region now we have finished with it.
413 GreDestroyRegion(pHps->hps, hrgnRect);
414
415setupclipregion:
416 if(prclPaint) {
417#if 0
418 hrgnClip = GpiQueryClipRegion(pHps->hps);
419 if(hrgnClip) {
420 rc = GreIntersectClipRectangle(pHps->hps, prclPaint);
421 if(rc == RGN_ERROR) {
422 dprintf(("selectClientArea: GreIntersectClipRectangle returned RGN_ERROR!"));
423 }
424 }
425 else {
426#endif
427 hrgnClip = GreCreateRectRegion(pHps->hps, prclPaint, 1);
428 GreSelectClipRegion(pHps->hps, hrgnClip, &hrgnOldClip);
429// }
430 }
431
432 return hrgnOldClip;
433}
434//******************************************************************************
435//******************************************************************************
436LONG clientHeight(Win32BaseWindow *wnd, HWND hwnd, pDCData pHps)
437{
438 if ((hwnd == 0) && (pHps != 0))
439 hwnd = pHps->hwnd;
440
441 if ((hwnd != 0) || (pHps == 0))
442 {
443 if(wnd) {
444 if(pHps && !pHps->isClientArea) {
445 return (wnd->getWindowHeight());
446 }
447 else return (wnd->getClientHeight());
448 }
449 else return OSLibQueryScreenHeight();
450 }
451 else if (pHps->bitmapHandle)
452 {
453 return pHps->bitmapHeight;
454 }
455 else if (pHps->isMetaPS)
456 {
457 return 0;
458 }
459 else if (pHps->isPrinter)
460 {
461 return pHps->printPageHeight;
462 }
463 else
464 {
465 return MEM_HPS_MAX;
466 }
467}
468//******************************************************************************
469//******************************************************************************
470BOOL isYup (pDCData pHps)
471{
472 if (((pHps->windowExt.cy < 0) && (pHps->viewportYExt > 0.0)) ||
473 ((pHps->windowExt.cy > 0) && (pHps->viewportYExt < 0.0)))
474 {
475 if ((pHps->graphicsMode == GM_COMPATIBLE_W) ||
476 ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 >= 0.0)))
477 return TRUE;
478 }
479 else
480 {
481 if ((pHps->graphicsMode == GM_ADVANCED_W) && (pHps->xform.eM22 < 0.0))
482 return TRUE;
483 }
484 return FALSE;
485}
486//******************************************************************************
487//******************************************************************************
488INT revertDy (Win32BaseWindow *wnd, INT dy)
489{
490 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
491// if (wnd->isOwnDC() && wnd->getOwnDC())
492 if (wnd->isOwnDC())
493 {
494 pDCData pHps = (pDCData)GpiQueryDCData (wnd->getOwnDC());
495
496 if (pHps != NULLHANDLE)
497 if (!isYup (pHps))
498 dy = -dy;
499 }
500 else
501 {
502 dy = -dy;
503 }
504 return (dy);
505}
506//******************************************************************************
507//******************************************************************************
508HDC sendEraseBkgnd (Win32BaseWindow *wnd)
509{
510 BOOL erased;
511 HWND hwnd;
512 HDC hdc;
513 HPS hps;
514 HRGN hrgnUpdate, hrgnOld, hrgnClip, hrgnCombined;
515 RECTL rectl = { 1, 1, 2, 2 };
516
517 hwnd = wnd->getOS2WindowHandle();
518 hps = WinGetPS(hwnd);
519
520 hrgnUpdate = GpiCreateRegion (hps, 1, &rectl);
521 WinQueryUpdateRegion (hwnd, hrgnUpdate);
522 hrgnClip = GpiQueryClipRegion (hps);
523
524 if (hrgnClip == NULLHANDLE)
525 {
526 GpiSetClipRegion (hps, hrgnUpdate, &hrgnOld);
527 }
528 else
529 {
530 hrgnCombined = GpiCreateRegion (hps, 1, &rectl);
531 GpiCombineRegion (hps, hrgnCombined, hrgnClip, hrgnUpdate, CRGN_AND);
532 GpiSetClipRegion (hps, hrgnCombined, &hrgnOld);
533 GpiDestroyRegion (hps, hrgnUpdate);
534 GpiDestroyRegion (hps, hrgnClip);
535 }
536 if (hrgnOld != NULLHANDLE)
537 GpiDestroyRegion (hps, hrgnOld);
538
539 hdc = HPSToHDC (hwnd, hps, NULL, NULL);
540
541 erased = wnd->MsgEraseBackGround (hdc);
542
543 DeleteHDC (hdc);
544 WinReleasePS (hps);
545
546 return erased;
547}
548//******************************************************************************
549//******************************************************************************
550void releaseOwnDC (HDC hps)
551{
552 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hps);
553
554 if (pHps) {
555 if (pHps->hrgnHDC)
556 GpiDestroyRegion (pHps->hps, pHps->hrgnHDC);
557
558 GpiSetBitmap (pHps->hps, NULL);
559 O32_DeleteObject (pHps->nullBitmapHandle);
560 GpiDestroyPS(pHps->hps);
561
562 if (pHps->hdc)
563 DevCloseDC(pHps->hdc);
564 }
