NoteTrackVRulerControls.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
NoteTrackVRulerControls.h
 
Paul Licameli split from TrackPanel.cpp
 
**********************************************************************/
 
#ifndef __AUDACITY_NOTE_TRACK_VRULER_CONTROLS__
#define __AUDACITY_NOTE_TRACK_VRULER_CONTROLS__
 
#include "../../../ui/ChannelVRulerControls.h"
 
class NoteTrack;
class NoteTrackVZoomHandle;
 
class NoteTrackVRulerControls final : public ChannelVRulerControls
{
   NoteTrackVRulerControls(const NoteTrackVRulerControls&) = delete;
   NoteTrackVRulerControls &operator=(const NoteTrackVRulerControls&) = delete;
 
public:
   explicit
   NoteTrackVRulerControls(const std::shared_ptr<ChannelView> &pChannelView)
      : ChannelVRulerControls{ pChannelView } {}
   ~NoteTrackVRulerControls();
 
   std::vector<UIHandlePtr> HitTest
      (const TrackPanelMouseState &state,
       const AudacityProject *pProject) override;
 
   unsigned HandleWheelRotation
      (const TrackPanelMouseEvent &event,
       AudacityProject *pProject) override;
 
private:
   std::shared_ptr<NoteTrack> FindNoteTrack();
 
   // TrackPanelDrawable implementation
   void Draw(
      TrackPanelDrawingContext &context,
      const wxRect &rect, unsigned iPass ) override;
 
   // ChannelVRulerControls implementation
   void UpdateRuler( const wxRect &rect ) override;
 
   std::weak_ptr<NoteTrackVZoomHandle> mVZoomHandle;
};
 
#endif