+++ /dev/null
-/*
- * Enhanced MetaFile driver BitBlt functions
- *
- * Copyright 2002 Huw D M Davies for CodeWeavers
- *
- * 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 "wingdi.h"
-#include "enhmetafiledrv.h"
-#include "wine/debug.h"
-
-BOOL EMFDRV_PatBlt( PHYSDEV dev, struct bitblt_coords *dst, DWORD rop )
-{
- EMRBITBLT emr;
- BOOL ret;
-
- emr.emr.iType = EMR_BITBLT;
- emr.emr.nSize = sizeof(emr);
- emr.rclBounds.left = dst->log_x;
- emr.rclBounds.top = dst->log_y;
- emr.rclBounds.right = dst->log_x + dst->log_width - 1;
- emr.rclBounds.bottom = dst->log_y + dst->log_height - 1;
- emr.xDest = dst->log_x;
- emr.yDest = dst->log_y;
- emr.cxDest = dst->log_width;
- emr.cyDest = dst->log_height;
- emr.dwRop = rop;
- emr.xSrc = 0;
- emr.ySrc = 0;
- emr.xformSrc.eM11 = 1.0;
- emr.xformSrc.eM12 = 0.0;
- emr.xformSrc.eM21 = 0.0;
- emr.xformSrc.eM22 = 1.0;
- emr.xformSrc.eDx = 0.0;
- emr.xformSrc.eDy = 0.0;
- emr.crBkColorSrc = 0;
- emr.iUsageSrc = 0;
- emr.offBmiSrc = 0;
- emr.cbBmiSrc = 0;
- emr.offBitsSrc = 0;
- emr.cbBitsSrc = 0;
-
- ret = EMFDRV_WriteRecord( dev, &emr.emr );
- if(ret)
- EMFDRV_UpdateBBox( dev, &emr.rclBounds );
- return ret;
-}
-
-BOOL EMFDRV_StretchBlt( PHYSDEV devDst, struct bitblt_coords *dst,
- PHYSDEV devSrc, struct bitblt_coords *src, DWORD rop )
-{
- BOOL ret;
- PEMRBITBLT pEMR;
- UINT emrSize;
- UINT bmiSize;
- UINT bitsSize;
- UINT size;
- BITMAP BM;
- WORD nBPP = 0;
- LPBITMAPINFOHEADER lpBmiH;
- HBITMAP hBitmap = NULL;
- DWORD emrType;
-
- if (devSrc->funcs == devDst->funcs) return FALSE; /* can't use a metafile DC as source */
-
- if (src->log_width == dst->log_width && src->log_height == dst->log_height)
- {
- emrType = EMR_BITBLT;
- emrSize = sizeof(EMRBITBLT);
- }
- else
- {
- emrType = EMR_STRETCHBLT;
- emrSize = sizeof(EMRSTRETCHBLT);
- }
-
- hBitmap = GetCurrentObject(devSrc->hdc, OBJ_BITMAP);
-
- if(sizeof(BITMAP) != GetObjectW(hBitmap, sizeof(BITMAP), &BM))
- return FALSE;
-
- nBPP = BM.bmPlanes * BM.bmBitsPixel;
- if(nBPP > 8) nBPP = 24; /* FIXME Can't get 16bpp to work for some reason */
- bitsSize = get_dib_stride( BM.bmWidth, nBPP ) * BM.bmHeight;
- bmiSize = sizeof(BITMAPINFOHEADER) +
- (nBPP <= 8 ? 1 << nBPP : 0) * sizeof(RGBQUAD);
-
- size = emrSize + bmiSize + bitsSize;
-
- pEMR = HeapAlloc(GetProcessHeap(), 0, size);
- if (!pEMR) return FALSE;
-
- /* Initialize EMR */
- pEMR->emr.iType = emrType;
- pEMR->emr.nSize = size;
- pEMR->rclBounds.left = dst->log_x;
- pEMR->rclBounds.top = dst->log_y;
