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/*
Copyright (C) 2006 Paul Davis
Written by Dave Robillard, 2006
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_playlist_h__
#define __ardour_midi_playlist_h__
#include <vector>
#include <list>
#include <ardour/ardour.h>
#include <ardour/playlist.h>
namespace ARDOUR
{
class Session;
class Region;
class MidiRegion;
class Source;
class MidiRingBuffer;
class MidiPlaylist : public ARDOUR::Playlist
{
private:
struct State : public ARDOUR::StateManager::State
{
RegionList regions;
std::list<UndoAction> region_states;
State (std::string why) : ARDOUR::StateManager::State (why)
{}
~State ();
};
public:
MidiPlaylist (Session&, const XMLNode&, bool hidden = false);
MidiPlaylist (Session&, string name, bool hidden = false);
MidiPlaylist (const MidiPlaylist&, string name, bool hidden = false);
MidiPlaylist (const MidiPlaylist&, jack_nframes_t start, jack_nframes_t cnt,
string name, bool hidden = false);
jack_nframes_t read (MidiRingBuffer& buf,
jack_nframes_t start, jack_nframes_t cnt, uint32_t chan_n=0);
int set_state (const XMLNode&);
UndoAction get_memento() const;
template<class T>
void apply_to_history (T& obj, void (T::*method)(const ARDOUR::StateManager::StateMap&, state_id_t))
{
RegionLock rlock (this);
(obj.*method) (states, _current_state_id);
}
bool destroy_region (Region*);
void get_equivalent_regions (const MidiRegion&, std::vector<MidiRegion*>&);
void get_region_list_equivalent_regions (const MidiRegion&, std::vector<MidiRegion*>&);
void drop_all_states ();
protected:
/* state management */
StateManager::State* state_factory (std::string) const;
Change restore_state (StateManager::State&);
void send_state_change (Change);
/* playlist "callbacks" */
void flush_notifications ();
void finalize_split_region (Region *orig, Region *left, Region *right);
void refresh_dependents (Region& region);
void check_dependents (Region& region, bool norefresh);
void remove_dependents (Region& region);
protected:
~MidiPlaylist (); /* public should use unref() */
private:
XMLNode& state (bool full_state);
void dump () const;
bool region_changed (Change, Region*);
};
} /* namespace ARDOUR */
#endif /* __ardour_midi_playlist_h__ */
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