X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/14f355c2b5c71fc7c3d680aea366582d2ac60f7b..a45068485c8fbc9db4daf77c724747992f81a90e:/src/common/imagbmp.cpp

diff --git a/src/common/imagbmp.cpp b/src/common/imagbmp.cpp
index 7570226e6e..d9448c9035 100644
--- a/src/common/imagbmp.cpp
+++ b/src/common/imagbmp.cpp
@@ -55,8 +55,14 @@ IMPLEMENT_DYNAMIC_CLASS(wxBMPHandler,wxImageHandler)
 #if wxUSE_STREAMS
 
 #ifndef BI_RGB
-#define BI_RGB       0
+    #define BI_RGB       0
+#endif
+
+#ifndef BI_RLE8
 #define BI_RLE8      1
+#endif
+
+#ifndef BI_RLE4
 #define BI_RLE4      2
 #endif
 
@@ -459,7 +465,7 @@ bool wxBMPHandler::DoLoadDib(wxImage * image, int width, int height,
     wxUint16        aWord;
 
     // allocate space for palette if needed:
-    _cmap *cmap = NULL;
+    _cmap *cmap;
 
     if ( bpp < 16 )
     {
@@ -602,27 +608,23 @@ bool wxBMPHandler::DoLoadDib(wxImage * image, int width, int height,
         ptr = data;
     }
 
-    int line = 0;
-    int column = 0;
     int linesize = ((width * bpp + 31) / 32) * 4;
 
     /* BMPs are stored upside down */
-    for ( line = (height - 1); line >= 0; line-- )
+    for ( int line = (height - 1); line >= 0; line-- )
     {
         int linepos = 0;
-        for ( column = 0; column < width ; )
+        for ( int column = 0; column < width ; )
         {
             if ( bpp < 16 )
             {
-                int index = 0;
                 linepos++;
                 aByte = stream.GetC();
                 if ( bpp == 1 )
                 {
-                    int bit = 0;
-                    for (bit = 0; bit < 8 && column < width; bit++)
+                    for (int bit = 0; bit < 8 && column < width; bit++)
                     {
-                        index = ((aByte & (0x80 >> bit)) ? 1 : 0);
+                        int index = ((aByte & (0x80 >> bit)) ? 1 : 0);
                         ptr[poffset] = cmap[index].r;
                         ptr[poffset + 1] = cmap[index].g;
                         ptr[poffset + 2] = cmap[index].b;
@@ -700,10 +702,9 @@ bool wxBMPHandler::DoLoadDib(wxImage * image, int width, int height,
                     }
                     else
                     {
-                        int nibble = 0;
-                        for (nibble = 0; nibble < 2 && column < width; nibble++)
+                        for (int nibble = 0; nibble < 2 && column < width; nibble++)
                         {
-                            index = ((aByte & (0xF0 >> nibble * 4)) >> (!nibble * 4));
+                            int index = ((aByte & (0xF0 >> nibble * 4)) >> (!nibble * 4));
                             if ( index >= 16 )
                                 index = 15;
                             ptr[poffset] = cmap[index].r;
@@ -1007,7 +1008,6 @@ bool wxICOHandler::SaveFile(wxImage *image,
                             bool verbose)
 
 {
-    bool bResult = FALSE;
     //sanity check; icon must be less than 127 pixels high and 255 wide
     if ( image->GetHeight () > 127 )
     {
@@ -1099,7 +1099,7 @@ bool wxICOHandler::SaveFile(wxImage *image,
 
         //calculate size and offset of image and mask
         wxCountingOutputStream cStream;
-        bResult = SaveDib(image, cStream, verbose, IsBmp, IsMask);
+        bool bResult = SaveDib(image, cStream, verbose, IsBmp, IsMask);
         if ( !bResult )
         {
             if ( verbose )
@@ -1205,8 +1205,8 @@ bool wxICOHandler::LoadFile(wxImage *image, wxInputStream& stream,
 bool wxICOHandler::DoLoadFile(wxImage *image, wxInputStream& stream,
                             bool WXUNUSED(verbose), int index)
 {
-    bool bResult = FALSE;
-    bool IsBmp = FALSE;
+    bool bResult wxDUMMY_INITIALIZE(false);
+    bool IsBmp = false;
 
     ICONDIR IconDir;
 
@@ -1252,7 +1252,7 @@ bool wxICOHandler::DoLoadFile(wxImage *image, wxInputStream& stream,
     if ( iSel == wxNOT_FOUND || iSel < 0 || iSel >= nIcons )
     {
         wxLogError(_("ICO: Invalid icon index."));
-        bResult = FALSE;
+        bResult = false;
     }
     else
     {