@animech-public/playcanvas/build/playcanvas.dbg/src/framework/template.js

PlayCanvas WebGL game engine

import { SceneParser } from './parsers/scene.js';

/**
 * Create a Template resource from raw database data.
 */
class Template {
  /**
   * Create a new Template instance.
   *
   * @param {import('./app-base.js').AppBase} app - The application.
   * @param {object} data - Asset data from the database.
   */
  constructor(app, data) {
    /**
     * @type {import('./app-base.js').AppBase}
     * @private
     */
    this._app = void 0;
    /** @private */
    this._data = void 0;
    /**
     * @type {import('./entity.js').Entity|null}
     * @private
     */
    this._templateRoot = null;
    this._app = app;
    this._data = data;
  }

  /**
   * Create an instance of this template.
   *
   * @returns {import('./entity.js').Entity} The root entity of the created instance.
   */
  instantiate() {
    if (!this._templateRoot) {
      // at first use, after scripts are loaded
      this._parseTemplate();
    }
    return this._templateRoot.clone();
  }

  /** @private */
  _parseTemplate() {
    const parser = new SceneParser(this._app, true);
    this._templateRoot = parser.parse(this._data);
  }
}

export { Template };