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index.ios.js
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import React, { Component } from 'react';
import { AppRegistry, StyleSheet, Text, View, DeviceEventEmitter, Linking, Dimensions, TouchableHighlight } from 'react-native'
import { RNLocation as Location } from 'NativeModules'
import moment from 'moment'
const deviceWidth = Dimensions.get('window').width
const deviceHeight = Dimensions.get('window').height
class example extends Component {
constructor() {
super()
this.state = { location: {
coords: {
course:358.28,
speed:0,
longitude:-122.02322184,
latitude:37.33743371,
accuracy:5,
altitude:0,
altitudeAccuracy:-1
},
timestamp:0
}
}
}
componentWillMount() {
Location.requestAlwaysAuthorization()
Location.startUpdatingLocation()
Location.setDistanceFilter(5.0)
DeviceEventEmitter.addListener('locationUpdated', (location) => {
this.setState({'location':location})
})
}
render() {
const repoUrl = 'https://github.com/timfpark/react-native-location'
return (
<View style={styles.container}>
<View style={{alignItems:'center',marginTop:30}}>
<Text style={[styles.text,{textAlign:'center',fontSize:30,fontWeight:'bold'}]}>
react-native-location
</Text>
<TouchableHighlight onPress={() => { Linking.openURL(repoUrl).catch(err => console.error('An error occurred', err)); }}
underlayColor='#CCC' activeOpacity={0.8}>
<Text style={[styles.text,{textAlign:'center',fontSize:12,color:'#00C',textDecorationLine:'underline'}]}>
{repoUrl}
</Text>
</TouchableHighlight>
</View>
<View style={styles.row}>
<TouchableHighlight onPress={() => { Location.startUpdatingLocation() }} style={[styles.button,{backgroundColor:'#126312'}]}>
<Text style={[styles.text,{fontSize:30,color:'#fff'}]}>Start</Text>
</TouchableHighlight>
<TouchableHighlight onPress={() => { Location.stopUpdatingLocation() }} style={[styles.button,{backgroundColor:'#881717'}]}>
<Text style={[styles.text,{fontSize:30,color:'#fff'}]}>Stop</Text>
</TouchableHighlight>
</View>
<View style={styles.row}>
<View style={[styles.detailBox,{width:deviceWidth/3}]}>
<Text style={styles.text}>
Course
</Text>
<Text style={[styles.detail,{fontSize:25}]}>
{this.state.location.coords.course}
</Text>
</View>
<View style={[styles.detailBox,{width:deviceWidth/3}]}>
<Text style={styles.text}>
Speed
</Text>
<Text style={[styles.detail,{fontSize:25}]}>
{this.state.location.coords.speed}
</Text>
</View>
<View style={[styles.detailBox,{width:deviceWidth/3}]}>
<Text style={styles.text}>
Altitude
</Text>
<Text style={[styles.detail,{fontSize:25}]}>
{this.state.location.coords.altitude}
</Text>
</View>
</View>
<View style={{alignItems:'flex-start'}}>
<View style={styles.row}>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={styles.text}>
Latitude
</Text>
<Text style={[styles.detail,{fontSize:20}]}>
{this.state.location.coords.latitude}
</Text>
</View>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={styles.text}>
Longitude
</Text>
<Text style={[styles.text,{fontSize:20}]}>
{this.state.location.coords.longitude}
</Text>
</View>
</View>
<View style={styles.row}>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={styles.text}>
Accuracy
</Text>
<Text style={[styles.detail,{fontSize:20}]}>
{this.state.location.coords.accuracy}
</Text>
</View>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={styles.text}>
Altitude Accuracy
</Text>
<Text style={[styles.detail,{fontSize:20}]}>
{this.state.location.coords.altitudeAccuracy}
</Text>
</View>
</View>
<View style={styles.row}>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={{fontFamily:'Futura',fontSize:12}}>
Timestamp
</Text>
<Text style={[styles.detail,{fontSize:15}]}>
{this.state.location.timestamp}
</Text>
</View>
<View style={[styles.detailBox,{width:deviceWidth/2}]}>
<Text style={styles.text}>
Date / Time
</Text>
<Text style={[styles.detail,{fontSize:15}]}>
{moment(this.state.location.timestamp).format("MM-DD-YYYY h:mm:ss")}
</Text>
</View>
</View>
<View style={[styles.row,{marginTop:10}]}>
<View style={[styles.detailBox,{width:deviceWidth}]}>
<Text style={styles.json}>
{JSON.stringify(this.state.location)}
</Text>
</View>
</View>
</View>
</View>
);
}
}
const styles = StyleSheet.create({
container: {
justifyContent: 'center',
alignItems: 'center',
backgroundColor: '#CCCCCC',
height:deviceHeight,
},
row: {
flex:1,
width:deviceWidth,
flexDirection:'row',
alignItems:'flex-start',
justifyContent:'space-between',
marginTop:5,
marginBottom:5,
},
detailBox: {
padding:15,
height:75,
justifyContent:'center'
},
button: {
marginLeft:10,
marginRight:10,
marginTop:15,
backgroundColor:'#0C0',
borderRadius:10,
alignItems:'center',
justifyContent:'center',
padding:10,
width:(deviceWidth/2)-40
},
text: {
fontFamily:'Futura',
fontSize:12
},
detail: {
fontFamily:'Futura',
fontSize:12,
fontWeight:'bold'
},
json: {
fontSize: 12,
fontFamily: 'Courier',
textAlign: 'center',
fontWeight:'bold'
}
});
AppRegistry.registerComponent('example', () => example);