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gdi32/tests: Add tests for 1-bpp DDB pattern brushes.
[wine/multimedia.git] / dlls / gdi32 / enhmfdrv / init.c
blobf4fa4d3d9c71ad2c4b43f1dbed87da2b3132b716
1 /*
2 * Enhanced MetaFile driver initialisation functions
3 *
4 * Copyright 1999 Huw D M Davies
5 *
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.
10 *
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.
15 *
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
19 */
20
21 #include <assert.h>
22 #include <stdarg.h>
23 #include <string.h>
24
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"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(enhmetafile);
34
35 static BOOL EMFDRV_DeleteDC( PHYSDEV dev );
36
37 static const struct gdi_dc_funcs EMFDRV_Funcs =
38 {
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, /* pCopyBitmap */
51 NULL, /* pCreateBitmap */
52 NULL, /* pCreateCompatibleDC */
53 NULL, /* pCreateDC */
54 NULL, /* pCreateDIBSection */
55 NULL, /* pDeleteBitmap */
56 EMFDRV_DeleteDC, /* pDeleteDC */
57 EMFDRV_DeleteObject, /* pDeleteObject */
58 NULL, /* pDescribePixelFormat */
59 NULL, /* pDeviceCapabilities */
60 EMFDRV_Ellipse, /* pEllipse */
61 NULL, /* pEndDoc */
62 NULL, /* pEndPage */
63 EMFDRV_EndPath, /* pEndPath */
64 NULL, /* pEnumFonts */
65 NULL, /* pEnumICMProfiles */
66 EMFDRV_ExcludeClipRect, /* pExcludeClipRect */
67 NULL, /* pExtDeviceMode */
68 NULL, /* pExtEscape */
69 EMFDRV_ExtFloodFill, /* pExtFloodFill */
70 EMFDRV_ExtSelectClipRgn, /* pExtSelectClipRgn */
71 EMFDRV_ExtTextOut, /* pExtTextOut */
72 EMFDRV_FillPath, /* pFillPath */
73 EMFDRV_FillRgn, /* pFillRgn */
74 EMFDRV_FlattenPath, /* pFlattenPath */
75 NULL, /* pFontIsLinked */
76 EMFDRV_FrameRgn, /* pFrameRgn */
77 EMFDRV_GdiComment, /* pGdiComment */
78 NULL, /* pGdiRealizationInfo */
79 NULL, /* pGetCharABCWidths */
80 NULL, /* pGetCharABCWidthsI */
81 NULL, /* pGetCharWidth */
82 EMFDRV_GetDeviceCaps, /* pGetDeviceCaps */
83 NULL, /* pGetDeviceGammaRamp */
84 NULL, /* pGetFontData */
85 NULL, /* pGetFontUnicodeRanges */
86 NULL, /* pGetGlyphIndices */
87 NULL, /* pGetGlyphOutline */
88 NULL, /* pGetICMProfile */
89 NULL, /* pGetImage */
90 NULL, /* pGetKerningPairs */
91 NULL, /* pGetNearestColor */
92 NULL, /* pGetOutlineTextMetrics */
93 NULL, /* pGetPixel */
94 NULL, /* pGetPixelFormat */
95 NULL, /* pGetSystemPaletteEntries */
96 NULL, /* pGetTextCharsetInfo */
97 NULL, /* pGetTextExtentExPoint */
98 NULL, /* pGetTextExtentExPointI */
99 NULL, /* pGetTextFace */
100 NULL, /* pGetTextMetrics */
101 NULL, /* pGradientFill */
102 EMFDRV_IntersectClipRect, /* pIntersectClipRect */
103 EMFDRV_InvertRgn, /* pInvertRgn */
104 EMFDRV_LineTo, /* pLineTo */
105 EMFDRV_ModifyWorldTransform, /* pModifyWorldTransform */
106 EMFDRV_MoveTo, /* pMoveTo */
107 EMFDRV_OffsetClipRgn, /* pOffsetClipRgn */
108 EMFDRV_OffsetViewportOrgEx, /* pOffsetViewportOrgEx */
109 EMFDRV_OffsetWindowOrgEx, /* pOffsetWindowOrgEx */
110 EMFDRV_PaintRgn, /* pPaintRgn */
111 EMFDRV_PatBlt, /* pPatBlt */
112 EMFDRV_Pie, /* pPie */
113 NULL, /* pPolyBezier */
114 NULL, /* pPolyBezierTo */
115 NULL, /* pPolyDraw */
