echarts的安装和操作

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小哥 3年前 (2022-11-10) 阅读数 48 #大杂烩

1.配置echarts环境

1.1安装echarts

npm install echarts --save

1.2 在main.js全局引入

import Vue from vue
import * as echarts from "echarts";//引入echarts
Vue.prototype.$echarts = echarts//挂载到vue实例以便于全局使用。

不正确的导入方法将导致错误报告。,显示’init’ of undefined

1.2.1echarts5.0及以上

import *as echarts from echarts//引入echarts
//或者
let echarts = require(echarts)//引入echarts

1.2.2echarts5.0版本以下

import echarts from echarts//引入echarts
//或者
import *as echarts from echarts//引入echarts
//或者
let echarts = require(echarts)//引入echarts

2.echarts的使用

2.1 echarts5.0及以上

import * as echarts from "echarts";

2.2 echarts5.0以下版本

import echarts from "echarts";

2.3使用

mounted() { this.LeadershipScreen6(); }, // 方法集合 methods: { //进度条 LeadershipScreen6() { let LeadershipScreen6 = echarts.init( document.getElementById("LeadershipScreen6") ); let ratioNumber = [80]; LeadershipScreen6.setOption({ grid: { left: "5%", right: "5%", bottom: "5%", top: "10%", containLabel: true, }, backgroundColor: "transparent", // xAxis: { // show: false, // type: value, // max: 100, // }, xAxis: [ { type: "value", axisLabel: { margin: 5, color: "#fff", formatter: function (val) { return val + ""; }, textStyle: { fontSize: "0", }, }, min: 0, max: 100, // 计算最大值 // interval: max / 5, // 平均分为5份 splitNumber: 15, splitLine: { show: false, lineStyle: { color: "#fff", }, }, axisLine: { show: false, lineStyle: { color: "#fff", width: 1, opacity: 0.3, }, }, axisTick: { show: false, }, }, { type: "value", axisLabel: { show: false, }, min: 0, max: 100, // 计算最大值 interval: 100 / 10, // 平均分为5份 splitNumber: 10, splitLine: { show: false, lineStyle: { type: "dashed", color: "#D8D8D8", }, }, axisLine: { show: false, lineStyle: { color: "#fff", }, }, axisTick: { show: false, }, }, ], yAxis: [ { type: "category", inverse: true, axisLabel: { show: false, textStyle: { fontSize: "12", color: "#03fcfe", }, }, splitLine: { show: false, }, axisTick: { show: false, }, axisLine: { show: false, }, data: ["比率"], }, { type: "category", inverse: true, axisTick: "none", axisLine: "none", show: false, data: ratioNumber, //80 }, ], series: [ { type: "bar", showBackground: false, xAxisIndex: 0, backgroundStyle: { color: "transparent", borderRadius: 30, z: 1212, }, label: { show: true, position: "right", formatter: "{@score}%", textStyle: { color: "rgb(25, 142, 248)", fontSize: "16", }, }, itemStyle: { normal: { barBorderRadius: 20, color: "rgb(25, 142, 248)", }, }, barWidth: 20, data: ratioNumber, //80 z: 12212, }, { type: "bar", showBackground: false, xAxisIndex: 1, barGap: "-100%", backgroundStyle: { color: "transparent", borderRadius: 30, z: 1212, }, label: { show: false, position: "right", formatter: "{@score}%", textStyle: { color: "#fff", fontSize: "12", }, }, itemStyle: { normal: { barBorderRadius: 20, color: "rgba(215, 236, 255,.4)", }, }, barWidth: 20, data: [100], z: 12210, }, ], }); window.addEventListener("resize", function () { LeadershipScreen6.resize(); }); }, },
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