|
Last change
on this file since 104 was
104,
checked in by darran, 19 years ago
|
- towards steep culling based on alpha transparency.
|
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File size:
961 bytes
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| 1 | /* |
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| 2 | SWWViewer |
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| 3 | |
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| 4 | An OpenSceneGraph viewer for pyVolution SWW files. |
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| 5 | copyright (C) 2004 Geoscience Australia |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef KEYBOARDEVENTHANDLER_H |
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| 9 | #define KEYBOARDEVENTHANDLER_H |
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| 10 | |
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| 11 | #include <project.h> |
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| 12 | #include <osgGA/GUIEventHandler> |
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| 13 | |
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| 14 | |
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| 15 | class KeyboardEventHandler : public osgGA::GUIEventHandler |
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| 16 | { |
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| 17 | |
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| 18 | public: |
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| 19 | KeyboardEventHandler( int nTimesteps, float tps); |
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| 20 | virtual bool handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter&); |
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| 21 | virtual void accept(osgGA::GUIEventHandlerVisitor&) {} |
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| 22 | virtual bool isPaused(){return _paused;} |
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| 23 | virtual bool timestepChanged(); |
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| 24 | virtual bool toggleWireframe(); |
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| 25 | virtual bool toggleCulling(); |
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| 26 | virtual int getTimestep(){return (unsigned int) _timestep;} |
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| 27 | virtual void setTime(float time); |
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| 28 | |
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| 29 | private: |
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| 30 | int _direction, _timestep, _ntimesteps; |
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| 31 | float _tps, _prevtime, _tpsorig; |
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| 32 | bool _paused, _timestepchanged, _togglewireframe, _toggleculling; |
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| 33 | }; |
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| 34 | |
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| 35 | #endif // KEYBOARDEVENTHANDLER_H |
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