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timer.html
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timer.html
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<!DOCTYPE html>
<html>
<head>
<title>Pushups Timer</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/flux/2.1.1/Flux.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/mithril/0.2.0/mithril.js"></script>
<script src="https://cdn.rawgit.com/insin/msx/master/dist/MSXTransformer.js"></script>
<style>
body {
margin: 0
}
#timer {
font-family: sans-serif;
font-weight: bold;
font-size: 36vw;
margin: 0;
padding: 0;
text-align: center;
width: 100%;
}
.time-minimum {
background-color: green;
}
.time-warning {
background-color: yellow;
}
.time-maximum {
background-color: red;
}
</style>
</head>
<body>
<div id="app">
<div id="timer">20:00</div>
</div>
<script type="text/msx;harmony=true">
'use strict';
var TimerApp = {
controller: function() {
var ctrl = this;
ctrl.startTime = (new Date()).getTime();
ctrl.previous = 0;
ctrl.elapsed = 0;
ctrl.minimum = 30;
ctrl.warning = 50;
ctrl.maximum = 60;
ctrl.status = 'time-early';
function tick() {
m.startComputation();
ctrl.elapsed = ((new Date()).getTime() - ctrl.startTime) / 1000 + ctrl.previous;
if (ctrl.elapsed < ctrl.minimum) {
ctrl.status = 'time-early';
};
if (ctrl.minimum <= ctrl.elapsed && ctrl.elapsed < ctrl.warning) {
ctrl.status = 'time-minimum';
}
if (ctrl.warning <= ctrl.elapsed && ctrl.elapsed < ctrl.maximum) {
ctrl.status = 'time-warning';
}
if (ctrl.elapsed >= ctrl.maximum) {
ctrl.status = 'time-maximum';
}
m.endComputation();
}
ctrl.start = function() {
ctrl.startTime = (new Date()).getTime();
ctrl.ticker = setInterval(tick, 100);
};
ctrl.stop = function() {
tick();
if (ctrl.ticker) {
clearInterval(ctrl.ticker);
ctrl.ticker = false;
}
ctrl.previous = ctrl.elapsed;
ctrl.ticker = false;
};
ctrl.startstop = function() {
if (ctrl.ticker) {
ctrl.stop();
} else {
ctrl.start();
}
};
ctrl.reset = function() {
ctrl.stop();
ctrl.elapsed = 0;
ctrl.previous = 0;
ctrl.status = 'time-early';
};
function twoDigit(num) {
return num < 10 ? '0' + num : num;
}
ctrl.display = function() {
return Math.floor(ctrl.elapsed/60) + ':' + twoDigit(Math.floor(ctrl.elapsed % 60));
}
function saveBattery() {
if (document.hidden) {
if (ctrl.ticker) {
clearInterval(ctrl.ticker);
ctrl.ticker = false;
}
} else {
ctrl.ticker = setInterval(tick, 1000);
}
}
document.addEventListener('visibilitychange', saveBattery);
ctrl.onunload = function() {
document.removeEventListener('visibilitychange', saveBattery);
}
},
view: function(ctrl) {
return <div>
<div id="timer" className={ctrl.status}>{ctrl.display()}</div>
<p>
<button onclick={ctrl.startstop}>Start/Stop</button>
<button onclick={ctrl.reset}>Reset</button>
</p>
</div>;
}
};
m.mount(document.getElementById('app'), TimerApp);