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< a href = "Phaser.Key.html" > Key< / a >
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< a href = "Phaser.Keyboard.html" > Keyboard< / a >
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< a href = "Phaser.MSPointer.html" > MSPointer< / a >
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< a href = "Phaser.Net.html" > Net< / a >
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< a href = "Phaser.Particles.html" > Particles< / a >
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< a href = "Phaser.Physics.Arcade.html" > Arcade< / a >
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< a href = "Phaser.Physics.Arcade.Body.html" > Body< / a >
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< a href = "Phaser.Plugin.html" > Plugin< / a >
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< a href = "Phaser.PluginManager.html" > PluginManager< / a >
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< a href = "Phaser.Point.html" > Point< / a >
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< a href = "Phaser.Pointer.html" > Pointer< / a >
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< a href = "Phaser.Polygon.html" > Polygon< / a >
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< a href = "Phaser.QuadTree.html" > QuadTree< / a >
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< a href = "Phaser.RandomDataGenerator.html" > RandomDataGenerator< / a >
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< a href = "Phaser.Rectangle.html" > Rectangle< / a >
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< a href = "Phaser.RenderTexture.html" > RenderTexture< / a >
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< a href = "Phaser.SinglePad.html" > SinglePad< / a >
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< a href = "Phaser.Sound.html" > Sound< / a >
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< a href = "Phaser.Stage.html" > Stage< / a >
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< a href = "Phaser.StageScaleMode.html" > StageScaleMode< / a >
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< h1 class = "page-title" > Source: system/Device.js< / h1 >
< section >
< article >
< pre class = "sunlight-highlight-javascript linenums" > /**
* @author Richard Davey < rich@photonstorm.com>
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* @copyright 2014 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Detects device support capabilities. Using some elements from System.js by MrDoob and Modernizr
*
* @class Phaser.Device
* @constructor
*/
Phaser.Device = function () {
/**
* An optional 'fix' for the horrendous Android stock browser bug https://code.google.com/p/android/issues/detail?id=39247
* @property {boolean} patchAndroidClearRectBug - Description.
* @default
*/
this.patchAndroidClearRectBug = false;
// Operating System
/**
* @property {boolean} desktop - Is running desktop?
* @default
*/
this.desktop = false;
/**
* @property {boolean} iOS - Is running on iOS?
* @default
*/
this.iOS = false;
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/**
* @property {boolean} cocoonJS - Is the game running under CocoonJS?
* @default
*/
this.cocoonJS = false;
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/**
* @property {boolean} ejecta - Is the game running under Ejecta?
* @default
*/
this.ejecta = false;
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/**
* @property {boolean} android - Is running on android?
* @default
*/
this.android = false;
/**
* @property {boolean} chromeOS - Is running on chromeOS?
* @default
*/
this.chromeOS = false;
/**
* @property {boolean} linux - Is running on linux?
* @default
*/
this.linux = false;
/**
* @property {boolean} macOS - Is running on macOS?
* @default
*/
this.macOS = false;
/**
* @property {boolean} windows - Is running on windows?
* @default
*/
this.windows = false;
// Features
/**
* @property {boolean} canvas - Is canvas available?
* @default
*/
this.canvas = false;
/**
* @property {boolean} file - Is file available?
* @default
*/
this.file = false;
/**
* @property {boolean} fileSystem - Is fileSystem available?
* @default
*/
this.fileSystem = false;
/**
* @property {boolean} localStorage - Is localStorage available?
* @default
*/
this.localStorage = false;
/**
* @property {boolean} webGL - Is webGL available?
* @default
*/
this.webGL = false;
/**
* @property {boolean} worker - Is worker available?
* @default
*/
this.worker = false;
/**
* @property {boolean} touch - Is touch available?
* @default
*/
this.touch = false;
/**
* @property {boolean} mspointer - Is mspointer available?
* @default
*/
this.mspointer = false;
/**
* @property {boolean} css3D - Is css3D available?
* @default
*/
this.css3D = false;
/**
* @property {boolean} pointerLock - Is Pointer Lock available?
* @default
*/
this.pointerLock = false;
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/**
* @property {boolean} typedArray - Does the browser support TypedArrays?
* @default
*/
this.typedArray = false;
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/**
* @property {boolean} vibration - Does the device support the Vibration API?
