//	NullField.h - Any bullets are killed on collision.
//  ----------------------------------------------------------------------------
//	This file is part of 'NiallsAVLib', base code for any kind of audiovisual
//	apps.
//	Copyright (C) 2012  Niall Moody
//	
//	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/>.
//	----------------------------------------------------------------------------

#ifndef NULLFIELD_H_
#define NULLFIELD_H_

#include "ModifierCreator.h"
#include "MineModifiers.h"

//------------------------------------------------------------------------------
///	Any bullets are killed on collision.
class NullField : public PuddleCollisionModifier
{
  public:
	///	Constructor.
	NullField(const shared_ptr<Mine>& mine);
	///	Destructor.
	~NullField();

	///	Called when a tank collides with the puddle.
	void collideTank(Puddle& puddle, Tank& tank, GamePlayState& state);
	///	Called when a bullet collides with the puddle.
	void collideBullet(Puddle& puddle, Bullet& bullet, GamePlayState& state);
	///	Called when a zombie collides with the puddle.
	void collideZombie(Puddle& puddle, Zombie& zombie, GamePlayState& state);
	///	Returns the colour for this modifier.
	const ThreeFloats getColour() const {return ThreeFloats(0.26f, 0.12f, 0.36f);};

	///	Used to create this modifier.
	static PuddleCollisionCreator<NullField> creator;
};

//------------------------------------------------------------------------------
///	The modifier creator for NullField.
class NullFieldCreator : public ModifierCreator
{
  public:
	///	Constructor.
	NullFieldCreator():
	ModifierCreator(1)
	{
		
	};
	///	Destructor.
	~NullFieldCreator() {};

	///	Applies the modifier.
	void apply(GamePlayState& state);

	///	Returns the name of this modifier.
	const std::wstring getName() const {return L"Null field mines!";};
	///	If this modifier depends on another modifier being active, this returns that modifier's name.
	std::wstring getDependency() const {return L"";};
	///	Returns this modifier's difficulty (in terms of being hard to handle).
	int getGrade() const {return 2;};
};

#endif
