wxWidgets/include/wx/gtk/dcmemory.h

57 lines
1.8 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: dcmemory.h
// Purpose:
// Author: Robert Roebling
// RCS-ID: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_GTK_DCMEMORY_H_
#define _WX_GTK_DCMEMORY_H_
#include "wx/dcclient.h"
//-----------------------------------------------------------------------------
// wxMemoryDC
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxMemoryDC : public wxWindowDC, public wxMemoryDCBase
{
public:
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 // _WX_GTK_DCMEMORY_H_