avg-core-ts/src/classes/Sprite.js

Develop Adventure Game (or ADV, Visual Novel, Galgame, etc.) on your own!

/**
 * @file        Sprite class
 * @author      MicroMatrix <yangpan.1985@bytedance.com>
 * @copyright   2012-2020 bytedance
 * @link        git@code.byted.org:yangpan.1985/avg.git
 */

const PIXI = require('pixi.js');

/**
 * Class representing a Sprite.
 * @extends PIXI.Sprite
 */
class Sprite extends PIXI.Sprite {

  /**
   * Create a sprite.
   * It is a empty sprite, you should specify its content (use {@link Sprite#setFile}, for example)
   * and call {@link Sprite#execSync}.
   */
  constructor() {
    super();
    this.zorder = 0;

    this._rectangle = null;
  }

  set rectangle(value) {
    this._rectangle = value;
    if (this.texture) {
      const baseTexture = this.texture.baseTexture;

      this.texture.destroy();
      this.texture = new PIXI.Texture(baseTexture, this._rectangle);
    }
  }
  get rectangle() {
    return this._rectangle;
  }

  set src(value) {
    if (this.texture) {
      this.texture.destroy();
      this.texture = new PIXI.Texture(value, this._rectangle);
    } else {
      this.texture = new PIXI.Texture(value, this._rectangle);
      value.destroy();
    }
  }
}

export default Sprite;