added wxStringBuffer helper

[wxWidgets.git] / include / wx / image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index adfce58b9cd34e00783b82aff89c5c913b3b1af6..661c514d8143c016b30bc82dbbc6fcf69c9c70d0 100644 (file)
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -151,6 +151,15 @@ public:
     unsigned char GetGreen( int x, int y ) const;
     unsigned char GetBlue( int x, int y ) const;
 
+    // find first colour that is not used in the image and has higher
+    // RGB values than <startR,startG,startB>
+    bool FindFirstUnusedColour( unsigned char *r, unsigned char *g, unsigned char *b,
+                                unsigned char startR = 1, unsigned char startG = 0, 
+                                unsigned char startB = 0 );
+    // Set image's mask to the area of 'mask' that has <r,g,b> colour
+    bool SetMaskFromImage(const wxImage & mask, 
+                          unsigned char mr, unsigned char mg, unsigned char mb);
+
     static bool CanRead( const wxString& name );
     virtual bool LoadFile( const wxString& name, long type = wxBITMAP_TYPE_ANY );
     virtual bool LoadFile( const wxString& name, const wxString& mimetype );
@@ -185,10 +194,12 @@ public:
     void SetMask( bool mask = TRUE );
     bool HasMask() const;
 
+#if wxUSE_PALETTE
     // Palette functions
     bool HasPalette() const;
     const wxPalette& GetPalette() const;
     void SetPalette(const wxPalette& palette);
+#endif // wxUSE_PALETTE
 
     // Option functions (arbitrary name/value mapping)
     void SetOption(const wxString& name, const wxString& value);