赞
踩
欢迎加入我们的前端组件学习交流群,可添加群主微信,审核通过后入群。
前端组件化开发:使用ECharts快速实现自定义图表
摘要:
随着前端开发技术的发展,组件化开发已成为提高开发效率和降低维护成本的有效手段。本文将介绍如何使用ECharts库进行前端组件化开发,快速实现自定义的图表,包括柱形图、折线图、饼图、树形结构图和关系图谱等。通过结合业务特性的模块拆分策略、模块间的交互方式和构建系统等,可以实现灵活的组件组合和扩展,提高开发效率和降低维护成本。
一、引言
在前端开发中,图表的展示对于数据的可视化具有重要意义。传统的开发方式将图表与整个应用绑定在一起,导致修改或增加新图表变得非常困难。组件化开发可以将图表解耦为独立的组件,单独进行开发和维护,使得开发效率和维护成本得到显著提升。ECharts是一种流行的图表库,提供了丰富的图表类型和交互功能,适用于各种业务场景。
二、技术背景和市场需求
随着Web应用程序的复杂度不断提高,对于前端开发的需求也越来越高。组件化开发是一种有效的手段,可以将复杂的应用拆分为一系列可重复使用的组件,单独进行开发和维护。ECharts是一种广泛使用的图表库,提供了丰富的图表类型和交互功能,适用于各种业务场景。通过使用ECharts进行组件化开发,可以快速实现自定义的图表,满足市场需求。
效果图如下:
三、技术实现
使用ECharts进行组件化开发的设计思路是将图表解耦为独立的组件,使得各个组件可以单独进行开发和维护。在具体实现中,可以根据业务需求对图表进行模块拆分,例如将柱形图拆分为数据获取、图表配置和界面设计等模块。
使用ECharts进行组件化开发的关键技术包括:
(1)模块拆分:根据业务需求对图表进行模块拆分,包括数据获取、图表配置和界面设计等模块。
(2)组件封装:将各个模块封装为独立的组件,单独进行开发和维护。
(3)交互设计:根据业务需求设计图表之间的交互方式,例如点击柱形图的某个数据点时弹出详细信息等。
(4)构建系统:使用构建系统将各个组件组合在一起,生成最终的图表。
以下是一个使用ECharts实现柱形图的示例代码:
复制代码- <template>
- <view class="content">
-
- <!-- 可视化 -->
- <view style="background-color: white; border-radius: 4px; margin-top: -4px;">
-
- <!-- 柱形图 堆叠 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px;"> 柱形图 堆叠
- </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zscq" style="width: calc(100vw - 40px); height: 280px;"></div>
-
- </div>
-
- <!-- 折线图 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px;"> 折线图
- </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_cxcg" style="width: calc(100vw - 40px); margin: -18px 0px; height: 280px;">
- </div>
-
- </div>
-
- <!-- 柱状图 + 折线图-->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 柱状图 + 折线图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zlhjl" style="width: calc(100vw - 40px); height: 290px;"></div>
-
- </div>
-
- <!-- 有效知识产权结构 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 饼图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zscqjg" style="width: calc(100vw - 40px); height: 306px;"></div>
-
- </div>
-
- <!-- 专利iPC结构 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 树形结构图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zlipc_content"
- style="margin-left: -10px; width: calc(100vw - 40px); height: auto; margin-bottom: 30px;">
- </div>
-
- </div>
-
- <!-- 柱状图 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 柱状图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zljz" style="width: calc(100vw - 40px); height: 280px;"></div>
-
- </div>
-
- <!-- 专利法律状态分布 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 饼图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zlfl" style="width: calc(100vw - 40px); height: 280px;"></div>
-
- </div>
-
- <!-- 专利寿命分布 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 柱状图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zlsm" style="width: calc(100vw - 40px); height: 280px;"></div>
-
- </div>
-
- <!-- 树形结构图 -->
- <h4 style="margin-left: 12px; font-size: 16px; height: 30px; line-height: 30px; margin-top: 0px;">
- 树形结构图 </h4>
- <div class="mui-content-padded">
-
- <div id="dsj_zllhsq" style="width: calc(100vw - 40px); height: auto; margin-bottom: 30px;">
- </div>
-
- </div>
-
- </view>
- </view>
- </template>
复制代码- <script>
- import myIndex from '../index/index.js'
-
- export default {
- data() {
- return {
- title: 'Hello'
- }
- },
- mounted() {
-
- this.refreshEchartData();
-
- },
- methods: {
-
- refreshEchartData() {
-
- // 返回数据需在json转换格式工具 转成Json格式
- let result = {
- "data": {
- "unionCompanyNum": 4,
- "goldList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "fmsqYx": "1",
- "cfmwyxzscqsl": "1",
- "years": "1",
- "yxzscqsl": "1",
- "dnzlhjl": "1"
- }],
- "patentLifeList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "percentage": "1",
- "quantity": "1",
- "scope": "1-3",
- "totalNum": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "percentage": "1",
- "quantity": "1",
- "scope": "3-5",
- "totalNum": "2"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "percentage": "1",
- "quantity": "3",
- "scope": "5-10",
- "totalNum": "3"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "percentage": "1",
- "quantity": "3",
- "scope": "10-",
- "totalNum": "4"
- }],
- "patentValueList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "fmgbZs": "1",
- "fmsqYx": "1",
- "syxxYx": "1",
- "wgsjYx": "1",
- "scope": "0-5",
- "totalNum": "1",
- "percentageHighRights": "1",
