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
28 #include "gdi_private.h"
29 #include "enhmfdrv/enhmetafiledrv.h"
30 #include "wine/debug.h"
32 WINE_DEFAULT_DEBUG_CHANNEL(enhmetafile
);
34 static const DC_FUNCTIONS EMFDRV_Funcs
=
37 EMFDRV_AbortPath
, /* pAbortPath */
38 NULL
, /* pAlphaBlend */
40 EMFDRV_Arc
, /* pArc */
42 EMFDRV_BeginPath
, /* pBeginPath */
43 EMFDRV_BitBlt
, /* pBitBlt */
44 NULL
, /* pChoosePixelFormat */
45 EMFDRV_Chord
, /* pChord */
46 EMFDRV_CloseFigure
, /* pCloseFigure */
47 NULL
, /* pCreateBitmap */
49 NULL
, /* pCreateDIBSection */
50 NULL
, /* pDeleteBitmap */
52 EMFDRV_DeleteObject
, /* pDeleteObject */
53 NULL
, /* pDescribePixelFormat */
54 NULL
, /* pDeviceCapabilities */
55 EMFDRV_Ellipse
, /* pEllipse */
58 EMFDRV_EndPath
, /* pEndPath */
59 NULL
, /* pEnumDeviceFonts */
60 EMFDRV_ExcludeClipRect
, /* pExcludeClipRect */
61 NULL
, /* pExtDeviceMode */
62 NULL
, /* pExtEscape */
63 EMFDRV_ExtFloodFill
, /* pExtFloodFill */
64 EMFDRV_ExtSelectClipRgn
, /* pExtSelectClipRgn */
65 EMFDRV_ExtTextOut
, /* pExtTextOut */
66 EMFDRV_FillPath
, /* pFillPath */
67 EMFDRV_FillRgn
, /* pFillRgn */
68 EMFDRV_FlattenPath
, /* pFlattenPath */
69 EMFDRV_FrameRgn
, /* pFrameRgn */
70 EMFDRV_GdiComment
, /* pGdiComment */
71 NULL
, /* pGetBitmapBits */
72 NULL
, /* pGetCharWidth */
73 NULL
, /* pGetDCOrgEx */
74 NULL
, /* pGetDIBColorTable */
75 NULL
, /* pGetDIBits */
76 EMFDRV_GetDeviceCaps
, /* pGetDeviceCaps */
77 NULL
, /* pGetDeviceGammaRamp */
78 NULL
, /* pGetICMProfile */
79 NULL
, /* pGetNearestColor */
81 NULL
, /* pGetPixelFormat */
82 NULL
, /* pGetSystemPaletteEntries */
83 NULL
, /* pGetTextExtentExPoint */
84 NULL
, /* pGetTextMetrics */
85 EMFDRV_IntersectClipRect
, /* pIntersectClipRect */
86 EMFDRV_InvertRgn
, /* pInvertRgn */
87 EMFDRV_LineTo
, /* pLineTo */
88 EMFDRV_ModifyWorldTransform
, /* pModifyWorldTransform */
89 EMFDRV_MoveTo
, /* pMoveTo */
90 EMFDRV_OffsetClipRgn
, /* pOffsetClipRgn */
91 EMFDRV_OffsetViewportOrg
, /* pOffsetViewportOrg */
92 EMFDRV_OffsetWindowOrg
, /* pOffsetWindowOrg */
93 EMFDRV_PaintRgn
, /* pPaintRgn */
94 EMFDRV_PatBlt
, /* pPatBlt */
95 EMFDRV_Pie
, /* pPie */
96 NULL
, /* pPolyBezier */
97 NULL
, /* pPolyBezierTo */
99 EMFDRV_PolyPolygon
, /* pPolyPolygon */
100 EMFDRV_PolyPolyline
, /* pPolyPolyline */
101 EMFDRV_Polygon
, /* pPolygon */
102 EMFDRV_Polyline
, /* pPolyline */
103 NULL
, /* pPolylineTo */
104 NULL
, /* pRealizeDefaultPalette */
105 NULL
, /* pRealizePalette */
106 EMFDRV_Rectangle
, /* pRectangle */
108 EMFDRV_RestoreDC
, /* pRestoreDC */
109 EMFDRV_RoundRect
, /* pRoundRect */
