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<template>
<div :class="className" :style="{ height: height, width: width }" />
</template>
<script>
import * as echarts from "echarts"
import resize from "./mixins/resize"
const animationDuration = 2600
export default {
mixins: [resize],
props: {
className: {
type: String,
default: "chart",
},
width: {
type: String,
default: "100%",
},
height: {
type: String,
default: "350px",
},
autoResize: {
type: Boolean,
default: true,
},
chartData: {
required: true,
},
chartConfig: {
type: Object,
default: () => {
return {}
},
},
},
data() {
return {
chart: null,
config: {
tooltip: {
trigger: "axis",
axisPointer: {
// 坐标轴指示器，坐标轴触发有效
type: "shadow", // 默认为直线，可选为：'line' | 'shadow'
},
},
grid: {
top: 10,
left: "2%",
right: "2%",
bottom: "3%",
containLabel: true,
},
xAxis: [
{
type: "category",
data: [],
axisTick: {
alignWithLabel: true,
},
},
],
yAxis: [
{
type: "value",
axisTick: {
show: false,
},
},
],
series: [
{
type: "bar",
stack: "vistors",
barWidth: "30%",
data: [],
itemStyle: {
normal: {
barBorderRadius: 5,
},
},
animationDuration: 2600,
},
],
},
}
},
watch: {
chartData: {
deep: true,
handler(val) {
this.setOptions(val)
},
},
},
mounted() {
this.$nextTick(() => {
this.initChart()
})
},
beforeDestroy() {
if (!this.chart) {
return
}
this.chart.dispose()
this.chart = null
},
methods: {
initChart() {
this.chart = echarts.init(this.$el)
this.setOptions(this.chartData)
},
setOptions(chartData) {
if (!chartData.data) return
const option = Object.assign({}, this.config, this.chartConfig)
const series = chartData.data.map((v) => {
return {
name: v.name,
value: Number(v.value),
}
})
option.xAxis[0].data = series.map((_) => _.name)
option.series[0].data = series.map((_) => _.value)
this.chart.setOption(option)
},
},
}
</script>