/////////////////////////////////////////////////////////////////////////////
-// Name: dcmemory.h
+// Name: wx/msw/dcmemory.h
// Purpose: wxMemoryDC class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DCMEMORY_H_
#define _WX_DCMEMORY_H_
-#ifdef __GNUG__
-#pragma interface "dcmemory.h"
-#endif
-
#include "wx/dcclient.h"
-class WXDLLEXPORT wxMemoryDC : public wxDC
+class WXDLLEXPORT wxMemoryDC : public wxDC, public wxMemoryDCBase
{
public:
- wxMemoryDC();
+ wxMemoryDC() { CreateCompatible(NULL); Init(); }
+ wxMemoryDC(wxBitmap& bitmap) { CreateCompatible(NULL); Init(); SelectObject(bitmap); }
wxMemoryDC(wxDC *dc); // Create compatible DC
- ~wxMemoryDC();
+protected:
+ // override some base class virtuals
virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
- virtual void SelectObject(const wxBitmap& bitmap);
-
virtual void DoGetSize(int* width, int* height) const;
+ virtual void DoSelect(const wxBitmap& bitmap);
+
+ virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const
+ { return subrect == NULL ? GetSelectedBitmap() : GetSelectedBitmap().GetSubBitmapOfHDC(*subrect, GetHDC() );}
+
+ // create DC compatible with the given one or screen if dc == NULL
+ bool CreateCompatible(wxDC *dc);
+
+ // initialize the newly created DC
+ void Init();
private:
- DECLARE_DYNAMIC_CLASS(wxMemoryDC)
+ DECLARE_DYNAMIC_CLASS_NO_COPY(wxMemoryDC)
};
#endif