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livetrax/gtk2_ardour/midi_region_view.h

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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 __gtk_ardour_midi_region_view_h__
#define __gtk_ardour_midi_region_view_h__
#include <vector>
#include <libgnomecanvasmm.h>
#include <libgnomecanvasmm/polygon.h>
#include <sigc++/signal.h>
#include <ardour/midi_region.h>
#include <ardour/types.h>
#include "region_view.h"
#include "route_time_axis.h"
#include "time_axis_view_item.h"
#include "automation_line.h"
#include "enums.h"
#include "canvas.h"
#include "color.h"
namespace ARDOUR {
class MidiRegion;
};
class MidiTimeAxisView;
class GhostRegion;
class AutomationTimeAxisView;
class MidiRegionView : public RegionView
{
public:
MidiRegionView (ArdourCanvas::Group *,
RouteTimeAxisView&,
boost::shared_ptr<ARDOUR::MidiRegion>,
double initial_samples_per_unit,
Gdk::Color& basic_color);
~MidiRegionView ();
virtual void init (Gdk::Color& base_color, bool wait_for_data = false);
boost::shared_ptr<ARDOUR::MidiRegion> midi_region() const;
void show_region_editor ();
GhostRegion* add_ghost (AutomationTimeAxisView&);
void add_event(const ARDOUR::MidiEvent& ev);
void begin_write();
void end_write();
void extend_active_notes();
protected:
/* this constructor allows derived types
to specify their visibility requirements
to the TimeAxisViewItem parent class
*/
MidiRegionView (ArdourCanvas::Group *,
RouteTimeAxisView&,
boost::shared_ptr<ARDOUR::MidiRegion>,
double samples_per_unit,
Gdk::Color& basic_color,
TimeAxisViewItem::Visibility);
void region_moved (void *);
void set_flags (XMLNode *);
void store_flags ();
private:
std::vector<ArdourCanvas::Item*> _events;
ArdourCanvas::SimpleRect** _active_notes;
};
#endif /* __gtk_ardour_midi_region_view_h__ */