180 lines
4.1 KiB
HTML
180 lines
4.1 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
<meta http-equiv="X-UA-Compatible" content="ie=edge">
|
|
<title>Dynamic Updating Line Chart</title>
|
|
|
|
|
|
<link href="../../assets/styles.css" rel="stylesheet" />
|
|
|
|
<style>
|
|
#chart {
|
|
max-width: 650px;
|
|
margin: 35px auto;
|
|
}
|
|
</style>
|
|
</head>
|
|
|
|
<body>
|
|
<div id="app"></div>
|
|
|
|
<div id="html">
|
|
<div id="chart"> <ReactApexChart options={this.state.options} series={this.state.series} type="line" height="350" /> </div>
|
|
</div>
|
|
|
|
<script crossorigin src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
|
|
<script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
|
|
<script src="https://unpkg.com/prop-types@15.6.2/prop-types.min.js">
|
|
</script>
|
|
<script src="https://cdnjs.cloudflare.com/ajax/libs/babel-core/5.8.34/browser.min.js"></script>
|
|
|
|
<script src="https://cdn.jsdelivr.net/npm/apexcharts@latest"></script>
|
|
<script src="https://unpkg.com/react-apexcharts@1.1.0/dist/react-apexcharts.iife.min.js"></script>
|
|
|
|
<script type="text/babel">
|
|
|
|
var lastDate = 0;
|
|
var data = []
|
|
var TICKINTERVAL = 86400000
|
|
let XAXISRANGE = 777600000
|
|
function getDayWiseTimeSeries(baseval, count, yrange) {
|
|
var i = 0;
|
|
while (i < count) {
|
|
var x = baseval;
|
|
var y = Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min;
|
|
|
|
data.push({
|
|
x, y
|
|
});
|
|
lastDate = baseval
|
|
baseval += TICKINTERVAL;
|
|
i++;
|
|
}
|
|
}
|
|
|
|
getDayWiseTimeSeries(new Date('11 Feb 2017 GMT').getTime(), 10, {
|
|
min: 10,
|
|
max: 90
|
|
})
|
|
|
|
function getNewSeries(baseval, yrange) {
|
|
var newDate = baseval + TICKINTERVAL;
|
|
lastDate = newDate
|
|
|
|
for(var i = 0; i< data.length - 10; i++) {
|
|
// IMPORTANT
|
|
// we reset the x and y of the data which is out of drawing area
|
|
// to prevent memory leaks
|
|
data[i].x = newDate - XAXISRANGE - TICKINTERVAL
|
|
data[i].y = 0
|
|
}
|
|
|
|
data.push({
|
|
x: newDate,
|
|
y: Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min
|
|
})
|
|
|
|
}
|
|
|
|
function resetData(){
|
|
// Alternatively, you can also reset the data at certain intervals to prevent creating a huge series
|
|
data = data.slice(data.length - 10, data.length);
|
|
}
|
|
|
|
class LineChart extends React.Component {
|
|
|
|
constructor(props) {
|
|
super(props);
|
|
|
|
this.state = {
|
|
options: {
|
|
chart: {
|
|
id: 'realtime',
|
|
animations: {
|
|
enabled: true,
|
|
easing: 'linear',
|
|
dynamicAnimation: {
|
|
speed: 1000
|
|
}
|
|
},
|
|
toolbar: {
|
|
show: false
|
|
},
|
|
zoom: {
|
|
enabled: false
|
|
}
|
|
},
|
|
dataLabels: {
|
|
enabled: false
|
|
},
|
|
stroke: {
|
|
curve: 'smooth'
|
|
},
|
|
|
|
title: {
|
|
text: 'Dynamic Updating Chart',
|
|
align: 'left'
|
|
},
|
|
markers: {
|
|
size: 0
|
|
},
|
|
xaxis: {
|
|
type: 'datetime',
|
|
range: XAXISRANGE,
|
|
},
|
|
yaxis: {
|
|
max: 100
|
|
},
|
|
legend: {
|
|
show: false
|
|
}
|
|
},
|
|
series: [{
|
|
data: data.slice()
|
|
}],
|
|
}
|
|
}
|
|
|
|
componentDidMount() {
|
|
this.intervals()
|
|
}
|
|
|
|
intervals () {
|
|
window.setInterval(() => {
|
|
getNewSeries(lastDate, {
|
|
min: 10,
|
|
max: 90
|
|
})
|
|
|
|
ApexCharts.exec('realtime', 'updateSeries', [{
|
|
data: data
|
|
}])
|
|
}, 1000)
|
|
}
|
|
|
|
render() {
|
|
|
|
return (
|
|
<div>
|
|
<div id="chart">
|
|
<ReactApexChart options={this.state.options} series={this.state.series} type="line" height="350" />
|
|
</div>
|
|
<div id="html-dist">
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|
|
|
|
}
|
|
|
|
const domContainer = document.querySelector('#app');
|
|
ReactDOM.render(React.createElement(LineChart), domContainer);
|
|
|
|
</script>
|
|
|
|
</body>
|
|
|
|
</html> |