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988 lines
22 KiB
HTML
988 lines
22 KiB
HTML
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<h1 class="page-title">Source: system/Device.js</h1>
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<section>
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<article>
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<pre class="sunlight-highlight-javascript linenums">/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2013 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
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*/
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/**
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* Detects device support capabilities. Using some elements from System.js by MrDoob and Modernizr
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*
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* @class Phaser.Device
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* @constructor
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*/
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Phaser.Device = function () {
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/**
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* An optional 'fix' for the horrendous Android stock browser bug https://code.google.com/p/android/issues/detail?id=39247
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* @property {boolean} patchAndroidClearRectBug - Description.
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* @default
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*/
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this.patchAndroidClearRectBug = false;
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// Operating System
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/**
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* @property {boolean} desktop - Is running desktop?
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* @default
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*/
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this.desktop = false;
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/**
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* @property {boolean} iOS - Is running on iOS?
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* @default
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*/
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this.iOS = false;
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/**
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* @property {boolean} android - Is running on android?
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* @default
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*/
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this.android = false;
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/**
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* @property {boolean} chromeOS - Is running on chromeOS?
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* @default
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*/
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this.chromeOS = false;
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/**
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* @property {boolean} linux - Is running on linux?
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* @default
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*/
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this.linux = false;
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/**
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* @property {boolean} macOS - Is running on macOS?
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* @default
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*/
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this.macOS = false;
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/**
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* @property {boolean} windows - Is running on windows?
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* @default
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*/
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this.windows = false;
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// Features
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/**
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* @property {boolean} canvas - Is canvas available?
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* @default
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*/
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this.canvas = false;
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/**
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* @property {boolean} file - Is file available?
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* @default
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*/
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this.file = false;
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/**
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* @property {boolean} fileSystem - Is fileSystem available?
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* @default
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*/
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this.fileSystem = false;
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/**
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* @property {boolean} localStorage - Is localStorage available?
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* @default
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*/
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this.localStorage = false;
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/**
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* @property {boolean} webGL - Is webGL available?
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* @default
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*/
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this.webGL = false;
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/**
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* @property {boolean} worker - Is worker available?
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* @default
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*/
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this.worker = false;
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/**
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* @property {boolean} touch - Is touch available?
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* @default
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*/
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this.touch = false;
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/**
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* @property {boolean} mspointer - Is mspointer available?
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* @default
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*/
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this.mspointer = false;
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/**
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* @property {boolean} css3D - Is css3D available?
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* @default
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*/
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this.css3D = false;
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/**
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* @property {boolean} pointerLock - Is Pointer Lock available?
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* @default
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*/
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this.pointerLock = false;
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// Browser
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/**
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* @property {boolean} arora - Is running in arora?
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* @default
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*/
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this.arora = false;
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/**
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* @property {boolean} chrome - Is running in chrome?
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* @default
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*/
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this.chrome = false;
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/**
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* @property {boolean} epiphany - Is running in epiphany?
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* @default
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*/
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this.epiphany = false;
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/**
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* @property {boolean} firefox - Is running in firefox?
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* @default
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*/
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this.firefox = false;
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/**
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* @property {boolean} ie - Is running in ie?
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* @default
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*/
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this.ie = false;
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/**
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* @property {number} ieVersion - Version of ie?
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* @default
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*/
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this.ieVersion = 0;
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/**
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* @property {boolean} mobileSafari - Is running in mobileSafari?
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* @default
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*/
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this.mobileSafari = false;
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/**
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* @property {boolean} midori - Is running in midori?
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* @default
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*/
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this.midori = false;
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/**
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* @property {boolean} opera - Is running in opera?
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* @default
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*/
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this.opera = false;
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/**
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* @property {boolean} safari - Is running in safari?
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* @default
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*/
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this.safari = false;
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this.webApp = false;
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// Audio
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/**
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* @property {boolean} audioData - Are Audio tags available?
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* @default
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*/
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this.audioData = false;
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/**
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* @property {boolean} webAudio - Is the WebAudio API available?
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* @default
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*/
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this.webAudio = false;
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/**
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* @property {boolean} ogg - Can this device play ogg files?
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* @default
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*/
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this.ogg = false;
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/**
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* @property {boolean} opus - Can this device play opus files?
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* @default
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*/
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this.opus = false;
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/**
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* @property {boolean} mp3 - Can this device play mp3 files?
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* @default
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*/
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this.mp3 = false;
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/**
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* @property {boolean} wav - Can this device play wav files?
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* @default
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*/
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this.wav = false;
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/**
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* Can this device play m4a files?
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* @property {boolean} m4a - True if this device can play m4a files.
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* @default
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*/
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this.m4a = false;
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/**
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* @property {boolean} webm - Can this device play webm files?
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* @default
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*/
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this.webm = false;
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// Device
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/**
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* @property {boolean} iPhone - Is running on iPhone?
