-
-#ifdef __WXWINCE__
-// Used in wxBMPFileHandler::LoadFile
-HBITMAP wxLoadBMP(const wxString& filename)
-{
- wxFile file;
- if(!file.Open(filename))
- return 0;
-
- // The first part of the file contains the file header.
- // This will tell us if it is a bitmap, how big the header is, and how big
- // the file is. The header size in the file header includes the color table.
- BITMAPFILEHEADER BmpFileHdr;
- BITMAPINFO *pBmpInfo = (BITMAPINFO*)malloc(sizeof(BITMAPINFO)+255*sizeof(RGBQUAD));
- BYTE* pBits = 0;
- HBITMAP hBitmap = 0;
-
- if(file.Read(&BmpFileHdr, sizeof(BmpFileHdr))==sizeof(BmpFileHdr)
- && !strncmp((char*)&BmpFileHdr.bfType,"BM",2)
- && file.Read(pBmpInfo, sizeof(BITMAPINFOHEADER))==sizeof(BITMAPINFOHEADER)
- && pBmpInfo->bmiHeader.biSize == sizeof(BITMAPINFOHEADER)) {
-
-
- unsigned int nColors = pBmpInfo->bmiHeader.biClrUsed ?
- pBmpInfo->bmiHeader.biClrUsed : 1 << pBmpInfo->bmiHeader.biBitCount;
- if (nColors < 1
- || file.Read(pBmpInfo->bmiColors, nColors * sizeof(RGBQUAD))
- == (ssize_t)(nColors * sizeof(RGBQUAD))) {
-
- // So how big the bitmap surface is.
- int nBitsSize = BmpFileHdr.bfSize - BmpFileHdr.bfOffBits;
-
- // Allocate the memory for the bits and read the bits from the file.
- pBits = (BYTE*) malloc(nBitsSize*2);
- if (pBits) {
- // Seek to the bits in the file.
- file.Seek(BmpFileHdr.bfOffBits);
-
- // read the bits
- if(file.Read(pBits, nBitsSize)==nBitsSize) {
- // Everything went OK.
- pBmpInfo->bmiHeader.biSizeImage = nBitsSize;
-
- //HBITMAP hBitmap=SetBitmap((LPBITMAPINFO)pBmpInfo, pBits);
- //DWORD dwBitmapInfoSize = sizeof(BITMAPINFO) + nColors*sizeof(RGBQUAD);
-
- // Create a DC which will be used to get DIB, then create DIBsection
- HDC hDC = ::GetDC(NULL);
- if (hDC) {
- LPVOID bits;
- hBitmap = CreateDIBSection(hDC, (const BITMAPINFO*) pBmpInfo,
- DIB_RGB_COLORS, &bits, NULL, 0);
- ReleaseDC(0,hDC);
-
- if (hBitmap) {
- DWORD dwImageSize = pBmpInfo->bmiHeader.biSizeImage;
- if (dwImageSize == 0) {
- int nBytesPerLine = pBmpInfo->bmiHeader.biWidth * pBmpInfo->bmiHeader.biBitCount;
- nBytesPerLine = ( (nBytesPerLine + 31) & (~31) ) / 8;
- dwImageSize = nBytesPerLine * pBmpInfo->bmiHeader.biHeight;
- }
- memcpy(bits, pBits, dwImageSize);
- }
- }
- }
- }
- }
- }
-
- if(pBmpInfo)
- free(pBmpInfo);
- if(pBits)
- free(pBits);
-
- return hBitmap;
-}
-#endif
-