116 EMFDRV_PolyPolygon, /* pPolyPolygon */
117 EMFDRV_PolyPolyline, /* pPolyPolyline */
118 EMFDRV_Polygon, /* pPolygon */
119 EMFDRV_Polyline, /* pPolyline */
120 NULL, /* pPolylineTo */
121 NULL, /* pPutImage */
122 NULL, /* pRealizeDefaultPalette */
123 NULL, /* pRealizePalette */
124 EMFDRV_Rectangle, /* pRectangle */
125 NULL, /* pResetDC */
126 EMFDRV_RestoreDC, /* pRestoreDC */
127 EMFDRV_RoundRect, /* pRoundRect */
128 EMFDRV_SaveDC, /* pSaveDC */
129 EMFDRV_ScaleViewportExtEx, /* pScaleViewportExtEx */
130 EMFDRV_ScaleWindowExtEx, /* pScaleWindowExtEx */
131 EMFDRV_SelectBitmap, /* pSelectBitmap */
132 EMFDRV_SelectBrush, /* pSelectBrush */
133 EMFDRV_SelectClipPath, /* pSelectClipPath */
134 EMFDRV_SelectFont, /* pSelectFont */
135 EMFDRV_SelectPalette, /* pSelectPalette */
136 EMFDRV_SelectPen, /* pSelectPen */
137 EMFDRV_SetArcDirection, /* pSetArcDirection */
138 EMFDRV_SetBkColor, /* pSetBkColor */
139 EMFDRV_SetBkMode, /* pSetBkMode */
140 EMFDRV_SetDCBrushColor, /* pSetDCBrushColor*/
141 EMFDRV_SetDCPenColor, /* pSetDCPenColor*/
142 NULL, /* pSetDIBColorTable */
143 EMFDRV_SetDIBitsToDevice, /* pSetDIBitsToDevice */
144 NULL, /* pSetDeviceClipping */
145 NULL, /* pSetDeviceGammaRamp */
146 EMFDRV_SetLayout, /* pSetLayout */
147 EMFDRV_SetMapMode, /* pSetMapMode */
148 EMFDRV_SetMapperFlags, /* pSetMapperFlags */
149 EMFDRV_SetPixel, /* pSetPixel */
150 NULL, /* pSetPixelFormat */
151 EMFDRV_SetPolyFillMode, /* pSetPolyFillMode */
152 EMFDRV_SetROP2, /* pSetROP2 */
153 NULL, /* pSetRelAbs */
154 EMFDRV_SetStretchBltMode, /* pSetStretchBltMode */
155 EMFDRV_SetTextAlign, /* pSetTextAlign */
156 NULL, /* pSetTextCharacterExtra */
157 EMFDRV_SetTextColor, /* pSetTextColor */
158 EMFDRV_SetTextJustification, /* pSetTextJustification */
159 EMFDRV_SetViewportExtEx, /* pSetViewportExtEx */
160 EMFDRV_SetViewportOrgEx, /* pSetViewportOrgEx */
161 EMFDRV_SetWindowExtEx, /* pSetWindowExtEx */
162 EMFDRV_SetWindowOrgEx, /* pSetWindowOrgEx */
163 EMFDRV_SetWorldTransform, /* pSetWorldTransform */
164 NULL, /* pStartDoc */
165 NULL, /* pStartPage */
166 EMFDRV_StretchBlt, /* pStretchBlt */
167 EMFDRV_StretchDIBits, /* pStretchDIBits */
168 EMFDRV_StrokeAndFillPath, /* pStrokeAndFillPath */
169 EMFDRV_StrokePath, /* pStrokePath */
170 NULL, /* pSwapBuffers */
171 NULL, /* pUnrealizePalette */
172 EMFDRV_WidenPath /* pWidenPath */
173 };
174
175
176 /**********************************************************************
177 * EMFDRV_DeleteDC
178 */
179 static BOOL EMFDRV_DeleteDC( PHYSDEV dev )
180 {
181 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
182 UINT index;
183
184 if (physDev->emh) HeapFree( GetProcessHeap(), 0, physDev->emh );
185 for(index = 0; index < physDev->handles_size; index++)
186 if(physDev->handles[index])
187 GDI_hdc_not_using_object(physDev->handles[index], dev->hdc);
188 HeapFree( GetProcessHeap(), 0, physDev->handles );
189 HeapFree( GetProcessHeap(), 0, physDev );
190 return TRUE;
191 }
192
193
194 /******************************************************************
195 * EMFDRV_WriteRecord
196 *
197 * Warning: this function can change the pointer to the metafile header.