- pEMR->rclBounds.right = dst->log_x + dst->log_width - 1;
- pEMR->rclBounds.bottom = dst->log_y + dst->log_height - 1;
- pEMR->xDest = dst->log_x;
- pEMR->yDest = dst->log_y;
- pEMR->cxDest = dst->log_width;
- pEMR->cyDest = dst->log_height;
- pEMR->dwRop = rop;
- pEMR->xSrc = src->log_x;
- pEMR->ySrc = src->log_y;
-#ifdef __REACTOS__
- NtGdiGetTransform(devSrc->hdc, GdiWorldSpaceToDeviceSpace, &pEMR->xformSrc);
-#else
- GetTransform(devSrc->hdc, 0x204, &pEMR->xformSrc);
-#endif
- pEMR->crBkColorSrc = GetBkColor(devSrc->hdc);
- pEMR->iUsageSrc = DIB_RGB_COLORS;
- pEMR->offBmiSrc = emrSize;
- pEMR->offBitsSrc = emrSize + bmiSize;
- pEMR->cbBmiSrc = bmiSize;
- pEMR->cbBitsSrc = bitsSize;
- if (emrType == EMR_STRETCHBLT)
- {
- PEMRSTRETCHBLT pEMRStretch = (PEMRSTRETCHBLT)pEMR;
- pEMRStretch->cxSrc = src->log_width;
- pEMRStretch->cySrc = src->log_height;
- }
-
- /* Initialize BITMAPINFO structure */
- lpBmiH = (LPBITMAPINFOHEADER)((BYTE*)pEMR + pEMR->offBmiSrc);
-
- lpBmiH->biSize = sizeof(BITMAPINFOHEADER);
- lpBmiH->biWidth = BM.bmWidth;
- lpBmiH->biHeight = BM.bmHeight;
- lpBmiH->biPlanes = BM.bmPlanes;
- lpBmiH->biBitCount = nBPP;
- /* Assume the bitmap isn't compressed and set the BI_RGB flag. */
- lpBmiH->biCompression = BI_RGB;
- lpBmiH->biSizeImage = bitsSize;
- lpBmiH->biYPelsPerMeter = 0;
- lpBmiH->biXPelsPerMeter = 0;
- lpBmiH->biClrUsed = nBPP <= 8 ? 1 << nBPP : 0;
- /* Set biClrImportant to 0, indicating that all of the
- device colors are important. */
- lpBmiH->biClrImportant = 0;
-
- /* Initialize bitmap bits */
- if (GetDIBits(devSrc->hdc, hBitmap, 0, (UINT)lpBmiH->biHeight,
- (BYTE*)pEMR + pEMR->offBitsSrc,
- (LPBITMAPINFO)lpBmiH, DIB_RGB_COLORS))
- {
- ret = EMFDRV_WriteRecord(devDst, (EMR*)pEMR);
- if (ret) EMFDRV_UpdateBBox(devDst, &(pEMR->rclBounds));
- }
- else
- ret = FALSE;
-
- HeapFree( GetProcessHeap(), 0, pEMR);
- return ret;
-}
-
-INT EMFDRV_StretchDIBits( PHYSDEV dev, INT xDst, INT yDst, INT widthDst, INT heightDst,
- INT xSrc, INT ySrc, INT widthSrc, INT heightSrc, const void *bits,
- BITMAPINFO *info, UINT wUsage, DWORD dwRop )
-{
- EMRSTRETCHDIBITS *emr;
- BOOL ret;
- UINT bmi_size, emr_size;
-
- /* calculate the size of the colour table */
- bmi_size = get_dib_info_size(info, wUsage);
-
- emr_size = sizeof (EMRSTRETCHDIBITS) + bmi_size + info->bmiHeader.biSizeImage;
- emr = HeapAlloc(GetProcessHeap(), 0, emr_size );
- if (!emr) return 0;
-
- /* write a bitmap info header (with colours) to the record */
