/*
  timeline-arrow-tool.hpp  -  Declaration of the ArrowTool class

  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.

*/
/** @file timeline-arrow-tool.hpp
 ** This file contains the definition of the arrow tool class
 */

#ifndef TIMELINE_ARROW_TOOL_HPP
#define TIMELINE_ARROW_TOOL_HPP

#include <gtkmm.h>
#include "timeline-tool.hpp"

namespace gui {
namespace widgets {
namespace timeline {

/**
 * A helper class to implement the timeline i-beam tool
 */
class ArrowTool : public Tool
{
public:
  /**
   * Constructor
   * @param timeline_body The owner timeline body object
   */
  ArrowTool(TimelineBody &timeline_body);

  /**
   * Gets the type of tool represented by this class
   */
  ToolType get_type() const;
  
protected:

  /**
   * Gets the cursor to display for this tool at this moment.
   */
  Gdk::Cursor get_cursor() const;
  
protected:
  /**
   * The event handler for button press events.
   */
  void on_button_press_event(GdkEventButton* event);
  
  /**
   * The event handler for button release events.
   */
  void on_button_release_event(GdkEventButton* event);
  
  /**
   * The event handler for mouse move events.
   */
  void on_motion_notify_event(GdkEventMotion *event);
};

}   // namespace timeline
}   // namespace widgets
}   // namespace gui

#endif // TIMELINE_ARROW_TOOL_HPP