remove warnings of intentionally unreachable code

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

diff --git a/include/wx/gtk/dcmemory.h b/include/wx/gtk/dcmemory.h
index 10d0f2905f536a0b96b9b8f255debdd9bb4a2d5b..a0fb9d6c23b428d246a2f8dda6939b595780ca24 100644 (file)
--- a/include/wx/gtk/dcmemory.h
+++ b/include/wx/gtk/dcmemory.h
@@ -4,46 +4,53 @@
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Robert Roebling
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+#ifndef _WX_GTK_DCMEMORY_H_
+#define _WX_GTK_DCMEMORY_H_
 
-#ifndef __GTKDCMEMORYH__
-#define __GTKDCMEMORYH__
-
-#ifdef __GNUG__
-#pragma interface
-#endif
-
-#include "wx/defs.h"
 #include "wx/dcclient.h"
 
-//-----------------------------------------------------------------------------
-// classes
-//-----------------------------------------------------------------------------
-
-class wxMemoryDC;
-
 //-----------------------------------------------------------------------------
 // wxMemoryDC
 //-----------------------------------------------------------------------------
 
-class wxMemoryDC: public wxWindowDC
+class WXDLLIMPEXP_CORE wxMemoryDC : public wxWindowDC, public wxMemoryDCBase
 {
-  DECLARE_DYNAMIC_CLASS(wxMemoryDC)
-
 public:
-  wxMemoryDC();
-  wxMemoryDC( wxDC *dc ); // Create compatible DC
-  ~wxMemoryDC();
-  virtual void SelectObject( const wxBitmap& bitmap );
-  void GetSize( int *width, int *height ) const;
-
-  // implementation      
-    
-  wxBitmap  m_selected;
+    wxMemoryDC() : wxWindowDC() { Init(); }
+    wxMemoryDC(wxBitmap& bitmap) : wxWindowDC() { Init(); SelectObject(bitmap); }
+    wxMemoryDC( wxDC *dc ); // Create compatible DC
+    virtual ~wxMemoryDC();
+
+    // these get reimplemented for mono-bitmaps to behave
+    // more like their Win32 couterparts. They now interpret
+    // wxWHITE, wxWHITE_BRUSH and wxWHITE_PEN as drawing 0
+    // and everything else as drawing 1.
+    virtual void SetPen( const wxPen &pen );
+    virtual void SetBrush( const wxBrush &brush );
+    virtual void SetBackground( const wxBrush &brush );
+    virtual void SetTextForeground( const wxColour &col );
+    virtual void SetTextBackground( const wxColour &col );
+
+    // implementation
+    wxBitmap GetSelectedBitmap() const { return m_selected; }
+    wxBitmap  m_selected;
+
+protected:
+    void DoGetSize( int *width, int *height ) const;
+    virtual void DoSelect(const wxBitmap& bitmap);
+    virtual wxBitmap DoGetAsBitmap(const wxRect *subrect) const
+    {
+        wxBitmap bmp = GetSelectedBitmap();
+        return subrect ? bmp.GetSubBitmap(*subrect) : bmp;
+    }
+
+private:
+    void Init();
+
+    DECLARE_DYNAMIC_CLASS(wxMemoryDC)
 };
 
-#endif
-    // __GTKDCMEMORYH__
-
+#endif // _WX_GTK_DCMEMORY_H_