198 */
199 BOOL EMFDRV_WriteRecord( PHYSDEV dev, EMR *emr )
200 {
201 DWORD len;
202 ENHMETAHEADER *emh;
203 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
204
205 TRACE("record %d, size %d %s\n",
206 emr->iType, emr->nSize, physDev->hFile ? "(to disk)" : "");
207
208 assert( !(emr->nSize & 3) );
209
210 physDev->emh->nBytes += emr->nSize;
211 physDev->emh->nRecords++;
212
213 if(physDev->hFile) {
214 if (!WriteFile(physDev->hFile, emr, emr->nSize, NULL, NULL))
215 return FALSE;
216 } else {
217 DWORD nEmfSize = HeapSize(GetProcessHeap(), 0, physDev->emh);
218 len = physDev->emh->nBytes;
219 if (len > nEmfSize) {
220 nEmfSize += (nEmfSize / 2) + emr->nSize;
221 emh = HeapReAlloc(GetProcessHeap(), 0, physDev->emh, nEmfSize);
222 if (!emh) return FALSE;
223 physDev->emh = emh;
224 }
225 memcpy((CHAR *)physDev->emh + physDev->emh->nBytes - emr->nSize, emr,
226 emr->nSize);
227 }
228 return TRUE;
229 }
230
231
232 /******************************************************************
233 * EMFDRV_UpdateBBox
234 */
235 void EMFDRV_UpdateBBox( PHYSDEV dev, RECTL *rect )
236 {
237 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dev;
238 RECTL *bounds = &physDev->emh->rclBounds;
239 RECTL vportRect = *rect;
240
241 LPtoDP( dev->hdc, (LPPOINT)&vportRect, 2 );
242
243 /* The coordinate systems may be mirrored
244 (LPtoDP handles points, not rectangles) */
245 if (vportRect.left > vportRect.right)
246 {
247 LONG temp = vportRect.right;
248 vportRect.right = vportRect.left;
249 vportRect.left = temp;
250 }
251 if (vportRect.top > vportRect.bottom)
252 {
253 LONG temp = vportRect.bottom;
254 vportRect.bottom = vportRect.top;
255 vportRect.top = temp;
256 }
257
258 if (bounds->left > bounds->right)
259 {
260 /* first bounding rectangle */
261 *bounds = vportRect;
262 }
263 else
264 {
265 bounds->left = min(bounds->left, vportRect.left);
266 bounds->top = min(bounds->top, vportRect.top);
267 bounds->right = max(bounds->right, vportRect.right);
268 bounds->bottom = max(bounds->bottom, vportRect.bottom);
269 }
270 }
271
272 /**********************************************************************
273 * CreateEnhMetaFileA (GDI32.@)
274 */
275 HDC WINAPI CreateEnhMetaFileA(
276 HDC hdc, /* [in] optional reference DC */
277 LPCSTR filename, /* [in] optional filename for disk metafiles */
278 const RECT *rect, /* [in] optional bounding rectangle */
279 LPCSTR description /* [in] optional description */
280 )
281 {
282 LPWSTR filenameW = NULL;
283 LPWSTR descriptionW = NULL;
284 HDC hReturnDC;
285 DWORD len1, len2, total;
286
287 if(filename)
288 {
289 total = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
290 filenameW = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) );
291 MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, total );
292 }
293 if(description) {
294 len1 = strlen(description);
295 len2 = strlen(description + len1 + 1);
296 total = MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, NULL, 0 );
297 descriptionW = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) );
298 MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, descriptionW, total );
299 }
300
301 hReturnDC = CreateEnhMetaFileW(hdc, filenameW, rect, descriptionW);
302
303 HeapFree( GetProcessHeap(), 0, filenameW );
304 HeapFree( GetProcessHeap(), 0, descriptionW );
305
306 return hReturnDC;
307 }
308
309 /**********************************************************************
310 * CreateEnhMetaFileW (GDI32.@)
311 */
312 HDC WINAPI CreateEnhMetaFileW(
313 HDC hdc, /* [in] optional reference DC */
