60 lines
1.9 KiB
JavaScript
60 lines
1.9 KiB
JavaScript
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define([
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'../Core/defaultValue',
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'../Core/defineProperties'
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], function(
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defaultValue,
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defineProperties) {
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'use strict';
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/**
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* Represents a burst of {@link Particle}s from a {@link ParticleSystem} at a given time in the systems lifetime.
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*
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* @alias ParticleBurst
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* @constructor
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*
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* @param {Object} [options] An object with the following properties:
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* @param {Number} [options.time=0.0] The time in seconds after the beginning of the particle system's lifetime that the burst will occur.
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* @param {Number} [options.minimum=0.0] The minimum number of particles emmitted in the burst.
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* @param {Number} [options.maximum=50.0] The maximum number of particles emitted in the burst.
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*/
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function ParticleBurst(options) {
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options = defaultValue(options, defaultValue.EMPTY_OBJECT);
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/**
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* The time in seconds after the eginning of the particle system's lifetime that the burst will occur.
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* @type {Number}
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* @default 0.0
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*/
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this.time = defaultValue(options.time, 0.0);
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/**
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* The minimum number of particles emitted.
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* @type {Number}
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* @default 0.0
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*/
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this.minimum = defaultValue(options.minimum, 0.0);
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/**
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* The maximum number of particles emitted.
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* @type {Number}
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* @default 50.0
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*/
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this.maximum = defaultValue(options.maximum, 50.0);
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this._complete = false;
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}
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defineProperties(ParticleBurst.prototype, {
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/**
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* <code>true</code> if the burst has been completed; <code>false</code> otherwise.
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* @memberof ParticleBurst.prototype
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* @type {Boolean}
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*/
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complete : {
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get : function() {
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return this._complete;
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}
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}
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});
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return ParticleBurst;
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});
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