react-signature-canvas A React wrapper component around signature_pad. Originally, this was just an unopinionated fork of react-signature-pad that did not impose any styling or wrap any other unwanted elements
1、使用react-signature-canvas插件,npm ireact-signature-canvas--save 2、此功能签名后生成的图片是base64格式,如需其他格式,可参考文档修改 3、封装的组件代码 import { SignatureCanvasWrapper } from './style'; import React, { useState, useRef, useImperativeHandle, forwardRef, useEffect, } from'react'...
react-signature-canvas是一个用于在React应用中实现手写签名功能的开源库。它提供了一个可定制的画布组件,用户可以在上面进行手写操作,然后将手写的签名数据以图像或Base64编码的形式进行保存或传输。 该库的主要特点和优势包括: 简单易用:react-signature-canvas提供了简洁的API和易于理解的文档,使开发者能够快速集成手...
react-signature-canvasA React wrapper component around signature_pad.Originally, this was just an unopinionated fork of react-signature-pad that did not impose any styling or wrap any other unwanted elements around your canvas -- it's just a wrapper around a single canvas element! Hence the ...
1. 安装插件:使用 npm 命令`npm i react-signature-canvas -S`或者 yarn 命令`yarn add react-signature-canvas`进行安装。 2. 获取设备的宽度和高度,再设置底层 Canvas 的宽度和高度。 3. 利用`css`的`transform:rotate(90deg)`和`transform-origin: 301px 301px;`将 Canvas 旋转90度,并定位好位置。 你...
React-Signature-Canvas可以应用于电子签名、表单提交以及其他需要用户手写输入的场景。它还具有跨浏览器兼容性和移动设备支持的特点,适用于各种前端开发项目。 2. 安装和使用React-Signature-Canvas 安装React-Signature-Canvas非常简单,只需在项目中使用npm或yarn安装即可。然后在React组件中导入并使用即可。 3. 主要特性...
npm install --save react-native-signature-canvas@1.4.2 Basic Usage importReact,{useRef,useState}from'react';import{StyleSheet,View,Image}from'react-native';importSignatureCanvasfrom'react-native-signature-canvas';constSignatureScreen=()=>{const[signature,setSignature]=useState(null);constref=useRef()...
yarn add react-native-signature-canvas@4.7.2 下面的代码展示了这个库的基本使用场景: [!WARNING] 使用时 import 的库名不变。 import React, { useState } from "react"; import { StyleSheet, Text, View, Image } from "react-native"; import Signature from "react-native-signature-canvas"; export...
react-signature-canvas A React wrapper component around signature_pad. Originally, this was just an unopinionated fork of react-signature-pad that did not impose any styling or wrap any other unwanted elements around your canvas -- it's just a wrapper around a single canvas element! Hence the...