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

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

/**
 * @file        Sprite class
 * @author      Icemic Jia <bingfeng.web@gmail.com>
 * @copyright   2015-2016 Icemic Jia
 * @link        https://www.avgjs.org
 * @license     Apache License 2.0
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

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;