This commit is contained in:
parent
80950b3426
commit
8d83acad60
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@ -1,7 +1,7 @@
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import 'react-native-gesture-handler';
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import { StatusBar } from 'expo-status-bar';
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import React, { useState, useEffect } from 'react';
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import { Alert,Text } from 'react-native';
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import { Text } from 'react-native';
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import * as Location from 'expo-location';
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import { SafeAreaProvider } from 'react-native-safe-area-context';
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@ -42,6 +42,7 @@ export default function App() {
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expoGeoState = JSON.stringify(location);
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}
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if (!isLoadingComplete) {
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return null;
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} else {
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@ -61,4 +62,5 @@ export default function App() {
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</SafeAreaProvider>
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);
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}
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}
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@ -1,119 +0,0 @@
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/** Class for handling coordinates original by Linus Helgesson */
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export class Coordinate {
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public mLatitude:number = 0.0;
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public mLongitude:number = 0.0;
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mResults:any = [0, 0];
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PI_OVER_180:number = 0.017453292519943295769236907684886;
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EARTH_RADIUS:number = 6371009;
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constructor (longitude:number, latitude:number) {
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this.mLongitude = longitude;
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this.mLatitude = latitude;
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}
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getLongitude() { return this.mLongitude; }
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setLongitude(longitude:number) { this.mLongitude = longitude; }
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getLatitude() { return this.mLatitude; }
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setLatitude(latitude:number) { this.mLatitude = latitude; }
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/**
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* Calculates a bounding box of a certain size arund a coordinate.This function takes a size in meters as
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* a parameter and returns an array of two Coordinate objects. The first Coordinate is the upper left corner
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* while the last coordinate is the bottom right corner.er than the second.
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*/
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getBoundingBox(side: number) {
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var ret:any = [Coordinate, Coordinate];
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var degLatM:number , degLatM:number, degLongM:number, deltaLat:number, deltaLong:number;
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degLatM = 110574.235;
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degLongM = 110572.833 * Math.cos(this.mLatitude * this.PI_OVER_180);
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deltaLat = side / degLatM;
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deltaLong = side / degLongM;
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ret[0] = new Coordinate(this.getLongitude() - deltaLong, this.getLatitude() - deltaLat);
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ret[1] = new Coordinate(this.getLongitude() + deltaLong, this.getLatitude() + deltaLat);
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return ret;
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};
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/**
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* Calculates the distance between two Coordinate objects using the Spherical law of cosines found at:
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*/
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distanceTo(dest:Coordinate) {
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this.computeDistanceAndBearing(this.mLatitude, this.mLongitude, dest.getLatitude(), dest.getLongitude(), this.mResults);
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return this.mResults[0];
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};
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computeDistanceAndBearing(lat1:number, lon1:number, lat2:number, lon2:number, results:any) {
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var MAXITERS = 20;
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lat1 *= Math.PI / 180.0;
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lat2 *= Math.PI / 180.0;
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lon1 *= Math.PI / 180.0;
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lon2 *= Math.PI / 180.0;
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var a = 6378137.0;
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var b = 6356752.3142;
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var f = (a - b) / a;
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var aSqMinusBSqOverBSq = (a * a - b * b) / (b * b);
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var L = lon2 - lon1;
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var A = 0.0;
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var U1 = Math.atan((1.0 - f) * Math.tan(lat1));
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var U2 = Math.atan((1.0 - f) * Math.tan(lat2));
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var cosU1 = Math.cos(U1);
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var cosU2 = Math.cos(U2);
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var sinU1 = Math.sin(U1);
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var sinU2 = Math.sin(U2);
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var cosU1cosU2 = cosU1 * cosU2;
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var sinU1sinU2 = sinU1 * sinU2;
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var sigma = 0.0;
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var deltaSigma = 0.0;
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var cosSqAlpha = 0.0;
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var cos2SM = 0.0;
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var cosSigma = 0.0;
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var sinSigma = 0.0;
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var cosLambda = 0.0;
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var sinLambda = 0.0;
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var lambda = L;
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for (var iter = 0; iter < MAXITERS; iter++) {
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{
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var lambdaOrig = lambda;
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cosLambda = Math.cos(lambda);
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sinLambda = Math.sin(lambda);
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var t1 = cosU2 * sinLambda;
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var t2 = cosU1 * sinU2 - sinU1 * cosU2 * cosLambda;
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var sinSqSigma = t1 * t1 + t2 * t2;
