/* * Metafile driver initialisation functions * * Copyright 1996 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include #include "windef.h" #include "winbase.h" #include "winnls.h" #include "gdi_private.h" #include "mfdrv/metafiledrv.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(metafile); static BOOL MFDRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev ); static BOOL MFDRV_DeleteDC( PHYSDEV dev ); /********************************************************************** * MFDRV_ExtEscape */ static INT MFDRV_ExtEscape( PHYSDEV dev, INT nEscape, INT cbInput, LPCVOID in_data, INT cbOutput, LPVOID out_data ) { METARECORD *mr; DWORD len; INT ret; if (cbOutput) return 0; /* escapes that require output cannot work in metafiles */ len = sizeof(*mr) + sizeof(WORD) + ((cbInput + 1) & ~1); mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len); mr->rdSize = len / 2; mr->rdFunction = META_ESCAPE; mr->rdParm[0] = nEscape; mr->rdParm[1] = cbInput; memcpy(&(mr->rdParm[2]), in_data, cbInput); ret = MFDRV_WriteRecord( dev, mr, len); HeapFree(GetProcessHeap(), 0, mr); return ret; } /****************************************************************** * MFDRV_GetBoundsRect */ static UINT MFDRV_GetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags ) { return 0; } /****************************************************************** * MFDRV_SetBoundsRect */ static UINT MFDRV_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags ) { return 0; } /****************************************************************** * MFDRV_GetDeviceCaps * *A very simple implementation that returns DT_METAFILE */ static INT MFDRV_GetDeviceCaps(PHYSDEV dev, INT cap) { switch(cap) { case TECHNOLOGY: return DT_METAFILE; case TEXTCAPS: return 0; default: TRACE(" unsupported capability %d, will return 0\n", cap ); } return 0; } static const struct gdi_dc_funcs MFDRV_Funcs = { NULL, /* pAbortDoc */ MFDRV_AbortPath, /* pAbortPath */ NULL, /* pAlphaBlend */ NULL, /* pAngleArc */ MFDRV_Arc, /* pArc */ NULL, /* pArcTo */ MFDRV_BeginPath, /* pBeginPath */ NULL, /* pBlendImage */ NULL, /* pChoosePixelFormat */ MFDRV_Chord, /* pChord */ MFDRV_CloseFigure, /* pCloseFigure */ MFDRV_CreateCompatibleDC, /* pCreateCompatibleDC */ NULL, /* pCreateDC */ MFDRV_DeleteDC, /* pDeleteDC */ MFDRV_DeleteObject, /* pDeleteObject */ NULL, /* pDescribePixelFormat */ NULL, /* pDeviceCapabilities */ MFDRV_Ellipse, /* pEllipse */ NULL, /* pEndDoc */ NULL, /* pEndPage */ MFDRV_EndPath, /* pEndPath */ NULL, /* pEnumFonts */ NULL, /* pEnumICMProfiles */ MFDRV_ExcludeClipRect, /* pExcludeClipRect */ NULL, /* pExtDeviceMode */ MFDRV_ExtEscape, /* pExtEscape */ MFDRV_ExtFloodFill, /* pExtFloodFill */ MFDRV_ExtSelectClipRgn, /* pExtSelectClipRgn */ MFDRV_ExtTextOut, /* pExtTextOut */ MFDRV_FillPath, /* pFillPath */ MFDRV_FillRgn, /* pFillRgn */ MFDRV_FlattenPath, /* pFlattenPath */ NULL, /* pFontIsLinked */ MFDRV_FrameRgn, /* pFrameRgn */ NULL, /* pGdiComment */ NULL, /* pGdiRealizationInfo */ MFDRV_GetBoundsRect, /* pGetBoundsRect */ NULL, /* pGetCharABCWidths */ NULL, /* pGetCharABCWidthsI */ NULL, /* pGetCharWidth */ MFDRV_GetDeviceCaps, /* pGetDeviceCaps */ NULL, /* pGetDeviceGammaRamp */ NULL, /* pGetFontData */ NULL, /* pGetFontUnicodeRanges */ NULL, /* pGetGlyphIndices */ NULL, /* pGetGlyphOutline */ NULL, /* pGetICMProfile */ NULL, /* pGetImage */ NULL, /* pGetKerningPairs */ NULL, /* pGetNearestColor */ NULL, /* pGetOutlineTextMetrics */ NULL, /* pGetPixel */ NULL, /* pGetPixelFormat */ NULL, /* pGetSystemPaletteEntries */ NULL, /* pGetTextCharsetInfo */ NULL, /* pGetTextExtentExPoint */ NULL, /* pGetTextExtentExPointI */ NULL, /* pGetTextFace */ NULL, /* pGetTextMetrics */ NULL, /* pGradientFill */ MFDRV_IntersectClipRect, /* pIntersectClipRect */ MFDRV_InvertRgn, /* pInvertRgn */ MFDRV_LineTo, /* pLineTo */ NULL, /* pModifyWorldTransform */ MFDRV_MoveTo, /* pMoveTo */ MFDRV_OffsetClipRgn, /* pOffsetClipRgn */ MFDRV_OffsetViewportOrgEx, /* pOffsetViewportOrgEx */ MFDRV_OffsetWindowOrgEx, /* pOffsetWindowOrgEx */ MFDRV_PaintRgn, /* pPaintRgn */ MFDRV_PatBlt, /* pPatBlt */ MFDRV_Pie, /* pPie */ MFDRV_PolyBezier, /* pPolyBezier */ MFDRV_PolyBezierTo, /* pPolyBezierTo */ NULL, /* pPolyDraw */ MFDRV_PolyPolygon, /* pPolyPolygon */ NULL, /* pPolyPolyline */ MFDRV_Polygon, /* pPolygon */ MFDRV_Polyline, /* pPolyline */ NULL, /* pPolylineTo */ NULL, /* pPutImage */ NULL, /* pRealizeDefaultPalette */ MFDRV_RealizePalette, /* pRealizePalette */ MFDRV_Rectangle, /* pRectangle */ NULL, /* pResetDC */ MFDRV_RestoreDC, /* pRestoreDC */ MFDRV_RoundRect, /* pRoundRect */ MFDRV_SaveDC, /* pSaveDC */ MFDRV_ScaleViewportExtEx, /* pScaleViewportExtEx */ MFDRV_ScaleWindowExtEx, /* pScaleWindowExtEx */ MFDRV_SelectBitmap, /* pSelectBitmap */ MFDRV_SelectBrush, /* pSelectBrush */ MFDRV_SelectClipPath, /* pSelectClipPath */ MFDRV_SelectFont, /* pSelectFont */ MFDRV_SelectPalette, /* pSelectPalette */ MFDRV_SelectPen, /* pSelectPen */ NULL, /* pSetArcDirection */ MFDRV_SetBkColor, /* pSetBkColor */ MFDRV_SetBkMode, /* pSetBkMode */ MFDRV_SetBoundsRect, /* pSetBoundsRect */ MFDRV_SetDCBrushColor, /* pSetDCBrushColor*/ MFDRV_SetDCPenColor, /* pSetDCPenColor*/ MFDRV_SetDIBitsToDevice, /* pSetDIBitsToDevice */ NULL, /* pSetDeviceClipping */ NULL, /* pSetDeviceGammaRamp */ NULL, /* pSetLayout */ MFDRV_SetMapMode, /* pSetMapMode */ MFDRV_SetMapperFlags, /* pSetMapperFlags */ MFDRV_SetPixel, /* pSetPixel */ NULL, /* pSetPixelFormat */ MFDRV_SetPolyFillMode, /* pSetPolyFillMode */ MFDRV_SetROP2, /* pSetROP2 */ MFDRV_SetRelAbs, /* pSetRelAbs */ MFDRV_SetStretchBltMode, /* pSetStretchBltMode */ MFDRV_SetTextAlign, /* pSetTextAlign */ MFDRV_SetTextCharacterExtra, /* pSetTextCharacterExtra */ MFDRV_SetTextColor, /* pSetTextColor */ MFDRV_SetTextJustification, /* pSetTextJustification */ MFDRV_SetViewportExtEx, /* pSetViewportExtEx */ MFDRV_SetViewportOrgEx, /* pSetViewportOrgEx */ MFDRV_SetWindowExtEx, /* pSetWindowExtEx */ MFDRV_SetWindowOrgEx, /* pSetWindowOrgEx */ NULL, /* pSetWorldTransform */ NULL, /* pStartDoc */ NULL, /* pStartPage */ MFDRV_StretchBlt, /* pStretchBlt */ MFDRV_StretchDIBits, /* pStretchDIBits */ MFDRV_StrokeAndFillPath, /* pStrokeAndFillPath */ MFDRV_StrokePath, /* pStrokePath */ NULL, /* pSwapBuffers */ NULL, /* pUnrealizePalette */ MFDRV_WidenPath, /* pWidenPath */ NULL, /* pwglCopyContext */ NULL, /* pwglCreateContext */ NULL, /* pwglCreateContextAttribsARB */ NULL, /* pwglDeleteContext */ NULL, /* pwglGetProcAddress */ NULL, /* pwglMakeContextCurrentARB */ NULL, /* pwglMakeCurrent */ NULL, /* pwglSetPixelFormatWINE */ NULL, /* pwglShareLists */ NULL, /* pwglUseFontBitmapsA */ NULL, /* pwglUseFontBitmapsW */ GDI_PRIORITY_GRAPHICS_DRV /* priority */ }; /********************************************************************** * MFDRV_AllocMetaFile */ static DC *MFDRV_AllocMetaFile(void) { DC *dc; METAFILEDRV_PDEVICE *physDev; if (!(dc = alloc_dc_ptr( OBJ_METADC ))) return NULL; physDev = HeapAlloc(GetProcessHeap(),0,sizeof(*physDev)); if (!physDev) { free_dc_ptr( dc ); return NULL; } if (!(physDev->mh = HeapAlloc( GetProcessHeap(), 0, sizeof(*physDev->mh) ))) { HeapFree( GetProcessHeap(), 0, physDev ); free_dc_ptr( dc ); return NULL; } push_dc_driver( &dc->physDev, &physDev->dev, &MFDRV_Funcs ); physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0])); physDev->handles_size = HANDLE_LIST_INC; physDev->cur_handles = 0; physDev->hFile = 0; physDev->mh->mtHeaderSize = sizeof(METAHEADER) / sizeof(WORD); physDev->mh->mtVersion = 0x0300; physDev->mh->mtSize = physDev->mh->mtHeaderSize; physDev->mh->mtNoObjects = 0; physDev->mh->mtMaxRecord = 0; physDev->mh->mtNoParameters = 0; SetVirtualResolution( physDev->dev.hdc, 0, 0, 0, 0); return dc; } /********************************************************************** * MFDRV_CreateCompatibleDC */ static BOOL MFDRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev ) { /* not supported on metafile DCs */ return FALSE; } /********************************************************************** * MFDRV_DeleteDC */ static BOOL MFDRV_DeleteDC( PHYSDEV dev ) { METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev; DWORD index; HeapFree( GetProcessHeap(), 0, physDev->mh ); for(index = 0; index < physDev->handles_size; index++) if(physDev->handles[index]) GDI_hdc_not_using_object(physDev->handles[index], dev->hdc); HeapFree( GetProcessHeap(), 0, physDev->handles ); HeapFree( GetProcessHeap(), 0, physDev ); return TRUE; } /********************************************************************** * CreateMetaFileW (GDI32.@) * * Create a new DC and associate it with a metafile. Pass a filename * to create a disk-based metafile, NULL to create a memory metafile. * * PARAMS * filename [I] Filename of disk metafile * * RETURNS * A handle to the metafile DC if successful, NULL on failure. */ HDC WINAPI CreateMetaFileW( LPCWSTR filename ) { HDC ret; DC *dc; METAFILEDRV_PDEVICE *physDev; HANDLE hFile; TRACE("%s\n", debugstr_w(filename) ); if (!(dc = MFDRV_AllocMetaFile())) return 0; physDev = (METAFILEDRV_PDEVICE *)dc->physDev; if (filename) /* disk based metafile */ { physDev->mh->mtType = METAFILE_DISK; if ((hFile = CreateFileW(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) { free_dc_ptr( dc ); return 0; } if (!WriteFile( hFile, physDev->mh, sizeof(*physDev->mh), NULL, NULL )) { free_dc_ptr( dc ); return 0; } physDev->hFile = hFile; /* Grow METAHEADER to include filename */ physDev->mh = MF_CreateMetaHeaderDisk(physDev->mh, filename, TRUE); } else /* memory based metafile */ physDev->mh->mtType = METAFILE_MEMORY; TRACE("returning %p\n", physDev->dev.hdc); ret = physDev->dev.hdc; release_dc_ptr( dc ); return ret; } /********************************************************************** * CreateMetaFileA (GDI32.