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309 KiB
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1 line
309 KiB
JSON
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{"ast":null,"code":"/*!\n * howler.js v2.2.3\n * howlerjs.com\n *\n * (c) 2013-2020, James Simpson of GoldFire Studios\n * goldfirestudios.com\n *\n * MIT License\n */\n\n(function () {\n 'use strict';\n\n /** Global Methods **/\n /***************************************************************************/\n\n /**\n * Create the global controller. All contained methods and properties apply\n * to all sounds that are currently playing or will be in the future.\n */\n var HowlerGlobal = function () {\n this.init();\n };\n HowlerGlobal.prototype = {\n /**\n * Initialize the global Howler object.\n * @return {Howler}\n */\n init: function () {\n var self = this || Howler;\n\n // Create a global ID counter.\n self._counter = 1000;\n\n // Pool of unlocked HTML5 Audio objects.\n self._html5AudioPool = [];\n self.html5PoolSize = 10;\n\n // Internal properties.\n self._codecs = {};\n self._howls = [];\n self._muted = false;\n self._volume = 1;\n self._canPlayEvent = 'canplaythrough';\n self._navigator = typeof window !== 'undefined' && window.navigator ? window.navigator : null;\n\n // Public properties.\n self.masterGain = null;\n self.noAudio = false;\n self.usingWebAudio = true;\n self.autoSuspend = true;\n self.ctx = null;\n\n // Set to false to disable the auto audio unlocker.\n self.autoUnlock = true;\n\n // Setup the various state values for global tracking.\n self._setup();\n return self;\n },\n /**\n * Get/set the global volume for all sounds.\n * @param {Float} vol Volume from 0.0 to 1.0.\n * @return {Howler/Float} Returns self or current volume.\n */\n volume: function (vol) {\n var self = this || Howler;\n vol = parseFloat(vol);\n\n // If we don't have an AudioContext created yet, run the setup.\n if (!self.ctx) {\n setupAudioContext();\n }\n if (typeof vol !== 'undefined' && vol >= 0 && vol <= 1) {\n self._volume = vol;\n\n // Don't update any of the nodes if we are muted.\n if (self._muted) {\n return self;\n }\n\n // When using Web Audio, we just need to adjust the master gain.\n if (self.usingWebAudio) {\n self.masterGain.gain.setValueAtTime(vol, Howler.ctx.currentTime);\n }\n\n // Loop through and change volume for all HTML5 audio nodes.\n for (var i = 0; i < self._howls.length; i++) {\n if (!self._howls[i]._webAudio) {\n // Get all of the sounds in this Howl group.\n var ids = self._howls[i]._getSoundIds();\n\n // Loop through all sounds and change the volumes.\n for (var j = 0; j < ids.length; j++) {\n var sound = self._howls[i]._soundById(ids[j]);\n if (sound && sound._node) {\n sound._node.volume = sound._volume * vol;\n }\n }\n }\n }\n return self;\n }\n return self._volume;\n },\n /**\n * Handle muting and unmuting globally.\n * @param {Boolean} muted Is muted or not.\n */\n mute: function (muted) {\n var self = this || Howler;\n\n // If we don't have an AudioContext created yet, run the setup.\n if (!self.ctx) {\n setupAudioContext();\n }\n self._muted = muted;\n\n // With Web Audio, we just need to mute the master gain.\n if (self.usingWebAudio) {\n self.masterGain.gain.setValueAtTime(muted ? 0 : self._volume, Howler.ctx.currentTime);\n }\n\n // Loop through and mute all HTML5 Audio nodes.\n for (var i = 0; i < self._howls.length; i++) {\n if (!self._howls[i]._webAudio) {\n // Get all of the sounds in this Howl group.\n var ids = self._howls[i]._getSoundIds();\n\n // Loop through all sounds and mark the audio node as muted.\n for (var j = 0; j < ids.length; j++) {\n var sound = self._howls[i]._soundById(ids[j]);\n
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