1 #ifndef __gtk_ardour_tempo_curve_h__
2 #define __gtk_ardour_tempo_curve_h__
7 #include <sigc++/signal.h>
9 #include "ardour/ardour.h"
10 #include "pbd/signals.h"
12 #include "canvas/types.h"
13 #include "canvas/framed_curve.h"
14 #include "canvas/text.h"
21 class TempoCurve : public sigc::trackable
24 TempoCurve (PublicEditor& editor, ArdourCanvas::Container &, guint32 rgba, ARDOUR::TempoSection& temp, framepos_t frame, bool handle_events);
27 static PBD::Signal1<void,TempoCurve*> CatchDeletion;
29 static void setup_sizes (const double timebar_height);
31 ArdourCanvas::Item& the_item() const;
32 void canvas_height_set (double);
34 void set_position (framepos_t lower, framepos_t upper);
35 void set_color_rgba (uint32_t rgba);
36 framepos_t position() const { return frame_position; }
38 ArdourCanvas::Container * get_parent() { return _parent; }
39 void reparent (ArdourCanvas::Container & parent);
44 ARDOUR::TempoSection& tempo () const { return _tempo; }
46 void set_max_tempo (const double& max) { _max_tempo = max; }
47 void set_min_tempo (const double& min) { _min_tempo = min; }
52 ArdourCanvas::Container* _parent;
53 ArdourCanvas::Container *group;
54 ArdourCanvas::Points *points;
55 ArdourCanvas::FramedCurve* _curve;
58 framepos_t frame_position;
59 framepos_t _end_frame;
61 double _canvas_height;
68 /* disallow copy construction */
69 TempoCurve (TempoCurve const &);
70 TempoCurve & operator= (TempoCurve const &);
71 ARDOUR::TempoSection& _tempo;
72 ArdourCanvas::Text *_start_text;
73 ArdourCanvas::Text *_end_text;
76 #endif /* __gtk_ardour_tempo_curve_h__ */