CommonTrackView.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
CommonTrackView.h
 
Paul Licameli split from class TrackView
 
**********************************************************************/
 
#ifndef __AUDACITY_COMMON_TRACK_VIEW__
#define __AUDACITY_COMMON_TRACK_VIEW__
 
#include "TrackView.h" // to inherit
 
class Envelope;
class SelectHandle;
class TimeShiftHandle;
class ZoomInfo;
 
class AUDACITY_DLL_API CommonTrackView /* not final */ : public TrackView
{
public:
   using TrackView::TrackView;
   
   // Delegates the handling to the related TCP cell
   std::shared_ptr<TrackPanelCell> ContextMenuDelegate() override;
 
   // Cause certain overriding tool modes (Zoom; future ones?) to behave
   // uniformly in all tracks, disregarding track contents.
   // Do not further override this...
   std::vector<UIHandlePtr> HitTest
      (const TrackPanelMouseState &, const AudacityProject *pProject)
      final override;
 
   void TimeShiftHitTest();
 
   virtual int GetMinimizedHeight() const override;
 
   static void GetEnvelopeValues( const Envelope &env,
      double aligned_time, double sampleDur,
      double *buffer, int bufferLen, int leftOffset,
      const ZoomInfo &zoomInfo);
 
protected:
   // Rather override this for subclasses:
   virtual std::vector<UIHandlePtr> DetailedHitTest
      (const TrackPanelMouseState &,
       const AudacityProject *pProject, int currentTool, bool bMultiTool)
      = 0;
 
   std::weak_ptr<SelectHandle> mSelectHandle;
 
public:
   std::weak_ptr<TimeShiftHandle> mTimeShiftHandle;
};
 
#endif