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176
src/component/form-designer/src/components/Charts/Echarts.vue
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,176 @@ | ||
| <!-- | ||
| * @file: 原生Echarts封装 | ||
| * @author: BoBo | ||
| * @copyright: NanJing Anshare Tech .Com | ||
| * @Date: 2021-01-29 09:22:24 | ||
| --> | ||
| <template> | ||
| <el-card shadow="hover" class="card" :body-style="{ height: height, width: '100%', padding: 0 }"> | ||
| <div slot="header"> | ||
| <span>{{ title }}</span> | ||
| </div> | ||
|
|
||
| <div class="native-echarts-wrap" @mouseover.stop="clearLoop" :class="className" :style="{ height: '100%', width: '100%', padding: '20px' }" @mouseout.stop="startLoop" ref="native-echarts-wrap"> | ||
| <div ref="native-echarts" class="native-echarts"></div> | ||
| </div> | ||
| </el-card> | ||
| </template> | ||
|
|
||
| <script> | ||
| import { debounce } from '@/utils/utils'; | ||
|
|
||
| export default { | ||
| name: 'Echarts', | ||
| props: { | ||
| // 配置项 | ||
| option: { | ||
| type: Object, | ||
| required: false, | ||
| default() { | ||
| return {}; | ||
| }, | ||
| }, | ||
| className: { | ||
| type: String, | ||
| }, | ||
| height: { | ||
| type: String, | ||
| default: '300px', | ||
| }, | ||
| title: { | ||
| type: String, | ||
| default: '', | ||
| }, | ||
| map: { | ||
| type: Object, | ||
| default: null, | ||
| }, | ||
| loop: { | ||
| type: Boolean, | ||
| default: false, | ||
| }, | ||
| wait: { | ||
| type: Number, | ||
| default: 10000, | ||
| }, | ||
| }, | ||
|
|
||
| data() { | ||
| return { | ||
| chart: null, | ||
| resizeTimer: null, | ||
| loopTimer: [], | ||
| }; | ||
| }, | ||
| computed: { | ||
| eDom() { | ||
| return this.$refs['native-echarts']; | ||
| }, | ||
| }, | ||
| mounted() { | ||
| this.initEcharts(); | ||
| this.resizeHanlder = () => { | ||
| if (this.chart) { | ||
| this.chart.resize(); | ||
| } | ||
| }; | ||
| window.addEventListener('resize', debounce(this.resizeHanlder)); | ||
| }, | ||
| methods: { | ||
| // echarts dom初始化 | ||
| initEcharts() { | ||
| if (this.map) { | ||
| echarts.registerMap(this.map.type, this.map.json); | ||
| } | ||
| // 获得实例对象 | ||
| this.chart = echarts.init(this.eDom); | ||
| // 事件注册 | ||
| this.initEvent(); | ||
| // 运行配置参数 | ||
| this.setOption(); | ||
| if (this.loop) { | ||
| this.initLoopFn(); | ||
| } | ||
| }, | ||
| initLoopFn() { | ||
| const timer = setInterval(() => { | ||
| this.chart.clear(); | ||
| this.setOption(true); | ||
| }, this.wait); | ||
| this.loopTimer.push(timer); | ||
| }, | ||
| clearLoop() { | ||
| this.loopTimer.forEach((timer) => { | ||
| window.clearInterval(timer); | ||
| }); | ||
| this.loopTimer = []; | ||
| }, | ||
| startLoop() { | ||
| const timer = setTimeout(() => { | ||
| this.initLoopFn(); | ||
| }); | ||
| this.loopTimer.push(timer); | ||
| }, | ||
| initEvent() { | ||
| Object.keys(this.$listeners).forEach((eventName) => { | ||
| this.chart.on(eventName, this.$listeners[eventName]); | ||
| }); | ||
| }, | ||
| setOption(notMerge = this.notMerge) { | ||
| if (this.chart) { | ||
| this.chart.setOption(this.option, true); | ||
| // 此处绑定饼图点击事件,把图例内容抛出,用于数据钻取 | ||
| this.chart.on('click', (obj) => { | ||
| this.$emit('click', obj); | ||
| }); | ||
| this.chart.resize(); | ||
| } | ||
| }, | ||
| }, | ||
| watch: { | ||
| option: { | ||
| deep: true, | ||
| handler() { | ||
| this.setOption(true); | ||
| }, | ||
| }, | ||
| loop(val) { | ||
| if (val) { | ||
| this.initLoopFn(); | ||
| } else { | ||
| this.clearLoop(); | ||
| } | ||
| }, | ||
| }, | ||
| beforeDestroy() { | ||
| if (!this.chart) { | ||
| return; | ||
| } | ||
| window.removeEventListener('resize', this.resizeHanlder); | ||
| this.chart.dispose(); | ||
| this.chart = null; | ||
| if (this.loop) { | ||
| this.clearLoop(); | ||
| } | ||
| }, | ||
| }; | ||
| </script> | ||
|
|
||
| <style lang="scss" scoped> | ||
| .card { | ||
| ::v-deep { | ||
| .el-card__header { | ||
| padding: 5px 20px; | ||
| } | ||
| } | ||
| .native-echarts-wrap { | ||
| width: 100%; | ||
| height: 100%; | ||
| position: relative; | ||
| .native-echarts { | ||
| width: 100%; | ||
| height: 100%; | ||
| } | ||
| } | ||
| } | ||
| </style> |
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