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sinSigma = Math.sqrt(sinSqSigma);
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cosSigma = sinU1sinU2 + cosU1cosU2 * cosLambda;
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sigma = Math.atan2(sinSigma, cosSigma);
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var sinAlpha = (sinSigma === 0) ? 0.0 : cosU1cosU2 * sinLambda / sinSigma;
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cosSqAlpha = 1.0 - sinAlpha * sinAlpha;
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cos2SM = (cosSqAlpha === 0) ? 0.0 : cosSigma - 2.0 * sinU1sinU2 / cosSqAlpha;
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var uSquared = cosSqAlpha * aSqMinusBSqOverBSq;
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A = 1 + (uSquared / 16384.0) * (4096.0 + uSquared * (-768 + uSquared * (320.0 - 175.0 * uSquared)));
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var B = (uSquared / 1024.0) * (256.0 + uSquared * (-128.0 + uSquared * (74.0 - 47.0 * uSquared)));
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var C = (f / 16.0) * cosSqAlpha * (4.0 + f * (4.0 - 3.0 * cosSqAlpha));
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var cos2SMSq = cos2SM * cos2SM;
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deltaSigma = B * sinSigma * (cos2SM + (B / 4.0) * (cosSigma * (-1.0 + 2.0 * cos2SMSq) - (B / 6.0) * cos2SM * (-3.0 + 4.0 * sinSigma * sinSigma) * (-3.0 + 4.0 * cos2SMSq)));
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lambda = L + (1.0 - C) * f * sinAlpha * (sigma + C * sinSigma * (cos2SM + C * cosSigma * (-1.0 + 2.0 * cos2SM * cos2SM)));
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var delta = (lambda - lambdaOrig) / lambda;
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if (Math.abs(delta) < 1.0E-12) {
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break;
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}
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}
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;
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}
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var distance = (b * A * (sigma - deltaSigma));
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results[0] = distance;
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if (results.length > 1) {
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var initialBearing = Math.atan2(cosU2 * sinLambda, cosU1 * sinU2 - sinU1 * cosU2 * cosLambda);
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initialBearing *= 180.0 / Math.PI;
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results[1] = initialBearing;
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if (results.length > 2) {
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var finalBearing = Math.atan2(cosU1 * sinLambda, -sinU1 * cosU2 + cosU1 * sinU2 * cosLambda);
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finalBearing *= 180.0 / Math.PI;
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results[2] = finalBearing;
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}
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}
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};
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}
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@ -1,19 +1,20 @@
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import React, { useState, useEffect } from 'react';
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import React, { useState, useEffect, Component } from 'react';
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import * as Location from 'expo-location';
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import { Coordinate } from "./Coordinate";
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import { Text, View } from './components/Themed';
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import { StyleSheet } from 'react-native';
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import * as geolib from 'geolib';
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import { GeolibInputCoordinates } from 'geolib/es/types';
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var debug:boolean = false;
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export var endPending:boolean = false;
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var debug:number = 9;
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var testCount = 0;
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var bgEnabled:boolean = false;
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var expoGeoState:any = null;
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export var locEnabled:boolean = false;
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const heartbeat:number = 500;
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const displayBeat:number = 3;
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export function getEndPending() { return(endPending); }
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export function setEndPending(value:boolean) { endPending = value; }
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const ticksPerDs = 1;
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const geoLibAccuracy = 0.34;
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const styles = StyleSheet.create({
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tripText: {
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@ -25,36 +26,59 @@ const styles = StyleSheet.create({
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fontWeight: 'bold',
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}});
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interface expoGeoObj {
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coords: [
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altitude:number,
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altitudeAccuracy:number,
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latitude:number,
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accuracy:number,
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longitude:number,
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heading:number,
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speed:number,
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timestamp:number
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]
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}
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function Monitor() {
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class Coordinate {
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const [location, setLocation] = useState(Object);
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const [errorMsg, setErrorMsg] = useState("");
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public mLatitude:number = 0.0;
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public mLongitude:number = 0.0;
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public glCoords:any = {};
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useEffect(() => {
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(async () => {
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let { status } = await Location.requestBackgroundPermissionsAsync();
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if (status !== 'granted') {
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setErrorMsg('Permission to monitor location was denied');
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return;
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} else Trips.setLocEnabled(true);
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constructor (longitude:number, latitude:number) {
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this.mLongitude = longitude;
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this.mLatitude = latitude;
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this,this.get_glcoords();
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}
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let location = await Location.getCurrentPositionAsync({});
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setLocation(location);
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Trips.deltaLoc(location);
