?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Handle spaces properly when restarting winelauncher for debug.
[wine.git] / graphics / enhmetafiledrv / init.c
blobb807b3a8e40e10445ccb5bfcb5d25db700a8c13d
1 /*
2 * Enhanced MetaFile driver initialisation functions
3 *
4 * Copyright 1999 Huw D M Davies
5 */
6
7 #include <string.h>
8
9 #include "windef.h"
10 #include "wingdi.h"
11 #include "gdi.h"
12 #include "heap.h"
13 #include "enhmetafile.h"
14 #include "enhmetafiledrv.h"
15 #include "debugtools.h"
16
17 DEFAULT_DEBUG_CHANNEL(enhmetafile);
18
19 static const DC_FUNCTIONS EMFDRV_Funcs =
20 {
21 NULL, /* pAbortDoc */
22 EMFDRV_AbortPath, /* pAbortPath */
23 NULL, /* pAngleArc */
24 EMFDRV_Arc, /* pArc */
25 NULL, /* pArcTo */
26 EMFDRV_BeginPath, /* pBeginPath */
27 NULL, /* pBitBlt */
28 NULL, /* pBitmapBits */
29 NULL, /* pChoosePixelFormat */
30 EMFDRV_Chord, /* pChord */
31 EMFDRV_CloseFigure, /* pCloseFigure */
32 NULL, /* pCreateBitmap */
33 NULL, /* no implementation */ /* pCreateDC */
34 NULL, /* pCreateDIBSection */
35 NULL, /* pCreateDIBSection16 */
36 NULL, /* no implementation */ /* pDeleteDC */
37 NULL, /* pDeleteObject */
38 NULL, /* pDescribePixelFormat */
39 NULL, /* pDeviceCapabilities */
40 EMFDRV_Ellipse, /* pEllipse */
41 NULL, /* pEndDoc */
42 NULL, /* pEndPage */
43 EMFDRV_EndPath, /* pEndPath */
44 NULL, /* pEnumDeviceFonts */
45 NULL, /* pEscape */
46 EMFDRV_ExcludeClipRect, /* pExcludeClipRect */
47 NULL, /* pExtDeviceMode */
48 EMFDRV_ExtFloodFill, /* pExtFloodFill */
49 NULL, /* pExtTextOut */
50 EMFDRV_FillPath, /* pFillPath */
51 EMFDRV_FillRgn, /* pFillRgn */
52 EMFDRV_FlattenPath, /* pFlattenPath */
53 EMFDRV_FrameRgn, /* pFrameRgn */
54 NULL, /* pGetCharWidth */
55 NULL, /* pGetDCOrgEx */
56 NULL, /* pGetDeviceGammaRamp */
57 NULL, /* no implementation */ /* pGetPixel */
58 NULL, /* pGetPixelFormat */
59 NULL, /* pGetTextExtentPoint */
60 NULL, /* pGetTextMetrics */
61 EMFDRV_IntersectClipRect, /* pIntersectClipRect */
62 EMFDRV_InvertRgn, /* pInvertRgn */
63 EMFDRV_LineTo, /* pLineTo */
64 EMFDRV_MoveTo, /* pMoveTo */
65 EMFDRV_OffsetClipRgn, /* pOffsetClipRgn */
66 NULL, /* pOffsetViewportOrg */
67 NULL, /* pOffsetWindowOrg */
68 EMFDRV_PaintRgn, /* pPaintRgn */
69 NULL, /* pPatBlt */
70 EMFDRV_Pie, /* pPie */
71 NULL, /* pPolyBezier */
72 NULL, /* pPolyBezierTo */
73 NULL, /* pPolyDraw */
74 EMFDRV_PolyPolygon, /* pPolyPolygon */
75 EMFDRV_PolyPolyline, /* pPolyPolyline */
76 EMFDRV_Polygon, /* pPolygon */
77 EMFDRV_Polyline, /* pPolyline */
78 NULL, /* pPolylineTo */
79 NULL, /* pRealizePalette */
80 EMFDRV_Rectangle, /* pRectangle */
81 EMFDRV_RestoreDC, /* pRestoreDC */
82 EMFDRV_RoundRect, /* pRoundRect */
83 EMFDRV_SaveDC, /* pSaveDC */
84 EMFDRV_ScaleViewportExt, /* pScaleViewportExt */
85 EMFDRV_ScaleWindowExt, /* pScaleWindowExt */
86 EMFDRV_SelectClipPath, /* pSelectClipPath */
87 NULL, /* pSelectClipRgn */
88 EMFDRV_SelectObject, /* pSelectObject */
89 NULL, /* pSelectPalette */
90 EMFDRV_SetBkColor, /* pSetBkColor */
91 EMFDRV_SetBkMode, /* pSetBkMode */
92 NULL, /* pSetDeviceClipping */
93 NULL, /* pSetDeviceGammaRamp */
