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<template>
<div :class="className" :style="{ height: height, width: width }" />
</template>
<script>
import * as echarts from 'echarts';;
// require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";
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: {
type: Object,
required: true,
},
},
data() {
return {
chart: null,
config: {
xAxis: [
{
data: [],
boundaryGap: false,
axisTick: {
show: false,
},
},
],
grid: {
left: 60,
right: 60,
bottom: 20,
top: 30,
containLabel: true,
},
tooltip: {
trigger: "axis",
axisPointer: {
type: "cross",
},
padding: [5, 10],
},
yAxis: [
{
boundaryGap: false,
axisTick: {
show: false,
},
},
],
legend: {
data: [],
},
series: [
{
// smooth: true,
type: "line",
data: [],
animationDuration: 2800,
animationEasing: "cubicInOut",
},
],
},
};
},
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;
let option = {};
option = this.config;
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>