mirror of
https://github.com/rsms/inter.git
synced 2024-12-20 14:11:51 +03:00
113 lines
2.8 KiB
JavaScript
113 lines
2.8 KiB
JavaScript
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function $$(query, el) {
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return [].slice.call((el || document).querySelectorAll(query))
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}
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function $(query, el) {
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return (el || document).querySelector(query)
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}
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// fetchjson(url string) :Promise<Object>
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//
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var fetchjson = (
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typeof window.fetch == 'function' ? (
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function _fetchjson(url, cb) {
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return window.fetch(url).then(function(r) { return r.json() })
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}
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) :
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function _fetchjson(url, cb) {
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return new Promise(function(resolve, reject) {
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var r = new XMLHttpRequest()
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r.addEventListener("load", function(){
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try {
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resolve(JSON.parse(r.responseText))
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} catch (err) {
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reject(err)
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}
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})
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r.addEventListener("error", function(ev) {
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reject(ev.error || ev || new Error('network error'))
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})
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r.open("GET", url)
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r.send()
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})
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}
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)
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// timeNow() :float
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//
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var timeNow = (
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window.performance !== undefined && window.performance.now ? function() {
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return window.performance.now()
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} : Date.now ? function() {
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return Date.now()
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} : function() {
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return (new Date()).getTime()
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}
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)
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var HUDNotification = {
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el: $('#hud-notification'),
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timer: null,
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visible: false,
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show: function(message, duration) {
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var n = this
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n.el.firstChild.innerText = message
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n.el.classList.add('visible')
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if (n.visible) {
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n.hide()
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setTimeout(function(){ n.show(message, duration) }, 120)
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return
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}
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n.visible = true
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clearTimeout(n.timer)
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n.timer = setTimeout(function(){ n.hide() }, duration || 1200)
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},
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hide: function() {
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var n = this
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if (n.visible) {
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n.el.classList.remove('visible')
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n.visible = false
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}
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}
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}
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// InterUIDynamicTracking takes the font size in points or pixels and returns
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// the compensating tracking in EM.
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//
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function InterUIDynamicTracking(fontSize) {
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// tracking = a + b * e ^ (c * fontSize)
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return -0.016 + 0.21 * Math.pow(Math.E, -0.18 * fontSize)
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}
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// Mac or not? Maybe even a buggy Safari?
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var isMac = false
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if (!window.MSStream &&
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/mac|ipad|iphone|ipod/i.test(navigator.userAgent))
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{
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isMac = true
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if (navigator.userAgent.indexOf('Safari') != -1 &&
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navigator.userAgent.indexOf('Chrome') == -1)
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{
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document.body.classList.add('safari')
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}
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}
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// Google Analytics
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// ;(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
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// (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
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// m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
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// })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
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// ga('create', 'UA-105091131-2', 'auto');
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// ga('send', 'pageview');
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window.dataLayer = window.dataLayer || [];
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window.dataLayer.push(['js', new Date()])
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window.dataLayer.push(['config', 'UA-105091131-2'])
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