overlapSlider.h

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/******************************************************************************
** Copyright (c) 1992-2010 VT MAK
** All rights reserved.
******************************************************************************/


#ifndef overlapSlider_H_
#define overlapSlider_H_

#include <lgrGui/lgrGui.h>

#include <lgrGui/lgrZoomableWidget.h>
#include <lgrGui/multiBoxSlider.h>
#include <lgrGui/dragComponent.h>
#include <QMatrix>

class QPainter;

namespace MAKLogger
{

   class DT_DLL_LGRGUI DtOverlapSlider : public DtLgrZoomableWidget, 
      public DtMultiBoxSlider, public DtDragComponent
   {
      Q_OBJECT
      Q_PROPERTY(QColor ColorGradTop MEMBER myColorGradTop USER true)
      Q_PROPERTY(QColor ColorGradBottom MEMBER myColorGradBottom USER true)
   
   public:

      explicit DtOverlapSlider(QWidget* parent);

      virtual DtSliderBar* addRange(QString name,float start,float end);      

      virtual void removeRange(QString name);

      virtual void clearRanges();

      void setBarColors(QColor top,QColor bottom);

   public slots:
      void selectBarByIndex(int index);

   signals:
      void barMoved(DtSliderBar*);
      void barSizeChanged(DtSliderBar*);

   protected:

      virtual void moveBox(DtSliderBox* box,float v);
      
      virtual void enterEvent( QEvent* );
      virtual void leaveEvent( QEvent* );
      virtual void paintEvent( QPaintEvent* );
      virtual void mouseReleaseEvent(QMouseEvent*);
      virtual void mouseMoveEvent( QMouseEvent* );
      virtual void mousePressEvent( QMouseEvent* );   
      virtual void resizeEvent( QResizeEvent* );

      virtual void draw(QPainter& painter,QRect boundingRect);

      virtual void drawBars(QPainter& painter) const;
      virtual void drawBoxes(QPainter& painter) const;

      virtual void drawBar(QPainter& painter,DtSliderBar* bar) const;
      virtual void drawBox(QPainter& painter,DtSliderBox* box) const;   

      QMatrix myDrawnMatrix;
      QColor myTopColor;
      QColor myBottomColor;
      QColor myColorGradTop;
      QColor myColorGradBottom;
      
      DtSliderBar* myActiveBar;
   };
}

#endif