EditableWire.h

#ifndef EDITABLEWIRE_H
#define EDITABLEWIRE_H

#include <osg/Geode>
#include <osg/Geometry>
#include <osg/Switch>
#include <osg/StateSet>
#include <osg/Point>
#include <osg/LineWidth>
#include <osg/MatrixTransform>

namespace entity {

class EditableWire : public osg::MatrixTransform
{
public:
    EditableWire(double fov2);

    osg::Vec3f getEye3D() const;

    osg::Vec3f getEye2D() const;

    osg::Vec3f getFocal2D() const;

    osg::Vec3f getCenter3D() const;

    osg::Vec3f getRight2D() const;

    osg::Vec3f getRight3D() const;

    osg::Vec3f getUp() const;

    double getFOV2() const;

    void getCenter2D(osg::Vec2f& p1, osg::Vec2f& p2) const;

    osg::Vec3f getCenter2D() const;

    const osg::Geode* getGeode() const;

    void editEye(double u, double v);

    void editCenter(double theta);

    void editFocal(double angle);

    void unselect();

    void pick(int index);

    void unpick();

protected:
    void setColorFocal(const osg::Vec4f& color);

    void setColorEyeDefaults();

    void setColorCenterDefaults();

    void updateGeometry(osg::Geometry* geom);

    void move(double u, double v);

    void rotate(double theta);

    void translate(double d);

    void expand(double a);

private:
    osg::Geode* m_geode;
    osg::Geometry* m_eye; 
    osg::Geometry* m_center; 
    osg::Geometry* m_focal; 
    double         m_fov2; 
    int m_selection; 
}; // class EditableWire

} // namespace entity

#endif // EDITABLEWIRE_H