WaveTrackControls.h

Go to the documentation of this file.

/**********************************************************************
 
Audacity: A Digital Audio Editor
 
WavelTrackControls.h
 
Paul Licameli split from TrackPanel.cpp
 
**********************************************************************/
 
#ifndef __AUDACITY_WAVE_TRACK_CONTROLS__
#define __AUDACITY_WAVE_TRACK_CONTROLS__
 
#include "../../ui/PlayableTrackControls.h" // to inherit
#include "Observer.h"
 
class CellularPanel;
class LWSlider;
class MuteButtonHandle;
class SoloButtonHandle;
class EffectsButtonHandle;
class VolumeSliderHandle;
class PanSliderHandle;
class WaveTrack;
class wxEvent;
class wxWindow;
 
class AUDACITY_DLL_API WaveTrackControls final : public PlayableTrackControls
{
   WaveTrackControls(const WaveTrackControls&) = delete;
   WaveTrackControls &operator=(const WaveTrackControls&) = delete;
 
public:
   explicit
   WaveTrackControls( std::shared_ptr<Track> pTrack )
      : PlayableTrackControls( pTrack ) {}
   ~WaveTrackControls() override;
 
   std::vector<UIHandlePtr> HitTest
      (const TrackPanelMouseState &state,
       const AudacityProject *pProject) override;
 
   PopupMenuTable *GetMenuExtension(Track *pTrack) override;
 
   const TCPLines& GetTCPLines() const override;
 
   static unsigned DefaultWaveTrackHeight();
   static void GetVolumeRect(const wxRect &rect, wxRect &dest);
   static void GetPanRect(const wxRect &rect, wxRect &dest);
 
   static LWSlider *VolumeSlider( CellularPanel &panel, const WaveTrack &wt );
   static LWSlider * VolumeSlider
      (const wxRect &sliderRect, const WaveTrack *t, bool captured,
       wxWindow *pParent);
 
   static LWSlider *PanSlider( CellularPanel &panel, const WaveTrack &wt );
   static LWSlider * PanSlider
      (const wxRect &sliderRect, const WaveTrack *t, bool captured,
       wxWindow *pParent);
 
   static void ReCreateSliders();
 
private:
   static void ReCreatePanSlider(struct ThemeChangeMessage);
   static void ReCreateVolumeSlider(struct ThemeChangeMessage);
 
   std::weak_ptr<MuteButtonHandle> mMuteHandle;
   std::weak_ptr<SoloButtonHandle> mSoloHandle;
   std::weak_ptr<EffectsButtonHandle> mEffectsHandle;
   std::weak_ptr<VolumeSliderHandle> mVolumeHandle;
   std::weak_ptr<PanSliderHandle> mPanHandle;
};
 
#include "../../../../widgets/PopupMenuTable.h"
 
struct AUDACITY_DLL_API WaveTrackPopupMenuTable : public PopupMenuTable
{
   using PopupMenuTable::PopupMenuTable;
   PlayableTrackControls::InitMenuData *mpData{};
   WaveTrack &FindWaveTrack () const;
   int ReserveId() { return mNextId++; }
protected:
   int mNextId = 0;
};
 
// Expose the wave track menu table to registration of menu items
AUDACITY_DLL_API
WaveTrackPopupMenuTable &GetWaveTrackMenuTable();
 
#endif