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moved wxOverlay into overlay.* files and out of dc.h/dcbase.cpp; implemented wxOverla...
[wxWidgets.git] / include / wx / private / overlay.h
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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/private/overlay.h
3// Purpose: wxOverlayImpl declaration
4// Author: Stefan Csomor
5// Modified by:
6// Created: 2006-10-20
7// RCS-ID: $Id$
8// Copyright: (c) wxWidgets team
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifndef _WX_PRIVATE_OVERLAY_H_
13#define _WX_PRIVATE_OVERLAY_H_
14
15#include "wx/overlay.h"
16
17#if wxHAS_NATIVE_OVERLAY
18
19#if defined(__WXMAC__)
20 #include "wx/mac/carbon/private/overlay.h"
21#elif defined(__WXDFB__)
22 #include "wx/dfb/private/overlay.h"
23#else
24 #error "unknown native wxOverlay implementation"
25#endif
26
27#else // !wxHAS_NATIVE_OVERLAY
28
29// generic implementation of wxOverlay
30class wxOverlayImpl
31{
32public:
33 wxOverlayImpl();
34 ~wxOverlayImpl();
35
36
37 // clears the overlay without restoring the former state
38 // to be done eg when the window content has been changed and repainted
39 void Reset();
40
41 // returns true if it has been setup
42 bool IsOk();
43
44 void Init(wxWindowDC* dc, int x , int y , int width , int height);
45
46 void BeginDrawing(wxWindowDC* dc);
47
48 void EndDrawing(wxWindowDC* dc);
49
50 void Clear(wxWindowDC* dc);
51
52private:
53 wxBitmap m_bmpSaved ;
54 int m_x ;
55 int m_y ;
56 int m_width ;
57 int m_height ;
58// this is to enable wxMOTIF and UNIV to compile....
59// currently (10 oct 06) we don't use m_window
60// ce - how do we fix this
61#if defined(__WXGTK__) || defined(__WXMSW__)
62 wxWindow* m_window ;
63#endif
64} ;
65
66#endif // wxHAS_NATIVE_OVERLAY/!wxHAS_NATIVE_OVERLAY
67
68#endif // _WX_PRIVATE_OVERLAY_H_