tempo_map_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_tempo_map_importer_h__
#define __ardour_tempo_map_importer_h__

#include <boost/shared_ptr.hpp>

#include "pbd/xml++.h"

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

namespace ARDOUR {

class Session;

class LIBARDOUR_API TempoMapImportHandler : public ElementImportHandler
{
  public:
        TempoMapImportHandler (XMLTree const & source, Session & session);
        std::string get_info () const;
};

class LIBARDOUR_API TempoMapImporter : public ElementImporter
{
  private:
        typedef boost::shared_ptr<XMLNode> XMLNodePtr;
  public:
        TempoMapImporter (XMLTree const & source, Session & session, XMLNode const & node);

        virtual std::string get_info () const;

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

  private:
        XMLNode xml_tempo_map;
};

} // namespace ARDOUR

#endif