native-cmos-image-picker

描述

native-cmos-image-picker是基于react-native-image-picker基础上 再次封装,以使用与自己的项目;

安装

npm install native-cmos-image-picker@latest --save

自动配置

React Native >= 0.29 $react-native link

React Native < 0.29 $rnpm link

备注: 手动需要以下配置.

手动的配置

iOS

1. In the XCode's "Project navigator", right click on your project's Libraries folder ➜ Add Files to <...>
2. Go to node_modules ➜ react-native-image-picker ➜ ios ➜ select RNImagePicker.xcodeproj
3. Add RNImagePicker.a to Build Phases -> Link Binary With Libraries
4. For iOS 10+, Add the NSPhotoLibraryUsageDescription and NSCameraUsageDescription keys to your Info.plist with strings describing why your app needs these permissions
5. Compile and have fun

Android

// file: android/settings.gradle
...
 
include ':react-native-image-picker'
project(':react-native-image-picker').projectDir = new File(settingsDir, '../node_modules/react-native-image-picker/android')

// file: android/app/build.gradle
...
 
dependencies {
    ...
    compile project(':react-native-image-picker')
}

<!-- file: android/app/src/main/AndroidManifest.xml -->
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.myApp">
 
    <uses-permission android:name="android.permission.INTERNET" />
 
    <!-- add following permissions -->
    <uses-permission android:name="android.permission.CAMERA" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
    <uses-feature android:name="android.hardware.camera" android:required="false"/>
    <uses-feature android:name="android.hardware.camera.autofocus" android:required="false"/>
    <!-- -->
    ...

// file: android/app/src/main/java/com/<...>/MainApplication.java 
...
 
import com.imagepicker.ImagePickerPackage; // <-- add this import 
 
public class MainApplication extends Application implements ReactApplication {
    @Override
    protected List<ReactPackage> getPackages() {
        return Arrays.<ReactPackage>asList(
            new MainReactPackage(),
            new ImagePickerPackage() // <-- add this line 
        );
    }
...
}
 

Options

option	iOS	Android	说明
title	OK	OK	指定null 或 empty则没有标题 ,选择弹出框的标题
cancelButtonTitle	OK	OK	指定 null或empty 则没有取消按钮 (Android only)
takePhotoButtonTitle	OK	OK	指定 null 或 empty 则没有打开相机的按钮
chooseFromLibraryButtonTitle	OK	OK	指定 null or 空,则没有打开相册按钮
customButtons	OK	OK	An array containing objects with the name and title of buttons
cameraType	OK	-	'front' or 'back'
mediaType	OK	OK	'photo', 'video'或 'mixed' 在iOS设备上, 'photo'或'video' 在 Android设备上
maxWidth	OK	OK	仅相片,最大宽度
maxHeight	OK	OK	仅相片,最大高度
quality	OK	OK	0 到 1, 仅相片,图片压缩质量
videoQuality	OK	OK	'low', 'medium', or 'high'在IOS终端, 'low' or 'high' 在Android终端
durationLimit	OK	OK	视频最大记录时间, 单位/s
rotation	-	OK	紧图片, 0 to 360 旋转
allowsEditing	OK	-	bool - 是否启动编辑图片
noData	OK	OK	为true时,则禁用 base64 data
storageOptions	OK	OK	If this key is provided, the image will get saved in the Documents directory on iOS, and the Pictures directory on Android (rather than a temporary directory)
storageOptions.skipBackup	OK	-	If true, the photo will NOT be backed up to iCloud
storageOptions.path	OK	-	If set, will save image at /Documents/[path] rather than the root
storageOptions.cameraRoll	OK	-	If true, the cropped photo will be saved to the iOS Camera Roll.
storageOptions.waitUntilSaved	OK	-	If true, will delay the response callback until after the photo/video was saved to the Camera Roll. If the photo or video was just taken, then the file name and timestamp fields are only provided in the response object when this is true.

回参对象

参数	iOS	Android	描述
didCancel	OK	OK	取消选择时,返回didCancel
error	OK	OK	出现异常时,返回异常信息
data	OK	OK	图片 ,将返回base64字符串
uri	OK	OK	返回本地路径 (photo or video)
origURL	OK	-	原始的URL资源在照片库
isVertical	OK	OK	如果图像是垂直的,则为true
width	OK	OK	图片宽度
height	OK	OK	图片高度
fileSize	OK	OK	图片字节大小 (photos only)
type	-	OK	图片类型 (photos only)
fileName	OK (photos and videos)	OK (photos)	文件名
path	-	OK	文件路径
latitude	OK	OK	Latitude metadata, if available
longitude	OK	OK	Longitude metadata, if available
timestamp	OK	OK	Timestamp metadata, if available, in ISO8601 UTC format
originalRotation	-	OK	旋转度 (photos only) See #109

使用示例

import React, { Component } from 'react';
import {
  AppRegistry,
  StyleSheet,
  Text,
  View
} from 'react-native';
import ImgPicker from 'native-cmos-image-picker';
export default class example extends Component {
  constructor(props){
    super(props)
    this.callback = this.callback.bind(this);
  }
  callback(res){
    if (res.didCancel) {
        console.log('取消选择');
      }else if (res.error) {
        console.log('图片选择失败', res.error);
      }else{
        //选择图片成功执行
        console.log(res)
      }
  }
  render() {
    return (
      <View style={styles.container}>
        <ImgPicker  options={{title:'选择'}} imagePickerCall={this.callback}>
          <Text>上传图片 测试</Text>
        </ImgPicker>
      </View>
    );
  }
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  },
  welcome: {
    fontSize: 20,
    textAlign: 'center',
    margin: 10,
  },
  instructions: {
    textAlign: 'center',
    color: '#333333',
    marginBottom: 5,
  },
});

AppRegistry.registerComponent('example', () => example);
    

直接启动相机或图片库

// Launch Camera:
ImagePicker.launchCamera(options, (response)  => {
  // Same code as in above section!
});
 
// Open Image Library:
ImagePicker.launchImageLibrary(options, (response)  => {
  // Same code as in above section!
});

备注

在IOS上不要以绝对路径返回

更新

版本号	时间	说明
v0.0.2	2017-3-29	解决react-native-image-picker native版本冲突问题