565}
566//******************************************************************************
567//******************************************************************************
568HDC WIN32API BeginPaint (HWND hWnd, PPAINTSTRUCT_W lpps)
569{
570 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
571 pDCData pHps = NULLHANDLE;
572 HPS hPS_ownDC = NULLHANDLE, hpsPaint = 0;
573 RECTL rectl = {0, 0, 1, 1};
574 HRGN hrgnUpdate, hrgnOld, hrgnOldClip;
575 LONG lComplexity;
576 RECTL rectlClient;
577 RECTL rectlClip;
578
579 memset(lpps, 0, sizeof(*lpps));
580 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
581 if(!lpps || !wnd) {
582 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
583 SetLastError(ERROR_INVALID_PARAMETER_W);
584 return (HDC)0;
585 }
586 HWND hwndClient = wnd->getOS2WindowHandle();
587
588 if(hwnd != HWND_DESKTOP && wnd->isOwnDC())
589 {
590 hPS_ownDC = wnd->getOwnDC();
591 //SvL: Hack for memory.exe (doesn't get repainted properly otherwise)
592 if(hPS_ownDC) {
593 pHps = (pDCData)GpiQueryDCData(hPS_ownDC);
594 if (!pHps)
595 {
596 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
597 SetLastError(ERROR_INVALID_PARAMETER_W);
598 return (HDC)NULLHANDLE;
599 }
600 hpsPaint = hPS_ownDC;
601 }
602 }
603 if(!hpsPaint) {
604 hpsPaint = GetDCEx(hwnd, 0, (DCX_CACHE_W|DCX_WINDOW_W|DCX_USESTYLE_W));
605 pHps = (pDCData)GpiQueryDCData(hpsPaint);
606 if (!pHps)
607 {
608 dprintf (("USER32: BeginPaint %x invalid parameter %x", hWnd, lpps));
609 SetLastError(ERROR_INVALID_PARAMETER_W);
610 return (HDC)NULLHANDLE;
611 }
612 }
613
614 if(WinQueryUpdateRect(hwndClient, &rectl) == FALSE) {
615 memset(&rectl, 0, sizeof(rectl));
616 dprintf (("USER32: WARNING: WinQueryUpdateRect failed (error or no update rectangle)!!"));
617
618// mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
619// WinOffsetRect(NULL, &rectlClient, -rectlClient.xLeft, -rectlClient.yBottom);
620
621 hrgnOldClip = selectClientArea(wnd, pHps, &rectl);
622 //save old clip region (restored for CS_OWNDC windows in EndPaint)
623 wnd->SetClipRegion(hrgnOldClip);
624 lComplexity = RGN_NULL;
625 }
626 else {
627#if 0
628 HRGN hrgnTmp = GpiCreateRegion(pHps->hps, 1, &rectl);
629
630 WinQueryUpdateRegion(hwndClient, hrgnTmp);
631
632 RGNRECT rgnrect = {0, 12, 0, RECTDIR_LFRT_TOPBOT};
633 RECTL rectls[12], rcltemp;
634 GpiQueryRegionRects(pHps->hps, hrgnTmp, &rcltemp, &rgnrect, &rectls[0]);
635 GpiDestroyRegion(pHps->hps, hrgnTmp);
636#endif
637 WinValidateRect(hwndClient, &rectl, FALSE);
638
639 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&rectlClient);
640 WinIntersectRect(NULL, &rectlClip, &rectl, &rectlClient);
641 WinOffsetRect(NULL, &rectlClip, -rectlClient.xLeft, -rectlClient.yBottom);
642
643 hrgnOldClip = selectClientArea(wnd, pHps, &rectlClip);
644
645 //save old clip region (restored for CS_OWNDC windows in EndPaint)
646 wnd->SetClipRegion(hrgnOldClip);
647 memcpy(&rectl, &rectlClip, sizeof(RECTL));
648 lComplexity = RGN_RECT;
649 }
650
651 if(hPS_ownDC == 0)
652 setMapMode (wnd, pHps, MM_TEXT_W);
653 else
654 setPageXForm(wnd, pHps);
655
656 pHps->hdcType = TYPE_3;
657
658 HideCaret(hwnd);
659 WinShowTrackRect(wnd->getOS2WindowHandle(), FALSE);
660
661 if(wnd->needsEraseBkgnd() && lComplexity != RGN_NULL) {
662 wnd->setEraseBkgnd(FALSE);
663 lpps->fErase = (wnd->MsgEraseBackGround(pHps->hps) != 0);
664 }
665 else lpps->fErase = TRUE;
666
667 lpps->hdc = (HDC)pHps->hps;
668
669 if(lComplexity != RGN_NULL) {
670 long height = wnd->getClientHeight();
671 lpps->rcPaint.top = height - rectl.yTop;
672 lpps->rcPaint.left = rectl.xLeft;
673 lpps->rcPaint.bottom = height - rectl.yBottom;
674 lpps->rcPaint.right = rectl.xRight;
675 }
676 else {
677 lpps->rcPaint.bottom = lpps->rcPaint.top = 0;
678 lpps->rcPaint.right = lpps->rcPaint.left = 0;
679 }
680
681 SetLastError(0);
682 dprintf(("USER32: BeginPaint %x -> hdc %x (%d,%d)(%d,%d)", hWnd, pHps->hps, lpps->rcPaint.left, lpps->rcPaint.top, lpps->rcPaint.right, lpps->rcPaint.bottom));
683 return (HDC)pHps->hps;
684}
685//******************************************************************************
686//******************************************************************************
687BOOL WIN32API EndPaint (HWND hWnd, const PAINTSTRUCT_W *pPaint)