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* @default
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*/
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this.iPhone = false;
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/**
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* @property {boolean} iPhone4 - Is running on iPhone4?
|
|
* @default
|
|
*/
|
|
this.iPhone4 = false;
|
|
|
|
/**
|
|
* @property {boolean} iPad - Is running on iPad?
|
|
* @default
|
|
*/
|
|
this.iPad = false;
|
|
|
|
/**
|
|
* @property {number} pixelRatio - PixelRatio of the host device?
|
|
* @default
|
|
*/
|
|
this.pixelRatio = 0;
|
|
|
|
// Run the checks
|
|
this._checkAudio();
|
|
this._checkBrowser();
|
|
this._checkCSS3D();
|
|
this._checkDevice();
|
|
this._checkFeatures();
|
|
this._checkOS();
|
|
|
|
};
|
|
|
|
Phaser.Device.prototype = {
|
|
|
|
/**
|
|
* Check which OS is game running on.
|
|
* @method Phaser.Device#_checkOS
|
|
* @private
|
|
*/
|
|
_checkOS: function () {
|
|
|
|
var ua = navigator.userAgent;
|
|
|
|
if (/Android/.test(ua)) {
|
|
this.android = true;
|
|
} else if (/CrOS/.test(ua)) {
|
|
this.chromeOS = true;
|
|
} else if (/iP[ao]d|iPhone/i.test(ua)) {
|
|
this.iOS = true;
|
|
} else if (/Linux/.test(ua)) {
|
|
this.linux = true;
|
|
} else if (/Mac OS/.test(ua)) {
|
|
this.macOS = true;
|
|
} else if (/Windows/.test(ua)) {
|
|
this.windows = true;
|
|
}
|
|
|
|
if (this.windows || this.macOS || this.linux) {
|
|
this.desktop = true;
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Check HTML5 features of the host environment.
|
|
* @method Phaser.Device#_checkFeatures
|
|
* @private
|
|
*/
|
|
_checkFeatures: function () {
|
|
|
|
this.canvas = !!window['CanvasRenderingContext2D'];
|
|
|
|
try {
|
|
this.localStorage = !!localStorage.getItem;
|
|
} catch (error) {
|
|
this.localStorage = false;
|
|
}
|
|
|
|
this.file = !!window['File'] && !!window['FileReader'] && !!window['FileList'] && !!window['Blob'];
|
|
this.fileSystem = !!window['requestFileSystem'];
|
|
this.webGL = ( function () { try { var canvas = document.createElement( 'canvas' ); return !! window.WebGLRenderingContext && ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ); } catch( e ) { return false; } } )();
|
|
|
|
if (this.webGL === null)
|
|
{
|
|
this.webGL = false;
|
|
}
|
|
else
|
|
{
|
|
this.webGL = true;
|
|
}
|
|
|
|
this.worker = !!window['Worker'];
|
|
|
|
if ('ontouchstart' in document.documentElement || window.navigator.msPointerEnabled) {
|
|
this.touch = true;
|
|
}
|
|
|
|
if (window.navigator.msPointerEnabled) {
|
|
this.mspointer = true;
|
|
}
|
|
|
|
this.pointerLock = 'pointerLockElement' in document || 'mozPointerLockElement' in document || 'webkitPointerLockElement' in document;
|
|
|
|
},
|
|
|
|
/**
|
|
* Check what browser is game running in.
|
|
* @method Phaser.Device#_checkBrowser
|
|
* @private
|
|
*/
|
|
_checkBrowser: function () {
|
|
|
|
var ua = navigator.userAgent;
|
|
|
|
if (/Arora/.test(ua)) {
|
|
this.arora = true;
|
|
} else if (/Chrome/.test(ua)) {
|
|
this.chrome = true;
|
|
} else if (/Epiphany/.test(ua)) {
|
|
this.epiphany = true;
|
|
} else if (/Firefox/.test(ua)) {
|
|
this.firefox = true;
|
|
} else if (/Mobile Safari/.test(ua)) {
|
|
this.mobileSafari = true;
|
|
} else if (/MSIE (\d+\.\d+);/.test(ua)) {
|
|
this.ie = true;
|
|
this.ieVersion = parseInt(RegExp.$1);
|
|
} else if (/Midori/.test(ua)) {
|
|
this.midori = true;
|
|
} else if (/Opera/.test(ua)) {
|
|
this.opera = true;
|
|
} else if (/Safari/.test(ua)) {
|
|
this.safari = true;
|
|
}
|
|
|
|
// WebApp mode in iOS
|
|
if (navigator['standalone']) {
|
|
this.webApp = true;
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Check audio support.
