附录1 将metafile转换成bitmap的程序段
int WmfToBmp(int width,int height,char *metafile,char *targetBmp)
{
HMETAFILE hmf;
OFSTRUCT of;
int fh;
HDC hMemDC,hDisplayDC;
HBITMAP hbmp,hold;
BITMAPFILEHEADER hdr;
LPBITMAPINFOHEADER lpbmpih;
HGLOBAL hg;
unsigned int j;
char FileBuffer[640*480];
hmf=::GetMetaFile(metafile);
hDisplayDC=CreateDC("DISPLAY",NULL,NULL,NULL);
hMemDC=::CreateCompatibleDC(hDisplayDC);
hbmp=::CreateCompatibleBitmap(hDisplayDC,width,height);
hold=(HBITMAP)::SelectObject(hMemDC,hbmp);
PatBlt(hMemDC,0,0,width,height,WHITENESS);
SetMapMode(hMemDC,MM_ANISOTROPIC);
SetWindowOrgEx(hMemDC,0,0,NULL);
SetViewportExtEx(hMemDC,width,height,NULL);
PlayMetaFile(hMemDC,hmf);
hbmp=(HBITMAP)::SelectObject(hMemDC,hold);
if((fh=OpenFile(targetBmp,&of,OF_CREATE|OF_READWRITE))==-1)
{
return 0;
}
hdr.bfType=0x4d42;
hdr.bfSize=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+2*256*sizeof(RGBQUAD)+width*height;
hdr.bfReserved1=0;
hdr.bfReserved2=0;
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