688{
689 HWND hwnd = hWnd ? hWnd : HWND_DESKTOP;
690 HRGN hrgnOld;
691 pDCData pHps;
692
693 dprintf (("USER32: EndPaint(%x)", hwnd));
694
695 if (!pPaint || !pPaint->hdc )
696 return TRUE;
697
698 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
699
700 if (!wnd) goto exit;
701
702 pHps = (pDCData)GpiQueryDCData((HPS)pPaint->hdc);
703 if (pHps && (pHps->hdcType == TYPE_3))
704 {
705 GpiSetClipRegion(pHps->hps, wnd->GetClipRegion(), &hrgnOld);
706 wnd->SetClipRegion(0);
707 if(hrgnOld) {
708 GpiDestroyRegion(pHps->hps, hrgnOld);
709 }
710 pHps->hdcType = TYPE_1; //otherwise Open32's ReleaseDC fails
711 ReleaseDC(hwnd, pPaint->hdc);
712 }
713 else {
714 dprintf(("EndPaint: wrong hdc %x!!", pPaint->hdc));
715 }
716 wnd->setEraseBkgnd(TRUE);
717 ShowCaret(hwnd);
718 WinShowTrackRect(wnd->getOS2WindowHandle(), TRUE);
719
720exit:
721 SetLastError(0);
722 return TRUE;
723}
724//******************************************************************************
725//******************************************************************************
726int WIN32API ReleaseDC (HWND hwnd, HDC hdc)
727{
728 BOOL isOwnDC = FALSE;
729 int rc;
730
731 if (hwnd)
732 {
733 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
734 if(wnd == NULL) {
735 dprintf(("ERROR: ReleaseDC %x %x failed", hwnd, hdc));
736 return 0;
737 }
738 isOwnDC = wnd->isOwnDC() && (wnd->getOwnDC() == hdc);
739 if(!isOwnDC)
740 {
741 pDCData pHps = (pDCData)GpiQueryDCData((HPS)hdc);
742 if(pHps && pHps->psType == MICRO_CACHED) {
743 removeClientArea(pHps);
744 if(pHps->hrgnVis) {
745 GreDestroyRegion(pHps->hps, pHps->hrgnVis);
746 pHps->hrgnVis = 0;
747 }
748 }
749 else {
750 dprintf(("ERROR: ReleaseDC: pHps == NULL!!"));
751 DebugInt3();
752 }
753 }
754 }
755
756 if(isOwnDC) {
757 rc = TRUE;
758 }
759 else {
760 rc = O32_ReleaseDC (0, hdc);
761 }
762
763 dprintf(("ReleaseDC %x %x", hwnd, hdc));
764 return (rc);
765}
766//******************************************************************************
767// This implementation of GetDCEx supports
768// DCX_WINDOW
769// DCX_CACHE
770// DCX_EXCLUDERGN (complex regions allowed)
771// DCX_INTERSECTRGN (complex regions allowed)
772// DCX_USESTYLE
773// DCX_CLIPSIBLINGS
774// DCX_CLIPCHILDREN
775// DCX_PARENTCLIP
776//
777//TODO: WM_SETREDRAW affects drawingAllowed flag!!
778//******************************************************************************
779HDC WIN32API GetDCEx (HWND hwnd, HRGN hrgn, ULONG flags)
780{
781 Win32BaseWindow *wnd = NULL;
782 HWND hWindow;
783 BOOL success;
784 pDCData pHps = NULL;
785 HPS hps = NULLHANDLE;
786 BOOL drawingAllowed = TRUE;
787 BOOL isWindowOwnDC;
788 BOOL creatingOwnDC = FALSE;
789 PS_Type psType;
790
791 if(hwnd == 0) {
792 dprintf(("error: GetDCEx window %x not found", hwnd));
793 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
794 return 0;
795 }
796
797 if (hwnd)
798 {
799 wnd = Win32BaseWindow::GetWindowFromHandle(hwnd);
800 if(wnd == NULL) {
801 dprintf (("ERROR: User32: GetDCEx bad window handle %X!!!!!", hwnd));
802 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
803 return 0;
804 }
805 hWindow = wnd->getOS2WindowHandle();
806 }
807
808 isWindowOwnDC = (((hWindow == HWND_DESKTOP) ? FALSE : (wnd->isOwnDC()))
809 && !(flags & (DCX_CACHE_W|DCX_WINDOW_W)));
810
811 if(isWindowOwnDC) //own dc always for client area
812 {
813 hps = wnd->getOwnDC();
814 if (hps)
815 {
816 pDCData pHps = (pDCData)GpiQueryDCData (hps);
817 if (!pHps)
818 goto error;
819
820 selectClientArea(wnd, pHps, NULL);
821
822 //TODO: Is this always necessary??
823 setPageXForm (wnd, pHps);
824 pHps->hdcType = TYPE_1;
825
826 //TODO: intersect/exclude clip region?
827 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> wnd %x hdc %x", hwnd, hrgn, flags, wnd, hps));
828 return (HDC)hps;
829 }
830 else
831 creatingOwnDC = TRUE;
832 }
833
834 if(isWindowOwnDC)
835 {
836 SIZEL sizel = {0,0};
837 hps = GpiCreatePS (WinQueryAnchorBlock (hWindow),
838 WinOpenWindowDC (hWindow),
839 &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC );
840 psType = MICRO;
841 }
842 else
843 {
844 if (hWindow == HWND_DESKTOP) {
845 hps = WinGetScreenPS (hWindow);
846 }
847 else {
848 int clipstyle = 0;
849 int clipwnd = HWND_TOP;
