quartz: Free two assert calls from having side effects.
[wine/testsucceed.git] / dlls / gdi32 / enhmfdrv / init.c
blob292f505fbfaf10933acfee88abfa43eb9c23372d
1 /*
2 * Enhanced MetaFile driver initialisation functions
4 * Copyright 1999 Huw D M Davies
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include <assert.h>
22 #include <stdarg.h>
23 #include <string.h>
25 #include "windef.h"
26 #include "winbase.h"
27 #include "wingdi.h"
28 #include "winnls.h"
29 #include "gdi_private.h"
30 #include "enhmfdrv/enhmetafiledrv.h"
31 #include "wine/debug.h"
33 WINE_DEFAULT_DEBUG_CHANNEL(enhmetafile);
35 static BOOL EMFDRV_DeleteDC( PHYSDEV dev );
37 static const DC_FUNCTIONS EMFDRV_Funcs =
39 NULL, /* pAbortDoc */
40 EMFDRV_AbortPath, /* pAbortPath */
41 NULL, /* pAlphaBlend */
42 NULL, /* pAngleArc */
43 EMFDRV_Arc, /* pArc */
44 NULL, /* pArcTo */
45 EMFDRV_BeginPath, /* pBeginPath */
46 NULL, /* pBlendImage */
47 NULL, /* pChoosePixelFormat */
48 EMFDRV_Chord, /* pChord */
49 EMFDRV_CloseFigure, /* pCloseFigure */
50 NULL, /* pCreateBitmap */
51 NULL, /* pCreateCompatibleDC */
52 NULL, /* pCreateDC */
53 NULL, /* pCreateDIBSection */
54 NULL, /* pDeleteBitmap */
55 EMFDRV_DeleteDC, /* pDeleteDC */
56 EMFDRV_DeleteObject, /* pDeleteObject */
57 NULL, /* pDescribePixelFormat */
58 NULL, /* pDeviceCapabilities */
59 EMFDRV_Ellipse, /* pEllipse */
60 NULL, /* pEndDoc */
61 NULL, /* pEndPage */
62 EMFDRV_EndPath, /* pEndPath */
63 NULL, /* pEnumDeviceFonts */
64 NULL, /* pEnumICMProfiles */
65 EMFDRV_ExcludeClipRect, /* pExcludeClipRect */
66 NULL, /* pExtDeviceMode */
67 NULL, /* pExtEscape */
68 EMFDRV_ExtFloodFill, /* pExtFloodFill */
69 EMFDRV_ExtSelectClipRgn, /* pExtSelectClipRgn */
70 EMFDRV_ExtTextOut, /* pExtTextOut */
71 EMFDRV_FillPath, /* pFillPath */
72 EMFDRV_FillRgn, /* pFillRgn */
73 EMFDRV_FlattenPath, /* pFlattenPath */
74 EMFDRV_FrameRgn, /* pFrameRgn */
75 EMFDRV_GdiComment, /* pGdiComment */
76 NULL, /* pGetCharWidth */
77 EMFDRV_GetDeviceCaps, /* pGetDeviceCaps */
78 NULL, /* pGetDeviceGammaRamp */
79 NULL, /* pGetICMProfile */
80 NULL, /* pGetImage */
81 NULL, /* pGetNearestColor */
82 NULL, /* pGetPixel */
83 NULL, /* pGetPixelFormat */
84 NULL, /* pGetSystemPaletteEntries */
85 NULL, /* pGetTextExtentExPoint */
86 NULL, /* pGetTextMetrics */
87 EMFDRV_IntersectClipRect, /* pIntersectClipRect */
88 EMFDRV_InvertRgn, /* pInvertRgn */
89 EMFDRV_LineTo, /* pLineTo */
90 EMFDRV_ModifyWorldTransform, /* pModifyWorldTransform */
91 EMFDRV_MoveTo, /* pMoveTo */
92 EMFDRV_OffsetClipRgn, /* pOffsetClipRgn */
93 EMFDRV_OffsetViewportOrgEx, /* pOffsetViewportOrgEx */
94 EMFDRV_OffsetWindowOrgEx, /* pOffsetWindowOrgEx */
95 EMFDRV_PaintRgn, /* pPaintRgn */
96 EMFDRV_PatBlt, /* pPatBlt */
97 EMFDRV_Pie, /* pPie */
98 NULL, /* pPolyBezier */
99 NULL, /* pPolyBezierTo */
100 NULL, /* pPolyDraw */
101 EMFDRV_PolyPolygon, /* pPolyPolygon */
102 EMFDRV_PolyPolyline, /* pPolyPolyline */
103 EMFDRV_Polygon, /* pPolygon */
