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Rushikesh Padsala authored27ca663e
<!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 = [] 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 += 86400000; i++; } } getDayWiseTimeSeries(new Date('11 Feb 2017 GMT').getTime(), 10, { min: 10, max: 90 }) function getNewSeries(baseval, yrange) { var newDate = baseval + 86400000; lastDate = newDate data.push({ x: newDate, y: Math.floor(Math.random() * (yrange.max - yrange.min + 1)) + yrange.min }) }
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function resetData() {
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: 2000
}
},
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: 777600000,
},
yaxis: {
max: 100
},
legend: {
show: false
}
},
series: [{
data: data.slice()
}],
}
}
componentDidMount() {
this.intervals()
}
intervals () {
window.setInterval(() => {
getNewSeries(lastDate, {
min: 10,
max: 90
})
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ApexCharts.exec('realtime', 'updateSeries', [{
data: data
}])
}, 2000)
// every 60 seconds, we reset the data
window.setInterval(() => {
resetData()
ApexCharts.exec('realtime', 'updateSeries', [{
data: data
}], false, true)
}, 60000)
}
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>