public void setSpeed(int x, int y){

xSpeed = x;

ySpeed = y;

}

public void setMoveUp() { xSpeed = 0; ySpeed = -1;}

public void setMoveDown() { xSpeed = 0; ySpeed = 1;}

public void setMoveLeft() { xSpeed = -1; ySpeed = 0;}

public void setMoveRight(){ xSpeed = 1; ySpeed = 0;}

public boolean isMovingUp() { return ySpeed == -1;}

public boolean isMovingDown(){ return ySpeed == 1;}

public boolean isMovingLeft(){ return xSpeed == -1;}

public boolean isMovingRight(){ return xSpeed == 1;}

}

3.1.7. Файл GameSquare.java

import java.awt.*;

import javax.swing.*;

class GameSquare extends JPanel{

int w, h;

boolean used = false;

boolean isBorder = false;

int n;

public void setSize(int w, int h){

super.setSize(w, h);

this.w = w;

this.h = h;

}

public void setBorder(boolean b){isBorder = b;}

public void setUsed(boolean b){used = b;}

public void paintComponent(Graphics g){

if (isBorder && !used){