- memcpy( &emr[1], info, bmi_size);
-
- /* write bitmap bits to the record */
- memcpy ( ( (BYTE *) (&emr[1]) ) + bmi_size, bits, info->bmiHeader.biSizeImage);
-
- /* fill in the EMR header at the front of our piece of memory */
- emr->emr.iType = EMR_STRETCHDIBITS;
- emr->emr.nSize = emr_size;
-
- emr->xDest = xDst;
- emr->yDest = yDst;
- emr->cxDest = widthDst;
- emr->cyDest = heightDst;
- emr->dwRop = dwRop;
- emr->xSrc = xSrc; /* FIXME: only save the piece of the bitmap needed */
- emr->ySrc = ySrc;
-
- emr->iUsageSrc = wUsage;
- emr->offBmiSrc = sizeof (EMRSTRETCHDIBITS);
- emr->cbBmiSrc = bmi_size;
- emr->offBitsSrc = emr->offBmiSrc + bmi_size;
- emr->cbBitsSrc = info->bmiHeader.biSizeImage;
-
- emr->cxSrc = widthSrc;
- emr->cySrc = heightSrc;
-
- emr->rclBounds.left = xDst;
- emr->rclBounds.top = yDst;
- emr->rclBounds.right = xDst + widthDst;
- emr->rclBounds.bottom = yDst + heightDst;
-
- /* save the record we just created */
- ret = EMFDRV_WriteRecord( dev, &emr->emr );
- if(ret)
- EMFDRV_UpdateBBox( dev, &emr->rclBounds );
-
- HeapFree(GetProcessHeap(), 0, emr);
-
- return ret ? heightSrc : GDI_ERROR;
-}
-
-INT EMFDRV_SetDIBitsToDevice( PHYSDEV dev, INT xDst, INT yDst, DWORD width, DWORD height,
- INT xSrc, INT ySrc, UINT startscan, UINT lines,
- LPCVOID bits, BITMAPINFO *info, UINT wUsage )
-{
- EMRSETDIBITSTODEVICE* pEMR;
- DWORD bmiSize = get_dib_info_size(info, wUsage);
- DWORD size = sizeof(EMRSETDIBITSTODEVICE) + bmiSize + info->bmiHeader.biSizeImage;
-
- pEMR = HeapAlloc(GetProcessHeap(), 0, size);
- if (!pEMR) return 0;
-
- pEMR->emr.iType = EMR_SETDIBITSTODEVICE;
- pEMR->emr.nSize = size;
- pEMR->rclBounds.left = xDst;
- pEMR->rclBounds.top = yDst;
- pEMR->rclBounds.right = xDst + width - 1;
- pEMR->rclBounds.bottom = yDst + height - 1;
- pEMR->xDest = xDst;
- pEMR->yDest = yDst;
- pEMR->xSrc = xSrc;
- pEMR->ySrc = ySrc;
- pEMR->cxSrc = width;
- pEMR->cySrc = height;
- pEMR->offBmiSrc = sizeof(EMRSETDIBITSTODEVICE);
- pEMR->cbBmiSrc = bmiSize;
- pEMR->offBitsSrc = sizeof(EMRSETDIBITSTODEVICE) + bmiSize;
- pEMR->cbBitsSrc = info->bmiHeader.biSizeImage;
- pEMR->iUsageSrc = wUsage;
- pEMR->iStartScan = startscan;
- pEMR->cScans = lines;
- memcpy((BYTE*)pEMR + pEMR->offBmiSrc, info, bmiSize);
- memcpy((BYTE*)pEMR + pEMR->offBitsSrc, bits, info->bmiHeader.biSizeImage);
-
- if (EMFDRV_WriteRecord(dev, (EMR*)pEMR))
- EMFDRV_UpdateBBox(dev, &(pEMR->rclBounds));
-
- HeapFree( GetProcessHeap(), 0, pEMR);
- return lines;
-}
projects / reactos.git / blobdiff