AdvancedStretchDialog.h

#ifndef ADVANCEDSTRETCHDIALOG_H
#define ADVANCEDSTRETCHDIALOG_H

#include <QDialog>

class QShowEvent;
class QWidget;

namespace Isis {
  class Stretch;
  class Histogram;
};

namespace Isis {
  class AdvancedStretch;
  class CubeViewport;

  class AdvancedStretchDialog : public QDialog {
      Q_OBJECT

    public:
      AdvancedStretchDialog(QWidget *parent);
      ~AdvancedStretchDialog();

      void enableRgbMode(Stretch &redStretch, Histogram &redHist,
                         Stretch &grnStretch, Histogram &grnHist,
                         Stretch &bluStretch, Histogram &bluHist);
      void updateHistograms(const Histogram &redHist,
                            const Histogram &grnHist,
                            const Histogram &bluHist);

      void updateForRGBMode(Stretch &redStretch, Histogram &redHist,
                            Stretch &grnStretch, Histogram &grnHist,
                            Stretch &bluStretch, Histogram &bluHist);

      void enableGrayMode(Stretch &grayStretch,
                          Histogram &grayHist);
      void updateHistogram(const Histogram &grayHist);
      bool isRgbMode() const;

      Stretch getGrayStretch();
      Stretch getRedStretch();
      Stretch getGrnStretch();
      Stretch getBluStretch();

      bool enabled() {
        return p_enabled;
      }

      void enable(bool enable) {
        p_enabled = enable;
      }

    signals:
      void stretchChanged();
      void visibilityChanged();

    public slots:
      void updateStretch(CubeViewport *);

    protected slots:
      void showEvent(QShowEvent *);
      void hideEvent(QHideEvent *);

    private:
      void destroyCurrentStretches();

    private:
      bool p_enabled; 
      AdvancedStretch *p_grayStretch; 
      AdvancedStretch *p_redStretch;  
      AdvancedStretch *p_grnStretch;  
      AdvancedStretch *p_bluStretch;  

  };
};


#endif