850 if(flags & (DCX_USESTYLE_W)) {
851 int style = wnd->getStyle();
852 if(style & WS_CLIPCHILDREN_W) {
853 clipstyle |= PSF_CLIPCHILDREN;
854 }
855 if(style & WS_CLIPSIBLINGS_W) {
856 clipstyle |= PSF_CLIPSIBLINGS;
857 }
858 if(wnd->fHasParentDC()) {
859 clipstyle |= PSF_PARENTCLIP;
860 }
861 }
862 if(flags & DCX_CLIPSIBLINGS_W) {
863 clipstyle |= PSF_CLIPSIBLINGS;
864 }
865 if(flags & DCX_CLIPCHILDREN_W) {
866 clipstyle |= PSF_CLIPCHILDREN;
867 }
868 if(flags & DCX_PARENTCLIP_W) {
869 clipstyle |= PSF_PARENTCLIP;
870 }
871 if(clipstyle) {
872 dprintf2(("WinGetClipPS style %x", clipstyle));
873 hps = WinGetClipPS(hWindow, clipwnd, clipstyle);
874 }
875 else hps = WinGetPS (hWindow);
876 }
877 psType = MICRO_CACHED;
878 }
879
880 if (!hps)
881 goto error;
882
883 HPSToHDC (hWindow, hps, NULL, NULL);
884 pHps = (pDCData)GpiQueryDCData (hps);
885
886 if(!(flags & DCX_WINDOW_W))
887 {
888 selectClientArea(wnd, pHps, NULL);
889 }
890 else removeClientArea(pHps);
891
892 setMapMode(wnd, pHps, MM_TEXT_W);
893
894 if ((flags & DCX_EXCLUDERGN_W) || (flags & DCX_INTERSECTRGN_W))
895 {
896 ULONG BytesNeeded;
897 PRGNDATA_W RgnData;
898 PRECT pr;
899 int i;
900 RECTL rectl;
901
902 if (!hrgn)
903 goto error;
904
905 success = TRUE;
906 if (flags & DCX_EXCLUDERGN_W)
907 {
908#if 0 //CB: todo
909 long height;
910
911 BytesNeeded = GetRegionData (hrgn, 0, NULL);
912 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
913 if (RgnData == NULL)
914 goto error;
915 GetRegionData (hrgn, BytesNeeded, RgnData);
916
917 i = RgnData->rdh.nCount;
918 pr = (PRECT)(RgnData->Buffer);
919
920 if (flags & DCX_WINDOW_W)
921 height = wnd->getWindowHeight();
922 else height = wnd->getClientHeight();
923
924 for (; (i > 0) && success; i--, pr++) {
925 LONG y = pr->yBottom;
926
927 pr->yBottom = height - pr->yTop;
928 pr->yTop = height - y;
929 success &= GpiExcludeClipRectangle (pHps->hps, pr);
930 }
931#endif
932 }
933 else //DCX_INTERSECTRGN_W
934 {
935 //SvL: I'm getting paint problems when clipping a dc created in GetDCEx
936 // with a region that covers the entire window (RealPlayer 7 Update 1)
937 // Using SelectClipRgn here doesn't make any difference.
938 if(ExtSelectClipRgn(pHps->hps, hrgn, RGN_AND_W) == ERROR_W) {
939 dprintf(("ExtSelectClipRgn failed!!"));
940 }
941 }
942 if (!success)
943 goto error;
944 }
945
946 if (creatingOwnDC)
947 wnd->setOwnDC ((HDC)hps);
948
949 pHps->psType = psType;
950 pHps->hdcType = TYPE_1;
951 //TODO: WM_SETREDRAW affects drawingAllowed flag!!
952 GpiSetDrawControl (hps, DCTL_DISPLAY, drawingAllowed ? DCTL_ON : DCTL_OFF);
953
954 dprintf (("User32: GetDCEx hwnd %x (%x %x) -> hdc %x", hwnd, hrgn, flags, pHps->hps));
955 return (HDC)pHps->hps;
956
957error:
958 /* Something went wrong; clean up
959 */
960 dprintf(("ERROR: GetDCEx hwnd %x (%x %x) FAILED!", hwnd, hrgn, flags));
961 DebugInt3();
962 if (pHps)
963 {
964 if (pHps->hps)
965 {
966 if(pHps->psType == MICRO_CACHED)
967 WinReleasePS(pHps->hps);
968 else
969 GpiDestroyPS(pHps->hps);
970 }
971
972 if (pHps->hdc) DevCloseDC(pHps->hdc);
973 if (pHps->hrgnHDC) GpiDestroyRegion(pHps->hps, pHps->hrgnHDC);
974
975 O32_DeleteObject (pHps->nullBitmapHandle);
976 }
977 SetLastError(ERROR_INVALID_PARAMETER_W);
978 return NULL;
979}
980//******************************************************************************
981//******************************************************************************
982HDC WIN32API GetDC (HWND hwnd)
983{
984 if(!hwnd)
985 return GetDCEx( GetDesktopWindow(), 0, DCX_CACHE_W | DCX_WINDOW_W );
986 return GetDCEx (hwnd, NULL, 0);
987}
988//******************************************************************************
989//******************************************************************************
990HDC WIN32API GetWindowDC (HWND hwnd)
991{
992 if (!hwnd) hwnd = GetDesktopWindow();
993 return GetDCEx (hwnd, NULL, DCX_WINDOW_W);
994}
995//******************************************************************************
996// This implementation of RedrawWindow supports
997// RDW_ERASE
998// RDW_NOERASE
999// RDW_INTERNALPAINT
1000// RDW_NOINTERNALPAINT
1001// RDW_INVALIDATE
1002// RDW_VALIDATE
1003// RDW_ERASENOW
1004// RDW_UPDATENOW
1005// RDW_FRAME
1006//
1007//TODO: Work ok for RDW_FRAME??
