​

class Snake {

​

  // Constructor

  constructor(x, y) {

    this.pos = createVector(x, y);

    this.tail = [createVector(x - 2, y), createVector(x - 1, y)];

    this.speed = createVector(1, 0);

    this.timeToGo = 0;

    this.generateFood();

  }

  // Display

  display() {

    // Head

    fill(255, 0, 85);

    noStroke();

    ellipse(size * this.pos.x, size * this.pos.y, size, size);

    // Tail

    fill(255, 0, 105);

    for (let i = 0; i < this.tail.length; i++)

      ellipse(size * this.tail[i].x, size * this.tail[i].y, size, size);

  }

  // Control

  control() {

    this.timeToGo++;

    if (this.timeToGo == delay) {

      this.timeToGo = 0;

      this.tail.shift();

      this.tail.push(this.pos.copy());

      this.pos.add(this.speed);

    }

  }

  // Eating

}