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livetrax/gtk2_ardour/midi_streamview.h
David Robillard 684ef0eb7a Fix note range toggling (ie actually change visible range when menu option selected). Still some issue with initial value...
Don't raise tempo lines to top on editor canvas, they steal events.  Same problem on time canvas, but harder to solve...


git-svn-id: svn://localhost/ardour2/trunk@2255 d708f5d6-7413-0410-9779-e7cbd77b26cf
2007-08-06 06:09:41 +00:00

118 lines
3.5 KiB
C++

/*
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__ */