110 EMFDRV_SaveDC
, /* pSaveDC */
111 EMFDRV_ScaleViewportExt
, /* pScaleViewportExt */
112 EMFDRV_ScaleWindowExt
, /* pScaleWindowExt */
113 EMFDRV_SelectBitmap
, /* pSelectBitmap */
114 EMFDRV_SelectBrush
, /* pSelectBrush */
115 EMFDRV_SelectClipPath
, /* pSelectClipPath */
116 EMFDRV_SelectFont
, /* pSelectFont */
117 EMFDRV_SelectPalette
, /* pSelectPalette */
118 EMFDRV_SelectPen
, /* pSelectPen */
119 EMFDRV_SetArcDirection
, /* pSetArcDirection */
120 NULL
, /* pSetBitmapBits */
121 EMFDRV_SetBkColor
, /* pSetBkColor */
122 EMFDRV_SetBkMode
, /* pSetBkMode */
123 NULL
, /* pSetDCBrushColor */
124 NULL
, /* pSetDCPenColor */
125 NULL
, /* pSetDIBColorTable */
126 NULL
, /* pSetDIBits */
127 EMFDRV_SetDIBitsToDevice
, /* pSetDIBitsToDevice */
128 NULL
, /* pSetDeviceClipping */
129 NULL
, /* pSetDeviceGammaRamp */
130 EMFDRV_SetMapMode
, /* pSetMapMode */
131 EMFDRV_SetMapperFlags
, /* pSetMapperFlags */
132 EMFDRV_SetPixel
, /* pSetPixel */
133 NULL
, /* pSetPixelFormat */
134 EMFDRV_SetPolyFillMode
, /* pSetPolyFillMode */
135 EMFDRV_SetROP2
, /* pSetROP2 */
136 NULL
, /* pSetRelAbs */
137 EMFDRV_SetStretchBltMode
, /* pSetStretchBltMode */
138 EMFDRV_SetTextAlign
, /* pSetTextAlign */
139 NULL
, /* pSetTextCharacterExtra */
140 EMFDRV_SetTextColor
, /* pSetTextColor */
141 EMFDRV_SetTextJustification
, /* pSetTextJustification */
142 EMFDRV_SetViewportExt
, /* pSetViewportExt */
143 EMFDRV_SetViewportOrg
, /* pSetViewportOrg */
144 EMFDRV_SetWindowExt
, /* pSetWindowExt */
145 EMFDRV_SetWindowOrg
, /* pSetWindowOrg */
146 EMFDRV_SetWorldTransform
, /* pSetWorldTransform */
147 NULL
, /* pStartDoc */
148 NULL
, /* pStartPage */
149 EMFDRV_StretchBlt
, /* pStretchBlt */
150 EMFDRV_StretchDIBits
, /* pStretchDIBits */
151 EMFDRV_StrokeAndFillPath
, /* pStrokeAndFillPath */
152 EMFDRV_StrokePath
, /* pStrokePath */
153 NULL
, /* pSwapBuffers */
154 NULL
, /* pUnrealizePalette */
155 EMFDRV_WidenPath
/* pWidenPath */
159 /**********************************************************************
162 static BOOL
EMFDRV_DeleteDC( DC
*dc
)
164 EMFDRV_PDEVICE
*physDev
= (EMFDRV_PDEVICE
*)dc
->physDev
;
167 if (physDev
->emh
) HeapFree( GetProcessHeap(), 0, physDev
->emh
);
168 for(index
= 0; index
< physDev
->handles_size
; index
++)
169 if(physDev
->handles
[index
])
170 GDI_hdc_not_using_object(physDev
->handles
[index
], physDev
->hdc
);
171 HeapFree( GetProcessHeap(), 0, physDev
->handles
);
172 HeapFree( GetProcessHeap(), 0, physDev
);
179 /******************************************************************
182 * Warning: this function can change the pointer to the metafile header.
