ZoomTool.h

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#ifndef ZoomTool_h
#define ZoomTool_h

// This should be the only include in this file!
#include "Tool.h"

// FIXME: remove this include
#include <QCursor>

class QAction;
class QLineEdit;

namespace Isis {
  class ZoomTool : public Tool {
      Q_OBJECT

    public:
      ZoomTool(QWidget *parent);
      void addTo(QMenu *menu);

      QString menuName() const {
        return "&View";
      }

    protected slots:
      void rubberBandComplete();

    protected:
      QAction *toolPadAction(ToolPad *toolpad);
      void updateTool();
      QWidget *createToolBarWidget(QStackedWidget *parent);
      void enableRubberBandTool();

    private slots:
      void zoomIn2X();
      void zoomIn4X();
      void zoomIn8X();

      void zoomOut2X();
      void zoomOut4X();
      void zoomOut8X();

      void zoomActual();
      void zoomFit();
      void zoomFitWidth();
      void zoomFitHeight();
      void zoomManual();


      double setScale(MdiCubeViewport *d, double newScale);
      double setScale(MdiCubeViewport *d, double newScale, int x, int y);
      double setScale(MdiCubeViewport *d, double newScale, double samp, double line);

    private:
      void zoomBy(double factor);

      QAction *p_zoomIn2X; 
      QAction *p_zoomIn4X; 
      QAction *p_zoomIn8X; 

      QAction *p_zoomOut2X; 
      QAction *p_zoomOut4X; 
      QAction *p_zoomOut8X; 

      QAction *p_zoomActual;  
      QAction *p_zoomFit; 

      QLineEdit *p_zoomLineEdit; 
      double p_lastScale;
  };
};

#endif