| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: wx/msw/dcmemory.h |
| | 3 | // Purpose: wxMemoryDC class |
| | 4 | // Author: Julian Smart |
| | 5 | // Modified by: |
| | 6 | // Created: 01/02/97 |
| | 7 | // RCS-ID: $Id$ |
| | 8 | // Copyright: (c) Julian Smart |
| | 9 | // Licence: wxWindows licence |
| | 10 | ///////////////////////////////////////////////////////////////////////////// |
| | 11 | |
| | 12 | #ifndef _WX_DCMEMORY_H_ |
| | 13 | #define _WX_DCMEMORY_H_ |
| | 14 | |
| | 15 | #include "wx/dcmemory.h" |
| | 16 | #include "wx/msw/dc.h" |
| | 17 | |
| | 18 | class WXDLLIMPEXP_CORE wxMemoryDCImpl: public wxMSWDCImpl |
| | 19 | { |
| | 20 | public: |
| | 21 | wxMemoryDCImpl( wxMemoryDC *owner ); |
| | 22 | wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap ); |
| | 23 | wxMemoryDCImpl( wxMemoryDC *owner, wxDC *dc ); // Create compatible DC |
| | 24 | |
| | 25 | // override some base class virtuals |
| | 26 | virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height); |
| | 27 | virtual void DoGetSize(int* width, int* height) const; |
| | 28 | virtual void DoSelect(const wxBitmap& bitmap); |
| | 29 | |
| | 30 | virtual wxBitmap DoGetAsBitmap(const wxRect* subrect) const |
| | 31 | { return subrect == NULL ? GetSelectedBitmap() : GetSelectedBitmap().GetSubBitmapOfHDC(*subrect, GetHDC() );} |
| | 32 | |
| | 33 | protected: |
| | 34 | // create DC compatible with the given one or screen if dc == NULL |
| | 35 | bool CreateCompatible(wxDC *dc); |
| | 36 | |
| | 37 | // initialize the newly created DC |
| | 38 | void Init(); |
| | 39 | |
| | 40 | DECLARE_CLASS(wxMemoryDCImpl) |
| | 41 | wxDECLARE_NO_COPY_CLASS(wxMemoryDCImpl); |
| | 42 | }; |
| | 43 | |
| | 44 | #endif |
| | 45 | // _WX_DCMEMORY_H_ |
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