/
real_time_graph.html
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/
real_time_graph.html
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<html>
<head>
<meta charset="utf-8">
<title>ROS_js_plot</title>
<style>
body {
background-color: #DEFCD7;
margin: 0px;
}
#graf{
position: absolute;
min-width: 85%;
width: 100%;
height: 100%;
margin: 0px 0px 0px 0px;
padding: 0px;
}
</style>
<script type="application/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
<script type="text/javascript" src="https://code.highcharts.com/stock/highstock.js"></script>
<script type="text/javascript" src="https://code.highcharts.com/stock/modules/exporting.js"></script>
<script type="text/javascript" src="http://cdn.robotwebtools.org/EventEmitter2/current/eventemitter2.js"></script>
<script type="text/javascript" src="http://cdn.robotwebtools.org/roslibjs/current/roslib.js"></script>
<script type="text/javascript">
$(function () {
Highcharts.setOptions({
global : {
useUTC : true
}
});
// Create the chart
$('#container').highcharts('StockChart', {
chart : {
events : {
load : function () {
}
}
},
rangeSelector : {
selected : 3
},
title: {
text : 'I2C user interface'
},
exporting: {
enabled: true
}
});
});
</script>
<script>
// Komunikace s ROSem
// pripojeni a chybove hlasky
var ros = new ROSLIB.Ros();
ros.on('error', function(error) {
console.log(error);
});
ros.on('connection', function() {
console.log('Pripojeno');
});
ros.on('close', function() {
console.log('Odpojeno :/');
});
ros.connect('ws://telescopeC.local:9090');
var rosdevices = new ROSLIB.Param({
ros : ros,
name : 'values'
});
// funkce obstaravajici cteni z tématu
rosdevices.get(function(value) {
console.log( value);
devices = eval(value);
console.log(devices);
var devicesName = Object.keys(devices);
console.log(devicesName);
var listeners = [];
console.log(listeners);
var chart = $('#container').highcharts();
for (i = 0, len = devicesName.length; i < len; i++) {
console.log(devicesName[i].replace(/\\/g,''));
chart.addSeries({
id: 'pymlab/'+devicesName[i].replace(/\\/g,''),
name: devicesName[i],
data: [0, 10, 5]
});
console.log( devicesName[i] + i);
listeners[i] = new ROSLIB.Topic({
ros : ros,
name : 'pymlab/'+devicesName[i],
messageType : 'std_msgs/Float32'
});
listeners[i].subscribe(function(message) {
var chart = $('#container').highcharts();
var series = chart.get(this.name.replace(/\\/g,''));
//console.log(this.name, message.data, series);
series.addPoint(message.data);
});
//console.log(listeners)
}
});
</script>
</head>
<body onload="">
<div id="graf">
<div id="container" style="min-width: 310px; min-height: 400px; height: 100%; margin: 0 auto">
</div>
</div>
</body>
</html>