phaser/src/gameobjects/blitter/BlitterCreator.js

var Blitter = require('./Blitter');
var BuildGameObject = require('../BuildGameObject');
var GameObjectCreator = require('../GameObjectCreator');
var GetAdvancedValue = require('../../utils/object/GetAdvancedValue');

/**
 * Creates a new Blitter Game Object and returns it.
 *
 * Note: This method will only be available if the Blitter Game Object has been built into Phaser.
 *
 * @method Phaser.GameObjects.GameObjectCreator#blitter
 * @since 3.0.0
 *
 * @param {object} config - [description]
 *
 * @return {Phaser.GameObjects.Blitter} The Game Object that was created.
 */
GameObjectCreator.register('blitter', function (config)
{
    var key = GetAdvancedValue(config, 'key', null);
    var frame = GetAdvancedValue(config, 'frame', null);

    var blitter = new Blitter(this.scene, 0, 0, key, frame);

    BuildGameObject(this.scene, blitter, config);

    return blitter;
});

//  When registering a factory function 'this' refers to the GameObjectCreator context.