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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSGGA_STATESET_MANIPULATOR
#define OSGGA_STATESET_MANIPULATOR 1
#include <osgGA/Export>
#include <osgGA/GUIEventAdapter>
#include <osgGA/GUIActionAdapter>
#include <osgGA/GUIEventHandler>
#include <osg/StateSet>
#include <osg/PolygonMode>
namespace osgGA {
/**
Experimental class, not been looked at for a while, but which will
be returned to at some point :-\
*/
class OSGGA_EXPORT StateSetManipulator : public GUIEventHandler
{
public:
StateSetManipulator(osg::StateSet* stateset=0);
virtual const char* className() const { return "StateSetManipulator"; }
/** attach a StateSet to the manipulator to be used for specifying view.*/
virtual void setStateSet(osg::StateSet*);
/** get the attached a StateSet.*/
virtual osg::StateSet * getStateSet();
/** get the attached a StateSet.*/
virtual const osg::StateSet * getStateSet() const;
/** Handle events, return true if handled, false otherwise.*/
virtual bool handle(const GUIEventAdapter& ea,GUIActionAdapter& us);
/** Get the keyboard and mouse usage of this manipulator.*/
virtual void getUsage(osg::ApplicationUsage& usage) const;
void setMaximumNumOfTextureUnits(unsigned int i) { _maxNumOfTextureUnits = i; }
unsigned int getMaximumNumOfTextureUnits() const { return _maxNumOfTextureUnits; }
void setBackfaceEnabled(bool newbackface);
bool getBackfaceEnabled() const {return _backface;};
void setLightingEnabled(bool newlighting);
bool getLightingEnabled() const {return _lighting;};
void setTextureEnabled(bool newtexture);
bool getTextureEnabled() const {return _texture;};
void setPolygonMode(osg::PolygonMode::Mode newpolygonmode);
osg::PolygonMode::Mode getPolygonMode() const;
void cyclePolygonMode();
void setKeyEventToggleBackfaceCulling(int key) { _keyEventToggleBackfaceCulling = key; }
int getKeyEventToggleBackfaceCulling() const { return _keyEventToggleBackfaceCulling; }
void setKeyEventToggleLighting(int key) { _keyEventToggleLighting = key; }
int getKeyEventToggleLighting() const { return _keyEventToggleLighting; }
void setKeyEventToggleTexturing(int key) { _keyEventToggleTexturing = key; }
int getKeyEventToggleTexturing() const { return _keyEventToggleTexturing; }
void setKeyEventCyclePolygonMode(int key) { _keyEventCyclePolygonMode = key; }
int getKeyEventCyclePolygonMode() const { return _keyEventCyclePolygonMode; }
protected:
virtual ~StateSetManipulator();
void clone();
osg::ref_ptr<osg::StateSet> _stateset;
bool _initialized;
bool _backface;
bool _lighting;
bool _texture;
unsigned int _maxNumOfTextureUnits;
int _keyEventToggleBackfaceCulling;
int _keyEventToggleLighting;
int _keyEventToggleTexturing;
int _keyEventCyclePolygonMode;
osg::PolygonMode* getOrCreatePolygonMode();
};
}
#endif
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