SemaforoSimulator/ControlledVehicle.pde at main · Pituivan/SemaforoSimulator · GitHub

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class ControlledVehicle extends Vehicle {
  // ----- Fields

  private final TrafficLight trafficLight;
  private float baseSpeed;

  // ----- Constructors

  public ControlledVehicle(TrafficLight trafficLight, Consumer<Vehicle> onDestroyed) {
    super(onDestroyed);

    this.trafficLight = trafficLight;
  }

  // ----- Methods

  @Override
  public void initAndEnable(Vec2Int movementDir, float minSpeed, float maxSpeed) {
    super.initAndEnable(movementDir, minSpeed, maxSpeed);

    baseSpeed = speed;
  }

  @Override
  public void draw() {
    super.draw();

    if (position.y < 150)
      speed = baseSpeed;

    switch (trafficLight.getState()) {
      case GREEN:
      speed = baseSpeed;
        break;
      case YELLOW:
      if (position.y >= 150)
          speed = baseSpeed / 2f;
        break;
      case RED:
      if (position.y >= 150 && position.y <= 250)
        speed = 0f;
        break;
    }
  }
}