1008//******************************************************************************
1009BOOL WIN32API RedrawWindow(HWND hwnd, const RECT* pRect, HRGN hrgn, DWORD redraw)
1010{
1011 Win32BaseWindow *wnd;
1012
1013 if(pRect) {
1014 dprintf(("RedrawWindow %x (%d,%d)(%d,%d) %x %x", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, hrgn, redraw));
1015 }
1016 else dprintf(("RedrawWindow %x %x %x %x", hwnd, pRect, hrgn, redraw));
1017
1018 if (hwnd == NULLHANDLE)
1019 {
1020#if 1
1021 // Don't do this for now (causes lots of desktop repaints in WordPad)
1022 SetLastError(ERROR_INVALID_PARAMETER_W);
1023 return FALSE;
1024#else
1025 hwnd = HWND_DESKTOP;
1026 wnd = Win32BaseWindow::GetWindowFromOS2Handle(OSLIB_HWND_DESKTOP);
1027
1028 if (!wnd)
1029 {
1030 dprintf(("USER32:dc: RedrawWindow can't find desktop window %08xh\n",
1031 hwnd));
1032 SetLastError(ERROR_INVALID_PARAMETER_W);
1033 return FALSE;
1034 }
1035#endif
1036 }
1037 else
1038 {
1039 wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1040
1041 if (!wnd)
1042 {
1043 dprintf(("USER32:dc: RedrawWindow can't find window %08xh\n",
1044 hwnd));
1045 SetLastError(ERROR_INVALID_PARAMETER_W);
1046 return FALSE;
1047 }
1048 //TODO: If frame, exclude client window from update
1049 if(redraw & RDW_FRAME_W) {
1050 hwnd = wnd->getOS2WindowHandle();
1051 }
1052 else hwnd = wnd->getOS2WindowHandle();
1053
1054 }
1055
1056 BOOL IncludeChildren = redraw & RDW_ALLCHILDREN_W ? TRUE : FALSE;
1057 BOOL success = TRUE;
1058 HPS hpsTemp = NULLHANDLE;
1059 HRGN hrgnTemp = NULLHANDLE;
1060 RECTL rectl;
1061
1062 if (hrgn)
1063 {
1064 ULONG BytesNeeded;
1065 PRGNDATA_W RgnData;
1066 PRECTL pr;
1067 int i;
1068 LONG height;
1069
1070 if(wnd) {
1071 height = (redraw & RDW_FRAME_W) ? wnd->getWindowHeight() : wnd->getClientHeight();
1072 }
1073 else height = OSLibQueryScreenHeight();
1074
1075 if (!hrgn)
1076 goto error;
1077
1078 BytesNeeded = O32_GetRegionData (hrgn, 0, NULL);
1079 RgnData = (PRGNDATA_W)_alloca (BytesNeeded);
1080 if (RgnData == NULL)
1081 goto error;
1082 O32_GetRegionData (hrgn, BytesNeeded, RgnData);
1083
1084 pr = (PRECTL)(RgnData->Buffer);
1085 for (i = RgnData->rdh.nCount; i > 0; i--, pr++) {
1086 LONG temp = pr->yTop;
1087 pr->yTop = height - pr->yBottom;
1088 pr->yBottom = height - temp;
1089 }
1090
1091 hpsTemp = WinGetScreenPS (HWND_DESKTOP);
1092 hrgnTemp = GpiCreateRegion (hpsTemp, RgnData->rdh.nCount, (PRECTL)(RgnData->Buffer));
1093 if (!hrgnTemp) goto error;
1094 }
1095 else if (pRect)
1096 {
1097 if(wnd) {
1098 if(redraw & RDW_FRAME_W) {
1099 mapWin32ToOS2Rect(wnd->getWindowHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1100 }
1101 else mapWin32ToOS2RectClientToFrame(wnd, (PRECT)pRect, (PRECTLOS2)&rectl);
1102 }
1103 else mapWin32ToOS2Rect(OSLibQueryScreenHeight(), (PRECT)pRect, (PRECTLOS2)&rectl);
1104 }
1105
1106 if (redraw & RDW_INVALIDATE_W)
1107 {
1108 //TODO: SvL: pingpong.exe doesn't have RDW_NOERASE, but doesn't want WM_ERASEBKGND msgs
1109 if (redraw & RDW_ERASE_W) {
1110 wnd->setEraseBkgnd(TRUE);
1111 }
1112
1113 if (!pRect && !hrgn)
1114 success = WinInvalidateRect (hwnd, NULL, IncludeChildren);
1115 else
1116 if (hrgn)
1117 success = WinInvalidateRegion (hwnd, hrgnTemp, IncludeChildren);
1118 else
1119 success = WinInvalidateRect (hwnd, &rectl, IncludeChildren);
1120
1121 if (!success) goto error;
1122 }
1123 else if (redraw & RDW_VALIDATE_W)
1124 {
1125 if (redraw & RDW_NOERASE_W)
1126 wnd->setEraseBkgnd(FALSE);
1127
1128 if (WinQueryUpdateRect (hwnd, NULL))
1129 {
1130 if (!pRect && !hrgn)
1131 success = WinValidateRect (hwnd, NULL, IncludeChildren);
1132 else
1133 if (hrgn)
1134 success = WinValidateRegion (hwnd, hrgnTemp, IncludeChildren);
1135 else
1136 success = WinValidateRect (hwnd, &rectl, IncludeChildren);
1137 if (!success) goto error;
1138 }
1139 }
1140
1141 if(WinQueryUpdateRect(hwnd, NULL))
1142 {
1143 //TODO: Does this work if RDW_ALLCHILDREN is set??
