largeLine.html
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<html>
<head>
<meta charset="utf-8">
<script src="esl.js"></script>
<script src="config.js"></script>
<meta name="viewport" content="width=device-width, initial-scale=1" />
</head>
<body>
<style>
html, body, #main {
width: 100%;
height: 100%;
margin: 0;
}
</style>
<div id="timing"></div>
<script>
require([
'echarts',
'echarts/chart/bar',
'echarts/chart/line',
'echarts/component/legend',
'echarts/component/grid',
'echarts/component/dataZoom',
'echarts/component/tooltip'
], function (echarts) {
var myChart;
var lineCount = 2;
var pointCount = 10000;
var chartCount = 5;
var option = {
tooltip : {
trigger: 'axis',
showContent: false,
axisPointer: {
animation: false
}
},
legend: {
data:[]
},
dataZoom: [{
show: true,
realtime: true,
// showDataShadow: false,
start: 50,
end: 60
}],
xAxis : [
{
type : 'time'
}
],
yAxis : [
{
type : 'value'
}
],
series: [],
animation: false
};
var lineStyle = {
normal: {
width: 2,
opacity: 1
}
};
var date = [];
var oneDay = 24 * 3600 * 1000;
var base = +new Date(1897, 9, 3);
for (var j = 0; j < pointCount; j++) {
var now = new Date(base += oneDay);
date.push([now.getFullYear(), now.getMonth() + 1, now.getDate()].join('-'));
}
for (var i = 0; i < lineCount; i++) {
var y = Math.random() * 1000;
var values = [];
for (var j = 0; j < pointCount; j++) {
y += Math.round(10 + Math.random() * (-10 - 10));
values.push(
[
date[j],
// Math.random() < 0.1 ? '-' : y
y
]
);
}
option.legend.data.push( 'line' + i );
option.series.push({
name: 'line' + i,
type: 'line',
sampling: 'average',
hoverAnimation: false,
showSymbol: false,
data: values,
lineStyle: lineStyle
});
}
function refresh(isBtnRefresh){
var start = new Date();
for( var n = 0; n < chartCount; n++ ) {
var el = document.createElement('div');
el.innerHTML = '<h1>'+n+'</h1><div id="chart'+n+'" style="width: 860px; height: 320px"></div>';
document.body.appendChild(el);
myChart = echarts.init(document.getElementById('chart'+n));
myChart.setOption(option, true);
}
var end = new Date();
document.getElementById('timing').innerHTML = 'Graphs loaded in ' + ( end - start ) + ' ms.';
};
refresh();
});
</script>
</body>
</html>