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
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 struct gdi_dc_funcs EMFDRV_Funcs
=
40 EMFDRV_AbortPath
, /* pAbortPath */
41 NULL
, /* pAlphaBlend */
43 EMFDRV_Arc
, /* pArc */
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 */
54 NULL
, /* pDeleteBitmap */
55 EMFDRV_DeleteDC
, /* pDeleteDC */
56 EMFDRV_DeleteObject
, /* pDeleteObject */
57 NULL
, /* pDescribePixelFormat */
58 NULL
, /* pDeviceCapabilities */
59 EMFDRV_Ellipse
, /* pEllipse */
62 EMFDRV_EndPath
, /* pEndPath */
63 NULL
, /* pEnumFonts */
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 NULL
, /* pFontIsLinked */
75 EMFDRV_FrameRgn
, /* pFrameRgn */
76 EMFDRV_GdiComment
, /* pGdiComment */
77 NULL
, /* pGdiRealizationInfo */
78 NULL
, /* pGetBoundsRect */
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 */
90 NULL
, /* pGetKerningPairs */
91 NULL
, /* pGetNearestColor */
92 NULL
, /* pGetOutlineTextMetrics */
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 EMFDRV_PolyBezier
, /* pPolyBezier */
114 EMFDRV_PolyBezierTo
, /* 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 */
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 EMFDRV_SetDIBitsToDevice
, /* pSetDIBitsToDevice */
143 NULL
, /* pSetDeviceClipping */
144 NULL
, /* pSetDeviceGammaRamp */
145 EMFDRV_SetLayout
, /* pSetLayout */
146 EMFDRV_SetMapMode
, /* pSetMapMode */
147 EMFDRV_SetMapperFlags
, /* pSetMapperFlags */
148 EMFDRV_SetPixel
, /* pSetPixel */
149 NULL
, /* pSetPixelFormat */
150 EMFDRV_SetPolyFillMode
, /* pSetPolyFillMode */
151 EMFDRV_SetROP2
, /* pSetROP2 */
152 NULL
, /* pSetRelAbs */
153 EMFDRV_SetStretchBltMode
, /* pSetStretchBltMode */
154 EMFDRV_SetTextAlign
, /* pSetTextAlign */
155 NULL
, /* pSetTextCharacterExtra */
156 EMFDRV_SetTextColor
, /* pSetTextColor */
157 EMFDRV_SetTextJustification
, /* pSetTextJustification */
158 EMFDRV_SetViewportExtEx
, /* pSetViewportExtEx */
159 EMFDRV_SetViewportOrgEx
, /* pSetViewportOrgEx */
160 EMFDRV_SetWindowExtEx
, /* pSetWindowExtEx */
161 EMFDRV_SetWindowOrgEx
, /* pSetWindowOrgEx */
162 EMFDRV_SetWorldTransform
, /* pSetWorldTransform */
163 NULL
, /* pStartDoc */
164 NULL
, /* pStartPage */
165 EMFDRV_StretchBlt
, /* pStretchBlt */
166 EMFDRV_StretchDIBits
, /* pStretchDIBits */
167 EMFDRV_StrokeAndFillPath
, /* pStrokeAndFillPath */
168 EMFDRV_StrokePath
, /* pStrokePath */
169 NULL
, /* pSwapBuffers */
170 NULL
, /* pUnrealizePalette */
171 EMFDRV_WidenPath
/* pWidenPath */
175 /**********************************************************************
178 static BOOL
EMFDRV_DeleteDC( PHYSDEV dev
)
180 EMFDRV_PDEVICE
*physDev
= (EMFDRV_PDEVICE
*)dev
;
183 if (physDev
->emh
) HeapFree( GetProcessHeap(), 0, physDev
->emh
);
184 for(index
= 0; index
< physDev
->handles_size
; index
++)
185 if(physDev
->handles
[index
])
186 GDI_hdc_not_using_object(physDev
->handles
[index
], dev
->hdc
);
187 HeapFree( GetProcessHeap(), 0, physDev
->handles
);
188 HeapFree( GetProcessHeap(), 0, physDev
);
193 /******************************************************************
196 * Warning: this function can change the pointer to the metafile header.