* @default
*/
this.vibration = false;
/**
* @property {boolean} quirksMode - Is the browser running in strict mode (false) or quirks mode? (true)
* @default
*/
this.quirksMode = false;
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// Browser
/**
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* @property {boolean} arora - Set to true if running in Arora.
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* @default
*/
this.arora = false;
/**
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* @property {boolean} chrome - Set to true if running in Chrome.
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* @default
*/
this.chrome = false;
/**
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* @property {boolean} epiphany - Set to true if running in Epiphany.
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* @default
*/
this.epiphany = false;
/**
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* @property {boolean} firefox - Set to true if running in Firefox.
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* @default
*/
this.firefox = false;
/**
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* @property {boolean} ie - Set to true if running in Internet Explorer.
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* @default
*/
this.ie = false;
/**
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* @property {number} ieVersion - If running in Internet Explorer this will contain the major version number.
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* @default
*/
this.ieVersion = 0;
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/**
* @property {boolean} trident - Set to true if running a Trident version of Internet Explorer (IE11+)
* @default
*/
this.trident = false;
/**
* @property {number} tridentVersion - If running in Internet Explorer 11 this will contain the major version number. See http://msdn.microsoft.com/en-us/library/ie/ms537503(v=vs.85).aspx
* @default
*/
this.tridentVersion = 0;
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/**
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* @property {boolean} mobileSafari - Set to true if running in Mobile Safari.
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* @default
*/
this.mobileSafari = false;
/**
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* @property {boolean} midori - Set to true if running in Midori.
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* @default
*/
this.midori = false;
/**
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* @property {boolean} opera - Set to true if running in Opera.
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* @default
*/
this.opera = false;
/**
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* @property {boolean} safari - Set to true if running in Safari.
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* @default
*/
this.safari = false;
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/**
* @property {boolean} webApp - Set to true if running as a WebApp, i.e. within a WebView
* @default
*/
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this.webApp = false;
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/**
* @property {boolean} silk - Set to true if running in the Silk browser (as used on the Amazon Kindle)
* @default
*/
this.silk = false;
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// Audio
/**
* @property {boolean} audioData - Are Audio tags available?
* @default
*/
this.audioData = false;
/**
* @property {boolean} webAudio - Is the WebAudio API available?
* @default
*/
this.webAudio = false;
/**
* @property {boolean} ogg - Can this device play ogg files?
* @default
*/
this.ogg = false;
/**
* @property {boolean} opus - Can this device play opus files?
* @default
*/
this.opus = false;
/**
* @property {boolean} mp3 - Can this device play mp3 files?
* @default
*/
this.mp3 = false;
/**
* @property {boolean} wav - Can this device play wav files?
* @default
*/
this.wav = false;
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/**
* Can this device play m4a files?
* @property {boolean} m4a - True if this device can play m4a files.
* @default
*/
this.m4a = false;
/**
* @property {boolean} webm - Can this device play webm files?
* @default
*/
this.webm = false;
// Device
/**
* @property {boolean} iPhone - Is running on iPhone?
* @default
*/
this.iPhone = false;
/**
* @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;
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/**
* @property {boolean} littleEndian - Is the device big or little endian? (only detected if the browser supports TypedArrays)
* @default
*/
this.littleEndian = false;
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// 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;
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if (/Android/.test(ua))
{
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this.android = true;
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}
else if (/CrOS/.test(ua))
{
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this.chromeOS = true;
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}
else if (/iP[ao]d|iPhone/i.test(ua))
{
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this.iOS = true;
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}
else if (/Linux/.test(ua))
{
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this.linux = true;
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}
else if (/Mac OS/.test(ua))
{
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this.macOS = true;
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}
else if (/Windows/.test(ua))
{
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this.windows = true;
}
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if (this.windows || this.macOS || (this.linux & & this.silk === false))
{
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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'];
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this.webGL = ( function () { try { var canvas = document.createElement( 'canvas' ); return !! window.WebGLRenderingContext & & ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ); } catch( e ) { return false; } } )();
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if (this.webGL === null || this.webGL === false)
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{
this.webGL = false;
}
else
{
this.webGL = true;
}
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this.worker = !!window['Worker'];
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if ('ontouchstart' in document.documentElement || (window.navigator.maxTouchPoints & & window.navigator.maxTouchPoints > 1))
{
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this.touch = true;
}
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if (window.navigator.msPointerEnabled || window.navigator.pointerEnabled)
{
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this.mspointer = true;
}
this.pointerLock = 'pointerLockElement' in document || 'mozPointerLockElement' in document || 'webkitPointerLockElement' in document;
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this.quirksMode = (document.compatMode === 'CSS1Compat') ? false : true;
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},
/**
* Check what browser is game running in.
