react-native封装插件swiper的使用方法

react-native init swiper

import PropTypes from 'prop-types';
import React, { Component } from 'react';
import { StyleSheet, TouchableWithoutFeedback, View } from 'react-native';
import RNSwiper from 'react-native-swiper';

const styles = StyleSheet.create({
 activeDotWrapperStyle: {
  //圆点样式
 },
 activeDotStyle: {
  //圆点样式
 },
 dotStyle: {
  //圆点样式
 }
});

const activeDot = (
 <View style={styles.activeDotWrapperStyle}>
  <View style={styles.activeDotStyle} />
 </View>
);
const dot = <View style={styles.dotStyle} />;

export class Carousel extends Component {
 // Define component prop list
 static propTypes = {
  data: PropTypes.array,
  height: PropTypes.number,
  onPressItem: PropTypes.func,
  renderItem: PropTypes.func.isRequired,
  autoplay: PropTypes.bool,
  autoplayTimeout: PropTypes.number
 };

 // Define props default value
 static defaultProps = {
  data: [],
  height: 150,
  autoplay: true,
  autoplayTimeout: 2.5,
  onPressItem: () => {},
  renderItem: () => {}
 };

 // Define inner state
 state = {
  showSwiper: false
 };

 constructor(props) {
  super(props);
  this.handleItemPress = this.handleItemPress.bind(this);
 }

 componentDidMount() {
  setTimeout(() => {
   this.setState({ showSwiper: true });
  });
 }

 handleItemPress(item) {
  this.props.onPressItem(item);
 }

 _renderSwiperItem(item, index) {
  return (
   <TouchableWithoutFeedback key={index} onPress={() => this.handleItemPress(item)}>
    <View style={[{ flex: 1 }]}>{this.props.renderItem(item)}</View>
   </TouchableWithoutFeedback>
  );
 }

 render() {
  return this.props.data.length === 0 || !this.state.showSwiper ? null : (
   <RNSwiper
    height={this.props.height} //图片高度
    activeDot={activeDot} 
    dot={dot}
    style={{ backgroundColor: '#fff' }}
    autoplay={this.props.autoplay} //是否自动轮播
    autoplayTimeout={this.props.autoplayTimeout} //轮播秒数
   >
    {this.props.data.map((item, idx) => this._renderSwiperItem(item, idx))} //如果数据是个对象里面的数组加一个循环
   </RNSwiper>
  );
 }
}

import { Carousel } from './carousel/Carousel';

export { Carousel };

import PropTypes from 'prop-types';
import React, { Component } from 'react';

export class TryCarousel extends Component {
 // Define component prop list
 static propTypes = {};

 // Define props default value
 static defaultProps = {};

 // Define inner state
 state = {};

 constructor(props) {
  super(props);
 }

 // LifeCycle Hooks

 // Prototype Functions

 // Ensure the latest function is render
 render() {}
}

import { HigoCarousel } from '../../components';
<Carousel
      data={} //接受的数据
      onPressItem={} //点击事件
      height={} //图片高度
      autoplay={} //是否自动播放
      autoplayTimeout={} //过渡时间
      renderItem={item => {
       return <Image source={{ uri: item.imageSource }} style={{ flex: 1 }} />;
      }} //图片
/>