198 BOOL
EMFDRV_WriteRecord( PHYSDEV dev
, EMR
*emr
)
202 EMFDRV_PDEVICE
*physDev
= (EMFDRV_PDEVICE
*)dev
;
204 TRACE("record %d, size %d %s\n",
205 emr
->iType
, emr
->nSize
, physDev
->hFile
? "(to disk)" : "");
207 assert( !(emr
->nSize
& 3) );
209 physDev
->emh
->nBytes
+= emr
->nSize
;
210 physDev
->emh
->nRecords
++;
213 if (!WriteFile(physDev
->hFile
, emr
, emr
->nSize
, NULL
, NULL
))
216 DWORD nEmfSize
= HeapSize(GetProcessHeap(), 0, physDev
->emh
);
217 len
= physDev
->emh
->nBytes
;
218 if (len
> nEmfSize
) {
219 nEmfSize
+= (nEmfSize
/ 2) + emr
->nSize
;
220 emh
= HeapReAlloc(GetProcessHeap(), 0, physDev
->emh
, nEmfSize
);
221 if (!emh
) return FALSE
;
224 memcpy((CHAR
*)physDev
->emh
+ physDev
->emh
->nBytes
- emr
->nSize
, emr
,
231 /******************************************************************
234 void EMFDRV_UpdateBBox( PHYSDEV dev
, RECTL
*rect
)
236 EMFDRV_PDEVICE
*physDev
= (EMFDRV_PDEVICE
*)dev
;
237 RECTL
*bounds
= &physDev
->emh
->rclBounds
;
238 RECTL vportRect
= *rect
;
240 LPtoDP( dev
->hdc
, (LPPOINT
)&vportRect
, 2 );
242 /* The coordinate systems may be mirrored
243 (LPtoDP handles points, not rectangles) */
244 if (vportRect
.left
> vportRect
.right
)
246 LONG temp
= vportRect
.right
;
247 vportRect
.right
= vportRect
.left
;
248 vportRect
.left
= temp
;
250 if (vportRect
.top
> vportRect
.bottom
)
252 LONG temp
= vportRect
.bottom
;
253 vportRect
.bottom
= vportRect
.top
;
254 vportRect
.top
= temp
;
257 if (bounds
->left
> bounds
->right
)
259 /* first bounding rectangle */
264 bounds
->left
= min(bounds
->left
, vportRect
.left
);
265 bounds
->top
= min(bounds
->top
, vportRect
.top
);
266 bounds
->right
= max(bounds
->right
, vportRect
.right
);
267 bounds
->bottom
= max(bounds
->bottom
, vportRect
.bottom
);
271 /**********************************************************************
272 * CreateEnhMetaFileA (GDI32.@)
274 HDC WINAPI
CreateEnhMetaFileA(
275 HDC hdc
, /* [in] optional reference DC */
276 LPCSTR filename
, /* [in] optional filename for disk metafiles */
277 const RECT
*rect
, /* [in] optional bounding rectangle */
278 LPCSTR description
/* [in] optional description */
281 LPWSTR filenameW
= NULL
;
282 LPWSTR descriptionW
= NULL
;
284 DWORD len1
, len2
, total
;
288 total
= MultiByteToWideChar( CP_ACP
, 0, filename
, -1, NULL
, 0 );
289 filenameW
= HeapAlloc( GetProcessHeap(), 0, total
* sizeof(WCHAR
) );
290 MultiByteToWideChar( CP_ACP
, 0, filename
, -1, filenameW
, total
);
293 len1
= strlen(description
);
294 len2
= strlen(description
+ len1
+ 1);
295 total
= MultiByteToWideChar( CP_ACP
, 0, description
, len1
+ len2
+ 3, NULL
, 0 );
296 descriptionW
= HeapAlloc( GetProcessHeap(), 0, total
* sizeof(WCHAR
) );
297 MultiByteToWideChar( CP_ACP
, 0, description
, len1
+ len2
+ 3, descriptionW
, total
);
300 hReturnDC
= CreateEnhMetaFileW(hdc
, filenameW
, rect
, descriptionW
);
302 HeapFree( GetProcessHeap(), 0, filenameW
);
303 HeapFree( GetProcessHeap(), 0, descriptionW
);
308 /**********************************************************************
