audio_track_importer.h

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/*
    Copyright (C) 2008 Paul Davis
    Author: Sakari Bergen

    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_audio_track_importer_h__
#define __ardour_audio_track_importer_h__

#include <list>

#include "pbd/xml++.h"
#include "pbd/id.h"

#include "ardour/element_importer.h"
#include "ardour/element_import_handler.h"

namespace ARDOUR {

class AudioPlaylistImportHandler;
class AudioPlaylistImporter;

class LIBARDOUR_API AudioTrackImportHandler : public ElementImportHandler
{
  public:
        AudioTrackImportHandler (XMLTree const & source, Session & session, AudioPlaylistImportHandler & pl_handler);
        virtual ~AudioTrackImportHandler () {}
        virtual std::string get_info () const;
};


class LIBARDOUR_API AudioTrackImporter : public ElementImporter
{
  public:
        AudioTrackImporter (XMLTree const & source,
                            Session & session,
                            AudioTrackImportHandler & track_handler,
                            XMLNode const & node,
                            AudioPlaylistImportHandler & pl_handler);
        ~AudioTrackImporter ();

        std::string get_info () const;

  protected:
        bool _prepare_move ();
        void _cancel_move ();
        void _move ();

  private:

        typedef boost::shared_ptr<AudioPlaylistImporter> PlaylistPtr;
        typedef std::list<PlaylistPtr> PlaylistList;

        bool parse_route_xml ();
        bool parse_io ();

        bool parse_processor (XMLNode & node);
        bool parse_controllable (XMLNode & node);
        bool parse_automation (XMLNode & node);
        bool rate_convert_events (XMLNode & node);

        AudioTrackImportHandler & track_handler;
        XMLNode xml_track;

        PBD::ID old_ds_id;
        PBD::ID new_ds_id;

        PlaylistList playlists;
        AudioPlaylistImportHandler & pl_handler;
};

} // namespace ARDOUR

#endif