BackgroundCell.h

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/**********************************************************************
 
Audacity: A Digital Audio Editor
 
BackgroundCell.h
 
Paul Licameli split from TrackPanel.cpp
 
**********************************************************************/
 
#ifndef __AUDACITY_BACKGROUND_CELL__
#define __AUDACITY_BACKGROUND_CELL__
 
#include "ClientData.h"
#include "CommonTrackPanelCell.h"
 
class AudacityProject;
 
class BackgroundHandle;
class ZoomHandle;
 
 
class BackgroundCell final
   : public CommonTrackPanelCell
   , public ClientData::Base
{
public:
   static BackgroundCell &Get( AudacityProject &project );
   static const BackgroundCell &Get( const AudacityProject &project );
 
   explicit
   BackgroundCell(AudacityProject *pProject)
      : mpProject(pProject)
   {}
 
   virtual ~BackgroundCell();
 
protected:
   std::vector<UIHandlePtr> HitTest
      (const TrackPanelMouseState &state,
       const AudacityProject *) override;
 
   std::shared_ptr<Track> DoFindTrack() 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::vector<MenuItem> GetMenuItems(
      const wxRect &rect, const wxPoint *pPosition, AudacityProject *pProject )
   override;
   
   AudacityProject *mpProject;
 
   std::weak_ptr<BackgroundHandle> mHandle;
 
public:
   // For want of a better place...
   mutable std::weak_ptr<ZoomHandle> mZoomHandle;
};
 
#endif