import java.awt.Color;

public class Ball 
{
////常量声明////////////////////////////////////
	
	public final double RADIUS=16d;
	
////属性///////////////////////////////////////
	
	private double currentX,currentY;	//球心坐标（在当前帧）
	private double r;					//半径
	private double stepX,stepY;			//位移量
	private double nextX,nextY;			//球心坐标（在下一帧）
	private Color color;				//颜色
	private int value;					//分值
	private int ballID;					//编号
	private boolean pocketed;			//是否入袋
	
////构造函数////////////////////////////////////
	
	public Ball()
	{
		this.r=16d;				//初始化球的半径
		this.pocketed=false;	//设为没有入袋
		this.stepX=0;			//位移量置零，表示静止
		this.stepY=0;
		this.ballID=0;
	}
	
////方法///////////////////////////////////////
	
	//当前帧的球心坐标
	public double getCurrentX()
	{
		return this.currentX;
	}
	public double getCurrentY()
	{
		return this.currentY;
	}
	public void setCurrentLocation(double currentX,double currentY)
	{
		this.currentX=currentX;
		this.currentY=currentY;
	}
	
	//下一帧的球心坐标
	public double getNextX()
	{
		return this.nextX;
	}
	public double getNextY()
	{
		return this.nextY;
	}
	public void setNextLocation(double nextX,double nextY)
	{
		this.nextX=nextX;
		this.nextY=nextY;
	}
	
	//位移量
	public double getStepX()
	{
		return this.stepX;
	}
	public double getStepY()
	{
		return this.stepY;
	}
	public void setStep(double stepX,double stepY)
	{
		this.stepX=stepX;
		this.stepY=stepY;
	}
	
	//球的编号
	public int getID()
	{
		return this.ballID;
	}
	public void setID(int ID)
	{
		this.ballID=ID;
	}
	
	//球的分值
	public int getValue()
	{
		return this.value;
	}
	public void setValue(int value)
	{
		this.value=value;
	}
	
	//球的颜色
	public Color getColor()
	{
		return this.color;
	}
	public void setColor(Color color)
	{
		this.color=color;
	}
	
	//是否入袋
	public boolean isPocketed()
	{
		return this.pocketed;
	}
	public void setPocketed(boolean pocketed)
	{
		this.pocketed=pocketed;
	}
}