104 EMFDRV_Polyline, /* pPolyline */
105 NULL, /* pPolylineTo */
106 NULL, /* pPutImage */
107 NULL, /* pRealizeDefaultPalette */
108 NULL, /* pRealizePalette */
109 EMFDRV_Rectangle, /* pRectangle */
110 NULL, /* pResetDC */
111 EMFDRV_RestoreDC, /* pRestoreDC */
112 EMFDRV_RoundRect, /* pRoundRect */
113 EMFDRV_SaveDC, /* pSaveDC */
114 EMFDRV_ScaleViewportExtEx, /* pScaleViewportExtEx */
115 EMFDRV_ScaleWindowExtEx, /* pScaleWindowExtEx */
116 EMFDRV_SelectBitmap, /* pSelectBitmap */
117 EMFDRV_SelectBrush, /* pSelectBrush */
118 EMFDRV_SelectClipPath, /* pSelectClipPath */
119 EMFDRV_SelectFont, /* pSelectFont */
120 EMFDRV_SelectPalette, /* pSelectPalette */
121 EMFDRV_SelectPen, /* pSelectPen */
122 EMFDRV_SetArcDirection, /* pSetArcDirection */
123 EMFDRV_SetBkColor, /* pSetBkColor */
124 EMFDRV_SetBkMode, /* pSetBkMode */
125 EMFDRV_SetDCBrushColor, /* pSetDCBrushColor*/
126 EMFDRV_SetDCPenColor, /* pSetDCPenColor*/
127 NULL, /* pSetDIBColorTable */
128 EMFDRV_SetDIBitsToDevice, /* pSetDIBitsToDevice */
129 NULL, /* pSetDeviceClipping */
130 NULL, /* pSetDeviceGammaRamp */
131 EMFDRV_SetLayout, /* pSetLayout */
132 EMFDRV_SetMapMode, /* pSetMapMode */
133 EMFDRV_SetMapperFlags, /* pSetMapperFlags */
134 EMFDRV_SetPixel, /* pSetPixel */
135 NULL, /* pSetPixelFormat */
136 EMFDRV_SetPolyFillMode, /* pSetPolyFillMode */
137 EMFDRV_SetROP2, /* pSetROP2 */
138 NULL, /* pSetRelAbs */
139 EMFDRV_SetStretchBltMode, /* pSetStretchBltMode */
140 EMFDRV_SetTextAlign, /* pSetTextAlign */
141 NULL, /* pSetTextCharacterExtra */
142 EMFDRV_SetTextColor, /* pSetTextColor */
143 EMFDRV_SetTextJustification, /* pSetTextJustification */
144 EMFDRV_SetViewportExtEx, /* pSetViewportExtEx */
145 EMFDRV_SetViewportOrgEx, /* pSetViewportOrgEx */
146 EMFDRV_SetWindowExtEx, /* pSetWindowExtEx */
147 EMFDRV_SetWindowOrgEx, /* pSetWindowOrgEx */
148 EMFDRV_SetWorldTransform, /* pSetWorldTransform */
149 NULL, /* pStartDoc */
150 NULL, /* pStartPage */
151 EMFDRV_StretchBlt, /* pStretchBlt */
152 EMFDRV_StretchDIBits, /* pStretchDIBits */
153 EMFDRV_StrokeAndFillPath, /* pStrokeAndFillPath */
154 EMFDRV_StrokePath, /* pStrokePath */
155 NULL, /* pSwapBuffers */
156 NULL, /* pUnrealizePalette */
157 EMFDRV_WidenPath /* pWidenPath */
161 /**********************************************************************
162 * EMFDRV_DeleteDC
164 static BOOL EMFDRV_DeleteDC( PHYSDEV dev )
166 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
167 UINT index;
169 if (physDev->emh) HeapFree( GetProcessHeap(), 0, physDev->emh );
170 for(index = 0; index < physDev->handles_size; index++)
171 if(physDev->handles[index])
172 GDI_hdc_not_using_object(physDev->handles[index], dev->hdc);
173 HeapFree( GetProcessHeap(), 0, physDev->handles );
174 HeapFree( GetProcessHeap(), 0, physDev );
175 return TRUE;
179 /******************************************************************
180 * EMFDRV_WriteRecord
182 * Warning: this function can change the pointer to the metafile header.
