gtk2_ardour/region_gain_line.h

   1 #ifndef __ardour_gtk_region_gain_line_h__
   2 #define __ardour_gtk_region_gain_line_h__
   3
   4 #include <ardour/ardour.h>
   5 #include <gtk-canvas.h>
   6 #include <gtkmm.h>
   7
   8 #include "automation_line.h"
   9
  10 namespace ARDOUR {
  11         class Session;
  12 }
  13
  14 class TimeAxisView;
  15 class AudioRegionView;
  16
  17 class AudioRegionGainLine : public AutomationLine
  18 {
  19   public:
  20         AudioRegionGainLine (string name, ARDOUR::Session&, AudioRegionView&, GtkCanvasItem* parent,
  21                              ARDOUR::Curve&,
  22                              gint (*point_callback)(GtkCanvasItem*, GdkEvent*, gpointer),
  23                              gint (*line_callback)(GtkCanvasItem*, GdkEvent*, gpointer));
  24
  25         void view_to_model_y (double&);
  26         void model_to_view_y (double&);
  27
  28         void start_drag (ControlPoint*, float fraction);
  29         void end_drag (ControlPoint*);
  30
  31         void remove_point (ControlPoint&);
  32
  33
  34
  35   private:
  36         ARDOUR::Session& session;
  37         AudioRegionView& rv;
  38
  39         UndoAction get_memento();
  40 };
  41
  42
  43 #endif /* __ardour_gtk_region_gain_line_h__ */