View3D.hpp

/* $Id$ */

#ifndef _OSG_VIEW_HPP_
#define _OSG_VIEW_HPP_

#include <QGLWidget>

#include <osgViewer/Viewer>

namespace osgViewer {
  class GraphicsWindow;
}
namespace osgGA {
  class GUIEventAdapter;
  class KeySwitchMatrixManipulator;
}

namespace jafar {
  namespace image {
    class Image;
  }
  namespace viewer3d {

    class View3D : public QGLWidget, public osgViewer::Viewer
    {
      Q_OBJECT
      public:
        enum CameraMode {
          CAMERA_PERSPECTIVE,
          CAMERA_ORTHO
        };
      public:
        View3D( QWidget * parent = 0, const QGLWidget * shareWidget = 0, Qt::WindowFlags f = 0 );
        virtual ~View3D();
        void setBackgroundColor(double r, double g, double b, double a = 1.0);
      public slots:
        void setManipulatorIndex( int _index );
        void setCameraMode( int _index );
        void setDistance( double _distance );
      public:
        image::Image snapshot();
        void saveSnapshot( const std::string& _fileName);
        void startMovie( const std::string& _fileNamePrefix, const std::string& _fileNameSuffix, int _interval, int _startIndex = 0, unsigned int _digits = 5 );
        void stopMovie();
        bool isMovieRunning() const;
      public slots:
        void stepMovie();
      signals:
        void movieFrameNextIndex( int _index );
      protected:
        void init();

        virtual void paintGL();
        virtual void resizeGL( int width, int height );
        virtual void keyPressEvent( QKeyEvent* event );
        virtual void keyReleaseEvent( QKeyEvent* event );
        virtual void mousePressEvent( QMouseEvent* event );
        virtual void mouseReleaseEvent( QMouseEvent* event );
        virtual void mouseMoveEvent( QMouseEvent* event );
      private:
        osgGA::GUIEventAdapter* transferKeyModifier( QKeyEvent* event );
        int qtKeyToOsgCode( QKeyEvent* event );
      private slots:
        void timeout();
      signals:
        void cameraPositionChanged();
      private:
        struct Private;
        Private* const d;
    };
  }
}

#endif