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25Echarts - 折线图(Tooltip and DataZoom on Mobile)

扶摇_hyber 2022-03-24 阅读 58


效果图

25Echarts - 折线图(Tooltip and DataZoom on Mobile)_html

源代码

<!DOCTYPE html>
<html>

<head>
<meta charset="utf-8">
<title>ECharts</title>
<!-- 引入 echarts.js -->
<script src="js/echarts.min.js"></script>
</head>

<body>
<!-- 为ECharts准备一个具备大小(宽高)的Dom -->
<div id="main" style="width: 600px;height:400px;"></div>
<script type="text/javascript">
// 基于准备好的dom,初始化echarts实例
var myChart = echarts.init(document.getElementById('main'));
var option;

var base = +new Date(2016, 9, 3);
var oneDay = 24 * 3600 * 1000;
var valueBase = Math.random() * 300;
var valueBase2 = Math.random() * 50;
var data = [];
var data2 = [];

for(var i = 1; i < 10; i++) {
var now = new Date(base += oneDay);
var dayStr = [now.getFullYear(), now.getMonth() + 1, now.getDate()].join('-');

valueBase = Math.round((Math.random() - 0.5) * 20 + valueBase);
valueBase <= 0 && (valueBase = Math.random() * 300);
data.push([dayStr, valueBase]);

valueBase2 = Math.round((Math.random() - 0.5) * 20 + valueBase2);
valueBase2 <= 0 && (valueBase2 = Math.random() * 50);
data2.push([dayStr, valueBase2]);
}

option = {
animation: false,
title: {
left: 'center',
text: '触屏 tooltip 和 dataZoom 示例',
subtext: '"tootip" and "dataZoom" on mobile device',
},
legend: {
top: 'bottom',
data: ['意向']
},
tooltip: {
triggerOn: 'none',
position: function(pt) {
return [pt[0], 130];
}
},
toolbox: {
left: 'center',
itemSize: 25,
top: 55,
feature: {
dataZoom: {
yAxisIndex: 'none'
},
restore: {}
}
},
xAxis: {
type: 'time',
// boundaryGap: [0, 0],
axisPointer: {
value: '2016-10-7',
snap: true,
lineStyle: {
color: '#004E52',
opacity: 0.5,
width: 2
},
label: {
show: true,
formatter: function(params) {
return echarts.format.formatTime('yyyy-MM-dd', params.value);
},
backgroundColor: '#004E52'
},
handle: {
show: true,
color: '#004E52'
}
},
splitLine: {
show: false
}
},
yAxis: {
type: 'value',
axisTick: {
inside: true
},
splitLine: {
show: false
},
axisLabel: {
inside: true,
formatter: '{value}\n'
},
z: 10
},
grid: {
top: 110,
left: 15,
right: 15,
height: 160
},
dataZoom: [{
type: 'inside',
throttle: 50
}],
series: [{
name: '模拟数据',
type: 'line',
smooth: true,
symbol: 'circle',
symbolSize: 5,
sampling: 'average',
itemStyle: {
normal: {
color: '#8ec6ad'
}
},
stack: 'a',
areaStyle: {
normal: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: '#8ec6ad'
}, {
offset: 1,
color: '#ffe'
}])
}
},
data: data
},
{
name: '模拟数据',
type: 'line',
smooth: true,
stack: 'a',
symbol: 'circle',
symbolSize: 5,
sampling: 'average',
itemStyle: {
normal: {
color: '#d68262'
}
},
areaStyle: {
normal: {
color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
offset: 0,
color: '#d68262'
}, {
offset: 1,
color: '#ffe'
}])
}
},
data: data2
}

]
};

myChart.setOption(option);
</script>
</body>

</html>



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