|
| 1 | +<template> |
| 2 | + <div class="charts-container"> |
| 3 | + <div ref="chartsRef" :style="style" v-resize="changeChartSize"></div> |
| 4 | + </div> |
| 5 | +</template> |
| 6 | +<script lang="ts" setup> |
| 7 | +import { onMounted, nextTick, watch, onBeforeUnmount, ref } from 'vue' |
| 8 | +import * as echarts from 'echarts' |
| 9 | +const tmp = ref() |
| 10 | +const props = defineProps<{ option: string }>() |
| 11 | +const chartsRef = ref() |
| 12 | +
|
| 13 | +const style = ref({ |
| 14 | + height: '220px', |
| 15 | + width: '100%' |
| 16 | +}) |
| 17 | +
|
| 18 | +function initChart() { |
| 19 | + if (chartsRef.value) { |
| 20 | + let myChart = echarts?.getInstanceByDom(chartsRef.value) |
| 21 | + if (myChart === null || myChart === undefined) { |
| 22 | + myChart = echarts.init(chartsRef.value) |
| 23 | + } |
| 24 | + const option = JSON.parse(props.option) |
| 25 | + if (option.actionType === 'EVAL') { |
| 26 | + myChart.setOption(evalParseOption(option), true) |
| 27 | + } else { |
| 28 | + myChart.setOption(jsonParseOption(option), true) |
| 29 | + } |
| 30 | + } |
| 31 | +} |
| 32 | +function jsonParseOption(option: any) { |
| 33 | + if (option.style) { |
| 34 | + style.value = option.style |
| 35 | + } |
| 36 | +
|
| 37 | + if (option.option) { |
| 38 | + // 渲染数据 |
| 39 | + return option.option |
| 40 | + } |
| 41 | + return option |
| 42 | +} |
| 43 | +function evalParseOption(option_json: any) { |
| 44 | + if (option_json.style) { |
| 45 | + style.value = option_json.style |
| 46 | + } |
| 47 | + let option = {} |
| 48 | + echarts |
| 49 | + tmp.value = echarts |
| 50 | + eval(option_json.option) |
| 51 | + return option |
| 52 | +} |
| 53 | +
|
| 54 | +function changeChartSize() { |
| 55 | + echarts?.getInstanceByDom(chartsRef.value)?.resize() |
| 56 | +} |
| 57 | +
|
| 58 | +watch( |
| 59 | + () => props.option, |
| 60 | + (val) => { |
| 61 | + if (val) { |
| 62 | + nextTick(() => { |
| 63 | + initChart() |
| 64 | + }) |
| 65 | + } |
| 66 | + } |
| 67 | +) |
| 68 | +
|
| 69 | +onMounted(() => { |
| 70 | + nextTick(() => { |
| 71 | + initChart() |
| 72 | + }) |
| 73 | +}) |
| 74 | +
|
| 75 | +onBeforeUnmount(() => { |
| 76 | + echarts.getInstanceByDom(chartsRef.value)?.dispose() |
| 77 | +}) |
| 78 | +</script> |
| 79 | +<style lang="scss" scoped> |
| 80 | +.charts-container { |
| 81 | + overflow-x: auto; |
| 82 | +} |
| 83 | +.charts-container::-webkit-scrollbar-track-piece { |
| 84 | + background-color: rgba(0, 0, 0, 0); |
| 85 | + border-left: 1px solid rgba(0, 0, 0, 0); |
| 86 | +} |
| 87 | +
|
| 88 | +.charts-container::-webkit-scrollbar { |
| 89 | + width: 5px; |
| 90 | + height: 5px; |
| 91 | + -webkit-border-radius: 5px; |
| 92 | + -moz-border-radius: 5px; |
| 93 | + border-radius: 5px; |
| 94 | +} |
| 95 | +
|
| 96 | +.charts-container::-webkit-scrollbar-thumb { |
| 97 | + background-color: rgba(0, 0, 0, 0.5); |
| 98 | +
|
| 99 | + background-clip: padding-box; |
| 100 | +
|
| 101 | + -webkit-border-radius: 5px; |
| 102 | +
|
| 103 | + -moz-border-radius: 5px; |
| 104 | +
|
| 105 | + border-radius: 5px; |
| 106 | +
|
| 107 | + min-height: 28px; |
| 108 | +} |
| 109 | +
|
| 110 | +.charts-container::-webkit-scrollbar-thumb:hover { |
| 111 | + background-color: rgba(0, 0, 0, 0.5); |
| 112 | +
|
| 113 | + -webkit-border-radius: 5px; |
| 114 | +
|
| 115 | + -moz-border-radius: 5px; |
| 116 | +
|
| 117 | + border-radius: 5px; |
| 118 | +} |
| 119 | +</style> |
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