LineChartMultid.vue
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<template>
<div :style="{ padding: '0 0 32px 32px' }">
<h4 :style="{ marginBottom: '20px' }">{{ title }}</h4>
<v-chart :force-fit="true" :height="height" :data="data" :scale="scale" :padding="['auto', 'auto', '40', '50']">
<v-tooltip />
<v-axis />
<v-legend />
<v-line position="type*y" color="x" />
<v-point position="type*y" color="x" :size="4" :v-style="style" :shape="'circle'" />
</v-chart>
</div>
</template>
<script>
import { DataSet } from '@antv/data-set'
const sourceDataConst = [
{ type: 'Jan', jeecg: 7.0, jeebt: 3.9 },
{ type: 'Feb', jeecg: 6.9, jeebt: 4.2 },
{ type: 'Mar', jeecg: 9.5, jeebt: 5.7 },
{ type: 'Apr', jeecg: 14.5, jeebt: 8.5 },
{ type: 'May', jeecg: 18.4, jeebt: 11.9 },
{ type: 'Jun', jeecg: 21.5, jeebt: 15.2 },
{ type: 'Jul', jeecg: 25.2, jeebt: 17.0 },
{ type: 'Aug', jeecg: 26.5, jeebt: 16.6 },
{ type: 'Sep', jeecg: 23.3, jeebt: 14.2 },
{ type: 'Oct', jeecg: 18.3, jeebt: 10.3 },
{ type: 'Nov', jeecg: 13.9, jeebt: 6.6 },
{ type: 'Dec', jeecg: 9.6, jeebt: 4.8 }
];
export default {
name: 'LineChartMultid',
props: {
title: {
type: String,
default: ''
},
dataSource:{
type:Array,
default:()=>[]
},
fields:{
type:Array,
default: () => ['jeecg', 'jeebt']
},
height:{
type:Number,
default:254
}
},
data() {
return {
data:"",
scale: [{
dataKey: 'x',
min: 0,
max: 1
}],
style: { stroke: '#fff', lineWidth: 1 },
};
},
watch: {
'dataSource': function () {
this.drawChart();
}
},
mounted(){
this.drawChart()
},
methods:{
drawChart(){
let temp = sourceDataConst;
if (this.dataSource && this.dataSource.length > 0) {
temp = this.dataSource.map(item => {
// 为了防止直接修改源数据导致报错
let obj = Object.assign({}, item)
obj.type = obj.x
return obj
})
}
const dv = new DataSet.View().source(temp);
dv.transform({
type: 'fold',
fields: this.fields,
key: 'x',
value: 'y',
});
this.data=dv.rows;
}
}
}
</script>
<style scoped>
</style>