- "percentageHigh": "1",
- "dspw": "1",
- "jslypw": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "fmgbZs": "1",
- "fmsqYx": "1",
- "syxxYx": "1",
- "wgsjYx": "1",
- "scope": "5-10",
- "totalNum": "1",
- "percentageHighRights": "1",
- "percentageHigh": "1",
- "dspw": "1",
- "jslypw": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "fmgbZs": "1",
- "fmsqYx": "2",
- "syxxYx": "3",
- "wgsjYx": "4",
- "scope": "90-100",
- "totalNum": "10"
- }],
- "legalList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "underTrial": "1",
- "invalid": "1",
- "efficient": "1",
- "totalNum": "1",
- "percentage": "1"
- }],
- "propertyRightList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "fmgbZs": "1",
- "fmgbZsP": "1",
- "fmsqYx": "1",
- "fmsqYxP": "1",
- "syxxYx": "1",
- "syxxYxP": "1",
- "wgsjYx": "1",
- "wgsjYxP": "1",
- "rzYx": "1",
- "rzYxP": "1",
- "maxPercentage": "1",
- "maxPercentageRights": "1",
- "dspw": "1",
- "jslypw": "1"
- }],
- "unionPatentNum": 13,
- "ipcList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "ipcDept": "1",
- "ipcClass": "1",
- "ipcNum": "1",
- "ipcZbClass": "1",
- "ipcZb": "1",
- "dspw": "1",
- "jslypw": "1"
- }],
- "yearList": [{
- "isNewRecord": true,
- "comId": "1",
- "fmgbZs": "1",
- "fmsqYx": "1",
- "syxxYx": "1",
- "wgsjYx": "1",
- "rzYx": "1",
- "years": "2022",
- "dnkjcxcgkbjshl": "1",
- "socialCode": "123456"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "years": "2023",
- "dnkjcxcgkbjshl": "2",
- "socialCode": "123456"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "years": "2026",
- "dnkjcxcgkbjshl": "6",
- "socialCode": "123456"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "years": "2027",
- "dnkjcxcgkbjshl": "7",
- "socialCode": "123456"
- }],
- "unionList": [{
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "unionName": "测试5",
- "unionNum": "5",
- "unionCompany": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "unionName": "测试4",
- "unionNum": "4",
- "unionCompany": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "unionName": "测试3",
- "unionNum": "3",
- "unionCompany": "1"
- }, {
- "isNewRecord": true,
- "comId": "1",
- "socialCode": "123456",
- "unionName": "测试1",
- "unionNum": "1",
- "unionCompany": "1"
- }]
- },
- "statusCode": 200,
- "header": {
- "date": "Tue, 30 May 2023 07:08:28 GMT",
- "powered-by": "JeeSite V5.0.1 0",
- "transfer-encoding": "chunked",
- "content-type": "application/json"
- },
- "errMsg": "request:ok"
- };
-
- let resultData = result.data;
-
- if (resultData.yearList != undefined && resultData.yearList.length > 0) {
- console.log('执行图表1');
- // 填充图表1 2
- myIndex.fillChartOneTwo(resultData.yearList);
-
- }
- if (resultData.goldList != undefined && resultData.goldList.length > 0) {
-
- // 填充图表3
- myIndex.fillChartThree(resultData.goldList);
-
- }
- if (resultData.propertyRightList != undefined && resultData.propertyRightList.length > 0) {
-
- // 填充图表4
- myIndex.fillChartFour(resultData.propertyRightList);
-
- }
- if (resultData.ipcList != undefined && resultData.ipcList.length > 0) {
-
- // 填充图表5
- myIndex.fillChartFive(resultData.ipcList);
-
- }
- if (resultData.patentValueList != undefined && resultData.patentValueList.length > 0) {
-
- // 填充图表6
- myIndex.fillChartSix(resultData.patentValueList);
-
- }
- if (resultData.legalList != undefined && resultData.legalList.length > 0) {
-
- // 填充图表7 法律
- myIndex.fillChartSeven(resultData.legalList);
-
- }
- if (resultData.patentLifeList != undefined && resultData.patentLifeList.length > 0) {
-
- // 填充图表8 寿命
- myIndex.fillChartEight(resultData.patentLifeList);
-
- }
- if (resultData.unionList != undefined && resultData.unionList.length > 0) {
-
- // 填充图表9 专利联合
- myIndex.fillChartNine(resultData, "广汽集团");
-
- }
- }
-
- }
- }
- </script>
复制代码- <style>
- .content {
- display: flex;
- flex-direction: column;
- align-items: center;
- justify-content: center;
- }
-
- .mui-content-padded {
- margin: 10px 8px;
- }
-
- .mui-content-padded div {
-
- font-size: 13px;
- }
- </style>
四、性能优化与应用场景
通过组件化开发,可以将图表解耦为独立的组件,单独进行开发和维护。这使得在性能优化和应用场景方面具有以下优势:
五、结论
使用ECharts进行前端组件化开发可以快速实现自定义的图表,提高开发效率和降低维护成本。通过将图表解耦为独立的组件,单独进行开发和维护,可以满足各种业务需求。未来,随着前端开发技术的不断发展,组件化开发将在更多的领域得到应用和发展。
阅读全文下载完整组件代码请关注微信公众号: 前端组件开发
Copyright © 2003-2013 www.wpsshop.cn 版权所有,并保留所有权利。