MosaicZoomTool.h

#ifndef MosaicZoomTool_h
#define MosaicZoomTool_h
 
#include "MosaicTool.h"
 
#include <QPointer>
 
class QAction;
class QDoubleSpinBox;
class QGraphicsSceneMouseEvent;
class QLineEdit;
class QRect;
 
namespace Isis {
  class MosaicZoomTool : public MosaicTool {
      Q_OBJECT
 
    public:
      MosaicZoomTool(MosaicSceneWidget *);
      void updateResolutionBox();
 
      QList<QAction *> getViewActions();
 
    protected slots:
      void updateTool();
 
    protected:
      QAction *getPrimaryAction();
      QWidget *getToolBarWidget();
      void mouseButtonRelease(QPointF, Qt::MouseButton s);
      void mouseWheel(QPointF, int);
      void rubberBandComplete(QRectF r, Qt::MouseButton s);
 
    public slots:
      void zoomIn2X(QPointF center = QPointF());
      void zoomOut2X(QPointF center = QPointF());
 
      void zoomActual(QPointF center = QPointF());
      void zoomFit();
      void zoomFitWidth();
      void zoomFitHeight();
      void zoomManual();
 
    private:
      double limitZoomBy(double factor);
      void zoomBy(double factor, QPointF center = QPointF());
      QLineEdit *p_zoomLineEdit; 
      QDoubleSpinBox *p_scaleBox;
      double p_screenResolution;
 
      QPointer<QAction> m_zoomInAction;
      QPointer<QAction> m_zoomOutAction;
      QPointer<QAction> m_zoomFitAction;
  };
};
 
#endif