|
|
* @method Phaser.Device#_checkAudio
|
|
* @private
|
|
*/
|
|
_checkAudio: function () {
|
|
|
|
this.audioData = !!(window['Audio']);
|
|
this.webAudio = !!(window['webkitAudioContext'] || window['AudioContext']);
|
|
var audioElement = document.createElement('audio');
|
|
var result = false;
|
|
|
|
try {
|
|
if (result = !!audioElement.canPlayType) {
|
|
|
|
if (audioElement.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/, '')) {
|
|
this.ogg = true;
|
|
}
|
|
|
|
if (audioElement.canPlayType('audio/ogg; codecs="opus"').replace(/^no$/, '')) {
|
|
this.opus = true;
|
|
}
|
|
|
|
if (audioElement.canPlayType('audio/mpeg;').replace(/^no$/, '')) {
|
|
this.mp3 = true;
|
|
}
|
|
|
|
// Mimetypes accepted:
|
|
// developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements
|
|
// bit.ly/iphoneoscodecs
|
|
if (audioElement.canPlayType('audio/wav; codecs="1"').replace(/^no$/, '')) {
|
|
this.wav = true;
|
|
}
|
|
|
|
if (audioElement.canPlayType('audio/x-m4a;') || audioElement.canPlayType('audio/aac;').replace(/^no$/, '')) {
|
|
this.m4a = true;
|
|
}
|
|
|
|
if (audioElement.canPlayType('audio/webm; codecs="vorbis"').replace(/^no$/, '')) {
|
|
this.webm = true;
|
|
}
|
|
}
|
|
} catch (e) {
|
|
}
|
|
|
|
},
|
|
|
|
/**
|
|
* Check PixelRatio of devices.
|
|
* @method Phaser.Device#_checkDevice
|
|
* @private
|
|
*/
|
|
_checkDevice: function () {
|
|
|
|
this.pixelRatio = window['devicePixelRatio'] || 1;
|
|
this.iPhone = navigator.userAgent.toLowerCase().indexOf('iphone') != -1;
|
|
this.iPhone4 = (this.pixelRatio == 2 && this.iPhone);
|
|
this.iPad = navigator.userAgent.toLowerCase().indexOf('ipad') != -1;
|
|
|
|
},
|
|
|
|
/**
|
|
* Check whether the host environment support 3D CSS.
|
|
* @method Phaser.Device#_checkCSS3D
|
|
* @private
|
|
*/
|
|
_checkCSS3D: function () {
|
|
|
|
var el = document.createElement('p');
|
|
var has3d;
|
|
var transforms = {
|
|
'webkitTransform': '-webkit-transform',
|
|
'OTransform': '-o-transform',
|
|
'msTransform': '-ms-transform',
|
|
'MozTransform': '-moz-transform',
|
|
'transform': 'transform'
|
|
};
|
|
|
|
// Add it to the body to get the computed style.
|
|
document.body.insertBefore(el, null);
|
|
|
|
for (var t in transforms) {
|
|
if (el.style[t] !== undefined) {
|
|
el.style[t] = "translate3d(1px,1px,1px)";
|
|
has3d = window.getComputedStyle(el).getPropertyValue(transforms[t]);
|
|
}
|
|
}
|
|
|
|
document.body.removeChild(el);
|
|
this.css3D = (has3d !== undefined && has3d.length > 0 && has3d !== "none");
|
|
|
|
},
|
|
|
|
/**
|
|
* Check whether the host environment can play audio.
|
|
* @method Phaser.Device#canPlayAudio
|
|
* @param {string} type - One of 'mp3, 'ogg', 'm4a', 'wav', 'webm'.
|
|
* @return {boolean} True if the given file type is supported by the browser, otherwise false.
|
|
*/
|
|
canPlayAudio: function (type) {
|
|
|
|
if (type == 'mp3' && this.mp3)
|
|
{
|
|
return true;
|
|
}
|
|
else if (type == 'ogg' && (this.ogg || this.opus))
|
|
{
|
|
return true;
|
|
}
|
|
else if (type == 'm4a' && this.m4a)
|
|
{
|
|
return true;
|
|
}
|
|
else if (type == 'wav' && this.wav)
|
|
{
|
|
return true;
|
|
}
|
|
else if (type == 'webm' && this.webm)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
|
|
},
|
|
|
|
/**
|
|
* Check whether the console is open.
|
|
* @method Phaser.Device#isConsoleOpen
|
|
* @return {boolean} True if the browser dev console is open.
|
|
*/
|
|
isConsoleOpen: function () {
|
|
|
|
if (window.console && window.console['firebug'])
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (window.console)
|
|
{
|
|
console.profile();
|
|
console.profileEnd();
|
|
|
|
if (console.clear)
|
|
{
|
|
console.clear();
|
|
}
|
|
|
|
return console['profiles'].length > 0;
|
|
}
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
};
|
|
</pre>
|
|
</article>
|
|
</section>
|
|
|
|
|
|
|
|
|
|
|
|
</div>
|
|
|
|
<div class="clearfix"></div>
|
|
<footer>
|
|
|
|
|
|
<span class="copyright">
|
|
Phaser Copyright © 2012-2013 Photon Storm Ltd.
|
|
</span>
|
|
<br />
|
|
|
|
<span class="jsdoc-message">
|
|
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
|
|
on Fri Oct 25 2013 17:05:24 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
|
|
</span>
|
|
</footer>
|
|
</div>
|
|
|
|
|
|
<br clear="both">
|
|
</div>
|
|
|
|
</div>
|
|
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<script src="scripts/jquery.scrollTo.js"></script>
|
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<script src="scripts/jquery.localScroll.js"></script>
|
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<script src="scripts/bootstrap-dropdown.js"></script>
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<script src="scripts/toc.js"></script>
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|
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<script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script>
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|
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|
|
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|
|
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
|
|
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
|
|
|
|
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|
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