IndependentCubeViewport.h

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#ifndef IndependentCubeViewport_h
#define IndependentCubeViewport_h

// parent class
#include "CubeViewport.h"


class QEvent;
class QObject;
class QPaintEvent;
class QPoint;
class QRect;
class QWidget;


template < class T > class QList;

namespace Isis
{
  class Brick;
  class Cube;
  class CubeDataThread;
  class ViewportBuffer;

  class IndependentCubeViewport : public CubeViewport
  {
      Q_OBJECT

    public:
      IndependentCubeViewport(Cube * cube, CubeDataThread * cdt = 0,
                              QWidget * parent = 0);
      ~IndependentCubeViewport();
      
      bool eventFilter(QObject * o, QEvent * e);
      void paintEvent(QPaintEvent * e);
      void restretch(ViewportBuffer *);
      virtual void showEvent(QShowEvent * e);
      
      
    public slots:
      void resetKnownGlobal();
      
      
    protected slots:
      virtual void cubeDataChanged(int cubeId, const Brick *);
    
    
    signals:
      void synchronize(IndependentCubeViewport *);
      void trackingChanged(double sample, double line, double lat, double lon,
          double dn, IndependentCubeViewport *);
      void trackingChanged(double samp, double line, double dn,
          IndependentCubeViewport *);
      void cantTrack(QString, IndependentCubeViewport *);
      
    
    
    private slots:
      void handleMouseMove(QPoint);
      void handleMousePress(QPoint, Qt::MouseButton b);
      void handleMouseRelease(QPoint);
      void handleSynchronization(IndependentCubeViewport *);
      
      
    private: // methods
      QRect bandingRect();
      void stretch();
      void track(const QPoint &);
      void zoom();
      bool trackBuffer(ViewportBuffer *, const QPoint &, double &);
    
      
    private:
      bool banding;
      bool panning;
      bool stretching;
      bool zooming;
      bool leftClick;
      QPoint * bandingPoint1;
      QPoint * bandingPoint2;
      QPoint * panningPrevPoint;
  };
}

#endif