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/*
Copyright (C) 2001, 2006 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_midi_streamview_h__
#define __ardour_midi_streamview_h__
#include <list>
#include <cmath>
#include <ardour/location.h>
#include "enums.h"
#include "simplerect.h"
#include "streamview.h"
#include "time_axis_view_item.h"
#include "route_time_axis.h"
namespace Gdk {
class Color;
}
namespace ARDOUR {
class Route;
class Diskstream;
class Crossfade;
class PeakData;
class MidiRegion;
class Source;
}
class PublicEditor;
class Selectable;
class MidiTimeAxisView;
class MidiRegionView;
class RegionSelection;
class CrossfadeView;
class Selection;
class MidiStreamView : public StreamView
{
public:
MidiStreamView (MidiTimeAxisView&);
~MidiStreamView ();
void set_selected_regionviews (RegionSelection&);
void get_selectables (jack_nframes_t start, jack_nframes_t end, list<Selectable* >&);
void get_inverted_selectables (Selection&, list<Selectable* >& results);
enum VisibleNoteRange {
FullRange,
ContentsRange
};
VisibleNoteRange note_range() { return _range; }
void set_note_range(VisibleNoteRange r);
uint8_t lowest_note() const { return (_range == FullRange) ? 0 : _lowest_note; }
uint8_t highest_note() const { return (_range == FullRange) ? 127 : _highest_note; }
void update_bounds(uint8_t note_num);
void redisplay_diskstream ();
inline double contents_height() const
{ return (_trackview.height - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2); }
inline double note_to_y(uint8_t note) const
{ return contents_height()
- (note + 1 - _lowest_note) * note_height() + 1; }
inline uint8_t y_to_note(double y) const
{ return (uint8_t)((contents_height() - y - 1)
/ contents_height() * (double)contents_note_range())
+ _lowest_note; }
inline double note_height() const
{ return contents_height() / (double)contents_note_range(); }
inline uint8_t contents_note_range() const
{ return _highest_note - _lowest_note + 1; }
private:
void setup_rec_box ();
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);
void update_rec_regions (boost::shared_ptr<ARDOUR::MidiBuffer> data, jack_nframes_t start, jack_nframes_t dur);
RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>, bool wait_for_waves);
void display_region(MidiRegionView* region_view, bool load_model);
void display_diskstream (boost::shared_ptr<ARDOUR::Diskstream> ds);
void update_contents_y_position_and_height ();
void draw_note_separators();
void color_handler ();
VisibleNoteRange _range;
uint8_t _lowest_note;
uint8_t _highest_note;
ArdourCanvas::Group* _note_line_group;
ArdourCanvas::SimpleLine* _note_lines[127];
};
#endif /* __ardour_midi_streamview_h__ */
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