1144 if(redraw & RDW_UPDATENOW_W) {
1145 wnd->MsgNCPaint();
1146 wnd->MsgPaint(0, FALSE);
1147 }
1148 else
1149// if((redraw & RDW_ERASE_W) && (redraw & RDW_ERASENOW_W))
1150 if(redraw & RDW_ERASENOW_W && wnd->needsEraseBkgnd())
1151 wnd->setEraseBkgnd(sendEraseBkgnd(wnd) == 0);
1152 }
1153 else if((redraw & RDW_INTERNALPAINT_W) && !(redraw & RDW_INVALIDATE_W))
1154 {
1155 if(redraw & RDW_UPDATENOW_W) {
1156 wnd->MsgNCPaint();
1157 wnd->MsgPaint (0, FALSE);
1158 }
1159 else PostMessageA(hwnd, WINWM_PAINT, 0, 0);
1160 }
1161
1162error:
1163 /* clean up */
1164 if (hrgnTemp)
1165 GpiDestroyRegion (hpsTemp, hrgnTemp);
1166
1167 if (hpsTemp)
1168 WinReleasePS (hpsTemp);
1169
1170 if (!success)
1171 SetLastError(ERROR_INVALID_PARAMETER_W);
1172
1173 return (success);
1174}
1175//******************************************************************************
1176//******************************************************************************
1177BOOL WIN32API UpdateWindow (HWND hwnd)
1178{
1179 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1180
1181 if(!wnd) {
1182 SetLastError(ERROR_INVALID_WINDOW_HANDLE_W);
1183 return FALSE;
1184 }
1185
1186 dprintf (("User32: UpdateWindow hwnd %x", hwnd));
1187////SvL: This doesn't work right (Wine uses RDW_NOCHILDREN_W -> doesn't work here)
1188//// Breaks vpbuddy
1189//// return RedrawWindow( hwnd, NULL, 0, RDW_UPDATENOW_W | RDW_ALLCHILDREN_W);
1190 WinUpdateWindow(wnd->getOS2WindowHandle());
1191 return TRUE;
1192}
1193//******************************************************************************
1194//******************************************************************************
1195BOOL WIN32API InvalidateRect (HWND hwnd, const RECT *pRect, BOOL erase)
1196{
1197 BOOL result;
1198
1199 if(pRect) {
1200 dprintf(("InvalidateRect %x (%d,%d)(%d,%d) erase=%d", hwnd, pRect->left, pRect->top, pRect->right, pRect->bottom, erase));
1201 }
1202 else dprintf(("InvalidateRect %x NULL erase=%d", hwnd, erase));
1203 result = RedrawWindow (hwnd, pRect, NULLHANDLE,
1204 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1205 (erase ? RDW_ERASE_W : 0) |
1206 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1207 return (result);
1208}
1209//******************************************************************************
1210//******************************************************************************
1211BOOL WIN32API InvalidateRgn (HWND hwnd, HRGN hrgn, BOOL erase)
1212{
1213 BOOL result;
1214
1215 dprintf(("InvalidateRgn %x %x erase=%d", hwnd, hrgn, erase));
1216 result = RedrawWindow (hwnd, NULL, hrgn,
1217 RDW_ALLCHILDREN_W | RDW_INVALIDATE_W |
1218 (erase ? RDW_ERASE_W : 0) |
1219 (hwnd == NULLHANDLE ? RDW_UPDATENOW_W : 0));
1220 return (result);
1221}
1222//******************************************************************************
1223//TODO: Change for client rectangle!!!!!
1224//******************************************************************************
1225BOOL setPMRgnIntoWinRgn (HRGN hrgnPM, HRGN hrgnWin, LONG height)
1226{
1227 BOOL rc;
1228 HPS hps = WinGetScreenPS (HWND_DESKTOP);
1229 RGNRECT rgnRect;
1230 rgnRect.ircStart = 1;
1231 rgnRect.crc = 0;
1232 rgnRect.ulDirection = RECTDIR_LFRT_TOPBOT; // doesn't make a difference because we're getting them all
1233
1234 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, NULL);
1235
1236 if (rc && (rgnRect.crcReturned > 0))
1237 {
1238 PRECTL Rcls = new RECTL[rgnRect.crcReturned];
1239 PRECTL pRcl = Rcls;
1240
1241 if (Rcls != NULL)
1242 {
1243 rgnRect.crc = rgnRect.crcReturned;
1244 rc = GpiQueryRegionRects (hps, hrgnPM, NULL, &rgnRect, Rcls);
1245
1246 rc = O32_SetRectRgn (hrgnWin, pRcl->xLeft,
1247 pRcl->xRight,
1248 height - pRcl->yTop,
1249 height - pRcl->yBottom);
1250
1251 if (rgnRect.crcReturned > 1)
1252 {
1253 int i;
1254 HRGN temp;
1255 temp = O32_CreateRectRgn (0, 0, 1, 1);
1256
1257 for (i = 1, pRcl++; rc && (i < rgnRect.crcReturned); i++, pRcl++)
1258 {
1259 rc = O32_SetRectRgn (temp, pRcl->xLeft,
1260 pRcl->xRight,
1261 height - pRcl->yTop,
1262 height - pRcl->yBottom);
1263 rc &= O32_CombineRgn (hrgnWin, hrgnWin, temp, RGN_OR_W);
1264 }
1265 O32_DeleteObject (temp);
1266 }
1267 delete[] Rcls;
1268 }
1269 else
1270 {
1271 rc = FALSE;
1272 }
1273 }
1274 else
1275 {
1276 rc = O32_SetRectRgn (hrgnWin, 0, 0, 0, 0);
1277 }
1278
1279 WinReleasePS (hps);
1280 return (rc);
1281}
1282//******************************************************************************
1283//TODO: Check if this one works correctly...
1284//Have to check if dc is for frame or client!!
