LUMIERA.clone/src/gui/widgets/timeline/timeline-arrow-tool.hpp

81 lines
2 KiB
C++

/*
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