react-native-smart-camera-roll-picker

react-native-smart-camera-roll-picker

A smart react native component providing images selection from camera roll

Installation

npm install react-native-smart-camera-roll-picker --save

Usage

import React, {
    Component,
} from 'react'
import {
    View,
    Text,
    StyleSheet,
    Platform,
    CameraRoll,
    Dimensions,
} from 'react-native'

import CameraRollPicker from 'react-native-smart-camera-roll-picker'

export default class CameraRollPickerDemo extends Component {

    // 构造
    constructor(props) {
        super(props);

    }

    //Using ListView
    render() {
        return (
            <View style={{marginTop: Platform.OS == 'ios' ? 64 : 56, flex: 1,}}>
                <CameraRollPicker
                    style={{flex: 1,}}
                    onSelect={this._getSelectedImages}/>
            </View>

        )

    }

    _getSelectedImages = (selectedImages, currentImage) => {
        console.log(`selectedImages = `, selectedImages)
    }

}

Props

• fetchSize: How many images will be fetched each page. (Default: 90)
• onSelect : Callback function when images was selected. (is required!). Return a selected image array and current selected image.
• onEndReachedThreshold : "How early to start loading more rows , in pixels." (Default: 0)
• initialListSize : Specifies how many rows we want to render on our first render pass. (Default: 30)
• pageSize : After the initial render where 'initialListSize' is used, ListView looks at the pageSize to determine how many rows to render per frame. (Default: 30)
• groupTypes : The group where the photos will be fetched, one of 'Album', 'All', 'Event', 'Faces', 'Library', 'PhotoStream' and 'SavedPhotos'. (Default: SavedPhotos)
• assetType : The asset type, one of 'Photos', 'Videos' or 'All'. (Default: Photos)
• selected : Already be selected images array. (Default: [])
• maximum : Maximum number of selected images. (Default: 8)
• columnCount : Number of images per row. (Default: 3)
• rowWidth : Width of camer roll picker container. (Default: device width)
• selectedMarker : Custom selected image marker component. (Default: circle-check.png).