git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42767 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			77 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
 | |
| // Name:        wx/dcmemory.h
 | |
| // Purpose:     wxMemoryDC base header
 | |
| // Author:      Julian Smart
 | |
| // Modified by:
 | |
| // Created:
 | |
| // Copyright:   (c) Julian Smart
 | |
| // RCS-ID:      $Id$
 | |
| // Licence:     wxWindows Licence
 | |
| /////////////////////////////////////////////////////////////////////////////
 | |
| 
 | |
| #ifndef _WX_DCMEMORY_H_BASE_
 | |
| #define _WX_DCMEMORY_H_BASE_
 | |
| 
 | |
| #include "wx/defs.h"
 | |
| #include "wx/bitmap.h"
 | |
| 
 | |
| // NOTE: different native implementations of wxMemoryDC will derive from
 | |
| //       different wxDC classes (wxPaintDC, wxWindowDC, etc), so that
 | |
| //       we cannot derive wxMemoryDCBase from wxDC and then use it as the
 | |
| //       only base class for native impl of wxMemoryDC...
 | |
| class WXDLLEXPORT wxMemoryDCBase
 | |
| {
 | |
| public:
 | |
|     wxMemoryDCBase() { }
 | |
| 
 | |
|     // avoid warnings about having virtual functions but non virtual dtor
 | |
|     virtual ~wxMemoryDCBase() { }
 | |
| 
 | |
|     // select the given bitmap to draw on it
 | |
|     void SelectObject(wxBitmap& bmp)
 | |
|     {
 | |
|         // make sure that the given wxBitmap is not sharing its data with other
 | |
|         // wxBitmap instances as its contents will be modified by any drawing
 | |
|         // operation done on this DC
 | |
|         if (bmp.IsOk())
 | |
|             bmp.UnShare();
 | |
| 
 | |
|         DoSelect(bmp);
 | |
|     }
 | |
| 
 | |
|     // select the given bitmap for read-only
 | |
|     virtual void SelectObjectAsSource(const wxBitmap& bmp)
 | |
|     {
 | |
|         DoSelect(bmp);
 | |
|     }
 | |
| 
 | |
|     virtual void DoSelect(const wxBitmap& bmp) = 0;
 | |
| };
 | |
| 
 | |
| #if defined(__WXPALMOS__)
 | |
| #include "wx/palmos/dcmemory.h"
 | |
| #elif defined(__WXMSW__)
 | |
| #include "wx/msw/dcmemory.h"
 | |
| #elif defined(__WXMOTIF__)
 | |
| #include "wx/motif/dcmemory.h"
 | |
| #elif defined(__WXGTK20__)
 | |
| #include "wx/gtk/dcmemory.h"
 | |
| #elif defined(__WXGTK__)
 | |
| #include "wx/gtk1/dcmemory.h"
 | |
| #elif defined(__WXX11__)
 | |
| #include "wx/x11/dcmemory.h"
 | |
| #elif defined(__WXMGL__)
 | |
| #include "wx/mgl/dcmemory.h"
 | |
| #elif defined(__WXDFB__)
 | |
| #include "wx/dfb/dcmemory.h"
 | |
| #elif defined(__WXMAC__)
 | |
| #include "wx/mac/dcmemory.h"
 | |
| #elif defined(__WXCOCOA__)
 | |
| #include "wx/cocoa/dcmemory.h"
 | |
| #elif defined(__WXPM__)
 | |
| #include "wx/os2/dcmemory.h"
 | |
| #endif
 | |
| 
 | |
| #endif
 | |
|     // _WX_DCMEMORY_H_BASE_
 |