184 BOOL
EMFDRV_WriteRecord( PHYSDEV dev
, EMR
*emr
)
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
++;
199 if (!WriteFile(physDev
->hFile
, emr
, emr
->nSize
, NULL
, NULL
))
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
;
210 memcpy((CHAR
*)physDev
->emh
+ physDev
->emh
->nBytes
- emr
->nSize
, emr
,
217 /******************************************************************
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(physDev
->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 */
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
;
270 DWORD len1
, len2
, total
;
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
);
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
);
289 HeapFree( GetProcessHeap(), 0, filenameW
);
291 HeapFree( GetProcessHeap(), 0, descriptionW
);
296 /**********************************************************************
297 * CreateEnhMetaFileW (GDI32.@)
299 HDC WINAPI
CreateEnhMetaFileW(
300 HDC hdc
, /* [in] optional reference DC */
301 LPCWSTR filename
, /* [in] optional filename for disk metafiles */
302 const RECT
* rect
, /* [in] optional bounding rectangle */
303 LPCWSTR description
/* [in] optional description */
306 static const WCHAR displayW
[] = {'D','I','S','P','L','A','Y',0};
309 HDC hRefDC
= hdc
? hdc
: CreateDCW(displayW
,NULL
,NULL
,NULL
);
310 /* If no ref, use current display */
311 EMFDRV_PDEVICE
*physDev
;
313 DWORD size
= 0, length
= 0;
315 TRACE("%s\n", debugstr_w(filename
) );
317 if (!(dc
= alloc_dc_ptr( &EMFDRV_Funcs
, OBJ_ENHMETADC
))) return 0;
319 physDev
= HeapAlloc(GetProcessHeap(),0,sizeof(*physDev
));
324 dc
->physDev
= (PHYSDEV
)physDev
;
325 physDev
->hdc
= dc
->hSelf
;
327 if(description
) { /* App name\0Title\0\0 */
328 length
= lstrlenW(description
);
329 length
+= lstrlenW(description
+ length
+ 1);
333 size
= sizeof(ENHMETAHEADER
) + (length
+ 3) / 4 * 4;
335 if (!(physDev
->emh
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, size
))) {
336 HeapFree( GetProcessHeap(), 0, physDev
);
341 physDev
->handles
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, HANDLE_LIST_INC
* sizeof(physDev
->handles
[0]));
342 physDev
->handles_size
= HANDLE_LIST_INC
;
343 physDev
->cur_handles
= 1;
346 physDev
->horzres
= GetDeviceCaps(hRefDC
, HORZRES
);
347 physDev
->vertres
= GetDeviceCaps(hRefDC
, VERTRES
);
348 physDev
->logpixelsx
= GetDeviceCaps(hRefDC
, LOGPIXELSX
);
349 physDev
->logpixelsy
= GetDeviceCaps(hRefDC
, LOGPIXELSY
);
350 physDev
->horzsize
= GetDeviceCaps(hRefDC
, HORZSIZE
);
351 physDev
->vertsize
= GetDeviceCaps(hRefDC
, VERTSIZE
);
352 physDev
->bitspixel
= GetDeviceCaps(hRefDC
, BITSPIXEL
);
353 physDev
->textcaps
= GetDeviceCaps(hRefDC
, TEXTCAPS
);
354 physDev
->rastercaps
= GetDeviceCaps(hRefDC
, RASTERCAPS
);
355 physDev
->technology
= GetDeviceCaps(hRefDC
, TECHNOLOGY
);
356 physDev
->planes
= GetDeviceCaps(hRefDC
, PLANES
);
357 physDev
->numcolors
= GetDeviceCaps(hRefDC
, NUMCOLORS
);
358 physDev
->restoring
= 0;
360 SetVirtualResolution(dc
->hSelf
, 0, 0, 0, 0);
362 physDev
->emh
->iType
= EMR_HEADER
;
363 physDev
->emh
->nSize
= size
;
365 physDev
->emh
->rclBounds
.left
= physDev
->emh
->rclBounds
.top
= 0;
366 physDev
->emh
->rclBounds
.right
= physDev
->emh
->rclBounds
.bottom
= -1;
369 physDev
->emh
->rclFrame
.left
= rect
->left
;
370 physDev
->emh
->rclFrame
.top
= rect
->top
;
371 physDev
->emh
->rclFrame
.right
= rect
->right
;
372 physDev
->emh
->rclFrame
.bottom
= rect
->bottom
;
373 } else { /* Set this to {0,0 - -1,-1} and update it at the end */
