#ifndef K3DSDK_EXPLICIT_SNAP_TARGET_H
#define K3DSDK_EXPLICIT_SNAP_TARGET_H

// K-3D
// Copyright (c) 1995-2006, Timothy M. Shead
//
// Contact: tshead@k-3d.com
//
// 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

/** \file
		\author Tim Shead (tshead@k-3d.com)
*/

#include <k3dsdk/isnap_target.h>
#include <k3dsdk/point3.h>
#include <k3dsdk/vector3.h>

#include <memory>

namespace k3d
{

class explicit_snap_target :
	public isnap_target
{
public:
	explicit_snap_target(const std::string& Label, const k3d::point3& Position);
	explicit_snap_target(const std::string& Label, const k3d::point3& Position, const k3d::vector3& Look, const k3d::vector3& Up);
	
	void add_group(const std::string& Group);
	
	const std::string label();
	const groups_t groups();
	bool target_position(const point3& Position, point3& TargetPosition);
	bool target_orientation(const point3& Position, vector3& TargetLook, vector3& TargetUp);

	std::string m_label;
	k3d::point3 m_position;
	std::unique_ptr<k3d::vector3> m_look;
	std::unique_ptr<k3d::vector3> m_up;
	groups_t m_groups;
};

} // namespace k3d

#endif // !K3DSDK_EXPLICIT_SNAP_TARGET_H