184 BOOL EMFDRV_WriteRecord( PHYSDEV dev, EMR *emr )
186 DWORD len;
187 ENHMETAHEADER *emh;
188 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
190 TRACE("record %d, size %d %s\n",
191 emr->iType, emr->nSize, physDev->hFile ? "(to disk)" : "");
193 assert( !(emr->nSize & 3) );
195 physDev->emh->nBytes += emr->nSize;
196 physDev->emh->nRecords++;
198 if(physDev->hFile) {
199 if (!WriteFile(physDev->hFile, emr, emr->nSize, NULL, NULL))
200 return FALSE;
201 } else {
202 DWORD nEmfSize = HeapSize(GetProcessHeap(), 0, physDev->emh);
203 len = physDev->emh->nBytes;
204 if (len > nEmfSize) {
205 nEmfSize += (nEmfSize / 2) + emr->nSize;
206 emh = HeapReAlloc(GetProcessHeap(), 0, physDev->emh, nEmfSize);
207 if (!emh) return FALSE;
208 physDev->emh = emh;
210 memcpy((CHAR *)physDev->emh + physDev->emh->nBytes - emr->nSize, emr,
211 emr->nSize);
213 return TRUE;
217 /******************************************************************
218 * EMFDRV_UpdateBBox
220 void EMFDRV_UpdateBBox( PHYSDEV dev, RECTL *rect )
222 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
223 RECTL *bounds = &physDev->emh->rclBounds;
224 RECTL vportRect = *rect;
226 LPtoDP( dev->hdc, (LPPOINT)&vportRect, 2 );
228 /* The coordinate systems may be mirrored
229 (LPtoDP handles points, not rectangles) */
230 if (vportRect.left > vportRect.right)
232 LONG temp = vportRect.right;
233 vportRect.right = vportRect.left;
234 vportRect.left = temp;
236 if (vportRect.top > vportRect.bottom)
238 LONG temp = vportRect.bottom;
239 vportRect.bottom = vportRect.top;
240 vportRect.top = temp;
243 if (bounds->left > bounds->right)
245 /* first bounding rectangle */
246 *bounds = vportRect;
248 else
250 bounds->left = min(bounds->left, vportRect.left);
251 bounds->top = min(bounds->top, vportRect.top);
252 bounds->right = max(bounds->right, vportRect.right);
253 bounds->bottom = max(bounds->bottom, vportRect.bottom);
257 /**********************************************************************
258 * CreateEnhMetaFileA (GDI32.@)
260 HDC WINAPI CreateEnhMetaFileA(
261 HDC hdc, /* [in] optional reference DC */
262 LPCSTR filename, /* [in] optional filename for disk metafiles */
263 const RECT *rect, /* [in] optional bounding rectangle */
264 LPCSTR description /* [in] optional description */
267 LPWSTR filenameW = NULL;
268 LPWSTR descriptionW = NULL;
269 HDC hReturnDC;
270 DWORD len1, len2, total;
272 if(filename)
274 total = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
275 filenameW = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) );
276 MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, total );
278 if(description) {
279 len1 = strlen(description);
280 len2 = strlen(description + len1 + 1);
281 total = MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, NULL, 0 );
282 descriptionW = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) );
283 MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, descriptionW, total );
286 hReturnDC = CreateEnhMetaFileW(hdc, filenameW, rect, descriptionW);
288 HeapFree( GetProcessHeap(), 0, filenameW );
289 HeapFree( GetProcessHeap(), 0, descriptionW );
291 return hReturnDC;
294 /**********************************************************************
295 * CreateEnhMetaFileW (GDI32.@)
297 HDC WINAPI CreateEnhMetaFileW(
298 HDC hdc, /* [in] optional reference DC */