309 * CreateEnhMetaFileW (GDI32.@)
311 HDC WINAPI
CreateEnhMetaFileW(
312 HDC hdc
, /* [in] optional reference DC */
313 LPCWSTR filename
, /* [in] optional filename for disk metafiles */
314 const RECT
* rect
, /* [in] optional bounding rectangle */
315 LPCWSTR description
/* [in] optional description */
318 static const WCHAR displayW
[] = {'D','I','S','P','L','A','Y',0};
321 EMFDRV_PDEVICE
*physDev
;
323 DWORD size
= 0, length
= 0;
325 TRACE("%s\n", debugstr_w(filename
) );
327 if (!(dc
= alloc_dc_ptr( OBJ_ENHMETADC
))) return 0;
329 physDev
= HeapAlloc(GetProcessHeap(),0,sizeof(*physDev
));
334 if(description
) { /* App name\0Title\0\0 */
335 length
= lstrlenW(description
);
336 length
+= lstrlenW(description
+ length
+ 1);
340 size
= sizeof(ENHMETAHEADER
) + (length
+ 3) / 4 * 4;
342 if (!(physDev
->emh
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, size
))) {
343 HeapFree( GetProcessHeap(), 0, physDev
);
348 push_dc_driver( &dc
->physDev
, &physDev
->dev
, &EMFDRV_Funcs
);
350 physDev
->handles
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, HANDLE_LIST_INC
* sizeof(physDev
->handles
[0]));
351 physDev
->handles_size
= HANDLE_LIST_INC
;
352 physDev
->cur_handles
= 1;
354 physDev
->dc_brush
= 0;
356 physDev
->screen_dc
= 0;
357 physDev
->restoring
= 0;
358 if (hdc
) /* if no ref, use current display */
359 physDev
->ref_dc
= hdc
;
361 physDev
->ref_dc
= physDev
->screen_dc
= CreateDCW( displayW
, NULL
, NULL
, NULL
);
363 SetVirtualResolution(physDev
->dev
.hdc
, 0, 0, 0, 0);
365 physDev
->emh
->iType
= EMR_HEADER
;
366 physDev
->emh
->nSize
= size
;
368 physDev
->emh
->rclBounds
.left
= physDev
->emh
->rclBounds
.top
= 0;
369 physDev
->emh
->rclBounds
.right
= physDev
->emh
->rclBounds
.bottom
= -1;
372 physDev
->emh
->rclFrame
.left
= rect
->left
;
373 physDev
->emh
->rclFrame
.top
= rect
->top
;
374 physDev
->emh
->rclFrame
.right
= rect
->right
;
375 physDev
->emh
->rclFrame
.bottom
= rect
->bottom
;
376 } else { /* Set this to {0,0 - -1,-1} and update it at the end */
377 physDev
->emh
->rclFrame
.left
= physDev
->emh
->rclFrame
.top
= 0;
378 physDev
->emh
->rclFrame
.right
= physDev
->emh
->rclFrame
.bottom
= -1;
381 physDev
->emh
->dSignature
= ENHMETA_SIGNATURE
;
382 physDev
->emh
->nVersion
= 0x10000;
383 physDev
->emh
->nBytes
= physDev
->emh
->nSize
;
384 physDev
->emh
->nRecords
= 1;
385 physDev
->emh
->nHandles
= 1;
387 physDev
->emh
->sReserved
= 0; /* According to docs, this is reserved and must be 0 */
388 physDev
->emh
->nDescription
= length
/ 2;
390 physDev
->emh
->offDescription
= length
? sizeof(ENHMETAHEADER
) : 0;
392 physDev
->emh
->nPalEntries
= 0; /* I guess this should start at 0 */
395 physDev
->emh
->szlDevice
.cx
= GetDeviceCaps( physDev
->ref_dc
, HORZRES
);
396 physDev
->emh
->szlDevice
.cy
= GetDeviceCaps( physDev
->ref_dc
, VERTRES
);
398 /* Size in millimeters */
399 physDev
->emh
->szlMillimeters
.cx
= GetDeviceCaps( physDev
->ref_dc
, HORZSIZE
);
400 physDev
->emh
->szlMillimeters
.cy
= GetDeviceCaps( physDev
->ref_dc
, VERTSIZE
);
402 /* Size in micrometers */
403 physDev
