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基于vue、vuex、vue-router、echarts的数据可视化展示平台
这个班主任有点帅
你好,我看到你的vue组件的data里只定义了一个chart,但是我只定义一个想显示多个的时候会被覆盖掉,只显示最后一个,我想问一下你是不是还有做别的措施?
遇到的一个问题
你的源码我下下来,本地运行能跑起来。但是我自己在参考你的代码写的时候,使用 npm run dev
后报了一个如下错误:
workerage.vue
是我新建的一个"同事年龄区间统计"的一个组件,在这个组件中使用import data from 'static/data/data.json';
来导入json
数据,应该是这个地方的问题,但是不知道要怎么解决这个问题?还请有时间帮我看一下,谢谢
我的data.json文件代码如下:
{
"workerAge" :{
"age":["20以下","20~25","25~30","30~35","35~40","45~50","50~55"],
"num":[2,4,25,18,10,6,2]
}
}
我的workerage.vue
代码如下:
<template>
<div>
<div id="workerAge"></div>
</div>
</template>
<script>
import echarts from 'echarts';
import data from 'static/data/data.json';
export default{
data(){
return{
chart:null
};
},
methods:{
drawBar(id){
this.chart=echarts.init(document.getElementById('workerAge'));
this.chart.setOption({
title:'职员年龄情况',
legend:['人数'],
tooltip: {
trigger: 'axis'
},
toolbox: {
feature: {
magicType:{show: true, type: ['line', 'bar']},
saveAsImage: {show: true},
dataView: {show: true, readOnly: false}
},
top: 10,
right: 15
},
calculable: true,
grid: {
left: '3%',
right: '6%',
bottom: '3%',
containLabel: true
},
xAxis:[
{
type:'category',
data:data.workerAge.age
}
],
yAxis:[
{
type:'value',
name:'人数',
max:50
}
],
series:[
{
name:'年龄区间',
type:'bar',
markPoint:{
data:[
{type:'max',name:'最大值'},
{type:'min',name:"最小值"}
]
},
markLine:{
data:[
{type:'average',name:'平均值'}
]
},
itemStyle: {
normal: {
barBorderRadius: 20,
color: '#726dd1',
shadowColor: 'rgba(0, 0, 0, 0.4)',
shadowBlur: 20
}
},
data:data.workerAge.num
}
]
})
}
},
mounted() {//todo33
this.$nextTick(function() {
this.drawBar('workerAge');
var that = this;
var resizeTimer = null;
window.onresize = function() {
if (resizeTimer) clearTimeout(resizeTimer);
resizeTimer = setTimeout(function() {
that.drawBar('workerAge');
}, 100);
}
});
}
}
</script>
<style scoped>
#workerAge {
position: relative;
left: 50%;
width: 90%;
height: 600px;
margin-left: -45%;
box-shadow: 0 0 10px #726dd1;
border-radius: 10px;
}
</style>
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