fixing RawBitmap access

[wxWidgets.git] / src / msw / gdiimage.cpp

diff --git a/src/msw/gdiimage.cpp b/src/msw/gdiimage.cpp
index 36c3623a9fe91739ae20657beaecc019ee1e4849..a8355e703a056a588813a8e77b15a8bc57a3a0be 100644 (file)
--- a/src/msw/gdiimage.cpp
+++ b/src/msw/gdiimage.cpp
@@ -17,10 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma implementation "gdiimage.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -52,16 +48,7 @@
 #include "wx/file.h"
 
 #include "wx/listimpl.cpp"
-WX_DEFINE_LIST(wxGDIImageHandlerList);
-
-// ----------------------------------------------------------------------------
-// auxiliary functions
-// ----------------------------------------------------------------------------
-
-#ifdef __WXWINCE__
-// Used in wxBMPFileHandler::LoadFile
-HBITMAP wxLoadBMP(const wxString& filename) ;
-#endif
+WX_DEFINE_LIST(wxGDIImageHandlerList)
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -160,6 +147,7 @@ public:
     {
     }
 
+protected:
     virtual bool LoadIcon(wxIcon *icon,
                           const wxString& name, long flags,
                           int desiredWidth = -1, int desiredHeight = -1);
@@ -177,6 +165,7 @@ public:
     {
     }
 
+protected:
     virtual bool LoadIcon(wxIcon *icon,
                           const wxString& name, long flags,
                           int desiredWidth = -1, int desiredHeight = -1);
@@ -274,7 +263,7 @@ wxGDIImageHandler *wxGDIImage::FindHandler(const wxString& extension,
     while ( node )
     {
         wxGDIImageHandler *handler = node->GetData();
-        if ( (handler->GetExtension() = extension) &&
+        if ( (handler->GetExtension() == extension) &&
              (type == -1 || handler->GetType() == type) )
         {
             return handler;
@@ -372,15 +361,9 @@ bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap,
 
     wxDIB dib(name);
 
-    bool ok = dib.IsOk() && bitmap->CopyFromDIB(dib);
-    return ok;
+    return dib.IsOk() && bitmap->CopyFromDIB(dib);
 #else
-  WXHBITMAP hBitmap = (WXHBITMAP)wxLoadBMP(name);
-  if(hBitmap) {
-      bitmap->SetHBITMAP(hBitmap);
-      return TRUE;
-  }
-    return FALSE;
+    return false;
 #endif
 }
 
@@ -396,7 +379,7 @@ bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap,
 
     return dib.Save(name);
 #else
-    return FALSE;
+    return false;
 #endif
 }
 
@@ -583,7 +566,7 @@ bool wxICOResourceHandler::LoadIcon(wxIcon *icon,
 // private functions
 // ----------------------------------------------------------------------------
 
-wxSize wxGetHiconSize(HICON hicon)
+wxSize wxGetHiconSize(HICON WXUNUSED_IN_WINCE(hicon))
 {
     // default icon size on this hardware
     // usually 32x32 but can be other (smaller) on pocket devices
@@ -614,88 +597,10 @@ wxSize wxGetHiconSize(HICON hicon)
                 ::DeleteObject(info.hbmColor);
         }
     }
-#else
-    wxUnusedVar(hicon);
 #endif
+
     return size;
 }
 
 #endif // __WXMICROWIN__
 
-#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))
-        == (off_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
-