299 LPCWSTR filename, /* [in] optional filename for disk metafiles */
300 const RECT* rect, /* [in] optional bounding rectangle */
301 LPCWSTR description /* [in] optional description */
304 static const WCHAR displayW[] = {'D','I','S','P','L','A','Y',0};
305 HDC ret;
306 DC *dc;
307 HDC hRefDC = hdc ? hdc : CreateDCW(displayW,NULL,NULL,NULL);
308 /* If no ref, use current display */
309 EMFDRV_PDEVICE *physDev;
310 HANDLE hFile;
311 DWORD size = 0, length = 0;
313 TRACE("%s\n", debugstr_w(filename) );
315 if (!(dc = alloc_dc_ptr( OBJ_ENHMETADC ))) return 0;
317 physDev = HeapAlloc(GetProcessHeap(),0,sizeof(*physDev));
318 if (!physDev) {
319 free_dc_ptr( dc );
320 return 0;
322 if(description) { /* App name\0Title\0\0 */
323 length = lstrlenW(description);
324 length += lstrlenW(description + length + 1);
325 length += 3;
326 length *= 2;
328 size = sizeof(ENHMETAHEADER) + (length + 3) / 4 * 4;
330 if (!(physDev->emh = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size))) {
331 HeapFree( GetProcessHeap(), 0, physDev );
332 free_dc_ptr( dc );
333 return 0;
336 push_dc_driver( &dc->physDev, &physDev->dev, &EMFDRV_Funcs );
338 physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0]));
339 physDev->handles_size = HANDLE_LIST_INC;
340 physDev->cur_handles = 1;
341 physDev->hFile = 0;
342 physDev->dc_brush = 0;
343 physDev->dc_pen = 0;
344 physDev->horzres = GetDeviceCaps(hRefDC, HORZRES);
345 physDev->vertres = GetDeviceCaps(hRefDC, VERTRES);
346 physDev->logpixelsx = GetDeviceCaps(hRefDC, LOGPIXELSX);
347 physDev->logpixelsy = GetDeviceCaps(hRefDC, LOGPIXELSY);
348 physDev->horzsize = GetDeviceCaps(hRefDC, HORZSIZE);
349 physDev->vertsize = GetDeviceCaps(hRefDC, VERTSIZE);
350 physDev->bitspixel = GetDeviceCaps(hRefDC, BITSPIXEL);
351 physDev->textcaps = GetDeviceCaps(hRefDC, TEXTCAPS);
352 physDev->rastercaps = GetDeviceCaps(hRefDC, RASTERCAPS);
353 physDev->technology = GetDeviceCaps(hRefDC, TECHNOLOGY);
354 physDev->planes = GetDeviceCaps(hRefDC, PLANES);
355 physDev->numcolors = GetDeviceCaps(hRefDC, NUMCOLORS);
356 physDev->restoring = 0;
358 SetVirtualResolution(physDev->dev.hdc, 0, 0, 0, 0);
360 physDev->emh->iType = EMR_HEADER;
361 physDev->emh->nSize = size;
363 physDev->emh->rclBounds.left = physDev->emh->rclBounds.top = 0;
364 physDev->emh->rclBounds.right = physDev->emh->rclBounds.bottom = -1;
366 if(rect) {
367 physDev->emh->rclFrame.left = rect->left;
368 physDev->emh->rclFrame.top = rect->top;
369 physDev->emh->rclFrame.right = rect->right;
370 physDev->emh->rclFrame.bottom = rect->bottom;
371 } else { /* Set this to {0,0 - -1,-1} and update it at the end */
372 physDev->emh->rclFrame.left = physDev->emh->rclFrame.top = 0;
373 physDev->emh->rclFrame.right = physDev->emh->rclFrame.bottom = -1;
376 physDev->emh->dSignature = ENHMETA_SIGNATURE;
377 physDev->emh->nVersion = 0x10000;
378 physDev->emh->nBytes = physDev->emh->nSize;
379 physDev->emh->nRecords = 1;
380 physDev->emh->nHandles = 1;
382 physDev->emh->sReserved = 0; /* According to docs, this is reserved and must be 0 */
383 physDev->emh->nDescription = length / 2;
385 physDev->emh->offDescription = length ? sizeof(ENHMETAHEADER) : 0;
387 physDev->emh->nPalEntries = 0; /* I guess this should start at 0 */
389 /* Size in pixels */
390 physDev->emh->szlDevice.cx = physDev->horzres;
391 physDev->emh->szlDevice.cy = physDev->vertres;
393 /* Size in millimeters */
