Further performance optimizations

[wxWidgets.git] / include / wx / gtk / bitmap.h

diff --git a/include/wx/gtk/bitmap.h b/include/wx/gtk/bitmap.h
index e2dc786c5b2eceea3d041cc8212f679fd4093027..fcecd810b9f66f635a1e2840de7893deef22a1f7 100644 (file)
--- a/include/wx/gtk/bitmap.h
+++ b/include/wx/gtk/bitmap.h
@@ -11,7 +11,7 @@
 #define _WX_GTK_BITMAP_H_
 
 typedef struct _GdkPixbuf GdkPixbuf;
-class WXDLLEXPORT wxPixelDataBase;
+class WXDLLIMPEXP_FWD_CORE wxPixelDataBase;
 
 //-----------------------------------------------------------------------------
 // wxMask
@@ -51,29 +51,30 @@ class WXDLLIMPEXP_CORE wxBitmap: public wxBitmapBase
 {
 public:
     wxBitmap() { }
-    wxBitmap( int width, int height, int depth = -1 );
+    wxBitmap( int width, int height, int depth = wxBITMAP_SCREEN_DEPTH );
     wxBitmap( const char bits[], int width, int height, int depth = 1 );
     wxBitmap( const char* const* bits );
 #ifdef wxNEEDS_CHARPP
     // needed for old GCC
     wxBitmap(char** data)
-    {
-        *this = wxBitmap(wx_const_cast(const char* const*, data));
-    }
+    { *this = wxBitmap(wx_const_cast(const char* const*, data)); }
 #endif
     wxBitmap( const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_XPM );
-    wxBitmap( const wxImage& image, int depth = -1 ) { (void)CreateFromImage(image, depth); }
+#if wxUSE_IMAGE
+    wxBitmap( const wxImage& image, int depth = wxBITMAP_SCREEN_DEPTH )
+        { (void)CreateFromImage(image, depth); }
+#endif // wxUSE_IMAGE
     virtual ~wxBitmap();
-    bool Ok() const { return IsOk(); }
-    bool IsOk() const;
 
-    bool Create(int width, int height, int depth = -1);
+    bool Create(int width, int height, int depth = wxBITMAP_SCREEN_DEPTH);
 
-    int GetHeight() const;
-    int GetWidth() const;
-    int GetDepth() const;
+    virtual int GetHeight() const;
+    virtual int GetWidth() const;
+    virtual int GetDepth() const;
 
+#if wxUSE_IMAGE
     wxImage ConvertToImage() const;
+#endif // wxUSE_IMAGE
 
     // copies the contents and mask of the given (colour) icon to the bitmap
     virtual bool CopyFromIcon(const wxIcon& icon);
@@ -110,26 +111,32 @@ public:
     GdkPixbuf *GetPixbuf() const;
 
     // Basically, this corresponds to Win32 StretchBlt()
-    wxBitmap Rescale(int clipx, int clipy, int clipwidth, int clipheight, int width, int height) const;
+    wxBitmap Rescale(int clipx, int clipy, int clipwidth, int clipheight,
+                     int width, int height) const;
 
     // raw bitmap access support functions
     void *GetRawData(wxPixelDataBase& data, int bpp);
     void UngetRawData(wxPixelDataBase& data);
 
     bool HasAlpha() const;
-    void UseAlpha();
 
 protected:
+#if wxUSE_IMAGE
     bool CreateFromImage(const wxImage& image, int depth);
+#endif // wxUSE_IMAGE
 
-    virtual wxObjectRefData* CreateRefData() const;
-    virtual wxObjectRefData* CloneRefData(const wxObjectRefData* data) const;
+    virtual wxGDIRefData* CreateGDIRefData() const;
+    virtual wxGDIRefData* CloneGDIRefData(const wxGDIRefData* data) const;
 
 private:
+#if wxUSE_IMAGE
     // to be called from CreateFromImage only!
     bool CreateFromImageAsPixmap(const wxImage& image, int depth);
     bool CreateFromImageAsPixbuf(const wxImage& image);
+#endif // wxUSE_IMAGE
 
+public:
+    // implementation only
     enum Representation
     {
         Pixmap,
@@ -139,20 +146,8 @@ private:
     // (wxBitmap may keep same bitmap e.g. as both pixmap and pixbuf):
     void PurgeOtherRepresentations(Representation keep);
 
-    friend class wxMemoryDC;
-    friend class wxBitmapHandler;
-
 private:
     DECLARE_DYNAMIC_CLASS(wxBitmap)
 };
 
-//-----------------------------------------------------------------------------
-// wxBitmapHandler
-//-----------------------------------------------------------------------------
-
-class WXDLLIMPEXP_CORE wxBitmapHandler: public wxBitmapHandlerBase
-{
-    DECLARE_ABSTRACT_CLASS(wxBitmapHandler)
-};
-
 #endif // _WX_GTK_BITMAP_H_