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217 lines
7.6 KiB
C
217 lines
7.6 KiB
C
/*
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* GDI bit-blit operations
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*
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* Copyright 1993, 1994 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <string.h>
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#include "gdi.h"
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#include "mfdrv/metafiledrv.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(metafile);
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/***********************************************************************
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* MFDRV_PatBlt
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*/
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BOOL MFDRV_PatBlt( PHYSDEV dev, INT left, INT top, INT width, INT height, DWORD rop )
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{
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MFDRV_MetaParam6( dev, META_PATBLT, left, top, width, height, HIWORD(rop), LOWORD(rop) );
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return TRUE;
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}
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/***********************************************************************
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* MFDRV_BitBlt
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*/
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BOOL MFDRV_BitBlt( PHYSDEV devDst, INT xDst, INT yDst, INT width, INT height,
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PHYSDEV devSrc, INT xSrc, INT ySrc, DWORD rop )
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{
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return MFDRV_StretchBlt(devDst, xDst, yDst, width, height, devSrc,
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xSrc, ySrc, width, height, rop);
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}
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/***********************************************************************
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* MFDRV_StretchBlt
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* this function contains TWO ways for procesing StretchBlt in metafiles,
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* decide between rdFunction values META_STRETCHBLT or META_DIBSTRETCHBLT
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* via #define STRETCH_VIA_DIB
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*/
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#define STRETCH_VIA_DIB
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BOOL MFDRV_StretchBlt( PHYSDEV devDst, INT xDst, INT yDst, INT widthDst,
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INT heightDst, PHYSDEV devSrc, INT xSrc, INT ySrc,
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INT widthSrc, INT heightSrc, DWORD rop )
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{
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BOOL ret;
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DWORD len;
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METARECORD *mr;
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BITMAP BM;
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METAFILEDRV_PDEVICE *physDevSrc = (METAFILEDRV_PDEVICE *)devSrc;
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DC *dcSrc = physDevSrc->dc;
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#ifdef STRETCH_VIA_DIB
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LPBITMAPINFOHEADER lpBMI;
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WORD nBPP;
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#endif
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GetObjectA(dcSrc->hBitmap, sizeof(BITMAP), &BM);
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#ifdef STRETCH_VIA_DIB
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nBPP = BM.bmPlanes * BM.bmBitsPixel;
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if(nBPP > 8) nBPP = 24; /* FIXME Can't get 16bpp to work for some reason */
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len = sizeof(METARECORD) + 10 * sizeof(INT16)
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+ sizeof(BITMAPINFOHEADER) + (nBPP <= 8 ? 1 << nBPP: 0) * sizeof(RGBQUAD)
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+ DIB_GetDIBWidthBytes(BM.bmWidth, nBPP) * BM.bmHeight;
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if (!(mr = HeapAlloc( GetProcessHeap(), 0, len)))
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return FALSE;
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mr->rdFunction = META_DIBSTRETCHBLT;
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lpBMI=(LPBITMAPINFOHEADER)(mr->rdParm+10);
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lpBMI->biSize = sizeof(BITMAPINFOHEADER);
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lpBMI->biWidth = BM.bmWidth;
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lpBMI->biHeight = BM.bmHeight;
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lpBMI->biPlanes = 1;
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lpBMI->biBitCount = nBPP;
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lpBMI->biSizeImage = DIB_GetDIBWidthBytes(BM.bmWidth, nBPP) * lpBMI->biHeight;
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lpBMI->biClrUsed = nBPP <= 8 ? 1 << nBPP : 0;
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lpBMI->biCompression = BI_RGB;
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lpBMI->biXPelsPerMeter = MulDiv(GetDeviceCaps(dcSrc->hSelf,LOGPIXELSX),3937,100);
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lpBMI->biYPelsPerMeter = MulDiv(GetDeviceCaps(dcSrc->hSelf,LOGPIXELSY),3937,100);
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lpBMI->biClrImportant = 0; /* 1 meter = 39.37 inch */
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TRACE("MF_StretchBltViaDIB->len = %ld rop=%lx PixYPM=%ld Caps=%d\n",
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len,rop,lpBMI->biYPelsPerMeter,GetDeviceCaps(dcSrc->hSelf,
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LOGPIXELSY));
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if (GetDIBits(dcSrc->hSelf,dcSrc->hBitmap,0,(UINT)lpBMI->biHeight,
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(LPSTR)lpBMI + DIB_BitmapInfoSize( (BITMAPINFO *)lpBMI,
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DIB_RGB_COLORS ),
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(LPBITMAPINFO)lpBMI, DIB_RGB_COLORS))
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#else
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len = sizeof(METARECORD) + 15 * sizeof(INT16) + BM.bmWidthBytes * BM.bmHeight;
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if (!(mr = HeapAlloc( GetProcessHeap(), 0, len )))
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return FALSE;
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mr->rdFunction = META_STRETCHBLT;
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*(mr->rdParm +10) = BM.bmWidth;
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*(mr->rdParm +11) = BM.bmHeight;
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*(mr->rdParm +12) = BM.bmWidthBytes;
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*(mr->rdParm +13) = BM.bmPlanes;
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*(mr->rdParm +14) = BM.bmBitsPixel;
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TRACE("len = %ld rop=%lx \n",len,rop);
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if (GetBitmapBits( dcSrc->hBitmap, BM.bmWidthBytes * BM.bmHeight,
