2 Copyright (C) 2001, 2006 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 #ifndef __ardour_midi_streamview_h__
20 #define __ardour_midi_streamview_h__
25 #include <ardour/location.h>
27 #include "simplerect.h"
28 #include "streamview.h"
29 #include "time_axis_view_item.h"
30 #include "route_time_axis.h"
47 class MidiTimeAxisView;
49 class RegionSelection;
53 class MidiStreamView : public StreamView
56 MidiStreamView (MidiTimeAxisView&);
59 void set_selected_regionviews (RegionSelection&);
60 void get_selectables (jack_nframes_t start, jack_nframes_t end, list<Selectable* >&);
61 void get_inverted_selectables (Selection&, list<Selectable* >& results);
63 enum VisibleNoteRange {
68 VisibleNoteRange note_range() { return _range; }
69 void set_note_range(VisibleNoteRange r) { _range = r; }
71 uint8_t lowest_note() const { return (_range == FullRange) ? 0 : _lowest_note; }
72 uint8_t highest_note() const { return (_range == FullRange) ? 127 : _highest_note; }
74 void update_bounds(uint8_t note_num);
76 void redisplay_diskstream ();
78 inline double contents_height() const
79 { return (_trackview.height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2); }
81 inline double note_to_y(uint8_t note) const
82 { return contents_height()
83 - (note + 1 - _lowest_note) * note_height() + 1; }
85 inline uint8_t y_to_note(double y) const
86 { return (uint8_t)((contents_height() - y - 1)
87 / contents_height() * (double)contents_note_range())
90 inline double note_height() const
91 { return contents_height() / (double)contents_note_range(); }
93 inline uint8_t contents_note_range() const
94 { return _highest_note - _lowest_note + 1; }
97 void setup_rec_box ();
98 void rec_data_range_ready (boost::shared_ptr<ARDOUR::MidiBuffer> data, jack_nframes_t start, jack_nframes_t dur, boost::weak_ptr<ARDOUR::Source> src);
99 void update_rec_regions (boost::shared_ptr<ARDOUR::MidiBuffer> data, jack_nframes_t start, jack_nframes_t dur);
101 RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>, bool wait_for_waves);
102 void display_region(MidiRegionView* region_view, bool load_model);
103 void display_diskstream (boost::shared_ptr<ARDOUR::Diskstream> ds);
105 void update_contents_y_position_and_height ();
106 void draw_note_separators();
108 void color_handler ();
110 VisibleNoteRange _range;
111 uint8_t _lowest_note;
112 uint8_t _highest_note;
113 ArdourCanvas::Group* _note_line_group;
114 ArdourCanvas::SimpleLine* _note_lines[127];
117 #endif /* __ardour_midi_streamview_h__ */