ardour/gtk2_ardour/midi_streamview.h
Robin Gareus 4050ca5633
Update GPL boilerplate and (C)
Copyright-holder and year information is extracted from git log.

git history begins in 2005. So (C) from 1998..2005 is lost. Also some
(C) assignment of commits where the committer didn't use --author.
2019-08-03 15:53:15 +02:00

154 lines
4.4 KiB
C++

/*
* Copyright (C) 2006-2014 David Robillard <d@drobilla.net>
* Copyright (C) 2007 Doug McLain <doug@nostar.net>
* Copyright (C) 2008-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2016-2017 Robin Gareus <robin@gareus.org>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __ardour_midi_streamview_h__
#define __ardour_midi_streamview_h__
#include <list>
#include <cmath>
#include "ardour/location.h"
#include "enums.h"
#include "streamview.h"
#include "time_axis_view_item.h"
#include "route_time_axis.h"
namespace Gdk {
class Color;
}
namespace ARDOUR {
class Crossfade;
class MidiModel;
class MidiRegion;
class Route;
class Source;
struct PeakData;
}
namespace ArdourCanvas {
class LineSet;
}
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_inverted_selectables (Selection&, std::list<Selectable* >& results);
enum VisibleNoteRange {
FullRange,
ContentsRange
};
Gtk::Adjustment note_range_adjustment;
ArdourCanvas::Container* midi_underlay_group;
void set_note_range(VisibleNoteRange r);
inline uint8_t lowest_note() const { return _lowest_note; }
inline uint8_t highest_note() const { return _highest_note; }
void update_note_range(uint8_t note_num);
void set_layer_display (LayerDisplay);
//bool can_change_layer_display() const { return false; } // revert this change for now. Although stacked view is weirdly implemented wrt the "scroomer", it is still necessary to be able to manage layered regions.
void redisplay_track ();
inline double contents_height() const {
return (child_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;
}
uint8_t y_to_note(double y) const;
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;
}
sigc::signal<void> NoteRangeChanged;
RegionView* create_region_view (boost::shared_ptr<ARDOUR::Region>, bool, bool);
bool paste (ARDOUR::samplepos_t pos, const Selection& selection, PasteContext& ctx, const int32_t sub_num);
void apply_note_range(uint8_t lowest, uint8_t highest, bool to_region_views);
void suspend_updates ();
void resume_updates ();
protected:
void setup_rec_box ();
void update_rec_box ();
private:
RegionView* add_region_view_internal (
boost::shared_ptr<ARDOUR::Region>,
bool wait_for_waves,
bool recording = false);
void display_region(MidiRegionView* region_view, bool load_model);
void display_track (boost::shared_ptr<ARDOUR::Track> tr);
void update_contents_height ();
void draw_note_lines();
bool update_data_note_range(uint8_t min, uint8_t max);
void update_contents_metrics(boost::shared_ptr<ARDOUR::Region> r);
void color_handler ();
void note_range_adjustment_changed();
void apply_note_range_to_regions ();
bool _range_dirty;
double _range_sum_cache;
uint8_t _lowest_note; ///< currently visible
uint8_t _highest_note; ///< currently visible
uint8_t _data_note_min; ///< in data
uint8_t _data_note_max; ///< in data
ArdourCanvas::LineSet* _note_lines;
/** true if updates to the note lines and regions are currently suspended */
bool _updates_suspended;
};
#endif /* __ardour_midi_streamview_h__ */