1285//******************************************************************************
1286BOOL WIN32API ScrollDC(HDC hDC, int dx, int dy, const RECT *pScroll,
1287 const RECT *pClip, HRGN hrgnUpdate, LPRECT pRectUpdate)
1288{
1289 BOOL rc = TRUE;
1290
1291 dprintf (("USER32: ScrollDC %x (%d,%d), %x %x %x %x", hDC, dx, dy, pScroll, pClip, hrgnUpdate, pRectUpdate));
1292
1293 if (!hDC)
1294 {
1295 return (FALSE);
1296 }
1297
1298 pDCData pHps = (pDCData)GpiQueryDCData ((HPS)hDC);
1299 HWND hwnd = pHps->hwnd;
1300 Win32BaseWindow *wnd = Win32BaseWindow::GetWindowFromHandle (hwnd);
1301
1302 if ((hwnd == NULLHANDLE) || !wnd)
1303 {
1304 return (FALSE);
1305 }
1306
1307 POINTL ptl[2] = { 0, 0, dx, dy };
1308
1309 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, ptl);
1310 dx = (int)(ptl[1].x - ptl[0].x);
1311 dy = (int)(ptl[1].y - ptl[0].y);
1312
1313 RECT scrollRect;
1314 RECT clipRect;
1315
1316 if (pClip)
1317 {
1318 memcpy(&clipRect, pClip, sizeof(clipRect));
1319
1320 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1321 (clipRect.left != clipRect.right) &&
1322 (clipRect.bottom != clipRect.top))
1323 {
1324 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1325 clipRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1326 else
1327 clipRect.left += abs(pHps->worldXDeltaFor1Pixel);
1328
1329 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1330 clipRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1331 else
1332 clipRect.top += abs(pHps->worldYDeltaFor1Pixel);
1333 }
1334 GpiConvert(pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&clipRect);
1335 if (clipRect.right < clipRect.left) {
1336 ULONG temp = clipRect.left;
1337 clipRect.left = clipRect.right;
1338 clipRect.right = temp;
1339 }
1340 if (clipRect.bottom < clipRect.top) {
1341 ULONG temp = clipRect.top;
1342 clipRect.top = clipRect.bottom;
1343 clipRect.bottom = temp;
1344 }
1345 }
1346
1347 if (pScroll)
1348 {
1349 memcpy(&scrollRect, pScroll, sizeof(scrollRect));
1350
1351 if ((pHps->graphicsMode == GM_COMPATIBLE_W) &&
1352 (scrollRect.left != scrollRect.right) &&
1353 (scrollRect.top != scrollRect.bottom))
1354 {
1355 if (abs((int)pHps->viewportXExt) <= abs((int)pHps->windowExt.cx))
1356 scrollRect.right -= abs(pHps->worldXDeltaFor1Pixel);
1357 else
1358 scrollRect.left += abs(pHps->worldXDeltaFor1Pixel);
1359
1360 if (abs((int)pHps->viewportYExt) <= abs((int)pHps->windowExt.cy))
1361 scrollRect.bottom -= abs(pHps->worldYDeltaFor1Pixel);
1362 else
1363 scrollRect.top += abs(pHps->worldYDeltaFor1Pixel);
1364 }
1365 GpiConvert (pHps->hps, CVTC_WORLD, CVTC_DEVICE, 2, (PPOINTL)&scrollRect);
1366 if (scrollRect.right < scrollRect.left) {
1367 ULONG temp = scrollRect.left;
1368 scrollRect.left = scrollRect.right;
1369 scrollRect.right = temp;
1370 }
1371 if (scrollRect.bottom < scrollRect.top) {
1372 ULONG temp = scrollRect.top;
1373 scrollRect.top = scrollRect.bottom;
1374 scrollRect.bottom = temp;
1375 }
1376 }
1377 RECTL rectlUpdate;
1378 HRGN hrgn;
1379 RECTL clientRect;
1380 RECTL clipOS2;
1381 RECTL scrollOS2;
1382 PRECTL pScrollOS2 = NULL;
1383 PRECTL pClipOS2 = NULL;
1384
1385 mapWin32ToOS2Rect(wnd->getWindowHeight(), wnd->getClientRectPtr(), (PRECTLOS2)&clientRect);
1386
1387 if(pScroll) {
1388 mapWin32ToOS2RectClientToFrame(wnd, &scrollRect, (PRECTLOS2)&scrollOS2);
1389 pScrollOS2 = &scrollOS2;
1390
1391 //Scroll rectangle relative to client area
1392 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1393 }
1394 else {
1395 pScrollOS2 = &clientRect;
1396 }
1397
1398 if(pClip) {
1399 mapWin32ToOS2RectClientToFrame(wnd, &clipRect, (PRECTLOS2)&clipOS2);
1400 pClipOS2 = &clipOS2;
1401
1402 //Clip rectangle relative to client area
1403 WinIntersectRect((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1404 }
1405 else {
1406 pClipOS2 = &clientRect;
1407 }
1408
1409 LONG lComplexity = WinScrollWindow(hwnd, dx, dy, pScrollOS2,
1410 pClipOS2, hrgn, &rectlUpdate, 0);
1411 if (lComplexity == RGN_ERROR)
1412 {
1413 return (FALSE);
1414 }
1415
1416 RECT winRectUpdate;
1417
1418 mapOS2ToWin32Rect(wnd->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1419
1420 if (pRectUpdate)
1421 *pRectUpdate = winRectUpdate;
1422
1423 if (hrgnUpdate)
1424 rc = setPMRgnIntoWinRgn(hrgn, hrgnUpdate, wnd->getWindowHeight());
1425
1426 return (rc);
1427}
1428//******************************************************************************
1429//******************************************************************************
1430BOOL WIN32API ScrollWindow(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip)
1431{
1432 Win32BaseWindow *window;
1433 APIRET rc;
1434 RECTL clientRect;
1435 RECTL scrollRect;
1436 RECTL clipRect;
1437 PRECTL pScrollOS2 = NULL;
1438 PRECTL pClipOS2 = NULL;
1439 ULONG scrollFlags = SW_INVALIDATERGN;
1440
1441 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1442 if(!window) {
1443 dprintf(("ScrollWindow, window %x not found", hwnd));
1444 return 0;
1445 }
1446 dprintf(("ScrollWindow %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1447
1448 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1449
1450 if(pScroll) {
1451 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1452 pScrollOS2 = &scrollRect;
1453
1454 //Scroll rectangle relative to client area
1455 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1456 }
1457 else {
1458 pScrollOS2 = &clientRect;
1459 scrollFlags |= SW_SCROLLCHILDREN;
1460 }
1461
1462 if(pClip) {
1463 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1464 pClipOS2 = &clipRect;
1465
1466 //Clip rectangle relative to client area
1467 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1468 }
1469 else {
1470 pClipOS2 = &clientRect;
1471 }
1472
1473 dy = revertDy (window, dy);
1474
1475 rc = WinScrollWindow(window->getOS2WindowHandle(), dx, dy,
1476 pScrollOS2, pClipOS2, NULLHANDLE,
1477 NULL, scrollFlags);
1478
1479 return (rc != RGN_ERROR);
1480}
1481//******************************************************************************
1482//******************************************************************************
1483INT WIN32API ScrollWindowEx(HWND hwnd, int dx, int dy, const RECT *pScroll, const RECT *pClip,
1484 HRGN hrgnUpdate, PRECT pRectUpdate, UINT scrollFlag)
1485{
1486 Win32BaseWindow *window;
1487 APIRET rc;
1488 RECTL clientRect;
1489 RECTL scrollRect;
1490 RECTL clipRect;
1491 PRECTL pScrollOS2 = NULL;
1492 PRECTL pClipOS2 = NULL;
1493 ULONG scrollFlags = 0;
1494 int regionType = ERROR_W;
1495
1496 window = Win32BaseWindow::GetWindowFromHandle(hwnd);
1497 if(!window) {
1498 dprintf(("ScrollWindowEx, window %x not found", hwnd));
1499 return 0;
1500 }
1501
1502 dprintf(("ScrollWindowEx %x %d %d %x %x", hwnd, dx, dy, pScroll, pClip));
1503
1504 dy = revertDy (window, dy);
1505
1506 if (scrollFlag & SW_INVALIDATE_W) scrollFlags |= SW_INVALIDATERGN;
1507 if (scrollFlag & SW_SCROLLCHILDREN_W) scrollFlags |= SW_SCROLLCHILDREN;
1508
1509 mapWin32ToOS2Rect(window->getWindowHeight(), window->getClientRectPtr(), (PRECTLOS2)&clientRect);
1510
1511 if(pScroll) {
1512 mapWin32ToOS2RectClientToFrame(window,(RECT *)pScroll, (PRECTLOS2)&scrollRect);
1513 pScrollOS2 = &scrollRect;
1514
1515 //Scroll rectangle relative to client area
1516 WinIntersectRect ((HAB) 0, pScrollOS2, pScrollOS2, &clientRect);
1517 }
1518 else {
1519 pScrollOS2 = &clientRect;
1520 scrollFlags |= SW_SCROLLCHILDREN; //TODO: ?????
