wxWidgets/include/wx/os2/dcmemory.h
2008-01-06 22:37:10 +00:00

45 lines
1.3 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: dcmemory.h
// Purpose: wxMemoryDC class
// Author: David Webster
// Modified by:
// Created: 09/09/99
// RCS-ID: $Id$
// Copyright: (c) David Webster
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_DCMEMORY_H_
#define _WX_DCMEMORY_H_
#include "wx/dcmemory.h"
#include "wx/os2/dc.h"
class WXDLLEXPORT wxMemoryDCImpl: public wxPMDCImpl
{
public:
wxMemoryDCImpl( wxMemoryDC *owner );
wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap );
wxMemoryDCImpl( wxMemoryDC *owner, wxDC* pDC); // Create compatible DC
// override some base class virtuals
virtual void DoGetSize(int* pWidth, int* pHeight) const;
virtual void DoSelect(const wxBitmap& bitmap);
virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const
{ return subrect == NULL ? GetSelectedBitmap() : GetSelectedBitmap().GetSubBitmap(*subrect);}
protected:
// create DC compatible with the given one or screen if dc == NULL
bool CreateCompatible(wxDC* pDC);
// initialize the newly created DC
void Init(void);
private:
DECLARE_CLASS(wxMemoryDCImpl)
DECLARE_NO_COPY_CLASS(wxMemoryDCImpl)
}; // end of CLASS wxMemoryDCImpl
#endif
// _WX_DCMEMORY_H_