54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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TrackPanelResizerCell.h
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Paul Licameli split from TrackPanel.cpp
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**********************************************************************/
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#ifndef __AUDACITY_TRACK_PANEL_RESIZER_CELL__
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#define __AUDACITY_TRACK_PANEL_RESIZER_CELL__
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#include "ClientData.h" // to inherit
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#include "tracks/ui/CommonTrackPanelCell.h" // to inherit
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class Track;
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class TrackPanelResizeHandle;
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class TrackPanelResizerCell
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: public CommonTrackPanelCell
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, public std::enable_shared_from_this< TrackPanelResizerCell >
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, public ClientData::Base
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{
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TrackPanelResizerCell(const TrackPanelResizerCell&) = delete;
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TrackPanelResizerCell &operator= (const TrackPanelResizerCell&) = delete;
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public:
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static TrackPanelResizerCell &Get( Track &track );
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static const TrackPanelResizerCell &Get( const Track &track );
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explicit
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TrackPanelResizerCell( const std::shared_ptr<Track> &pTrack );
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std::vector<UIHandlePtr> HitTest
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(const TrackPanelMouseState &, const AudacityProject *) override;
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protected:
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std::shared_ptr<Track> DoFindTrack() override;
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private:
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// back-pointer is weak to break a cycle
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std::weak_ptr<Track> mwTrack;
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// TrackPanelDrawable implementation
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void Draw(
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TrackPanelDrawingContext &context,
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const wxRect &rect, unsigned iPass ) override;
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std::weak_ptr<TrackPanelResizeHandle> mResizeHandle;
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};
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#endif
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