#ifndef K3DSDK_SNAP_TARGET_H
#define K3DSDK_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 "isnap_target.h"
#include "signal_system.h"

namespace k3d
{

class snap_target :
	public isnap_target
{
public:
	typedef sigc::slot2<bool, const point3&, point3&> position_slot_t;
	typedef sigc::slot3<bool, const point3&, vector3&, vector3&> orientation_slot_t;

	snap_target(const std::string& Label, const position_slot_t& PositionSlot, const orientation_slot_t& OrientationSlot);
	
	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);

private:
	const std::string m_label;
	const position_slot_t m_position_slot;
	const orientation_slot_t m_orientation_slot;
};

} // namespace k3d

#endif // K3DSDK_SNAP_TARGET_H

