?? food.java
字號:
package tank;
import java.awt.Graphics;
import java.awt.Color;
import java.awt.Rectangle;
import java.util.Random;
public class Food {
private int x,y,w,h;
private boolean live;
public void setLive(boolean live) {
this.live = live;
}
private static Random r=new Random();
int [][] path=new int[][]{{300,300},{350,300,},{400,350},{350,350},{300,350}};
private int step=r.nextInt(50)+5000;
private int pathPos=0;
public Food(int w,int h){
this.w=w;
this.h=h;
this.live=true;
}
public void draw(Graphics g){
if(!live){
return;
}
path();
Color c=g.getColor();
g.setColor(Color.RED);
g.fillRect(x,y,w,h);
g.setColor(c);
}
void path(){
if(step==0){
step=r.nextInt(50)+5000;
}else{
if(pathPos==path.length){
pathPos=0;
}
x=path[pathPos][0];
y=path[pathPos][1];
pathPos++;
step--;
}
}
public Rectangle getRect(){
return new Rectangle(x,y,w,h);
}
}
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