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135 lines
4.5 KiB
C
135 lines
4.5 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 "gdi.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(bitblt);
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/***********************************************************************
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* PatBlt (GDI32.@)
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*/
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BOOL WINAPI PatBlt( HDC hdc, INT left, INT top,
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INT width, INT height, DWORD rop)
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{
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DC * dc = DC_GetDCUpdate( hdc );
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BOOL bRet = FALSE;
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if (!dc) return FALSE;
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if (dc->funcs->pPatBlt)
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{
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TRACE("%p %d,%d %dx%d %06lx\n", hdc, left, top, width, height, rop );
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bRet = dc->funcs->pPatBlt( dc->physDev, left, top, width, height, rop );
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}
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GDI_ReleaseObj( hdc );
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return bRet;
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}
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/***********************************************************************
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* BitBlt (GDI32.@)
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*/
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BOOL WINAPI BitBlt( HDC hdcDst, INT xDst, INT yDst, INT width,
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INT height, HDC hdcSrc, INT xSrc, INT ySrc, DWORD rop )
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{
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BOOL ret = FALSE;
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DC *dcDst, *dcSrc;
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if ((dcSrc = DC_GetDCUpdate( hdcSrc ))) GDI_ReleaseObj( hdcSrc );
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/* FIXME: there is a race condition here */
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if ((dcDst = DC_GetDCUpdate( hdcDst )))
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{
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dcSrc = DC_GetDCPtr( hdcSrc );
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TRACE("hdcSrc=%p %d,%d %d bpp->hdcDest=%p %d,%d %dx%dx%d rop=%06lx\n",
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hdcSrc, xSrc, ySrc, dcSrc ? dcSrc->bitsPerPixel : 0,
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hdcDst, xDst, yDst, width, height, dcDst->bitsPerPixel, rop);
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if (dcDst->funcs->pBitBlt)
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ret = dcDst->funcs->pBitBlt( dcDst->physDev, xDst, yDst, width, height,
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dcSrc ? dcSrc->physDev : NULL, xSrc, ySrc, rop );
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if (dcSrc) GDI_ReleaseObj( hdcSrc );
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GDI_ReleaseObj( hdcDst );
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}
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return ret;
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}
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/***********************************************************************
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* StretchBlt (GDI32.@)
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*/
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BOOL WINAPI StretchBlt( HDC hdcDst, INT xDst, INT yDst,
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INT widthDst, INT heightDst,
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HDC hdcSrc, INT xSrc, INT ySrc,
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INT widthSrc, INT heightSrc,
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DWORD rop )
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{
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BOOL ret = FALSE;
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DC *dcDst, *dcSrc;
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if ((dcSrc = DC_GetDCUpdate( hdcSrc ))) GDI_ReleaseObj( hdcSrc );
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/* FIXME: there is a race condition here */
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if ((dcDst = DC_GetDCUpdate( hdcDst )))
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{
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dcSrc = DC_GetDCPtr( hdcSrc );
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TRACE("%p %d,%d %dx%dx%d -> %p %d,%d %dx%dx%d rop=%06lx\n",
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hdcSrc, xSrc, ySrc, widthSrc, heightSrc,
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dcSrc ? dcSrc->bitsPerPixel : 0, hdcDst, xDst, yDst,
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widthDst, heightDst, dcDst->bitsPerPixel, rop );
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if (dcSrc) {
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if (dcDst->funcs->pStretchBlt)
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ret = dcDst->funcs->pStretchBlt( dcDst->physDev, xDst, yDst, widthDst, heightDst,
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dcSrc->physDev, xSrc, ySrc, widthSrc, heightSrc,
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rop );
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GDI_ReleaseObj( hdcSrc );
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}
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GDI_ReleaseObj( hdcDst );
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}
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return ret;
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}
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/***********************************************************************
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* MaskBlt [GDI32.@]
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*/
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BOOL WINAPI MaskBlt(HDC hdcDest, INT nXDest, INT nYDest,
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INT nWidth, INT nHeight, HDC hdcSource,
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INT nXSrc, INT nYSrc, HBITMAP hbmMask,
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INT xMask, INT yMask, DWORD dwRop)
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{
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FIXME("(%p,%d,%d,%d,%d,%p,%d,%d,%p,%d,%d,%ld): stub\n",
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hdcDest,nXDest,nYDest,nWidth,nHeight,hdcSource,nXSrc,nYSrc,
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hbmMask,xMask,yMask,dwRop);
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return 1;
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}
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/*********************************************************************
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* PlgBlt [GDI32.@]
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*
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*/
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BOOL WINAPI PlgBlt( HDC hdcDest, const POINT *lpPoint,
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HDC hdcSrc, INT nXDest, INT nYDest, INT nWidth,
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INT nHeight, HBITMAP hbmMask, INT xMask, INT yMask)
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{
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FIXME("PlgBlt, stub\n");
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return 1;
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}
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