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/*
Copyright (C) 2000-2006 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.
$Id: midiregion.h 733 2006-08-01 17:19:38Z drobilla $
*/
#ifndef __ardour_midi_region_h__
#define __ardour_midi_region_h__
#include <vector>
#include <pbd/fastlog.h>
#include <pbd/undo.h>
#include <ardour/ardour.h>
#include <ardour/region.h>
#include <ardour/gain.h>
#include <ardour/logcurve.h>
#include <ardour/export.h>
class XMLNode;
namespace ARDOUR {
class Route;
class Playlist;
class Session;
class MidiFilter;
class MidiSource;
class MidiRegion : public Region
{
public:
MidiRegion (MidiSource&, jack_nframes_t start, jack_nframes_t length, bool announce = true);
MidiRegion (MidiSource&, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
MidiRegion (SourceList &, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
MidiRegion (const MidiRegion&, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags, bool announce = true);
MidiRegion (const MidiRegion&);
MidiRegion (MidiSource&, const XMLNode&);
MidiRegion (SourceList &, const XMLNode&);
~MidiRegion();
MidiSource& midi_source (uint32_t n=0) const;
jack_nframes_t read_at (RawMidi* out, RawMidi* mix,
jack_nframes_t position,
jack_nframes_t cnt,
uint32_t chan_n = 0,
jack_nframes_t read_frames = 0,
jack_nframes_t skip_frames = 0) const;
jack_nframes_t master_read_at (RawMidi* buf, RawMidi* mix,
jack_nframes_t position,
jack_nframes_t cnt,
uint32_t chan_n=0) const;
XMLNode& state (bool);
int set_state (const XMLNode&);
int separate_by_channel (ARDOUR::Session&, vector<MidiRegion*>&) const;
UndoAction get_memento() const;
private:
friend class Playlist;
private:
StateManager::State* state_factory (std::string why) const;
Change restore_state (StateManager::State&);
jack_nframes_t _read_at (const SourceList&, RawMidi *buf,
jack_nframes_t position,
jack_nframes_t cnt,
uint32_t chan_n = 0,
jack_nframes_t read_frames = 0,
jack_nframes_t skip_frames = 0) const;
void recompute_at_start ();
void recompute_at_end ();
};
} /* namespace ARDOUR */
#endif /* __ardour_midi_region_h__ */
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