allow zero-input (i.e. tone generator) processors to be added
[ardour2.git] / gtk2_ardour / step_editor.h
blob566292150c891baa8df27fe0935b27857cd9df42
1 #ifndef __pbd__step_editor_h__
2 #define __pbd__step_editor_h__
4 #include <string>
6 #include <gdk/gdk.h>
7 #include <sigc++/trackable.h>
9 #include "pbd/signals.h"
10 #include "evoral/types.hpp"
12 namespace ARDOUR {
13 class MidiTrack;
14 class MidiRegion;
17 class MidiRegionView;
18 class MidiTimeAxisView;
19 class PublicEditor;
20 class StepEntry;
22 class StepEditor : public PBD::ScopedConnectionList, public sigc::trackable
24 public:
25 StepEditor (PublicEditor&, boost::shared_ptr<ARDOUR::MidiTrack>, MidiTimeAxisView&);
26 virtual ~StepEditor ();
28 void check_step_edit ();
29 void step_edit_rest (Evoral::MusicalTime beats);
30 void step_edit_beat_sync ();
31 void step_edit_bar_sync ();
32 int step_add_bank_change (uint8_t channel, uint8_t bank);
33 int step_add_program_change (uint8_t channel, uint8_t program);
34 int step_add_note (uint8_t channel, uint8_t pitch, uint8_t velocity,
35 Evoral::MusicalTime beat_duration);
36 void step_edit_sustain (Evoral::MusicalTime beats);
37 bool step_edit_within_triplet () const;
38 void step_edit_toggle_triplet ();
39 bool step_edit_within_chord () const;
40 void step_edit_toggle_chord ();
41 void reset_step_edit_beat_pos ();
42 void resync_step_edit_to_edit_point ();
43 void move_step_edit_beat_pos (Evoral::MusicalTime beats);
44 void set_step_edit_cursor_width (Evoral::MusicalTime beats);
46 std::string name() const;
48 void start_step_editing ();
49 void stop_step_editing ();
51 private:
52 ARDOUR::framepos_t step_edit_insert_position;
53 Evoral::MusicalTime step_edit_beat_pos;
54 boost::shared_ptr<ARDOUR::MidiRegion> step_edit_region;
55 MidiRegionView* step_edit_region_view;
56 uint8_t _step_edit_triplet_countdown;
57 bool _step_edit_within_chord;
58 Evoral::MusicalTime _step_edit_chord_duration;
59 PBD::ScopedConnection step_edit_region_connection;
60 PublicEditor& _editor;
61 boost::shared_ptr<ARDOUR::MidiTrack> _track;
62 StepEntry* step_editor;
63 MidiTimeAxisView& _mtv;
64 int8_t last_added_pitch;
65 Evoral::MusicalTime last_added_end;
67 void region_removed (boost::weak_ptr<ARDOUR::Region>);
68 void playlist_changed ();
69 bool step_editor_hidden (GdkEventAny*);
70 void step_editor_hide ();
71 void resync_step_edit_position ();
72 void prepare_step_edit_region ();
75 #endif /* __pbd__step_editor_h__ */