public render(viewport : Viewport) {
    if (!this.decoy_.isValid()) {
      this.game_.getPainter().unregisterDrawable(Layer.PROJECTILES, this);
      return;
    }

    PlayerSprite.renderPlayer(this.game_, viewport, this.decoy_.getOwner(), this.decoy_.getDirection(), this.decoy_.getPosition());
  }

  constructor(game : Game, decoy : Decoy) {
    super(game.simulation);

    this.game_ = game;
    this.decoy_ = decoy;

    game.getPainter().registerDrawable(Layer.PROJECTILES, this);
  }

  constructor(game : Game, repel : Repel) {
    super(game.simulation);

    this.game_ = game;
    this.repel_ = repel;
    this.animation_ = game.getResourceManager().getSpriteSheet('repel').getAnimation(0);

    game.getPainter().registerDrawable(Layer.EFFECTS, this);
  }

  constructor(game : Game, player : Player, layer : Layer) {
    this.game_ = game;
    this.player_ = player;
    this.layer_ = layer;

    Listener.add(player, 'death', this.death_.bind(this));
    Listener.add(player, 'respawn', this.respawn_.bind(this));

    game.getPainter().registerDrawable(layer, this);
  }

  constructor(game : Game) {
    this.game_ = game;
    this.resourceManager_ = game.getResourceManager();
    this.player_ = game.simulation.playerList.localPlayer;
    this.statusHudImage_ = this.resourceManager_.getImage('statusHud');
    this.energyFontImage_ = this.resourceManager_.getImage('energyFont');
    this.ledFontImage_ = this.resourceManager_.getImage('ledFont');

    game.getPainter().registerDrawable(Layer.HUD, this);
  }

  constructor(game : Game) {
    super(game.simulation),

    this.resourceManager_ = game.getResourceManager();
    this.map_ = game.simulation.map;
    this.animations_ = [];
    this.tileset_ = this.resourceManager_.getImage('tileset');

    game.getPainter().registerDrawable(Layer.MAP, this);
  }

  constructor(game : Game, animation : Animation, position : Vector, velocity : Vector, layer? : Layer) {
    super(game.simulation);

    this.game_ = game;
    this.animation_ = animation;
    this.position_ = position;
    this.velocity_ = velocity;
    this.layer_ = layer || Layer.EFFECTS;

    game.getPainter().registerDrawable(this.layer_, this);
  }

  public render(viewport : Viewport) {
    if (!this.player_.isValid()) {
      this.game_.getPainter().unregisterDrawable(this.layer_, this);
      return;
    }

    if (!this.player_.isAlive) {
      return;
    }

    PlayerSprite.renderPlayer(this.game_, viewport, this.player_, this.player_.direction, this.player_.getPosition());
  }

  constructor(game : Game, burst : Burst) {
    super(game.simulation);

    this.game_ = game;
    this.burst_ = burst;
    this.activeAnimation_ = game.getResourceManager().getSpriteSheet('bullets').getAnimation(9);
    this.activeAnimation_.setRepeatCount(-1);
    this.inactiveAnimation_ = game.getResourceManager().getSpriteSheet('bullets').getAnimation(4);
    this.inactiveAnimation_.setRepeatCount(-1);

    Listener.add(this.burst_, 'explode', this.onExplode_.bind(this));

    game.getPainter().registerDrawable(Layer.PROJECTILES, this);
  }

  constructor(game : Game, bullet : Bullet) {
    super(game.simulation);

    let level = bullet.getLevel();

    this.game_ = game;
    this.bullet_ = bullet;
    this.animation_ = game.getResourceManager().getSpriteSheet('bullets').getAnimation(level);
    this.animation_.setRepeatCount(-1);
    this.bouncingAnimation_ = game.getResourceManager().getSpriteSheet('bullets').getAnimation(5 + level);
    this.bouncingAnimation_.setRepeatCount(-1);

    Listener.add(this.bullet_, 'explode', this.onExplode_.bind(this));
    game.getPainter().registerDrawable(Layer.PROJECTILES, this);
  }