echarts组件封装

<template>
    <div :id="id" :ref="id" class="my-echart"></div>
</template>

<script>
import echarts from 'echarts'
import elementResizeDetectorMaker from 'element-resize-detector'
export default {
    name: 'MyEchart',
    props: {
        id: String
    },
    data() {
        return {
            echart: null,
            observer: null
        }
    },
    created() {},
    beforeDestroy() {
        if (this.observer) {
            this.observer.removeListener(this.echart, this.resizeChart)
        }
    },
    methods: {
        initEchart(data) {
            const vm = this
            this.$nextTick(() => {
                vm.echart = echarts.init(vm.$refs[vm.id])
                if (!vm.echart) return
                vm.observer = elementResizeDetectorMaker()
                vm.observer.listenTo(vm.$refs[vm.id], vm.resizeChart)
                vm.setOptionData(data)
                vm.echart.on('click', this.handleClick)
            })
        },
        setOptionData(data) {
            this.echart && this.echart.setOption(data)
        },
        handleClick() {
            this.$emit('on-click', ...arguments)
        },
        resizeChart() {
            this.echart && this.echart.resize()
        },
        // 注册点击事件
        rgClickEvent(cb) {
            this.$nextTick(() => {
                this.echart && this.echart.on('click', cb)
            })
        }
    }
}
</script>

<style lang="less" scoped>
.my-echart {
    height: 100%;
    width: 100%;
}
</style>