->emh
->szlMicrometers
.cx
= physDev
->emh
->szlMillimeters
.cx
* 1000;
404 physDev
->emh
->szlMicrometers
.cy
= physDev
->emh
->szlMillimeters
.cy
* 1000;
406 memcpy((char *)physDev
->emh
+ sizeof(ENHMETAHEADER
), description
, length
);
408 if (filename
) /* disk based metafile */
410 if ((hFile
= CreateFileW(filename
, GENERIC_WRITE
| GENERIC_READ
, 0,
411 NULL
, CREATE_ALWAYS
, 0, 0)) == INVALID_HANDLE_VALUE
) {
415 if (!WriteFile( hFile
, physDev
->emh
, size
, NULL
, NULL
)) {
419 physDev
->hFile
= hFile
;
422 TRACE("returning %p\n", physDev
->dev
.hdc
);
423 ret
= physDev
->dev
.hdc
;
424 release_dc_ptr( dc
);
429 /******************************************************************
430 * CloseEnhMetaFile (GDI32.@)
432 HENHMETAFILE WINAPI
CloseEnhMetaFile(HDC hdc
) /* [in] metafile DC */
435 EMFDRV_PDEVICE
*physDev
;
440 TRACE("(%p)\n", hdc
);
442 if (!(dc
= get_dc_ptr( hdc
))) return NULL
;
443 if (dc
->header
.type
!= OBJ_ENHMETADC
)
445 release_dc_ptr( dc
);
448 if (dc
->refcount
!= 1)
450 FIXME( "not deleting busy DC %p refcount %u\n", hdc
, dc
->refcount
);
451 release_dc_ptr( dc
);
454 physDev
= (EMFDRV_PDEVICE
*)dc
->physDev
;
459 if (physDev
->dc_brush
) DeleteObject( physDev
->dc_brush
);
460 if (physDev
->dc_pen
) DeleteObject( physDev
->dc_pen
);
461 if (physDev
->screen_dc
) DeleteDC( physDev
->screen_dc
);
463 emr
.emr
.iType
= EMR_EOF
;
464 emr
.emr
.nSize
= sizeof(emr
);
466 emr
.offPalEntries
= FIELD_OFFSET(EMREOF
, nSizeLast
);
467 emr
.nSizeLast
= emr
.emr
.nSize
;
468 EMFDRV_WriteRecord( dc
->physDev
, &emr
.emr
);
470 /* Update rclFrame if not initialized in CreateEnhMetaFile */
471 if(physDev
->emh
->rclFrame
.left
> physDev
->emh
->rclFrame
.right
) {
472 physDev
->emh
->rclFrame
.left
= physDev
->emh
->rclBounds
.left
*
473 physDev
->emh
->szlMillimeters
.cx
* 100 / physDev
->emh
->szlDevice
.cx
;
474 physDev
->emh
->rclFrame
.top
= physDev
->emh
->rclBounds
.top
*
475 physDev
->emh
->szlMillimeters
.cy
* 100 / physDev
->emh
->szlDevice
.cy
;
476 physDev
->emh
->rclFrame
.right
= physDev
->emh
->rclBounds
.right
*
477 physDev
->emh
->szlMillimeters
.cx
* 100 / physDev
->emh
->szlDevice
.cx
;
478 physDev
->emh
->rclFrame
.bottom
= physDev
->emh
->rclBounds
.bottom
*
479 physDev
->emh
->szlMillimeters
.cy
* 100 / physDev
->emh
->szlDevice
.cy
;
482 if (physDev
->hFile
) /* disk based metafile */
484 if (SetFilePointer(physDev
->hFile
, 0, NULL
, FILE_BEGIN
) != 0)
486 CloseHandle( physDev
->hFile
);
491 if (!WriteFile(physDev
->hFile
, physDev
->emh
, sizeof(*physDev
->emh
),
494 CloseHandle( physDev
->hFile
);
498 HeapFree( GetProcessHeap(), 0, physDev
->emh
);
499 hMapping
= CreateFileMappingA(physDev
->hFile
, NULL
, PAGE_READONLY
, 0,
501 TRACE("hMapping = %p\n", hMapping
);
502 physDev
->emh
= MapViewOfFile(hMapping
, FILE_MAP_READ
, 0, 0, 0);
503 TRACE("view = %p\n", physDev
->emh
);
504 CloseHandle( hMapping
);
505 CloseHandle( physDev
->hFile
);
508 hmf
= EMF_Create_HENHMETAFILE( physDev
->emh
, (physDev
->hFile
!= 0) );
509 physDev
->emh
= NULL
; /* So it won't be deleted */