hldy_vue/src/components/chart/Pie.vue

90 lines
2.1 KiB
Vue

<template>
<div ref="chartRef" :style="{ height, width }"></div>
</template>
<script lang="ts">
import { defineComponent, PropType, ref, Ref, watchEffect, reactive, watch } from 'vue';
import { useECharts } from '/@/hooks/web/useECharts';
import { cloneDeep } from 'lodash-es';
export default defineComponent({
name: 'Pie',
props: {
chartData: {
type: Array,
default: () => [],
},
size: {
type: Object,
default: () => {},
},
option: {
type: Object,
default: () => ({}),
},
width: {
type: String as PropType<string>,
default: '100%',
},
height: {
type: String as PropType<string>,
default: 'calc(100vh - 78px)',
},
},
emits: ['click'],
setup(props, { emit }) {
const chartRef = ref<HTMLDivElement | null>(null);
const { setOptions, getInstance, resize } = useECharts(chartRef as Ref<HTMLDivElement>);
const option = reactive({
tooltip: {
formatter: '{b} ({c})',
},
series: [
{
type: 'pie',
radius: '72%',
center: ['50%', '55%'],
data: [],
labelLine: { show: true },
label: {
show: true,
formatter: '{b} \n ({d}%)',
color: '#B1B9D3',
},
},
],
});
watchEffect(() => {
props.chartData && initCharts();
});
/**
* 监听拖拽大小变化
*/
watch(
() => props.size,
() => {
resize();
},
{
immediate: true,
}
);
function initCharts() {
if (props.option) {
Object.assign(option, cloneDeep(props.option));
}
option.series[0].data = props.chartData;
setOptions(option);
resize();
getInstance()?.off('click', onClick);
getInstance()?.on('click', onClick);
}
function onClick(params) {
emit('click', params);
}
return { chartRef };
},
});
</script>