1521 }
1522
1523 if(pClip) {
1524 mapWin32ToOS2RectClientToFrame(window,(RECT *)pClip, (PRECTLOS2)&clipRect);
1525 pClipOS2 = &clipRect;
1526
1527 //Clip rectangle relative to client area
1528 WinIntersectRect ((HAB) 0, pClipOS2, pClipOS2, &clientRect);
1529 }
1530 else {
1531 pClipOS2 = &clientRect;
1532 }
1533
1534 RECTL rectlUpdate;
1535 HRGN hrgn;
1536
1537 if (scrollFlag & SW_SMOOTHSCROLL_W)
1538 {
1539 INT time = (scrollFlag >> 16) & 0xFFFF;
1540
1541 //CB: todo, scroll in several steps
1542 // is time in ms? time <-> iteration count?
1543 }
1544
1545 LONG lComplexity = WinScrollWindow (window->getOS2WindowHandle(), dx, dy,
1546 pScrollOS2,
1547 pClipOS2,
1548 hrgn, &rectlUpdate, scrollFlags);
1549 if (lComplexity == RGN_ERROR)
1550 {
1551 return ERROR_W;
1552 }
1553
1554 RECT winRectUpdate;
1555
1556 mapOS2ToWin32Rect(window->getWindowHeight(), (PRECTLOS2)&rectlUpdate, &winRectUpdate);
1557
1558 if (pRectUpdate)
1559 *pRectUpdate = winRectUpdate;
1560
1561 if (hrgnUpdate)
1562 rc = setPMRgnIntoWinRgn (hrgn, hrgnUpdate, window->getWindowHeight());
1563
1564#if 0
1565 //SvL: WinScrollWindow already invalidates the area; no need to do it again
1566 //(call to invalidateRect was wrong; has to include erase flag)
1567 if ((scrollFlag & SW_INVALIDATE_W) &&
1568 ((lComplexity == RGN_RECT) || (lComplexity == RGN_COMPLEX)))
1569 {
1570 rc = InvalidateRect (hwnd, &winRectUpdate, (scrollFlag & SW_ERASE_W) ? 1 : 0);
1571 if (rc == FALSE)
1572 {
1573 return (0);
1574 }
1575 }
1576#endif
1577
1578 switch (lComplexity)
1579 {
1580 case RGN_NULL:
1581 regionType = NULLREGION_W;
1582 break;
1583 case RGN_RECT:
1584 regionType = SIMPLEREGION_W;
1585 break;
1586 case RGN_COMPLEX:
1587 regionType = COMPLEXREGION_W;
1588 break;
1589 default:
1590 regionType = ERROR_W;
1591 break;
1592 }
1593
1594 return (regionType);
1595}
1596//******************************************************************************
1597//******************************************************************************
1598HWND WIN32API WindowFromDC(HDC hdc)
1599{
1600 pDCData pHps = (pDCData)GpiQueryDCData( (HPS)hdc );
1601
1602 dprintf2(("USER32: WindowFromDC %x", hdc));
1603 if ( pHps )
1604 return Win32BaseWindow::OS2ToWin32Handle(pHps->hwnd);
1605 else
1606 return 0;
1607}
1608//******************************************************************************
1609//******************************************************************************
1610BOOL WIN32API ValidateRect( HWND hwnd, const RECT * lprc)
1611{
1612 if(lprc) {
1613 dprintf(("USER32: ValidateRect %x (%d,%d)(%d,%d)", hwnd, lprc->left, lprc->top, lprc->right, lprc->bottom));
1614 }
1615 else dprintf(("USER32: ValidateRect %x", hwnd));
1616
1617 return RedrawWindow( hwnd, lprc, 0, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1618}
1619//******************************************************************************
1620//******************************************************************************
1621BOOL WIN32API ValidateRgn( HWND hwnd, HRGN hrgn)
1622{
1623 dprintf(("USER32: ValidateRgn %x %x", hwnd, hrgn));
1624 return RedrawWindow( hwnd, NULL, hrgn, RDW_VALIDATE_W | RDW_NOCHILDREN_W | (hwnd==0 ? RDW_UPDATENOW_W : 0));
1625}
1626//******************************************************************************
1627//******************************************************************************
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