Equalizer  1.4.1
eventHandler.h
00001 
00002 /* Copyright (c) 2006-2011, Stefan Eilemann <eile@equalizergraphics.com> 
00003  *
00004  * This library is free software; you can redistribute it and/or modify it under
00005  * the terms of the GNU Lesser General Public License version 2.1 as published
00006  * by the Free Software Foundation.
00007  *  
00008  * This library is distributed in the hope that it will be useful, but WITHOUT
00009  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00010  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
00011  * details.
00012  * 
00013  * You should have received a copy of the GNU Lesser General Public License
00014  * along with this library; if not, write to the Free Software Foundation, Inc.,
00015  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
00016  */
00017 
00018 #ifndef EQ_EVENTHANDLER_H
00019 #define EQ_EVENTHANDLER_H
00020 
00021 #include <eq/client/event.h>         // member
00022 
00023 namespace eq
00024 {
00026     class EventHandler
00027     {
00028     protected:
00030         EventHandler() : _lastEventWindow( 0 ) {}
00031 
00033         virtual ~EventHandler(){}
00034 
00039         EQ_API void _computePointerDelta(const Window* window, Event& event);
00040 
00045         EQ_API void _getRenderContext( const Window* window, Event& event );
00046 
00047     private:
00049         Event _lastPointerEvent;
00050 
00052         const Window* _lastEventWindow;
00053     };
00054 }
00055 
00056 #endif // EQ_EVENTHANDLER_H
00057 
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