65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// Name: No names yet.
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// Purpose: Contrib. demo
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// Author: Aleksandras Gluchovas (@Lithuania)
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// Modified by:
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// Created: 23/10/98
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// RCS-ID: $Id$
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// Copyright: (c) Aleksandras Gluchovas
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __ANTIFLICKPL_G__
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#define __ANTIFLICKPL_G__
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#ifdef __GNUG__
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#pragma interface "antiflickpl.h"
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#endif
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#include "wx/fl/controlbar.h"
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class cbAntiflickerPlugin : public cbPluginBase
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{
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DECLARE_DYNAMIC_CLASS( cbAntiflickerPlugin )
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protected:
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// double-buffers are shared "resource" among all instances of
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// antiflicker plugin within the application
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//
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// TODO:: locking should be implemented, for multithreaded GUIs
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static wxBitmap* mpVertBuf;
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static wxBitmap* mpHorizBuf;
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static wxMemoryDC* mpVertBufDc;
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static wxMemoryDC* mpHorizBufDc;
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static int mRefCount;
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wxDC* mpLRUBufDc; // last-reacently-used buffer
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wxRect mLRUArea; // last-reacently-used area
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protected:
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// returns NULL, if sutable buffer is not present
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wxDC* FindSuitableBuffer( const wxRect& forArea );
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wxDC* AllocNewBuffer( const wxRect& forArea );
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wxDC& GetWindowDC();
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wxDC& GetClientDC();
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public:
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cbAntiflickerPlugin(void);
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cbAntiflickerPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
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virtual ~cbAntiflickerPlugin();
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// handlers for plugin events
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void OnStartDrawInArea ( cbStartDrawInAreaEvent& event );
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void OnFinishDrawInArea( cbFinishDrawInAreaEvent& event );
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DECLARE_EVENT_TABLE()
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};
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#endif /* __ANTIFLICKPL_G__ */
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