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mr->rdParm +15))
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#endif
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{
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mr->rdSize = len / sizeof(INT16);
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*(mr->rdParm) = LOWORD(rop);
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*(mr->rdParm + 1) = HIWORD(rop);
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*(mr->rdParm + 2) = heightSrc;
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*(mr->rdParm + 3) = widthSrc;
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*(mr->rdParm + 4) = ySrc;
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*(mr->rdParm + 5) = xSrc;
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*(mr->rdParm + 6) = heightDst;
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*(mr->rdParm + 7) = widthDst;
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*(mr->rdParm + 8) = yDst;
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*(mr->rdParm + 9) = xDst;
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ret = MFDRV_WriteRecord( devDst, mr, mr->rdSize * 2);
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}
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else
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ret = FALSE;
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HeapFree( GetProcessHeap(), 0, mr);
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return ret;
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}
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/***********************************************************************
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* MFDRV_StretchDIBits
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*/
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INT MFDRV_StretchDIBits( PHYSDEV dev, INT xDst, INT yDst, INT widthDst,
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INT heightDst, INT xSrc, INT ySrc, INT widthSrc,
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INT heightSrc, const void *bits,
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const BITMAPINFO *info, UINT wUsage, DWORD dwRop )
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{
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DWORD len, infosize, imagesize;
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METARECORD *mr;
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infosize = DIB_BitmapInfoSize(info, wUsage);
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imagesize = DIB_GetDIBImageBytes( info->bmiHeader.biWidth,
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info->bmiHeader.biHeight,
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info->bmiHeader.biBitCount );
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len = sizeof(METARECORD) + 10 * sizeof(WORD) + infosize + imagesize;
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mr = (METARECORD *)HeapAlloc( GetProcessHeap(), 0, len );
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if(!mr) return 0;
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mr->rdSize = len / 2;
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mr->rdFunction = META_STRETCHDIB;
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mr->rdParm[0] = LOWORD(dwRop);
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mr->rdParm[1] = HIWORD(dwRop);
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mr->rdParm[2] = wUsage;
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mr->rdParm[3] = (INT16)heightSrc;
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mr->rdParm[4] = (INT16)widthSrc;
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mr->rdParm[5] = (INT16)ySrc;
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mr->rdParm[6] = (INT16)xSrc;
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mr->rdParm[7] = (INT16)heightDst;
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mr->rdParm[8] = (INT16)widthDst;
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mr->rdParm[9] = (INT16)yDst;
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mr->rdParm[10] = (INT16)xDst;
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memcpy(mr->rdParm + 11, info, infosize);
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memcpy(mr->rdParm + 11 + infosize / 2, bits, imagesize);
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MFDRV_WriteRecord( dev, mr, mr->rdSize * 2 );
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HeapFree( GetProcessHeap(), 0, mr );
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return heightSrc;
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}
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/***********************************************************************
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* MFDRV_SetDIBitsToDeivce
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*/
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INT MFDRV_SetDIBitsToDevice( PHYSDEV dev, INT xDst, INT yDst, DWORD cx,
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DWORD cy, INT xSrc, INT ySrc, UINT startscan,
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UINT lines, LPCVOID bits, const BITMAPINFO *info,
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UINT coloruse )
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{
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DWORD len, infosize, imagesize;
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METARECORD *mr;
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infosize = DIB_BitmapInfoSize(info, coloruse);
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imagesize = DIB_GetDIBImageBytes( info->bmiHeader.biWidth,
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info->bmiHeader.biHeight,
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info->bmiHeader.biBitCount );
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len = sizeof(METARECORD) + 8 * sizeof(WORD) + infosize + imagesize;
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mr = (METARECORD *)HeapAlloc( GetProcessHeap(), 0, len );
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if(!mr) return 0;
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mr->rdSize = len / 2;
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mr->rdFunction = META_SETDIBTODEV;
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mr->rdParm[0] = coloruse;
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mr->rdParm[1] = lines;
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mr->rdParm[2] = startscan;
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mr->rdParm[3] = (INT16)ySrc;
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mr->rdParm[4] = (INT16)xSrc;
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mr->rdParm[5] = (INT16)cy;
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mr->rdParm[6] = (INT16)cx;
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mr->rdParm[7] = (INT16)yDst;
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mr->rdParm[8] = (INT16)xDst;
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memcpy(mr->rdParm + 9, info, infosize);
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memcpy(mr->rdParm + 9 + infosize / 2, bits, imagesize);
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MFDRV_WriteRecord( dev, mr, mr->rdSize * 2 );
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HeapFree( GetProcessHeap(), 0, mr );
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return lines;
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}
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