Player.h
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Player.h
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	/****************************************************************************
	** Copyright (C) 2011 Luka Horvat <redreaper132 at gmail.com>
	** Copyright (C) 2011 Edward Lii <edward_iii at myway.com>
	** Copyright (C) 2011 O. Bahri Gordebak <gordebak at gmail.com>
	**
	**
	** This file may be used under the terms of the GNU General Public
	** License version 3.0 as published by the Free Software Foundation
	** and appearing in the file LICENSE.GPL included in the packaging of
	** this file.
	**
	** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
	** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	**
	** 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 PLAYER_H
	#define PLAYER_H

	#include "ThemeManager.h"
	#include <vector>
	#include <SDL/SDL_mixer.h>
	#include <SDL/SDL.h>
	#include <SDL/SDL_ttf.h>

	class GameObject;
	class Game;

	//The different player buttons.
	//The right arrow.
	const int PlayerButtonRight=0x01;
	//The left arrow.
	const int PlayerButtonLeft=0x02;
	//The up arrow for jumping.
	const int PlayerButtonJump=0x04;
	//The down arrow for actions.
	const int PlayerButtonDown=0x08;

	class Player{
	protected:
	//Vector used to store the player actions in when recording.
	//These can be given to the shadow so he can execute them.
	std::vector<int> playerButton;

	private:
	//Vector containing squares along the path the player takes when recording.
	//It will be drawn as a trail of squares.
	std::vector<SDL_Rect> line;

	//Boolean if the player called the shadow to copy his moves.
	bool shadowCall;
	//Boolean if the player is recording his moves.
	bool record;

	//The following variables are to store a state.
	//Rectangle containing the players location.
	SDL_Rect boxSaved;
	//Boolean if the player is in the air.
	bool inAirSaved;
	//Boolean if the player is (going to) jump(ing).
	bool isJumpSaved;
	//Boolean if the player is (still) on the ground.
	bool onGroundSaved;
	//Boolean if the player can move.
	bool canMoveSaved;
	//Boolean if the player is holding the other (shadow).
	bool holdingOtherSaved;
	//The x velocity.
	//NOTE: The x velocity is used to indicate that there's a state saved.
	int xVelSaved;
	//The y velocity.
	int yVelSaved;

	protected:
	//Rectangle containing the player's location.
	SDL_Rect box;

	//The x and y velocity.
	int xVel, yVel;
	//The base x and y velocity, used for standing on moving blocks.
	int xVelBase, yVelBase;

	//Sound played when the player jumps.
	Mix_Chunk* jumpSound;
	//Sound played when the player dies.
	Mix_Chunk* hitSound;
	//Sound played when the saves a state.
	Mix_Chunk* saveSound;
	//Sound played when the player swaps.
	Mix_Chunk* swapSound;
	//Sound played when the player toggles a switch.
	Mix_Chunk* toggleSound;

	//Boolean if the player is in the air.
	bool inAir;
	//Boolean if the player is (going to) jump(ing).
	bool isJump;
	//Boolean if the player is (still) on the ground.
	bool onGround;
	//Boolean if the player can move.
	bool canMove;
	//Boolean if the player is alive/
	bool dead;

	//The current frame, there are 5 frames in an animation frame.
	int frame;
	//The current animation frame, the walk animation has two frames.
	int animation;
	//The direction the player is walking, 0=right, 1=left.
	int direction;
	//Integer containing the state of the player.
	int state;
	//The time the player is in the air (jumping).
	int jumpTime;
	//Boolean if the player is in fact the shadow.
	bool shadow;

	//Pointer to the Game state.
	friend class Game;
	Game* objParent;

	//Boolean if the downkey is pressed.
	bool downKeyPressed;
	//Pointer to the object that is currently been stand on by the player.
	//This is always a valid pointer.
	GameObject* objCurrentStand;
	//Pointer to the object the player stood last on.
	//NOTE: This is a weak reference only.
	GameObject* objLastStand;
	//Pointer to the teleporter the player last took.
	//NOTE: This is a weak reference only.
	GameObject* objLastTeleport;

	public:

	//X and y location where the player starts and gets when reseted.
	int fx, fy;
	//The appearance of the player.
	ThemeCharacterInstance appearance;
	//Boolean if the player is holding the other.
	bool holdingOther;

	//Constructor.
	//objParent: Pointer to the Game state.
	Player(Game* objParent);
	//Destructor.
	~Player();

	//Method used to set the position of the player.
	//x: The new x location of the player.
	//y: The new y location of the player.
	void setPosition(int x,int y);

	//Method used to handle (key) input.
	//shadow: Pointer to the shadow used for recording/calling.
	void handleInput(class Shadow* shadow);
	//Method used to do the movement of the player.
	//levelObjects: Array containing the levelObjects, used to check collision.
	void move(std::vector<GameObject*> &levelObjects);
	//Method used to check if the player can jump and executes the jump.
	void jump();

	//This method will render the player to the screen.
	void show();
	//Method that stores the actions if the player is recording.
	void shadowSetState();

	//Method that will reset the state to 0.
	virtual void stateReset();

	//This method checks the player against the other to see if they stand on eachother.
	//other: The shadow or the player.
	void otherCheck(class Player* other);

	//Method that will ease the camera so that the player is in the center.
	void setMyCamera();
	//This method will reset the player to it's initial position.
	void reset();
	//Method used to retrieve the current location of the player.
	//Returns: SDL_Rect containing the player's location.
	SDL_Rect getBox();

	//This method will
	void shadowGiveState(class Shadow* shadow);

	//Method that will save the current state.
	//NOTE: The special <name>Saved variables will be used.
	virtual void saveState();
	//Method that will retrieve the last saved state.
	//If there is none it will reset the player.
	virtual void loadState();
	//Method that checks if the player can save the state.
	//Returns: True if the player can save his state.
	virtual bool canSaveState();
	//Method that checks if the player can load a state.
	//Returns: True if the player can load a state.
	virtual bool canLoadState();
	//Method that will swap the state of the player with the other.
	//other: The player or the shadow.
	void swapState(Player* other);

	//Check if this player is in fact the shadow.
	//Returns: True if this is the shadow.
	inline bool isShadow(){
	return shadow;
	}

	//Let the player die when he falls of or hits spikes.
	void die();
	};

	#endif

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