NoteTrackVZoomHandle.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
NoteTrackVZoomHandle.h
 
Paul Licameli split from TrackPanel.cpp
 
**********************************************************************/
 
#ifndef __AUDACITY_NOTE_TRACK_VZOOM_HANDLE__
#define __AUDACITY_NOTE_TRACK_VZOOM_HANDLE__
 
class wxMouseState;
class NoteTrack;
 
#include "../../../../UIHandle.h"
 
class NoteTrackVZoomHandle : public UIHandle
{
   NoteTrackVZoomHandle(const NoteTrackVZoomHandle&);
   static HitTestPreview HitPreview(const wxMouseState &state);
 
public:
   explicit NoteTrackVZoomHandle
      (const std::shared_ptr<NoteTrack> &pTrack, const wxRect &rect, int y);
 
   NoteTrackVZoomHandle &operator=(const NoteTrackVZoomHandle&) = default;
 
   static UIHandlePtr HitTest
      (std::weak_ptr<NoteTrackVZoomHandle> &holder,
       const wxMouseState &state,
       const std::shared_ptr<NoteTrack> &pTrack, const wxRect &rect);
 
   virtual ~NoteTrackVZoomHandle();
 
   std::shared_ptr<const Track> FindTrack() const override;
 
   void Enter(bool forward, AudacityProject *) override;
 
   bool HandlesRightClick() override;
 
   Result Click
      (const TrackPanelMouseEvent &event, AudacityProject *pProject) override;
 
   Result Drag
      (const TrackPanelMouseEvent &event, AudacityProject *pProject) override;
 
   HitTestPreview Preview
      (const TrackPanelMouseState &state, AudacityProject *pProject)
      override;
 
   Result Release
      (const TrackPanelMouseEvent &event, AudacityProject *pProject,
       wxWindow *pParent) override;
 
   Result Cancel(AudacityProject *pProject) override;
 
private:
   // TrackPanelDrawable implementation
   void Draw(
      TrackPanelDrawingContext &context,
      const wxRect &rect, unsigned iPass ) override;
 
   wxRect DrawingArea(
      TrackPanelDrawingContext &,
      const wxRect &rect, const wxRect &panelRect, unsigned iPass ) override;
 
   std::weak_ptr<NoteTrack> mpTrack;
 
   int mZoomStart, mZoomEnd;
   wxRect mRect;
};
 
#endif