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// * This file is part of the COLOBOT source code
// * Copyright (C) 2001-2008, Daniel ROUX & EPSITEC SA, www.epsitec.ch
// *
// * 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 3 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, see  http://www.gnu.org/licenses/.

// taskshield.h

#ifndef _TASKSHIELD_H_
#define	_TASKSHIELD_H_


#include "misc.h"
#include "d3dengine.h"


class CInstanceManager;
class CTerrain;
class CBrain;
class CPhysics;
class CObject;


#define RADIUS_SHIELD_MIN	 40.0f		// minimal radius of the protected zone
#define RADIUS_SHIELD_MAX	100.0f		// maximal radius of the protected zone


enum TaskShieldPhase
{
	TS_UP1		= 1,	// up
	TS_UP2		= 2,	// up
	TS_SHIELD	= 3,	// shield deployed
	TS_SMOKE	= 4,	// smoke
	TS_DOWN1	= 5,	// down
	TS_DOWN2	= 6,	// down
};

enum TaskShieldMode
{
	TSM_UP		= 1,	// deploys shield
	TSM_DOWN	= 2,	// returns the shield
	TSM_UPDATE	= 3,	// radius change
};



class CTaskShield : public CTask
{
public:
	CTaskShield(CInstanceManager* iMan, CObject* object);
	~CTaskShield();

	BOOL		EventProcess(const Event &event);

	Error		Start(TaskShieldMode mode, float delay);
	Error		IsEnded();
	BOOL		IsBusy();
	BOOL		Abort();

protected:
	Error		Stop();
	BOOL		CreateLight(D3DVECTOR pos);
	void		IncreaseShield();
	float		RetRadius();

protected:
	TaskShieldPhase	m_phase;
	float			m_progress;
	float			m_speed;
	float			m_time;
	float			m_delay;
	float			m_lastParticule;
	float			m_lastRay;
	float			m_lastIncrease;
	float			m_energyUsed;
	BOOL			m_bError;
	D3DVECTOR		m_shieldPos;
	int				m_rankSphere;
	int				m_soundChannel;
	int				m_effectLight;
};


#endif //_TASKSHIELD_H_