Sweden-Number/dlls/gdi32/mfdrv/init.c

580 lines
19 KiB
C

/*
* 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 <stdarg.h>
#include <string.h>
#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_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_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 DC_FUNCTIONS MFDRV_Funcs =
{
NULL, /* pAbortDoc */
MFDRV_AbortPath, /* pAbortPath */
NULL, /* pAlphaBlend */
NULL, /* pAngleArc */
MFDRV_Arc, /* pArc */
NULL, /* pArcTo */
MFDRV_BeginPath, /* pBeginPath */
NULL, /* pChoosePixelFormat */
MFDRV_Chord, /* pChord */
MFDRV_CloseFigure, /* pCloseFigure */
NULL, /* pCreateBitmap */
NULL, /* pCreateDC */
NULL, /* pCreateDIBSection */
NULL, /* pDeleteBitmap */
MFDRV_DeleteDC, /* pDeleteDC */
MFDRV_DeleteObject, /* pDeleteObject */
NULL, /* pDescribePixelFormat */
NULL, /* pDeviceCapabilities */
MFDRV_Ellipse, /* pEllipse */
NULL, /* pEndDoc */
NULL, /* pEndPage */
MFDRV_EndPath, /* pEndPath */
NULL, /* pEnumDeviceFonts */
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 */
MFDRV_FrameRgn, /* pFrameRgn */
NULL, /* pGdiComment */
NULL, /* pGetCharWidth */
MFDRV_GetDeviceCaps, /* pGetDeviceCaps */
NULL, /* pGetDeviceGammaRamp */
NULL, /* pGetICMProfile */
NULL, /* pGetImage */
NULL, /* pGetNearestColor */
NULL, /* pGetPixel */
NULL, /* pGetPixelFormat */
NULL, /* pGetSystemPaletteEntries */
NULL, /* pGetTextExtentExPoint */
NULL, /* pGetTextMetrics */
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_SetDCBrushColor, /* pSetDCBrushColor*/
MFDRV_SetDCPenColor, /* pSetDCPenColor*/
NULL, /* pSetDIBColorTable */
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 */
};
/**********************************************************************
* 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->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_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;
mr->rdSize = 4;
mr->rdFunction = func;
*(mr->rdParm) = 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;
mr->rdSize = 5;
mr->rdFunction = func;
*(mr->rdParm) = param2;
*(mr->rdParm + 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;
mr->rdSize = 7;
mr->rdFunction = func;
*(mr->rdParm) = param4;
*(mr->rdParm + 1) = param3;
*(mr->rdParm + 2) = param2;
*(mr->rdParm + 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;
mr->rdSize = 9;
mr->rdFunction = func;
*(mr->rdParm) = param6;
*(mr->rdParm + 1) = param5;
*(mr->rdParm + 2) = param4;
*(mr->rdParm + 3) = param3;
*(mr->rdParm + 4) = param2;
*(mr->rdParm + 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;
mr->rdSize = 11;
mr->rdFunction = func;
*(mr->rdParm) = param8;
*(mr->rdParm + 1) = param7;
*(mr->rdParm + 2) = param6;
*(mr->rdParm + 3) = param5;
*(mr->rdParm + 4) = param4;
*(mr->rdParm + 5) = param3;
*(mr->rdParm + 6) = param2;
*(mr->rdParm + 7) = param1;
return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
}