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/*
Copyright (C) 2000 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.
$Id$
*/
#ifndef __ardour_source_h__
#define __ardour_source_h__
#include <string>
#include <sigc++/signal.h>
#include <boost/enable_shared_from_this.hpp>
#include <pbd/statefuldestructible.h>
#include <ardour/ardour.h>
#include <ardour/data_type.h>
namespace ARDOUR {
class Source : public PBD::StatefulDestructible, public sigc::trackable, public boost::enable_shared_from_this<Source>
{
public:
Source (std::string name, DataType type);
Source (const XMLNode&);
virtual ~Source ();
std::string name() const { return _name; }
int set_name (std::string str, bool destructive);
DataType type() { return _type; }
const PBD::ID& id() const { return _id; }
time_t timestamp() const { return _timestamp; }
void stamp (time_t when) { _timestamp = when; }
/** @return the number of items in this source */
jack_nframes_t length() const { return _length; }
virtual jack_nframes_t natural_position() const { return 0; }
virtual void mark_for_remove() = 0;
virtual void mark_streaming_write_completed () = 0;
XMLNode& get_state ();
int set_state (const XMLNode&);
static sigc::signal<void,Source*> SourceCreated;
protected:
void update_length (jack_nframes_t pos, jack_nframes_t cnt);
string _name;
DataType _type;
time_t _timestamp;
jack_nframes_t _length;
private:
PBD::ID _id;
};
}
#endif /* __ardour_source_h__ */
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