sprite.h

吃豆子游戏源码

/**
 *	File	:	Sprite.h
 *  Author	:	Kevin Lynx
 *	Date	:	2007/7/30
 */
#ifndef	_SPRITE_H_
#define _SPRITE_H_

const float	DEFAULT_MONSTER1_SPEED = 160;
const float	DEFAULT_MONSTER2_SPEED = 220;
const float DEFAULT_MONSTER3_SPEED = 230;
const float DEFAULT_PLAYER_SPEED = 200;
const float DEFAULT_BULLET_SPEED = 500;

class	AnimManager;

/**
 * SpriteStatus
 *
 * describes the status for a sprite 
 */
struct SpriteStatus
{
	/// status type
	enum Status
	{
		NORMAL,
		DEAD,
		BORN_SHOW,
		BORN_HIDE
	};
	/// const value
	enum 
	{
		PLAYER_DEAD_TIME = 3000,	
		MONSTER_DEAD_TIME = 9000, 
		SPRITE_SHOW_TIME = 100,
		SPRITE_HIDE_TIME = 50,
		SPRITE_BORN_TIME = 3000
	};

	/// this status begin time
	u32			mBeginTime;
	/// this status keep time
	u32			mKeepTime;
	/// current status
	int			mStatus;
	/// specially used for BORN
	u32			mBornBeginTime;
	u32			mBornKeepTime;
	
	/// functions for more convenience
	SpriteStatus();
	/// it will change its status automatically by the current status
	void	changeStatus( int curStatus, int spriteType );
	bool	update( int spriteType );
};

/**
 * Sprite base class
 *
 */
class Sprite
{
public:
	/**
	 * Sprit Type
	 *
	 */
	enum E_SpriteType
	{
		ST_MONSTER_2,
		ST_MONSTER_3,
		ST_MONSTER_4,
		ST_BULLET,
		ST_PLAYER,
		ST_BONUS
	};

	/**
	 * Animatation state
	 *
	 */
	enum E_AnimState
	{
		AS_NORMAL,
		AS_RUN,
		AS_IDLE,
		AS_FIRE
	};
	 
	/**
	 * fire delay time in millseconds
	 *
	 * Especially for player and monsters
	 */
	enum E_FireDelay
	{
		FD_PLAYER = 200,
		FD_MONSTER2 = 8000,
		FD_MONSTER3 = 10000,
		FD_MONSTER4 = 20000
	};

public:
	/**
	 * Constructor
	 *
	 */
	Sprite( int type, float speed, vector3df dir = vector3df( 0, 0, -1 ) );

	/**
	 * Destructor
	 *
	 */
	virtual ~Sprite();

	/**
	 * init
	 *
	 * mainly init the scene node
	 */
	virtual bool	init( ISceneManager *smgr, IAnimatedMesh *mesh, ITexture *texture );

	/**
	 * update
	 *
	 * it moves without collision check
	 */
	virtual void	update( float dt );

	/**
	 * render
	 *
	 */
	virtual	void	render();
	
	/**
	 * rotate the model
	 *
	 * @param dir the new direction the model will face,
	 */
	virtual void	rotate( const vector3df &dir );
	
	/**
	 * move the sprite default : using mDir and mSpeed
	 * and make the basic collision check with the world
	 *
	 * You can obtain the collision check result by mCollResult after 
	 * this funciton .
	 */
	virtual void    move( float dt );

	virtual void	  setPosition( const vector3df &pos );
	virtual const vector3df getPosition();
	virtual aabbox3df getWorldAABB();

	virtual const vector3df getExpPosition();
	/**
	 * get the sprite's array position in the world
	 *
	 */
	virtual void	  getArrayPos( int &ax, int &az );
	virtual vector2di getArrayPos();
	
	/**
	 * getXZRect
	 *
	 * return the rect on the xz plane
	 */
	virtual rect<f32> getXZRect();

	/** 
	 * setFireDelay
	 *
	 * it will set fire delay time by the type
	 */
	void	setFireDelay( u32 delay = -1 );

	void	setVisible( bool visible );

	/// especially used in Credits
	AnimManager *accessAnimMgr();
	ISceneNode  *accessNode();
	void	setSpeed( float speed );
	void	setDir( vector3df dir );
protected:
	vector3df		mDir;
	float			mSpeed;
	int				mType;
	ISceneNode		*mNode;

	float			mMeshW;
	float			mMeshH;
	int				mCollResult;		/// this frame collision check result with world

	AnimManager		*mAnimMgr;			/// manage the animation of this sprite

	u32				mLastFireTime;		/// only used for player and monsters
	u32				mFireDelay;
};

#endif // end _SPRITE_H_