//| Copyright: (C) 2019-2020 Kevin Larke <contact AT larke DOT org> 
//| License: GNU GPL version 3.0 or above. See the accompanying LICENSE file.
#ifndef cmGrTksrFltk_h
#define cmGrTksrFltk_h

class Fl_Menu_Bar;
class cmdIf;

class cmGrTksrFltk : public cmGrPlotFltk, public gvHashFuncArg
{
 public:
  cmGrTksrFltk(cmCtx_t* ctx, cmdIf* cp, Fl_Menu_Bar* menuBar, int x, int y, int w, int h);
  virtual ~cmGrTksrFltk();

  void setTksbHandle( void* vp );

  void refresh();

  virtual double sampleRate() const;

  virtual bool on_plot_object( cmGrPlotCbArg_t* arg );

 private:
  enum
  {
    kOkRC,
    kInsertObjFailRC,
    kClearPlotFailRC,
    kTksbFailRC
  };

  enum
  {
    kPitchMId,
    kScEvtMId,
    kDeleteMId,
    kSustainMId,
    kSostenutoMId,
    kWriteMId,
    kReadMId,
    kMenuItemCnt
  };

  typedef struct
  {
    cmGrTksrFltk* p;
    int           id;
  } item_t;

  typedef enum
  {
    kInvalidTksrId,
    kNoteTksrId,
    kPedalTksrId,
  } tksrId_t;

  typedef struct scObj_str
  {
    tksrId_t id; 
    union
    {
      unsigned rid;
    } u;

    scObj_str( tksrId_t i, unsigned rid ) : id(i) { u.rid=rid; }
  } scObj_t;

  cmErr_t          _err;
  //cmdIf*           _cmdIf;
  cmTakeSeqBldrH_t _tksbH;
  Fl_Menu_Bar*     _menuBar;
  unsigned         _samplesMetricId;
  unsigned         _secondsMetricId;
  //double           _objSecs;
  unsigned         _objId;
  //bool             _togFl; 
  item_t           _menuArray[ kMenuItemCnt ];

  void _insertEvent( const cmTksbRend_t* m, double srate );
  void _createMenu();
  bool _isMenuChecked( int id );
  void _setEventLabels();
  void _write();
  void _read();
  void _insertPedal( unsigned long pedalMId );

  static void _s_deleteSelectedEle( void* arg, cmGrPlObjH_t oh );
  static void _s_menuCallback(Fl_Widget* w, void* arg);
  
};


#endif