public void setMoveUp(){

xNextSpeed = 0; yNextSpeed = -1;

};

public void setMoveDown(){

xNextSpeed = 0; yNextSpeed = 1;

};

public void setMoveLeft(){

xNextSpeed = -1; yNextSpeed = 0;

};

public void setMoveRight(){

xNextSpeed = 1; yNextSpeed = 0;

};

public boolean isMaxLong(){return (colElements == maxLen);}

public boolean isKilled(){return (lives<0);}

public void decrementLive(){lives -=1;}

public int getLives(){ return lives;}

}

3.1.6. Файл SnakeElement.java

class SnakeElement {

int xSpeed=1;

int ySpeed=1;

int xPos=1;

int yPos=1;

public SnakeElement(int xPos, int yPos){

this.xPos = xPos;

this.yPos = yPos;

}

public void move(){

xPos += xSpeed;

yPos += ySpeed;