OSGVruiRectButtonGeometry.h

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/* This file is part of COVISE.
 
   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.
 
 * License: LGPL 2+ */
 
//-*-c++-*-
#ifndef OSG_VRUI_RECT_BUTTON_GEOMETRY_H
#define OSG_VRUI_RECT_BUTTON_GEOMETRY_H
 
#include <OpenVRUI/sginterface/vruiButtonProvider.h>
 
#include <osg/Array>
#include <osg/Geode>
#include <osg/Material>
#include <osg/PrimitiveSet>
#include <osg/StateSet>
#include <osg/Switch>
#include <osg/Vec3>
 
#include <string>
 
namespace vrui
{
 
class coRectButtonGeometry;
class OSGVruiTransformNode;
 
class OSGVRUIEXPORT OSGVruiRectButtonGeometry : public vruiButtonProvider
{
public:
    OSGVruiRectButtonGeometry(coRectButtonGeometry *button);
    virtual ~OSGVruiRectButtonGeometry();
 
    virtual void switchGeometry(coButtonGeometry::ActiveGeometry active);
 
    virtual float getWidth() const
    {
        return 2.0 * (A + B) + C;
    }
    virtual float getHeight() const
    {
        return 2.0 * (A + B) + D;
    }
 
    virtual void createGeometry();
    virtual void resizeGeometry();
 
    virtual vruiTransformNode *getDCS();
 
protected:
    void createSharedLists(); 
    osg::ref_ptr<osg::Node> createGeode(const std::string &textureName, int style);
 
    osg::ref_ptr<osg::Node> normalNode; 
    osg::ref_ptr<osg::Node> pressedNode; 
    osg::ref_ptr<osg::Node> highlightNode; 
    osg::ref_ptr<osg::Node> pressedHighlightNode;
 
    osg::ref_ptr<osg::Switch> switchNode;
 
    coRectButtonGeometry *button;
 
    OSGVruiTransformNode *myDCS;
 
private:
    static float A;
    static float B;
    float C;
    float D;
 
    static osg::ref_ptr<osg::Vec4Array> color;
    static osg::ref_ptr<osg::Vec3Array> coord1; 
    static osg::ref_ptr<osg::Vec3Array> coord2; 
    static osg::ref_ptr<osg::Vec3Array> coordt1;
    static osg::ref_ptr<osg::Vec3Array> coordt2;
    static osg::ref_ptr<osg::Vec3Array> normal1; 
    static osg::ref_ptr<osg::Vec3Array> normal2; 
    static osg::ref_ptr<osg::Vec3Array> normalt;
    static osg::ref_ptr<osg::Vec2Array> texCoord;
 
    static osg::ref_ptr<osg::DrawElementsUShort> coordIndex;
 
    static osg::ref_ptr<osg::Material> textureMat;
    static osg::ref_ptr<osg::StateSet> normalStateSet;
 
    osg::ref_ptr<osg::Geode> geode1; 
    osg::ref_ptr<osg::Geode> geode2; 
};
}
#endif