PanTool.h

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#ifndef PanTool_h
#define PanTool_h
 
#include "Tool.h"
 
 
class QComboBox;
class QLineEdit;
 
namespace Isis {
  class PanTool : public Tool {
      Q_OBJECT
 
    public:
      PanTool(QWidget *parent);
      void addTo(QMenu *);
 
      QString menuName() const {
        return "&View";
      }
 
    protected:
      QAction *toolPadAction(ToolPad *pad);
      QWidget *createToolBarWidget(QStackedWidget *parent);
 
    protected slots:
      void mouseButtonPress(QPoint p, Qt::MouseButton s);
      void mouseMove(QPoint p);
      void mouseButtonRelease(QPoint p, Qt::MouseButton s);
 
    private slots:
      void panRight() {
        pan(panRate(true), 0);
      };
      void panLeft() {
        pan(-panRate(true), 0);
      };
      void panUp() {
        pan(0, -panRate(false));
      };
      void panDown() {
        pan(0, panRate(false));
      };
      void setCustom();
      void updateLineEdit();
      void writeSettings();
      void readSettings();
 
    private:
      void pan(int x, int y);
      int panRate(bool horz);
 
      QAction *p_panRight;
      QAction *p_panLeft;
      QAction *p_panUp;
      QAction *p_panDown;
 
      QComboBox *p_panRateBox;
      QLineEdit *p_lineEdit;
 
      bool p_dragPan;
      QPoint p_lastPoint;
  };
};
 
#endif