Vue Echarts实现带滚动效果的柱形图
本文实例为大家分享了Vue Echarts实现带滚动效果的柱形图的具体代码,供大家参考,具体内容如下
代码
<template> <div class="timeLineview"> <div v-bind:style="{ height: heightData + 'px' }" ref="categoryChart"></div> <div v-bind:style="{ height: noHeight + 'px' }" class="nomore"> {{ noData }} </div> </div> </template> <script> import echarts from "echarts"; export default { components: {}, name: "timeLine", props: { question: {} }, data() { return { datainfo: [], datatitle: [], chart: null, heightData: 300, noHeight: 0, noData: "" }; }, methods: { resize() { this.chart.resize(); }, find() { //获取数据 if (this.question) { for (let index = 0; index < this.question.length; index++) { if (this.question[index].statValue > 0) { //y轴 this.datainfo.push(this.question[index].statValue); //X轴 this.datatitle.push(this.question[index].statLabel); } } } this.chart = echarts.init(this.$refs.categoryChart); const option = { tooltip: { trigger: "axis", axisPointer: { type: "shadow" } }, title: {}, legend: {}, dataZoom: [ { type: "slider", start: 0, end: (100 / this.datainfo.length) * 5 //显示五个 }, { type: "inside", start: 0, end: (100 / this.datainfo.length) * 5//显示五个 } ], xAxis: { data: this.datatitle }, yAxis: { minInterval: 1 }, //显示为整数 最小间距1 series: [ { type: "bar", name: "数量", data: this.datainfo, itemStyle: { color: "#77bef7" } } ] }; this.chart.setOption(option); if (this.datainfo.length > 0) { this.heightData = 300; } else { this.heightData = 0; this.noHeight = 300; this.noData = "暂无数据"; } } }, mounted() { this.find(); }, created() {} }; </script> <style lang="less" scoped> .nomore { display: flex; justify-content: center; align-items: center; font-size: 18px; } </style>
效果图
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