Phaser Source: src/particles/Particles.js

# Source: src/particles/Particles.js

    /**
    * @author       Richard Davey <rich@photonstorm.com>
    * @copyright    2016 Photon Storm Ltd.
    * @license      {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
    */

    /**
    * Phaser.Particles is the Particle Manager for the game. It is called during the game update loop and in turn updates any Emitters attached to it.
    *
    * @class Phaser.Particles
    * @constructor
    * @param {Phaser.Game} game - A reference to the currently running game.
    */
    Phaser.Particles = function (game) {

        /**
        * @property {Phaser.Game} game - A reference to the currently running Game.
        */
        this.game = game;

        /**
        * @property {object} emitters - Internal emitters store.
        */
        this.emitters = {};

        /**
        * @property {number} ID -
        * @default
        */
        this.ID = 0;

    };

    Phaser.Particles.prototype = {

        /**
        * Adds a new Particle Emitter to the Particle Manager.
        * @method Phaser.Particles#add
        * @param {Phaser.Emitter} emitter - The emitter to be added to the particle manager.
        * @return {Phaser.Emitter} The emitter that was added.
        */
        add: function (emitter) {

            this.emitters[emitter.name] = emitter;

            return emitter;

        },

        /**
        * Removes an existing Particle Emitter from the Particle Manager.
        * @method Phaser.Particles#remove
        * @param {Phaser.Emitter} emitter - The emitter to remove.
        */
        remove: function (emitter) {

            delete this.emitters[emitter.name];

        },

        /**
        * Called by the core game loop. Updates all Emitters who have their exists value set to true.
        * @method Phaser.Particles#update
        * @protected
        */
        update: function () {

            for (var key in this.emitters)
            {
                if (this.emitters[key].exists)
                {
                    this.emitters[key].update();
                }
            }

        }

    };

    Phaser.Particles.prototype.constructor = Phaser.Particles;