core2d/src/plugin/ControllableSprite.mjs

Multiplatform 2D interaction engine

"use strict";

import { Command } from "../Command.mjs";
import { Core2D } from "../Core2D.mjs";
import { Sprite } from "../Sprite.mjs";

export class ControllableSprite extends Sprite {
  constructor() {
    super();
    this.controller = Core2D.getController();
    this.step = 2;
  }

  setStep(step) {
    this.step = step;
    return this;
  }

  sync() {
    if (this.controller.keyDown(Command.LEFT) && this.left > 0) {
      this.x -= this.step;
    }

    if (
      this.controller.keyDown(Command.RIGHT) &&
      this.right < this.scene.width
    ) {
      this.x += this.step;
    }

    if (this.controller.keyDown(Command.UP) && this.top > 0) {
      this.y -= this.step;
    }

    if (
      this.controller.keyDown(Command.DOWN) &&
      this.bottom < this.scene.height
    ) {
      this.y += this.step;
    }

    return Sprite.prototype.sync.call(this);
  }
}