94 NULL, /* pSetDIBitsToDevice */
95 EMFDRV_SetMapMode, /* pSetMapMode */
96 EMFDRV_SetMapperFlags, /* pSetMapperFlags */
97 NULL, /* pSetPixel */
98 NULL, /* pSetPixelFormat */
99 EMFDRV_SetPolyFillMode, /* pSetPolyFillMode */
100 EMFDRV_SetROP2, /* pSetROP2 */
101 NULL, /* pSetRelAbs */
102 EMFDRV_SetStretchBltMode, /* pSetStretchBltMode */
103 EMFDRV_SetTextAlign, /* pSetTextAlign */
104 NULL, /* pSetTextCharacterExtra */
105 EMFDRV_SetTextColor, /* pSetTextColor */
106 NULL, /* pSetTextJustification */
107 EMFDRV_SetViewportExt, /* pSetViewportExt */
108 EMFDRV_SetViewportOrg, /* pSetViewportOrg */
109 EMFDRV_SetWindowExt, /* pSetWindowExt */
110 EMFDRV_SetWindowOrg, /* pSetWindowOrg */
111 NULL, /* pStartDoc */
112 NULL, /* pStartPage */
113 NULL, /* pStretchBlt */
114 NULL, /* pStretchDIBits */
115 EMFDRV_StrokeAndFillPath, /* pStrokeAndFillPath */
116 EMFDRV_StrokePath, /* pStrokePath */
117 NULL, /* pSwapBuffers */
118 EMFDRV_WidenPath /* pWiddenPath */
119 };
120
121
122 /**********************************************************************
123 * EMFDRV_DeleteDC
124 */
125 static BOOL EMFDRV_DeleteDC( DC *dc )
126 {
127 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dc->physDev;
128
129 if (physDev->emh) HeapFree( GetProcessHeap(), 0, physDev->emh );
130 HeapFree( GetProcessHeap(), 0, physDev );
131 dc->physDev = NULL;
132 GDI_FreeObject( dc->hSelf, dc );
133 return TRUE;
134 }
135
136
137 /******************************************************************
138 * EMFDRV_WriteRecord
139 *
140 * Warning: this function can change the pointer to the metafile header.
141 */
142 BOOL EMFDRV_WriteRecord( DC *dc, EMR *emr )
143 {
144 DWORD len;
145 ENHMETAHEADER *emh;
146 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dc->physDev;
147
148 physDev->emh->nBytes += emr->nSize;
149 physDev->emh->nRecords++;
150
151 if(physDev->hFile) {
152 TRACE("Writing record to disk\n");
153 if (!WriteFile(physDev->hFile, (char *)emr, emr->nSize, NULL, NULL))
154 return FALSE;
155 } else {
156 len = physDev->emh->nBytes;
157 emh = HeapReAlloc( GetProcessHeap(), 0, physDev->emh, len );
158 if (!emh) return FALSE;
159 physDev->emh = emh;
160 memcpy((CHAR *)physDev->emh + physDev->emh->nBytes - emr->nSize, emr,
161 emr->nSize);
162 }
163 return TRUE;
164 }
165
166
167 /******************************************************************
168 * EMFDRV_UpdateBBox
169 */
170 void EMFDRV_UpdateBBox( DC *dc, RECTL *rect )
171 {
172 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dc->physDev;
173 RECTL *bounds = &physDev->emh->rclBounds;
174
175 if(bounds->left > bounds->right) {/* first rect */
176 *bounds = *rect;
177 return;
178 }
179 bounds->left = min(bounds->left, rect->left);
180 bounds->top = min(bounds->top, rect->top);
181 bounds->right = max(bounds->right, rect->right);
182 bounds->bottom = max(bounds->bottom, rect->bottom);
183 return;
184 }
185
186 /******************************************************************
187 * EMFDRV_AddHandleDC
188 *
189 * Note: this function assumes that we never delete objects.
190 * If we do someday, we'll need to maintain a table to re-use deleted
191 * handles.
