/* $Id: bonusshield.hpp,v 1.8 2005/10/05 14:46:44 chfreund Exp $ */

#ifndef _BONUSSHIELD_HPP_
#define _BONUSSHIELD_HPP_

/**********************************************************/

#include "bonus.hpp"
#include "shieldcorona.hpp"

/**********************************************************/

//! bonus, that creates a protective shield
class BonusShield : public Bonus
{
	public:

		BonusShield( World* wp );
		~BonusShield();

		//! reimplemented from base class Object
		inline Sint32 getID() const { return BONUS_SHIELD; }
		//! reimplemented from base class Bonus
		inline bool isWeapon() const { return false; }

		inline void setProtectionTime( Sint32 protectionTime ) {
			m_protectionTime = protectionTime;
		}
		
		//! \name functions for the interaction with avatars
		//@{
		//! shield boni can always be picked up
		inline bool canBePickedUpByAvatar( const Avatar* const avatar ) {
			return true; }

		//! do not generate blue glow
		virtual void beingPickedUp( const Avatar* const avatar ) {}
		
		//! adds two shield boni
		void add( const Bonus *const bonus );

		//! update for the shield bonus in the avtar's bonus pack
		bool updateInBonusPack( Avatar *const avatar );

		//! shield boni must be put into the bonus pack of the avatar
		inline bool mustBePutIntoPack() const { return true; }

		//!
		inline void absorbDamage( const Vector& direction ) {
			if( m_corona )  m_corona->absorbDamage( direction );
		}
		//@}

		//! \name (de)serialization
		//@{
		virtual Uint32 getSerializeBufferSize() const;
		virtual void serialize( Uint8*& bufferPointer ) const;
		virtual void deserialize( Uint8*& bufferPointer );
		//@}


	protected:

		//! number of frames left until the shield loses its effect
		Sint32        m_protectionTime;
		//! pointer to the shieldcorona
		ShieldCorona *m_corona;
};

/**********************************************************/

#endif // _BONUSSHIELD_HPP_