314 LPCWSTR filename, /* [in] optional filename for disk metafiles */
315 const RECT* rect, /* [in] optional bounding rectangle */
316 LPCWSTR description /* [in] optional description */
317 )
318 {
319 static const WCHAR displayW[] = {'D','I','S','P','L','A','Y',0};
320 HDC ret;
321 DC *dc;
322 HDC hRefDC = hdc ? hdc : CreateDCW(displayW,NULL,NULL,NULL);
323 /* If no ref, use current display */
324 EMFDRV_PDEVICE *physDev;
325 HANDLE hFile;
326 DWORD size = 0, length = 0;
327
328 TRACE("%s\n", debugstr_w(filename) );
329
330 if (!(dc = alloc_dc_ptr( OBJ_ENHMETADC ))) return 0;
331
332 physDev = HeapAlloc(GetProcessHeap(),0,sizeof(*physDev));
333 if (!physDev) {
334 free_dc_ptr( dc );
335 return 0;
336 }
337 if(description) { /* App name\0Title\0\0 */
338 length = lstrlenW(description);
339 length += lstrlenW(description + length + 1);
340 length += 3;
341 length *= 2;
342 }
343 size = sizeof(ENHMETAHEADER) + (length + 3) / 4 * 4;
344
345 if (!(physDev->emh = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size))) {
346 HeapFree( GetProcessHeap(), 0, physDev );
347 free_dc_ptr( dc );
348 return 0;
349 }
350
351 push_dc_driver( &dc->physDev, &physDev->dev, &EMFDRV_Funcs );
352
353 physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0]));
354 physDev->handles_size = HANDLE_LIST_INC;
355 physDev->cur_handles = 1;
356 physDev->hFile = 0;
357 physDev->dc_brush = 0;
358 physDev->dc_pen = 0;
359 physDev->horzres = GetDeviceCaps(hRefDC, HORZRES);
360 physDev->vertres = GetDeviceCaps(hRefDC, VERTRES);
361 physDev->logpixelsx = GetDeviceCaps(hRefDC, LOGPIXELSX);
362 physDev->logpixelsy = GetDeviceCaps(hRefDC, LOGPIXELSY);
363 physDev->horzsize = GetDeviceCaps(hRefDC, HORZSIZE);
364 physDev->vertsize = GetDeviceCaps(hRefDC, VERTSIZE);
365 physDev->bitspixel = GetDeviceCaps(hRefDC, BITSPIXEL);
366 physDev->textcaps = GetDeviceCaps(hRefDC, TEXTCAPS);
367 physDev->rastercaps = GetDeviceCaps(hRefDC, RASTERCAPS);
368 physDev->technology = GetDeviceCaps(hRefDC, TECHNOLOGY);
369 physDev->planes = GetDeviceCaps(hRefDC, PLANES);
370 physDev->numcolors = GetDeviceCaps(hRefDC, NUMCOLORS);
371 physDev->restoring = 0;
372
373 SetVirtualResolution(physDev->dev.hdc, 0, 0, 0, 0);
374
375 physDev->emh->iType = EMR_HEADER;
376 physDev->emh->nSize = size;
377
378 physDev->emh->rclBounds.left = physDev->emh->rclBounds.top = 0;
379 physDev->emh->rclBounds.right = physDev->emh->rclBounds.bottom = -1;
380
381 if(rect) {
382 physDev->emh->rclFrame.left = rect->left;
383 physDev->emh->rclFrame.top = rect->top;
384 physDev->emh->rclFrame.right = rect->right;
385 physDev->emh->rclFrame.bottom = rect->bottom;
386 } else { /* Set this to {0,0 - -1,-1} and update it at the end */
387 physDev->emh->rclFrame.left = physDev->emh->rclFrame.top = 0;
388 physDev->emh->rclFrame.right = physDev->emh->rclFrame.bottom = -1;
389 }
390
391 physDev->emh->dSignature = ENHMETA_SIGNATURE;
392 physDev->emh->nVersion = 0x10000;
393 physDev->emh->nBytes = physDev->emh->nSize;
394 physDev->emh->nRecords = 1;
395 physDev->emh->nHandles = 1;
396
397 physDev->emh->sReserved = 0; /* According to docs, this is reserved and must be 0 */
398 physDev->emh->nDescription = length / 2;
399
400 physDev->emh->offDescription = length ? sizeof(ENHMETAHEADER) : 0;
401
402 physDev->emh->nPalEntries = 0; /* I guess this should start at 0 */
403
404 /* Size in pixels */
405 physDev->emh->szlDevice.cx = physDev->horzres;
406 physDev->emh->szlDevice.cy = physDev->vertres;
407
408 /* Size in millimeters */
409 physDev->emh->szlMillimeters.cx = physDev->horzsize;