394 physDev->emh->szlMillimeters.cx = physDev->horzsize;
395 physDev->emh->szlMillimeters.cy = physDev->vertsize;
397 /* Size in micrometers */
398 physDev->emh->szlMicrometers.cx = physDev->horzsize * 1000;
399 physDev->emh->szlMicrometers.cy = physDev->vertsize * 1000;
401 memcpy((char *)physDev->emh + sizeof(ENHMETAHEADER), description, length);
403 if (filename) /* disk based metafile */
405 if ((hFile = CreateFileW(filename, GENERIC_WRITE | GENERIC_READ, 0,
406 NULL, CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) {
407 free_dc_ptr( dc );
408 return 0;
410 if (!WriteFile( hFile, physDev->emh, size, NULL, NULL )) {
411 free_dc_ptr( dc );
412 return 0;
414 physDev->hFile = hFile;
417 TRACE("returning %p\n", physDev->dev.hdc);
418 ret = physDev->dev.hdc;
419 release_dc_ptr( dc );
421 if( !hdc )
422 DeleteDC( hRefDC );
424 return ret;
427 /******************************************************************
428 * CloseEnhMetaFile (GDI32.@)
430 HENHMETAFILE WINAPI CloseEnhMetaFile(HDC hdc) /* [in] metafile DC */
432 HENHMETAFILE hmf;
433 EMFDRV_PDEVICE *physDev;
434 DC *dc;
435 EMREOF emr;
436 HANDLE hMapping = 0;
438 TRACE("(%p)\n", hdc );
440 if (!(dc = get_dc_ptr( hdc ))) return NULL;
441 if (dc->header.type != OBJ_ENHMETADC)
443 release_dc_ptr( dc );
444 return NULL;
446 if (dc->refcount != 1)
448 FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount );
449 release_dc_ptr( dc );
450 return NULL;
452 physDev = (EMFDRV_PDEVICE *)dc->physDev;
454 if(dc->saveLevel)
455 RestoreDC(hdc, 1);
457 if (physDev->dc_brush) DeleteObject( physDev->dc_brush );
458 if (physDev->dc_pen) DeleteObject( physDev->dc_pen );
460 emr.emr.iType = EMR_EOF;
461 emr.emr.nSize = sizeof(emr);
462 emr.nPalEntries = 0;
463 emr.offPalEntries = FIELD_OFFSET(EMREOF, nSizeLast);
464 emr.nSizeLast = emr.emr.nSize;
465 EMFDRV_WriteRecord( dc->physDev, &emr.emr );
467 /* Update rclFrame if not initialized in CreateEnhMetaFile */
468 if(physDev->emh->rclFrame.left > physDev->emh->rclFrame.right) {
469 physDev->emh->rclFrame.left = physDev->emh->rclBounds.left *
470 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
471 physDev->emh->rclFrame.top = physDev->emh->rclBounds.top *
472 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
473 physDev->emh->rclFrame.right = physDev->emh->rclBounds.right *
474 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
475 physDev->emh->rclFrame.bottom = physDev->emh->rclBounds.bottom *
476 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
479 if (physDev->hFile) /* disk based metafile */
481 if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0)
483 CloseHandle( physDev->hFile );
484 free_dc_ptr( dc );
485 return 0;
488 if (!WriteFile(physDev->hFile, physDev->emh, sizeof(*physDev->emh),
489 NULL, NULL))
491 CloseHandle( physDev->hFile );
492 free_dc_ptr( dc );
493 return 0;
495 HeapFree( GetProcessHeap(), 0, physDev->emh );
496 hMapping = CreateFileMappingA(physDev->hFile, NULL, PAGE_READONLY, 0,
497 0, NULL);
498 TRACE("hMapping = %p\n", hMapping );
499 physDev->emh = MapViewOfFile(hMapping, FILE_MAP_READ, 0, 0, 0);
500 TRACE("view = %p\n", physDev->emh );
501 CloseHandle( hMapping );
502 CloseHandle( physDev->hFile );
505 hmf = EMF_Create_HENHMETAFILE( physDev->emh, (physDev->hFile != 0) );
506 physDev->emh = NULL; /* So it won't be deleted */
507 free_dc_ptr( dc );
508 return hmf;