* @method Phaser.Device#_checkBrowser
* @private
*/
_checkBrowser: function () {
var ua = navigator.userAgent;
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if (/Arora/.test(ua))
{
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this.arora = true;
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}
else if (/Chrome/.test(ua))
{
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this.chrome = true;
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}
else if (/Epiphany/.test(ua))
{
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this.epiphany = true;
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}
else if (/Firefox/.test(ua))
{
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this.firefox = true;
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}
else if (/Mobile Safari/.test(ua))
{
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this.mobileSafari = true;
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}
else if (/MSIE (\d+\.\d+);/.test(ua))
{
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this.ie = true;
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this.ieVersion = parseInt(RegExp.$1, 10);
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}
else if (/Midori/.test(ua))
{
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this.midori = true;
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}
else if (/Opera/.test(ua))
{
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this.opera = true;
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}
else if (/Safari/.test(ua))
{
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this.safari = true;
}
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else if (/Silk/.test(ua))
{
this.silk = true;
}
else if (/Trident\/(\d+\.\d+);/.test(ua))
{
this.ie = true;
this.trident = true;
this.tridentVersion = parseInt(RegExp.$1, 10);
}
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// WebApp mode in iOS
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if (navigator['standalone'])
{
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this.webApp = true;
}
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if (navigator['isCocoonJS'])
{
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this.cocoonJS = true;
}
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if (typeof window.ejecta !== "undefined")
{
this.ejecta = true;
}
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},
/**
* Check audio support.
* @method Phaser.Device#_checkAudio
* @private
*/
_checkAudio: function () {
this.audioData = !!(window['Audio']);
this.webAudio = !!(window['webkitAudioContext'] || window['AudioContext']);
var audioElement = document.createElement('audio');
var result = false;
try {
if (result = !!audioElement.canPlayType) {
if (audioElement.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/, '')) {
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;
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if (typeof Int8Array !== 'undefined')
{
this.littleEndian = new Int8Array(new Int16Array([1]).buffer)[0] > 0;
this.typedArray = true;
}
else
{
this.littleEndian = false;
this.typedArray = false;
}
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navigator.vibrate = navigator.vibrate || navigator.webkitVibrate || navigator.mozVibrate || navigator.msVibrate;
if (navigator.vibrate)
{
this.vibration = true;
}
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},
/**
* 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);
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for (var t in transforms)
{
if (el.style[t] !== undefined)
{
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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;
}
};
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Phaser.Device.prototype.constructor = Phaser.Device;
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< / pre >
< / article >
< / section >
< / div >
< div class = "clearfix" > < / div >
< footer >
< span class = "copyright" >
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Phaser Copyright © 2012-2014 Photon Storm Ltd.
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< / span >
< br / >
< span class = "jsdoc-message" >
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Documentation generated by < a href = "https://github.com/jsdoc3/jsdoc" > JSDoc 3.3.0-dev< / a >
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on Sat Feb 08 2014 07:19:40 GMT-0000 (GMT) using the < a href = "https://github.com/terryweiss/docstrap" > DocStrap template< / a > .
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< / span >
< / footer >
< / div >
< br clear = "both" >
< / div >
< / div >
< script src = "scripts/sunlight.js" > < / script >
< script src = "scripts/sunlight.javascript.js" > < / script >
< script src = "scripts/sunlight-plugin.doclinks.js" > < / script >
< script src = "scripts/sunlight-plugin.linenumbers.js" > < / script >
< script src = "scripts/sunlight-plugin.menu.js" > < / script >
< script src = "scripts/jquery.min.js" > < / script >
< script src = "scripts/jquery.scrollTo.js" > < / script >
< script src = "scripts/jquery.localScroll.js" > < / script >
< script src = "scripts/bootstrap-dropdown.js" > < / script >
< script src = "scripts/toc.js" > < / script >
< script > Sunlight . highlightAll ( { lineNumbers : true , showMenu : true , enableDoclinks : true } ) ; < / script >
< script >
$( function () {
$( "#toc" ).toc( {
selectors : "h1,h2,h3,h4",
showAndHide : false,
scrollTo : 60
} );
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
} );
< / script >
< / body >
< / html >