192 */
193 int EMFDRV_AddHandleDC( DC *dc )
194 {
195 EMFDRV_PDEVICE *physDev = (EMFDRV_PDEVICE *)dc->physDev;
196 physDev->emh->nHandles++;
197 return physDev->nextHandle++;
198 }
199
200
201 /**********************************************************************
202 * CreateEnhMetaFileA (GDI32.@)
203 */
204 HDC WINAPI CreateEnhMetaFileA(
205 HDC hdc, /* [in] optional reference DC */
206 LPCSTR filename, /* [in] optional filename for disk metafiles */
207 const RECT *rect, /* [in] optional bounding rectangle */
208 LPCSTR description /* [in] optional description */
209 )
210 {
211 LPWSTR filenameW = NULL;
212 LPWSTR descriptionW = NULL;
213 HDC hReturnDC;
214 DWORD len1, len2, total;
215
216 if(filename)
217 filenameW = HEAP_strdupAtoW( GetProcessHeap(), 0, filename );
218
219 if(description) {
220 len1 = strlen(description);
221 len2 = strlen(description + len1 + 1);
222 total = MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, NULL, 0 );
223 descriptionW = HeapAlloc( GetProcessHeap(), 0, total * sizeof(WCHAR) );
224 MultiByteToWideChar( CP_ACP, 0, description, len1 + len2 + 3, descriptionW, total );
225 }
226
227 hReturnDC = CreateEnhMetaFileW(hdc, filenameW, rect, descriptionW);
228
229 if(filenameW)
230 HeapFree( GetProcessHeap(), 0, filenameW );
231 if(descriptionW)
232 HeapFree( GetProcessHeap(), 0, descriptionW );
233
234 return hReturnDC;
235 }
236
237 /**********************************************************************
238 * CreateEnhMetaFileW (GDI32.@)
239 */
240 HDC WINAPI CreateEnhMetaFileW(
241 HDC hdc, /* [in] optional reference DC */
242 LPCWSTR filename, /* [in] optional filename for disk metafiles */
243 const RECT* rect, /* [in] optional bounding rectangle */
244 LPCWSTR description /* [in] optional description */
245 )
246 {
247 HDC ret;
248 DC *dc;
249 HDC hRefDC = hdc ? hdc : CreateDCA("DISPLAY",NULL,NULL,NULL); /* If no ref, use current display */
250 EMFDRV_PDEVICE *physDev;
251 HFILE hFile;
252 DWORD size = 0, length = 0;
253
254 TRACE("%s\n", debugstr_w(filename) );
255
256 if (!(dc = DC_AllocDC( &EMFDRV_Funcs ))) return 0;
257 dc->header.wMagic = ENHMETAFILE_DC_MAGIC;
258
259 physDev = (EMFDRV_PDEVICE *)HeapAlloc(GetProcessHeap(),0,sizeof(*physDev));
260 if (!physDev) {
261 GDI_FreeObject( dc->hSelf, dc );
262 return 0;
263 }
264 dc->physDev = physDev;
265
266 if(description) { /* App name\0Title\0\0 */
267 length = lstrlenW(description);
268 length += lstrlenW(description + length + 1);
269 length += 3;
270 length *= 2;
271 }
272 size = sizeof(ENHMETAHEADER) + (length + 3) / 4 * 4;
273
274 if (!(physDev->emh = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size))) {
275 HeapFree( GetProcessHeap(), 0, physDev );
276 GDI_FreeObject( dc->hSelf, dc );
277 return 0;
278 }
279
280 physDev->nextHandle = 1;
281 physDev->hFile = 0;
282
283 physDev->emh->iType = EMR_HEADER;
284 physDev->emh->nSize = size;
285
286 physDev->emh->rclBounds.left = physDev->emh->rclBounds.top = 0;
287 physDev->emh->rclBounds.right = physDev->emh->rclBounds.bottom = -1;
288
289 if(rect) {
290 physDev->emh->rclFrame.left = rect->left;
291 physDev->emh->rclFrame.top = rect->top;
292 physDev->emh->rclFrame.right = rect->right;
293 physDev->emh->rclFrame.bottom = rect->bottom;
294 } else { /* Set this to {0,0 - -1,-1} and update it at the end */
295 physDev->emh->rclFrame.left = physDev->emh->rclFrame.top = 0;
296 physDev->emh->rclFrame.right = physDev->emh->rclFrame.bottom = -1;
297 }
298
299 physDev->emh->dSignature = ENHMETA_SIGNATURE;
300 physDev->emh->nVersion = 0x10000;
