@awayjs/scene/lib/prefabs/PrefabBase.ts

AwayJS scene classes

import { AssetBase, AbstractMethodError } from '@awayjs/core';

import { DisplayObject } from '../display/DisplayObject';

/**
 * PrefabBase is an abstract base class for prefabs,
 * which are prebuilt display objects that allow easy cloning and updating
 */
export class PrefabBase extends AssetBase {
	public _pObjects: Array<DisplayObject> = new Array<DisplayObject>();

	//		public _pBatchObjects:Array<BatchObject> = new Array<BatchObject>();

	/**
	 * Creates a new PrefabBase object.
	 */
	constructor() {
		super();
	}

	/**
	 * Returns a display object generated from this prefab
	 */
	public getNewObject(): DisplayObject {
		const object: DisplayObject = this._pCreateObject();

		this._pObjects.push(object);

		return object;
	}

	//		public getNewBatchObject():BatchObject
	//		{
	//			var object:BatchObject = this._pCreateBatchObject();
	//
	//			this._pBatchObjects.push(object);
	//
	//			return object;
	//		}

	public _pCreateObject(): DisplayObject {
		throw new AbstractMethodError();
	}

	public _iValidate(): void {
		// To be overridden when necessary
	}
}