@) * * See CreateMetaFileW. */ HDC WINAPI CreateMetaFileA(LPCSTR filename) { LPWSTR filenameW; DWORD len; HDC hReturnDC; if (!filename) return CreateMetaFileW(NULL); len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 ); filenameW = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) ); MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, len ); hReturnDC = CreateMetaFileW(filenameW); HeapFree( GetProcessHeap(), 0, filenameW ); return hReturnDC; } /********************************************************************** * MFDRV_CloseMetaFile */ static DC *MFDRV_CloseMetaFile( HDC hdc ) { DC *dc; METAFILEDRV_PDEVICE *physDev; TRACE("(%p)\n", hdc ); if (!(dc = get_dc_ptr( hdc ))) return NULL; if (dc->header.type != OBJ_METADC) { release_dc_ptr( dc ); return NULL; } if (dc->refcount != 1) { FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount ); release_dc_ptr( dc ); return NULL; } physDev = (METAFILEDRV_PDEVICE *)dc->physDev; /* Construct the end of metafile record - this is documented * in SDK Knowledgebase Q99334. */ if (!MFDRV_MetaParam0(dc->physDev, META_EOF)) { free_dc_ptr( dc ); return 0; } if (physDev->mh->mtType == METAFILE_DISK) /* disk based metafile */ { if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0) { free_dc_ptr( dc ); return 0; } physDev->mh->mtType = METAFILE_MEMORY; /* This is what windows does */ if (!WriteFile(physDev->hFile, physDev->mh, sizeof(*physDev->mh), NULL, NULL)) { free_dc_ptr( dc ); return 0; } CloseHandle(physDev->hFile); physDev->mh->mtType = METAFILE_DISK; } return dc; } /****************************************************************** * CloseMetaFile (GDI32.@) * * Stop recording graphics operations in metafile associated with * hdc and retrieve metafile. * * PARAMS * hdc [I] Metafile DC to close * * RETURNS * Handle of newly created metafile on success, NULL on failure. */ HMETAFILE WINAPI CloseMetaFile(HDC hdc) { HMETAFILE hmf; METAFILEDRV_PDEVICE *physDev; DC *dc = MFDRV_CloseMetaFile(hdc); if (!dc) return 0; physDev = (METAFILEDRV_PDEVICE *)dc->physDev; /* Now allocate a global handle for the metafile */ hmf = MF_Create_HMETAFILE( physDev->mh ); physDev->mh = NULL; /* So it won't be deleted */ free_dc_ptr( dc ); return hmf; } /****************************************************************** * MFDRV_WriteRecord * * Warning: this function can change the pointer to the metafile header. */ BOOL MFDRV_WriteRecord( PHYSDEV dev, METARECORD *mr, DWORD rlen) { DWORD len, size; METAHEADER *mh; METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev; switch(physDev->mh->mtType) { case METAFILE_MEMORY: len = physDev->mh->mtSize * 2 + rlen; /* reallocate memory if needed */ size = HeapSize( GetProcessHeap(), 0, physDev->mh ); if (len > size) { /*expand size*/ size += size / 2 + rlen; mh = HeapReAlloc( GetProcessHeap(), 0, physDev->mh, size); if (!mh) return FALSE; physDev->mh = mh; TRACE("Reallocated metafile: new size is %d\n",size); } memcpy((WORD *)physDev->mh + physDev->mh->mtSize, mr, rlen); break; case METAFILE_DISK: TRACE("Writing record to disk\n"); if (!WriteFile(physDev->hFile, mr, rlen, NULL, NULL)) return FALSE; break; default: ERR("Unknown metafile type %d\n", physDev->mh->mtType ); return FALSE; } physDev->mh->mtSize += rlen / 2; physDev->mh->mtMaxRecord = max(physDev->mh->mtMaxRecord, rlen / 2); return TRUE; } /****************************************************************** * MFDRV_MetaParam0 */ BOOL MFDRV_MetaParam0(PHYSDEV dev, short func) { char buffer[8]; METARECORD *mr = (METARECORD *)&buffer; mr->rdSize = 3; mr->rdFunction = func; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); } /****************************************************************** * MFDRV_MetaParam1 */ BOOL MFDRV_MetaParam1(PHYSDEV dev, short func, short param1) { char buffer[8]; METARECORD *mr = (METARECORD *)&buffer; WORD *params = mr->rdParm; mr->rdSize = 4; mr->rdFunction = func; params[0] = param1; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); } /****************************************************************** * MFDRV_MetaParam2 */ BOOL MFDRV_MetaParam2(PHYSDEV dev, short func, short param1, short param2) { char buffer[10]; METARECORD *mr = (METARECORD *)&buffer; WORD *params = mr->rdParm; mr->rdSize = 5; mr->rdFunction = func; params[0] = param2; params[1] = param1; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); } /****************************************************************** * MFDRV_MetaParam4 */ BOOL MFDRV_MetaParam4(PHYSDEV dev, short func, short param1, short param2, short param3, short param4) { char buffer[14]; METARECORD *mr = (METARECORD *)&buffer; WORD *params = mr->rdParm; mr->rdSize = 7; mr->rdFunction = func; params[0] = param4; params[1] = param3; params[2] = param2; params[3] = param1; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); } /****************************************************************** * MFDRV_MetaParam6 */ BOOL MFDRV_MetaParam6(PHYSDEV dev, short func, short param1, short param2, short param3, short param4, short param5, short param6) { char buffer[18]; METARECORD *mr = (METARECORD *)&buffer; WORD *params = mr->rdParm; mr->rdSize = 9; mr->rdFunction = func; params[0] = param6; params[1] = param5; params[2] = param4; params[3] = param3; params[4] = param2; params[5] = param1; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); } /****************************************************************** * MFDRV_MetaParam8 */ BOOL MFDRV_MetaParam8(PHYSDEV dev, short func, short param1, short param2, short param3, short param4, short param5, short param6, short param7, short param8) { char buffer[22]; METARECORD *mr = (METARECORD *)&buffer; WORD *params = mr->rdParm; mr->rdSize = 11; mr->rdFunction = func; params[0] = param8; params[1] = param7; params[2] = param6; params[3] = param5; params[4] = param4; params[5] = param3; params[6] = param2; params[7] = param1; return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2); }