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 213b7e4eed79ece85084ecfba87514e2919aa75d..a0fb9d6c23b428d246a2f8dda6939b595780ca24 100644 (file)
--- a/include/wx/gtk/dcmemory.h
+++ b/include/wx/gtk/dcmemory.h
@@ -7,43 +7,50 @@
 // 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
 {
 public:
-    wxMemoryDC();
+    wxMemoryDC() : wxWindowDC() { Init(); }
+    wxMemoryDC(wxBitmap& bitmap) : wxWindowDC() { Init(); SelectObject(bitmap); }
     wxMemoryDC( wxDC *dc ); // Create compatible DC
-    ~wxMemoryDC();
-    virtual void SelectObject( const wxBitmap& bitmap );
-    void DoGetSize( int *width, int *height ) const;
+    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_