410 physDev->emh->szlMillimeters.cy = physDev->vertsize;
411
412 /* Size in micrometers */
413 physDev->emh->szlMicrometers.cx = physDev->horzsize * 1000;
414 physDev->emh->szlMicrometers.cy = physDev->vertsize * 1000;
415
416 memcpy((char *)physDev->emh + sizeof(ENHMETAHEADER), description, length);
417
418 if (filename) /* disk based metafile */
419 {
420 if ((hFile = CreateFileW(filename, GENERIC_WRITE | GENERIC_READ, 0,
421 NULL, CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) {
422 free_dc_ptr( dc );
423 return 0;
424 }
425 if (!WriteFile( hFile, physDev->emh, size, NULL, NULL )) {
426 free_dc_ptr( dc );
427 return 0;
428 }
429 physDev->hFile = hFile;
430 }
431
432 TRACE("returning %p\n", physDev->dev.hdc);
433 ret = physDev->dev.hdc;
434 release_dc_ptr( dc );
435
436 if( !hdc )
437 DeleteDC( hRefDC );
438
439 return ret;
440 }
441
442 /******************************************************************
443 * CloseEnhMetaFile (GDI32.@)
444 */
445 HENHMETAFILE WINAPI CloseEnhMetaFile(HDC hdc) /* [in] metafile DC */
446 {
447 HENHMETAFILE hmf;
448 EMFDRV_PDEVICE *physDev;
449 DC *dc;
450 EMREOF emr;
451 HANDLE hMapping = 0;
452
453 TRACE("(%p)\n", hdc );
454
455 if (!(dc = get_dc_ptr( hdc ))) return NULL;
456 if (dc->header.type != OBJ_ENHMETADC)
457 {
458 release_dc_ptr( dc );
459 return NULL;
460 }
461 if (dc->refcount != 1)
462 {
463 FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount );
464 release_dc_ptr( dc );
465 return NULL;
466 }
467 physDev = (EMFDRV_PDEVICE *)dc->physDev;
468
469 if(dc->saveLevel)
470 RestoreDC(hdc, 1);
471
472 if (physDev->dc_brush) DeleteObject( physDev->dc_brush );
473 if (physDev->dc_pen) DeleteObject( physDev->dc_pen );
474
475 emr.emr.iType = EMR_EOF;
476 emr.emr.nSize = sizeof(emr);
477 emr.nPalEntries = 0;
478 emr.offPalEntries = FIELD_OFFSET(EMREOF, nSizeLast);
479 emr.nSizeLast = emr.emr.nSize;
480 EMFDRV_WriteRecord( dc->physDev, &emr.emr );
481
482 /* Update rclFrame if not initialized in CreateEnhMetaFile */
483 if(physDev->emh->rclFrame.left > physDev->emh->rclFrame.right) {
484 physDev->emh->rclFrame.left = physDev->emh->rclBounds.left *
485 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
486 physDev->emh->rclFrame.top = physDev->emh->rclBounds.top *
487 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
488 physDev->emh->rclFrame.right = physDev->emh->rclBounds.right *
489 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
490 physDev->emh->rclFrame.bottom = physDev->emh->rclBounds.bottom *
491 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
492 }
493
494 if (physDev->hFile) /* disk based metafile */
495 {
496 if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0)
497 {
498 CloseHandle( physDev->hFile );
499 free_dc_ptr( dc );
500 return 0;
501 }
502
503 if (!WriteFile(physDev->hFile, physDev->emh, sizeof(*physDev->emh),
504 NULL, NULL))
505 {
506 CloseHandle( physDev->hFile );
507 free_dc_ptr( dc );
508 return 0;
509 }
510 HeapFree( GetProcessHeap(), 0, physDev->emh );
511 hMapping = CreateFileMappingA(physDev->hFile, NULL, PAGE_READONLY, 0,
512 0, NULL);
513 TRACE("hMapping = %p\n", hMapping );
514 physDev->emh = MapViewOfFile(hMapping, FILE_MAP_READ, 0, 0, 0);
515 TRACE("view = %p\n", physDev->emh );
516 CloseHandle( hMapping );
517 CloseHandle( physDev->hFile );
518 }
519
520 hmf = EMF_Create_HENHMETAFILE( physDev->emh, (physDev->hFile != 0) );
521 physDev->emh = NULL; /* So it won't be deleted */
522 free_dc_ptr( dc );
523 return hmf;
524 }
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