projects / wxWidgets.git / blame
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|---|---|---|
| bd9396d5 HH |
1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: No names yet. | |
| 3 | // Purpose: Contrib. demo | |
| 4 | // Author: Aleksandras Gluchovas (@Lithuania) | |
| 5 | // Modified by: | |
| 6 | // Created: 23/10/98 | |
| 7 | // RCS-ID: $Id$ | |
| 8 | // Copyright: (c) Aleksandras Gluchovas | |
| 9 | // Licence: wxWindows license | |
| 10 | ///////////////////////////////////////////////////////////////////////////// | |
| 11 | ||
| 12 | #ifndef __ANTIFLICKPL_G__ | |
| 13 | #define __ANTIFLICKPL_G__ | |
| 14 | ||
| 15 | #include "controlbar.h" | |
| 16 | ||
| 17 | class cbAntiflickerPlugin : public cbPluginBase | |
| 18 | { | |
| 19 | DECLARE_DYNAMIC_CLASS( cbAntiflickerPlugin ) | |
| 20 | protected: | |
| 21 | // double-buffers are shared "resource" among all instances of | |
| 22 | // antiflicker plugin within the application | |
| 23 | // | |
| 24 | // TODO:: locking should be implemented, for multithreaded GUIs | |
| 25 | ||
| 26 | static wxBitmap* mpVertBuf; | |
| 27 | static wxBitmap* mpHorizBuf; | |
| 28 | static wxMemoryDC* mpVertBufDc; | |
| 29 | static wxMemoryDC* mpHorizBufDc; | |
| 30 | ||
| 31 | static int mRefCount; | |
| 32 | ||
| 33 | wxDC* mpLRUBufDc; // last-reacently-used buffer | |
| 34 | wxRect mLRUArea; // last-reacently-used area | |
| 35 | ||
| 36 | protected: | |
| 37 | // returns NULL, if sutable buffer is not present | |
| 38 | wxDC* FindSuitableBuffer( const wxRect& forArea ); | |
| 39 | wxDC* AllocNewBuffer( const wxRect& forArea ); | |
| 40 | wxDC& GetWindowDC(); | |
| 41 | ||
| 42 | wxDC& GetClientDC(); | |
| 43 | public: | |
| 44 | ||
| 45 | cbAntiflickerPlugin(void); | |
| 46 | ||
| 47 | cbAntiflickerPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES ); | |
| 48 | ||
| 49 | virtual ~cbAntiflickerPlugin(); | |
| 50 | ||
| 51 | // handlers for plugin events | |
| 52 | ||
| 53 | void OnStartDrawInArea ( cbStartDrawInAreaEvent& event ); | |
| 54 | void OnFinishDrawInArea( cbFinishDrawInAreaEvent& event ); | |
| 55 | ||
| 56 | DECLARE_EVENT_TABLE() | |
| 57 | }; | |
| 58 | ||
| 59 | #endif |