301 physDev->emh->nBytes = physDev->emh->nSize;
302 physDev->emh->nRecords = 1;
303 physDev->emh->nHandles = 1;
304
305 physDev->emh->sReserved = 0; /* According to docs, this is reserved and must be 0 */
306 physDev->emh->nDescription = length / 2;
307
308 physDev->emh->offDescription = length ? sizeof(ENHMETAHEADER) : 0;
309
310 physDev->emh->nPalEntries = 0; /* I guess this should start at 0 */
311
312 /* Size in pixels */
313 physDev->emh->szlDevice.cx = GetDeviceCaps( hRefDC, HORZRES );
314 physDev->emh->szlDevice.cy = GetDeviceCaps( hRefDC, VERTRES );
315
316 /* Size in millimeters */
317 physDev->emh->szlMillimeters.cx = GetDeviceCaps( hRefDC, HORZSIZE );
318 physDev->emh->szlMillimeters.cy = GetDeviceCaps( hRefDC, VERTSIZE );
319
320 memcpy((char *)physDev->emh + sizeof(ENHMETAHEADER), description, length);
321
322 if (filename) /* disk based metafile */
323 {
324 if ((hFile = CreateFileW(filename, GENERIC_WRITE | GENERIC_READ, 0,
325 NULL, CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) {
326 EMFDRV_DeleteDC( dc );
327 return 0;
328 }
329 if (!WriteFile( hFile, (LPSTR)physDev->emh, size, NULL, NULL )) {
330 EMFDRV_DeleteDC( dc );
331 return 0;
332 }
333 physDev->hFile = hFile;
334 }
335
336 if( !hdc )
337 DeleteDC( hRefDC );
338
339 TRACE("returning %04x\n", dc->hSelf);
340 ret = dc->hSelf;
341 GDI_ReleaseObj( dc->hSelf );
342 return ret;
343 }
344
345 /******************************************************************
346 * CloseEnhMetaFile (GDI32.@)
347 */
348 HENHMETAFILE WINAPI CloseEnhMetaFile(HDC hdc) /* [in] metafile DC */
349 {
350 HENHMETAFILE hmf;
351 EMFDRV_PDEVICE *physDev;
352 DC *dc;
353 EMREOF emr;
354 HANDLE hMapping = 0;
355
356 TRACE("(%04x)\n", hdc );
357
358 if (!(dc = (DC *) GDI_GetObjPtr( hdc, ENHMETAFILE_DC_MAGIC ))) return 0;
359 physDev = (EMFDRV_PDEVICE *)dc->physDev;
360
361 emr.emr.iType = EMR_EOF;
362 emr.emr.nSize = sizeof(emr);
363 emr.nPalEntries = 0;
364 emr.offPalEntries = 0;
365 emr.nSizeLast = emr.emr.nSize;
366 EMFDRV_WriteRecord( dc, &emr.emr );
367
368 /* Update rclFrame if not initialized in CreateEnhMetaFile */
369 if(physDev->emh->rclFrame.left > physDev->emh->rclFrame.right) {
370 physDev->emh->rclFrame.left = physDev->emh->rclBounds.left *
371 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
372 physDev->emh->rclFrame.top = physDev->emh->rclBounds.top *
373 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
374 physDev->emh->rclFrame.right = physDev->emh->rclBounds.right *
375 physDev->emh->szlMillimeters.cx * 100 / physDev->emh->szlDevice.cx;
376 physDev->emh->rclFrame.bottom = physDev->emh->rclBounds.bottom *
377 physDev->emh->szlMillimeters.cy * 100 / physDev->emh->szlDevice.cy;
378 }
379
380 if (physDev->hFile) /* disk based metafile */
381 {
382 if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0) {
383 EMFDRV_DeleteDC( dc );
384 return 0;
385 }
386
387 if (!WriteFile(physDev->hFile, (LPSTR)physDev->emh,
388 sizeof(*physDev->emh), NULL, NULL)) {
389 EMFDRV_DeleteDC( dc );
390 return 0;
391 }
392 HeapFree( GetProcessHeap(), 0, physDev->emh );
393 hMapping = CreateFileMappingA(physDev->hFile, NULL, PAGE_READONLY, 0,
394 0, NULL);
395 TRACE("hMapping = %08x\n", hMapping );
396 physDev->emh = MapViewOfFile(hMapping, FILE_MAP_READ, 0, 0, 0);
397 TRACE("view = %p\n", physDev->emh );
398 }
399
400
401 hmf = EMF_Create_HENHMETAFILE( physDev->emh, physDev->hFile, hMapping );
402 physDev->emh = NULL; /* So it won't be deleted */
403 EMFDRV_DeleteDC( dc );
404 return hmf;
405 }
406
407
Windows API implementation