В классе Ball должен быть реализован метод draw(Canvas canvas) в соответствии с условием задачи.
вроде и код элементарный
//Ball.java
@Override
public void draw(Canvas canvas){
canvas.setPoint(x,y,'0');
}package com.javarush.task.task24.task2413;
import java.util.List;
import java.util.ArrayList;
public class Arkanoid {
static Arkanoid game;
private int width;
private int height;
private Ball ball;
private Stand stand;
private List<Brick> bricks;
public Arkanoid(int width,int height){
this.width = width;
this.height = height;
}
public void run(){}
public void move(){
}
public void setBricks(List<Brick> bricks){
this.bricks = bricks;
}
public List<Brick> getBricks(){
return bricks;
}
public void setStand(Stand stand){
this.stand = stand;
}
public Stand getStand(){
return stand;
}
public void setBall(Ball ball){
this.ball = ball;
}
public Ball getBall(){
return ball;
}
public void setWidth(int width){
this.width = width;
}
public int getWidth(){
return this.width;
}
public void setHeight(int height){
this.height = height;
}
public int getHeight(){
return this.height;
}
public static void main(String[] args) {
}
}