IndexBanner.js
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/**
* Created by mac on 2017/11/28.
*/
import React, {Component} from "react";
import {Image, StyleSheet, Text, TouchableOpacity, View,TouchableWithoutFeedback} from "react-native";
import {height, width} from "../../utils/getSize";
import Carousel from "react-native-looped-carousel";
const defaultBanner = require('../../img/banner.png')
export default class IndexBanner extends Component {
constructor() {
super();
}
// 渲染顶部跑马灯
render() {
if (this.props.data.length === 0) {
return (
<View />
);
}
return (
<View>
<Carousel
style={styles.carousel}
activeDotColor="white"
autoplay
bullets
delay={5000}
bulletsContainerStyle={styles.bulletsContainer}
bulletStyle={styles.bullet}
chosenBulletStyle={styles.chosenBullet}
>
{
this.props.data.map((v, i) =>
<TouchableOpacity key={v.id} activeOpacity={1} >
<Image
style={styles.carousel} resizeMode="stretch"
defaultSource={defaultBanner}
source={v.pictureUrl}
/>
</TouchableOpacity>,
)
}
</Carousel>
</View>
);
}
}
// 跳转至某页面，类型+ID
export function toPage(navigation, type) {
if (type === 'CREDIT_PLATFORM') {
navigation.navigate('CreditPlatform', {name: 'CreditPlatform'});
} else if (type === 'CREDIT_AUTH') {
navigation.navigate('CreditAuth', {name: 'CreditAuth'});
} else if (type === 'CREDIT_INFO') {
navigation.navigate('CreditInfo', {name: 'CreditInfo'});
}
}
const styles = StyleSheet.create({
carousel: {
width,
height: width * 0.4,
},
bulletsContainer: {
position: 'absolute',
top: 18,
},
bullet: {
height: 6,
width: 6,
margin: 3,
borderRadius: 3,
borderWidth: 0,
backgroundColor: '#999',
},
chosenBullet: {
height: 6,
width: 6,
margin: 3,
borderRadius: 3,
borderWidth: 0,
backgroundColor: 'white',
},
titleContainer: {
position: 'absolute',
bottom: 0,
left: 0,
right: 0,
height: 30,
paddingTop: 6,
paddingRight: 10,
paddingLeft: 10,
backgroundColor: 'rgba(0,0,0,0.3)',
},
title: {
color: '#ffffff',
fontSize: 12,
},
});