/*
  TimelineGroupTrack  -  Implementation of the timeline group track object

  Copyright (C)         Lumiera.org
    2008,               Joel Holdsworth <joel@airwebreathe.org.uk>

  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.

* *****************************************************/


#include "gui/widget/timeline/timeline-group-track.hpp"
#include "gui/widget/timeline-widget.hpp"

using namespace Gtk;
using namespace sigc;

namespace gui {
namespace widget {
namespace timeline {
  
  GroupTrack::GroupTrack (TimelineWidget &timeline_widget,
                          std::shared_ptr<model::GroupTrack> track)
    : Track(timeline_widget, track)
    { 
      REQUIRE (track);
      
      // Receive notifications of changes to the tracks
      track->get_child_track_list().signal_changed().connect(
        sigc::mem_fun( this, &GroupTrack::on_child_list_changed ));
    }
  
  void
  GroupTrack::on_child_list_changed()
  {
    timelineWidget.on_track_list_changed();
  }
  
  void
  GroupTrack::draw_track (Cairo::RefPtr<Cairo::Context> cairo,
                          TimelineViewWindow* const window)  const
  {
    (void)cairo;
    (void)window;
  }
  
  
}}}// namespace gui::widget::timeline
