/**
 * Property sensor
 *
 * $Id$
 *
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef __KX_ARMATURESENSOR
#define __KX_ARMATURESENSOR

struct bConstraint;

#include "SCA_ISensor.h"
#include "DNA_sensor_types.h"

class KX_ArmatureSensor : public SCA_ISensor
{
	Py_Header;
	//class CExpression*	m_rightexpr;

protected:

public:
	KX_ArmatureSensor(class SCA_EventManager* eventmgr,
					SCA_IObject* gameobj,
					const char *posechannel,
					const char *constraintname,
					int type,
					float value);
	
	/** 
	 *  For property sensor, it is used to release the pre-calculated expression
	 *  so that self references are removed before the sensor itself is released
	 */
	virtual ~KX_ArmatureSensor();
	virtual CValue* GetReplica();
	virtual void ReParent(SCA_IObject* parent);
	virtual void Init();
	virtual bool Evaluate();
	virtual bool IsPositiveTrigger();

	// identify the constraint that this actuator controls
	void FindConstraint();

#ifndef DISABLE_PYTHON

	/* --------------------------------------------------------------------- */
	/* Python interface ---------------------------------------------------- */
	/* --------------------------------------------------------------------- */
	static PyObject* pyattr_get_constraint(void *self, const struct KX_PYATTRIBUTE_DEF *attrdef);

#endif // DISABLE_PYTHON

private:
	struct bConstraint*	m_constraint;
	STR_String		m_posechannel;
	STR_String		m_constraintname;
	int				m_type;
	float			m_value;
	bool			m_result;
	bool			m_lastresult;
};

#endif