_updateViewConfig:function(props){if(props.children){//有子组件this.viewConfig={uiViewClassName:'RCTView',validAttributes:ReactNativeViewAttributes.RCTView,};}else{this.viewConfig={//无子组件uiViewClassName:'RCTImageView',validAttributes:ImageViewAttributes,};}},componentWillMount:function(){this._upd...
本文是基于 react-native 0.37.0 版本进行分析的。 RCTImageView 1、初始化 - (instancetype)initWithBridge:(RCTBridge *)bridge NS_DESIGNATED_INITIALIZER; 2、通过 setProps(这个 props 就是我们在 JS 里为 <Image> 标签设定的属性值,其中就包括 URI) 调到了setResizeMode: - (void)setResizeMode:(RCTResizeM...
复制 importReact,{Component}from'react';import{AppRegistry,StyleSheet,Text,View,Image}from'react-native';classImageDemoextendsComponent{render(){return(<View style={styles.container}><View style={styles.title_view}><Text style={styles.title_text}>空间动态</Text></View><View style={styles.three_...
example code importMarker,{Position,TextBackgroundType}from"react-native-image-marker"···Marker.markText({backgroundImage:{src:require('./images/test.jpg'),scale:1,rotate:30,},waterMarkTexts:[{text:'hello world \n 你好',position:{position:Position.topLeft,},style:{color:'#FFFF00',font...
基础篇章:React Native之 Image 的讲解 今天一起来学习一些Image这个组件,它其实就是相当于我们android控件中的ImageView。 我们先看例子,看看加载本地图片和远程服务器图片的方式,其实差不多。 1. importReact, { Component } from'react'; import{ AppRegistry, View, Image } from'react-native';...
React Native,是一个混合移动应用开发框架,是目前流行的跨平台移动应用开发框架之一。React Native 采用不同的方法进行混合移动应用开发。它不会生成原生UI组件,而是基于 React,React Native 是一个用于构建基于 Web 的交互界面的 JavaScript 库,因此会有更丰富的 UI 体验效果,同时也能够很好地调用底层框架的UI使用。
package.json tsconfig.json yarn.lock images ios .gitignore .npmignore CODE_OF_CONDUCT.md CONTRIBUTING.md ISSUE_TEMPLATE.md LICENSE README.md RNImageCropPicker.podspec index.d.ts index.js package.json svg.svgBreadcrumbs react-native-image-crop-picker / example/ Directory actions More optionsLate...
Initialization of a react-native project $ create-react-native-app AwesomeProject Then, editAwesomeProject/App.js, like this: import{Modal}from'react-native';importImageViewerfrom'react-native-image-zoom-viewer';constimages=[{// Simplest usage.url:'https://avatars2.githubusercontent.com/u/7970947...
13*npm install react-native-image-marker --save 14*react-native link 15 16### iOS Pod Install 17 18You can use`pod`instead of`link`. Add following lines in your`Podfile`: 19 20```shell 21pod 'RNImageMarker', :path => '../node_modules/react-native-image-marker' ...
import React, { Component } from 'react'; import { AppRegistry, StyleSheet, Text, View, Modal } from 'react-native'; import ImageViewer from 'react-native-image-zoom-viewer'; const images = [{ url: 'https://avatars2.githubusercontent.com/u/7970947?v=3&s=460' ...