374 physDev
->emh
->rclFrame
.left
= physDev
->emh
->rclFrame
.top
= 0;
375 physDev
->emh
->rclFrame
.right
= physDev
->emh
->rclFrame
.bottom
= -1;
378 physDev
->emh
->dSignature
= ENHMETA_SIGNATURE
;
379 physDev
->emh
->nVersion
= 0x10000;
380 physDev
->emh
->nBytes
= physDev
->emh
->nSize
;
381 physDev
->emh
->nRecords
= 1;
382 physDev
->emh
->nHandles
= 1;
384 physDev
->emh
->sReserved
= 0; /* According to docs, this is reserved and must be 0 */
385 physDev
->emh
->nDescription
= length
/ 2;
387 physDev
->emh
->offDescription
= length
? sizeof(ENHMETAHEADER
) : 0;
389 physDev
->emh
->nPalEntries
= 0; /* I guess this should start at 0 */
392 physDev
->emh
->szlDevice
.cx
= physDev
->horzres
;
393 physDev
->emh
->szlDevice
.cy
= physDev
->vertres
;
395 /* Size in millimeters */
396 physDev
->emh
->szlMillimeters
.cx
= physDev
->horzsize
;
397 physDev
->emh
->szlMillimeters
.cy
= physDev
->vertsize
;
399 /* Size in micrometers */
400 physDev
->emh
->szlMicrometers
.cx
= physDev
->horzsize
* 1000;
401 physDev
->emh
->szlMicrometers
.cy
= physDev
->vertsize
* 1000;
403 memcpy((char *)physDev
->emh
+ sizeof(ENHMETAHEADER
), description
, length
);
405 if (filename
) /* disk based metafile */
407 if ((hFile
= CreateFileW(filename
, GENERIC_WRITE
| GENERIC_READ
, 0,
408 NULL
, CREATE_ALWAYS
, 0, 0)) == INVALID_HANDLE_VALUE
) {
409 EMFDRV_DeleteDC( dc
);
412 if (!WriteFile( hFile
, physDev
->emh
, size
, NULL
, NULL
)) {
413 EMFDRV_DeleteDC( dc
);
416 physDev
->hFile
= hFile
;
419 TRACE("returning %p\n", dc
->hSelf
);
421 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", dc
->hSelf
, dc
->refcount
);
451 release_dc_ptr( dc
);
454 physDev
= (EMFDRV_PDEVICE
*)dc
->physDev
;
459 emr
.emr
.iType
= EMR_EOF
;
460 emr
.emr
.nSize
= sizeof(emr
);
462 emr
.offPalEntries
= FIELD_OFFSET(EMREOF
, nSizeLast
);
463 emr
.nSizeLast
= emr
.emr
.nSize
;
464 EMFDRV_WriteRecord( dc
->physDev
, &emr
.emr
);
466 /* Update rclFrame if not initialized in CreateEnhMetaFile */
467 if(physDev
->emh
->rclFrame
.left
> physDev
->emh
->rclFrame
.right
) {
468 physDev
->emh
->rclFrame
.left
= physDev
->emh
->rclBounds
.left
*
469 physDev
->emh
->szlMillimeters
.cx
* 100 / physDev
->emh
->szlDevice
.cx
;
470 physDev
->emh
->rclFrame
.top
= physDev
->emh
->rclBounds
.top
*
471 physDev
->emh
->szlMillimeters
.cy
* 100 / physDev
->emh
->szlDevice
.cy
;
472 physDev
->emh
->rclFrame
.right
= physDev
->emh
->rclBounds
.right
*
473 physDev
->emh
->szlMillimeters
.cx
* 100 / physDev
->emh
->szlDevice
.cx
;
474 physDev
->emh
->rclFrame
.bottom
= physDev
->emh
->rclBounds
.bottom
*
475 physDev
->emh
->szlMillimeters
.cy
* 100 / physDev
->emh
->szlDevice
.cy
;
478 if (physDev
->hFile
) /* disk based metafile */
480 if (SetFilePointer(physDev
->hFile
, 0, NULL
, FILE_BEGIN
) != 0)
482 CloseHandle( physDev
->hFile
);
483 EMFDRV_DeleteDC( dc
);
487 if (!WriteFile(physDev
->hFile
, physDev
->emh
, sizeof(*physDev
->emh
),
490 CloseHandle( physDev
->hFile
);
491 EMFDRV_DeleteDC( dc
);
494 HeapFree( GetProcessHeap(), 0, physDev
->emh
);
495 hMapping
= CreateFileMappingA(physDev
->hFile
, NULL
, PAGE_READONLY
, 0,
497 TRACE("hMapping = %p\n", hMapping
);
498 physDev
->emh
= MapViewOfFile(hMapping
, FILE_MAP_READ
, 0, 0, 0);
499 TRACE("view = %p\n", physDev
->emh
);
500 CloseHandle( hMapping
);
501 CloseHandle( physDev
->hFile
);
504 hmf
= EMF_Create_HENHMETAFILE( physDev
->emh
, (physDev
->hFile
!= 0) );
505 physDev
->emh
= NULL
; /* So it won't be deleted */
506 EMFDRV_DeleteDC( dc
);