1. 理解Vue 3的响应式原理与v-chart组件的数据绑定机制 Vue 3引入了Composition API,使得响应式数据的管理更加灵活。v-chart组件通常通过props接收数据,并基于这些数据渲染图表。当这些数据变化时,Vue的响应式系统会确保组件能够重新渲染。 2. 识别v-chart组件中需要监听变化的数据源 在v-chart组件中,你需要明确哪些...
height:400px; } 3、举例 vue-charts绘制散点图雷达图 <template><v-chart:option="options"/></template>import { onMounted,reactive } from 'vue' import 'echarts/extension/bmap/bmap' import mystyleJson from '../assets/mystyle.js' let options = reactive({}) onMounted(()=>{ options.title ...
import * as echarts from "echarts/core" import { BarChart, LineChart, PieChart, MapChart, PictorialBarChart, RadarChart } from "echarts/charts" import { TitleComponent, TooltipComponent, GridComponent, PolarComponent, AriaComponent, ParallelComponent, LegendComponent, RadarComponent, ToolboxComponent...
直接以echarts官方入门案例进行 vue风格的编写如下: Home.vue 文件 <template>手机端测试啦<VChart:option="options"/></template>constuseChartEffect= () => {constoptions = {title: {text:'ECharts 入门示例'},tooltip: {},legend: {data: ['销量'] },xAxis: {data: ['衬衫','羊毛衫','雪纺衫...
<vue3-org-chartjson="YOUR_DATA_JSON_URL"> <template#node="{item, children, open, toggleChildren}"><!--Node Element / TEMPLATE START-->{{item.name}} {{ open?'-':'+'}}<!--Node Element / TEMPLATE END--></template> </vue3-org-chart> Styling You have full control over...
VChart, }, provide: { [THEME_KEY]:"white",//设置主题 }, setup() { //启动函数 //动态生成数据ans,双向绑定 constmyData=reactive(ans); //随机生成数据 functionrandomData() { letmx=30.0; letmn=1.0; for(vari=0;i<n;i++) {
})//使用生命钩子onMounted(()=>{//基于准备好的dom,初始化echarts实例//var myChart = echarts.init(document.getElementById('main'));//Vue3中: 需要引入varmyChart=echarts.init(chart.value)//init(); // vue3.2没有this//使用刚指定的配置项和数据显示图表。myChart.setOption(option);//单图表...
v-if="!config.showAll" v-model="config.length" :min="1" :max="10" /> <el-button size="mini" @click="drawImage()">点击重绘</el-button> </template> import * as echarts from "echarts"; import { defineComponent, onMounted...
v-if="!config.showAll" v-model="config.length" :min="1" :max="10" /> <el-button size="mini" @click="drawImage()">点击重绘</el-button> </template> import * as echarts from "echarts"; import { defineComponent, onMounted...
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