| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/dfb/private/overlay.h |
| | 3 | // Purpose: wxOverlayImpl declaration |
| | 4 | // Author: Vaclav Slavik |
| | 5 | // Created: 2006-10-20 |
| | 6 | // RCS-ID: $Id$ |
| | 7 | // Copyright: (c) wxWidgets team |
| | 8 | // Licence: wxWindows licence |
| | 9 | ///////////////////////////////////////////////////////////////////////////// |
| | 10 | |
| | 11 | #ifndef _WX_DFB_PRIVATE_OVERLAY_H_ |
| | 12 | #define _WX_DFB_PRIVATE_OVERLAY_H_ |
| | 13 | |
| | 14 | #include "wx/dfb/dfbptr.h" |
| | 15 | #include "wx/gdicmn.h" |
| | 16 | |
| | 17 | wxDFB_DECLARE_INTERFACE(IDirectFBSurface); |
| | 18 | |
| | 19 | class WXDLLIMPEXP_FWD_CORE wxWindow; |
| | 20 | class WXDLLIMPEXP_FWD_CORE wxDC; |
| | 21 | |
| | 22 | class wxOverlayImpl |
| | 23 | { |
| | 24 | public: |
| | 25 | wxOverlayImpl(); |
| | 26 | ~wxOverlayImpl(); |
| | 27 | |
| | 28 | void Reset(); |
| | 29 | bool IsOk(); |
| | 30 | void Init(wxDC* dc, int x , int y , int width , int height); |
| | 31 | void BeginDrawing(wxDC* dc); |
| | 32 | void EndDrawing(wxDC* dc); |
| | 33 | void Clear(wxDC* dc); |
| | 34 | |
| | 35 | // wxDFB specific methods: |
| | 36 | bool IsEmpty() const { return m_isEmpty; } |
| | 37 | wxRect GetRect() const { return m_rect; } |
| | 38 | wxIDirectFBSurfacePtr GetDirectFBSurface() const { return m_surface; } |
| | 39 | |
| | 40 | public: |
| | 41 | // window the overlay is associated with |
| | 42 | wxWindow *m_window; |
| | 43 | // rectangle covered by the overlay, in m_window's window coordinates |
| | 44 | wxRect m_rect; |
| | 45 | // surface of the overlay, same size as m_rect |
| | 46 | wxIDirectFBSurfacePtr m_surface; |
| | 47 | // this flag is set to true if nothing was drawn on the overlay (either |
| | 48 | // initially or Clear() was called) |
| | 49 | bool m_isEmpty; |
| | 50 | }; |
| | 51 | |
| | 52 | #endif // _WX_DFB_PRIVATE_OVERLAY_H_ |
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