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dynamic.html
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<!DOCTYPE html>
<html>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.1.0/jquery.min.js"></script>
<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="/socket.io/socket.io.js"></script>
<script>
var socket;
function getURLParam(key) {
var sPageURL = window.location.search.substring(1);
var sURLVariables = sPageURL.split('&');
for (var i = 0; i < sURLVariables.length; i++) {
var sParameterName = sURLVariables[i].split('=');
if (sParameterName[0] == sParam) {
return sParameterName[1];
}
}
}
function updateChart(fn) {
socket = io.connect('http://localhost');
socket.on('update', fn);
}
var chart;
updateChart(function (data) {
var obj = JSON.parse(data);
chart.series[0].addPoint([parseInt(obj.time), parseInt(obj.value)], true, true);
});
//var socket = io.connect('http://localhost');
//socket.on('update', function (data) {
// var obj = JSON.parse(data);
// chart.series[0].addPoint([new Date().getTime(), parseInt(obj.value)], true, true);
//});
</script>
<body>
<script>
$(document).ready(function() {
Highcharts.setOptions({
global: {
useUTC: false
}
});
chart = new Highcharts.Chart({
chart: {
renderTo: 'container',
type: 'spline',
animation: Highcharts.svg, // don't animate in old IE
marginRight: 10
},
title: {
text: 'Temperature'
},
xAxis: {
type: 'datetime',
tickPixelInterval: 150
},
yAxis: {
title: {
text: 'Value'
},
plotLines: [{
value: 0,
width: 1,
color: '#808080'
}]
},
tooltip: {
formatter: function() {
return '<b>'+ this.series.name +'</b><br/>'+
Highcharts.dateFormat('%Y-%m-%d %H:%M:%S', this.x) +'<br/>'+
Highcharts.numberFormat(this.y, 2);
}
},
legend: {
enabled: false
},
exporting: {
enabled: false
},
series: [{
name: 'Temperature',
data: (function() {
// generate an array of random data
var data = [],
time = (new Date()).getTime(),
i;
for (i = -19; i <= 0; i++) {
data.push({
x: time + i * 1000,
y: 60
});
}
return data;
})()
}]
});
$("#subscribeButton").click(function () {
socket.emit('subscribe', {island: $('#island').val(), actor:$('#actor').val()}, function (data) {
var table = $('#subscriptionsContainer');
var tableSize = $('#subscriptionsContainer tr').length;
if (tableSize == 0) {
var row = $('<tr></tr>');
row.append($('<td></td>').text('Island'));
row.append($('<td></td>').text('Actor'));
row.append($('<td></td>').text(''));
table.append(row);
}
var row = $('<tr></tr>');
row.append($('<td></td>').text($('#island').val()));
row.append($('<td></td>').text($('#actor').val()));
row.append($('<td></td>').html('<a href="#">Unsubscribe</a>').click(function () {
socket.emit('unsubscribe', {id:data});
$(this).closest('tr').remove();
}));
table.append(row);
$('#island').val('');
$('#actor').val('');
});
});
});
</script>
<table id="subscriptionsContainer">
</table>
Island: <input type="textfield" id="island" />
Actor: <input type="textfield" id="actor" />
<button id="subscribeButton">Subscribe</button>
<div id="container" style="width:100%; height:400px;"></div>
<ul id="console"><li>init</li></ul>
</body>
</html>