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events.js
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events.js
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import React, { Component } from 'react'
import { FlatList, StyleSheet, Text, View } from 'react-native'
import { MapView } from 'react-native-amap3d'
import { requestLocationPermission } from '../utils'
const styles = StyleSheet.create({
body: {
flex: 1,
},
logs: {
elevation: 8,
flex: 1,
backgroundColor: '#fff',
},
logText: {
paddingLeft: 15,
paddingRight: 15,
paddingTop: 10,
paddingBottom: 10,
},
})
export default class EventsExample extends Component {
static navigationOptions = {
title: '地图事件',
}
state = {
logs: [],
}
componentDidMount() {
requestLocationPermission()
}
_log(event, data) {
this.setState({
logs: [
{
key: Date.now().toString(),
time: new Date().toLocaleString(),
event,
data: JSON.stringify(data, null, 2),
},
...this.state.logs,
],
})
}
_logPressEvent = ({ nativeEvent }) => this._log('onPress', nativeEvent)
_logLongPressEvent = ({ nativeEvent }) => this._log('onLongPress', nativeEvent)
_logLocationEvent = ({ nativeEvent }) => this._log('onLocation', nativeEvent)
_logStatusChangeCompleteEvent = ({ nativeEvent }) => this._log('onStatusChangeComplete', nativeEvent)
_renderItem = ({ item }) =>
<Text style={styles.logText}>{item.time} {item.event}: {item.data}</Text>
render() {
return (
<View style={styles.body}>
<MapView
locationEnabled
locationInterval={10000}
distanceFilter={10}
onPress={this._logPressEvent}
onLongPress={this._logLongPressEvent}
onLocation={this._logLocationEvent}
onStatusChangeComplete={this._logStatusChangeCompleteEvent}
style={styles.body}
/>
<FlatList
style={styles.logs}
data={this.state.logs}
renderItem={this._renderItem}
/>
</View>
)
}
}