replaced C++ comments with C ones

[wxWidgets.git] / src / common / image.cpp

diff --git a/src/common/image.cpp b/src/common/image.cpp
index a9b0a152e4049bfbcf9d8d26513f4bae31074ffa..fe48bf366af3b2f6e342ad7a56964c8cea4b8fcb 100644 (file)
--- a/src/common/image.cpp
+++ b/src/common/image.cpp
@@ -58,7 +58,9 @@ public:
     unsigned char   m_maskRed,m_maskGreen,m_maskBlue;
     bool            m_ok;
     bool            m_static;
+#if wxUSE_PALETTE
     wxPalette       m_palette;
+#endif // wxUSE_PALETTE
     wxArrayString   m_optionNames;
     wxArrayString   m_optionValues;
 };
@@ -235,6 +237,9 @@ wxImage wxImage::Scale( int width, int height ) const
     char unsigned *source_data = M_IMGDATA->m_data;
     char unsigned *target_data = data;
 
+#if 0
+    // This is nonsense, RR.
+
     // We do (x, y) -> (x, y)*oldSize/newSize but the valid values of x and y
     // are from 0 to size-1, hence all decrement the sizes
     long old_old_width = old_width;
@@ -255,6 +260,20 @@ wxImage wxImage::Scale( int width, int height ) const
             target_data += 3;
         }
     }
+#else
+    for (long j = 0; j < height; j++)
+    {
+        long y_offset = (j * old_height / height) * old_width;
+
+        for (long i = 0; i < width; i++)
+        {
+            memcpy( target_data,
+                source_data + 3*(y_offset + ((i * old_width )/ width)),
+                3 );
+            target_data += 3;
+        }
+    }
+#endif
 
     return image;
 }
@@ -701,6 +720,8 @@ int wxImage::GetHeight() const
     return M_IMGDATA->m_height;
 }
 
+#if wxUSE_PALETTE
+
 // Palette functions
 
 bool wxImage::HasPalette() const
@@ -725,6 +746,8 @@ void wxImage::SetPalette(const wxPalette& palette)
     M_IMGDATA->m_palette = palette;
 }
 
+#endif // wxUSE_PALETTE
+
 // Option functions (arbitrary name/value mapping)
 void wxImage::SetOption(const wxString& name, const wxString& value)
 {
@@ -1040,7 +1063,7 @@ wxImageHandler *wxImage::FindHandlerMime( const wxString& mimetype )
 void wxImage::InitStandardHandlers()
 {
     AddHandler(new wxBMPHandler);
-#if !defined(__WXGTK__) && !defined(__WXMOTIF__)
+#if wxUSE_XPM && !defined(__WXGTK__) && !defined(__WXMOTIF__)
     AddHandler(new wxXPMHandler);
 #endif
 }
@@ -1160,7 +1183,7 @@ unsigned long wxImage::CountColours( unsigned long stopafter )
     wxHashTable h;
     wxObject dummy;
     unsigned char r, g, b;
-       unsigned char *p;
+    unsigned char *p;
     unsigned long size, nentries, key;
 
     p = GetData();
@@ -1195,7 +1218,7 @@ unsigned long wxImage::CountColours( unsigned long stopafter )
 unsigned long wxImage::ComputeHistogram( wxHashTable &h )
 {
     unsigned char r, g, b;
-       unsigned char *p;
+    unsigned char *p;
     unsigned long size, nentries, key;
     wxHNode *hnode;