A very simple echarts(v3.0) wrapper for React.hustcc/echarts-for-react use React state to render dynamic chart code below: use state of react to render dynamic chart <ReactEcharts ref='echartsInstance' option={this.state.option} />
current.getEchartsInstance() }, []) <EchartsReact ref={ref} /> 主逻辑源码剖析 核心逻辑均在EChartsReactCore组件上(位于文件src/core.tsx),特点如下: 采用PureComponent方式编写组件以便适配所有React版本; 仅对ECharts 命令式API进行声明式API的封装,并没有将每种EChart图表类型封装为组件; 添加特性,监测...
由于ReactECharts的style默认内置height: 300,源码如下: // src/core.tsxrender():JSX.Element{const{ style, className =''} =this.propsconstnewStyle = {height:300, ...style }return({ this.ele = e }} style={newStyle} className={`echarts-for-react ${className}`} />) } 因此通过className的...
echarts-for-react ref Echarts for React: A Comprehensive Guide to Powerful Data Visualization Introduction: Echarts is a powerful open-source JavaScript charting library that allows developers to create stunning visualizations for their web applications.When combined with React, a popular JavaScript ...
<EchartsReactref={ref} /> 主逻辑源码剖析 核心逻辑均在EChartsReactCore组件上(位于文件src/core.tsx),特点如下: 采用PureComponent方式编写组件以便适配所有React版本; 仅对ECharts 命令式API进行声明式API的封装,并没有将每种EChart图表类型封装为组件; ...
// render the echarts component below with rel<ReactEChartsref={(e)=>{this.echartRef=e;}}option={this.getOption()}/>// then get the `ReactECharts` use this.echarts_reactconstechartInstance=this.echartRef.getEchartsInstance();// then you can use any API of echarts.constbase64=echar...
registerMap('map', provinceJSON); setOption({ // 更新图表配置以显示对应省份的地图 }); } }; return ( <div> <EChartsReact ref={chartRef} option={option} style={{ width: '100%', height: '400px' }} onEvents={{ 'click': handleChartClick }} /> </div> );...
echarts-for-react ref -回复 Echarts for React: A Comprehensive Guide to Powerful Data Visualization Introduction: Echarts is a powerful open-source JavaScript charting library that allows developers to create stunning visualizations for their webapplications. When combined with React, a popular ...
调用instance()即可获取React组件实例,也就是ref属性 如何测试组件上的props 测试用例 代码语言:javascript 代码运行次数:0 复制 Cloud Studio代码运行 test('component props',()=>{// jest.fn()建立 mock function// 进行单元测试时,应该将关注点放在「测试目标」上,onChartReady 作为被依赖的function,// 内部...
1import EChartsReact from 'echarts-for-react';2import * as echarts from 'echarts';3import china from "@/assets/MapJson/全国.json"; //默认引入全国地图4import { useRef, } from 'react';5echarts.registerMap('map', china);//默认注册全国地图6exportdefault() =>{7let curRef = useRef(...