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| 1 | +<!DOCTYPE html> |
| 2 | +<html lang="en"> |
| 3 | + <head> |
| 4 | + <meta charset="utf-8"> |
| 5 | + <title>Vue benchmark</title> |
| 6 | + <style type="text/css"> |
| 7 | + html, body { |
| 8 | + margin: 0; |
| 9 | + padding: 0; |
| 10 | + font-family: sans-serif; |
| 11 | + } |
| 12 | + |
| 13 | + #fps { |
| 14 | + position: fixed; |
| 15 | + top: 0px; |
| 16 | + right: 0px; |
| 17 | + padding: 32px; |
| 18 | + font-size: 32px; |
| 19 | + text-align: right; |
| 20 | + } |
| 21 | + |
| 22 | + * { |
| 23 | + box-sizing: border-box; |
| 24 | + } |
| 25 | + |
| 26 | + .server-uptime { |
| 27 | + display: block; |
| 28 | + overflow: hidden; |
| 29 | + margin: 0 auto; |
| 30 | + width: 50%; |
| 31 | + } |
| 32 | + |
| 33 | + .server-uptime + .server-uptime { |
| 34 | + margin: 20px auto 0 auto; |
| 35 | + border-top: 1px solid #999; |
| 36 | + } |
| 37 | + |
| 38 | + .days { |
| 39 | + display: flex; |
| 40 | + flex-direction: row; |
| 41 | + flex-flow: wrap; |
| 42 | + } |
| 43 | + |
| 44 | + .uptime-day { |
| 45 | + display: flex; |
| 46 | + } |
| 47 | + |
| 48 | + span.uptime-day-status { |
| 49 | + width: 10px; |
| 50 | + height: 10px; |
| 51 | + margin: 1px; |
| 52 | + } |
| 53 | + |
| 54 | + .hover { |
| 55 | + display: none; |
| 56 | + } |
| 57 | + |
| 58 | + .uptime-day-status:hover + .hover { |
| 59 | + display: flex; |
| 60 | + position: absolute; |
| 61 | + margin-top: -35px; |
| 62 | + margin-left: -30px; |
| 63 | + border-radius: 4px; |
| 64 | + color: #eee; |
| 65 | + background-color: #333; |
| 66 | + padding: 10px; |
| 67 | + font-size: 11px; |
| 68 | + } |
| 69 | + </style> |
| 70 | + </head> |
| 71 | + <body> |
| 72 | + <div id="app"> |
| 73 | + <p>FPS: {{ fps }}</p> |
| 74 | + <button @click="toggle">{{ playing ? 'pause' : 'play' }}</button> |
| 75 | + <server-uptime |
| 76 | + v-for="server in servers" |
| 77 | + :key="server.name" |
| 78 | + :name="server.name" |
| 79 | + :days="server.days"> |
| 80 | + </server-uptime> |
| 81 | + </div> |
| 82 | + <script src="../../dist/vue.min.js"></script> |
| 83 | + <script> |
| 84 | + Vue.component('uptime-day', { |
| 85 | + props: ['day'], |
| 86 | + template: ` |
| 87 | + <div class="uptime-day"> |
| 88 | + <span class="uptime-day-status" :style="{ backgroundColor: day.up ? '#8cc665' : '#ccc' }"></span> |
| 89 | + <span class="hover">{{day.number}}: {{day.up ? 'Servers operational!' : 'Red alert!'}}</span> |
| 90 | + </div> |
| 91 | + ` |
| 92 | + }) |
| 93 | + |
| 94 | + Vue.component('server-uptime', { |
| 95 | + props: ['name', 'days'], |
| 96 | + computed: { |
| 97 | + upDays () { |
| 98 | + return this.days.reduce(function (upDays, day) { |
| 99 | + return upDays += (day.up ? 1 : 0) |
| 100 | + }, 0) |
| 101 | + }, |
| 102 | + maxStreak () { |
| 103 | + var streak = this.days.reduce(([max, streak], day) => { |
| 104 | + if (day.up && streak + 1 > max) { |
| 105 | + return [streak + 1, streak + 1] |
| 106 | + } else if (day.up) { |
| 107 | + return [max, streak + 1] |
| 108 | + } else { |
| 109 | + return [max, 0] |
| 110 | + } |
| 111 | + }, [0, 0]) |
| 112 | + |
| 113 | + return streak.max |
| 114 | + } |
| 115 | + }, |
| 116 | + template: ` |
| 117 | + <div class="server-uptime"> |
| 118 | + <h1>{{name}}</h1> |
| 119 | + <h2>{{upDays}} Days Up</h2> |
| 120 | + <h2>Biggest Streak: {{maxStreak}}</h2> |
| 121 | + <div class="days"> |
| 122 | + <uptime-day |
| 123 | + v-for="day in days" |
| 124 | + :key="day.number" |
| 125 | + :day="day"> |
| 126 | + </uptime-day> |
| 127 | + </div> |
| 128 | + </div> |
| 129 | + ` |
| 130 | + }) |
| 131 | + |
| 132 | + function generateServer (name) { |
| 133 | + var days = [] |
| 134 | + for (var i=0; i<=364; i++) { |
| 135 | + var up = Math.random() > 0.2 |
| 136 | + days.push({ number: i, up }) |
| 137 | + } |
| 138 | + return { name, days } |
| 139 | + } |
| 140 | + |
| 141 | + function generateServers () { |
| 142 | + return [ |
| 143 | + generateServer("Stefan's Server"), |
| 144 | + generateServer("Godfrey's Server"), |
| 145 | + generateServer("Yehuda's Server") |
| 146 | + ] |
| 147 | + } |
| 148 | + |
| 149 | + var s = window.performance.now() |
| 150 | + var app = new Vue({ |
| 151 | + el: '#app', |
| 152 | + data: { |
| 153 | + fps: 0, |
| 154 | + playing: false, |
| 155 | + servers: Object.freeze(generateServers()) |
| 156 | + }, |
| 157 | + methods: { |
| 158 | + toggle () { |
| 159 | + this.playing = !this.playing |
| 160 | + if (this.playing) { |
| 161 | + update() |
| 162 | + } else { |
| 163 | + cancelAnimationFrame(loop) |
| 164 | + } |
| 165 | + } |
| 166 | + } |
| 167 | + }) |
| 168 | + console.log('initial render: ' + (window.performance.now() - s) + 'ms') |
| 169 | + |
| 170 | + var fpsMeter = { |
| 171 | + alpha: 2/121, |
| 172 | + lastValue: null, |
| 173 | + push (dataPoint) { |
| 174 | + if (this.lastValue) { |
| 175 | + return this.lastValue = this.lastValue + this.alpha * (dataPoint - this.lastValue) |
| 176 | + } else { |
| 177 | + return this.lastValue = dataPoint |
| 178 | + } |
| 179 | + } |
| 180 | + } |
| 181 | + |
| 182 | + var loop |
| 183 | + var lastFrame = null |
| 184 | + function update () { |
| 185 | + var thisFrame = window.performance.now() |
| 186 | + if (lastFrame) { |
| 187 | + app.fps = Math.round(fpsMeter.push(1000 / (thisFrame - lastFrame))) |
| 188 | + } |
| 189 | + app.servers = Object.freeze(generateServers()) |
| 190 | + loop = requestAnimationFrame(update) |
| 191 | + lastFrame = thisFrame |
| 192 | + } |
| 193 | + </script> |
| 194 | + </body> |
| 195 | +</html> |
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