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})();
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}, []);
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public get_glcoords() {
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this.glCoords['lat'] = this.mLatitude;
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this.glCoords['lon'] = this.mLongitude;
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}
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expoGeoState = 'Waiting..';
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if (errorMsg) {
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expoGeoState = errorMsg;
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} else if (location) {
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expoGeoState = JSON.stringify(location);
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}
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public distanceTo(otherPoint:Coordinate) : number {
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return geolib.getDistance(this.glCoords,otherPoint.glCoords,geoLibAccuracy);
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}
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}
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}
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async function startTracking(client:any){
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if (debug > 5) console.log('Starting tracking')
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if(!client.location){
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client.location = await Location.watchPositionAsync({
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accuracy: Location.Accuracy.Highest,
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distanceInterval: 3,
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timeInterval: (heartbeat / 2),
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}, (loc) => {
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Trips.deltaLoc(loc)
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});
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}
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}
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async function stopTracking(client:any){
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if (debug > 5) console.log('Remove tracking')
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await client.location.remove();
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}
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class Trip {
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@ -62,45 +86,35 @@ class Trip {
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ticks:number = 0;
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interval:any;
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segments:number = 1;
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distance:number = 0;
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ds:number = 0;
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CO2:number = 0.0;
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loc:Coordinate = new Coordinate(0.0,0.0);
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startPoint:Coordinate = new Coordinate(0.0,0.0)
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location:any = null;
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lastDSFixTick = 0;
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lastFix:Coordinate = new Coordinate(0.0,0.0);
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loc:Coordinate = new Coordinate(0.0,0.0);
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tick() {let hours:number = 0, minutes:number = 0, seconds:number = 0;
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this.ticks++;
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this.ticks += ( 1000 / heartbeat ) ;
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hours = this.ticks < 3600 ? 0 : (this.ticks / 3600);
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minutes = this.ticks < 60 ? 0 : (this.ticks - (hours * 3600)) / 60;
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seconds = this.ticks % 60;
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this.elapsed = hours.toFixed(0) + ":" + minutes.toFixed(0) + ":" + seconds.toFixed(0);
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}
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public start() { this.interval = setInterval(() => this.tick(), heartbeat); }
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public resume() { this.startPoint = new Coordinate(0.0,0.0)
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this.loc = new Coordinate(0.0, 0.0);
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}
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public start() { this.interval = setInterval(() => this.tick(), heartbeat);
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if (!bgEnabled) startTracking(this);
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}
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public resume() { this.lastFix.mLatitude = 0.0;
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this.segments++;
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this.interval = setInterval(() => this.tick(), heartbeat); }
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public stop() { this.ds = this.loc.distanceTo(this.startPoint);
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this.distance += this.ds;
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public stop() { Trips.distance += this.ds;
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this.ds = 0.0;
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clearInterval(this.interval);
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if (!bgEnabled) stopTracking(this);
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}
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}
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interface expoGeoObj {
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coords: [
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altitude:number,
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altitudeAccuracy:number,
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latitude:number,
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accuracy:number,
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longitude:number,
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heading:number,
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speed:number,
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timestamp:number
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]
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}
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export class GT2 {
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@ -120,27 +134,54 @@ export class GT2 {
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public units:string = "km";
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public CO2Effect:string = "carbon burden";
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nTrips:number = 0;
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n:number = 0.0;
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m:number = 0.0;
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public deltaLoc(lastFix:any) {
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lastFix = JSON.stringify(lastFix);
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let expoFix:expoGeoObj = JSON.parse(lastFix);
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this.trip.loc.setLongitude(expoFix.coords['longitude']);
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this.trip.loc.setLatitude(expoFix.coords['latitude']);
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if (testCount < 1) {
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var n:number = -1;
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var nyc:Coordinate = new Coordinate ( 40.7128 , 74.0060 );
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var ord:Coordinate = new Coordinate ( 41.8781 , 87.6298);
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n = nyc.distanceTo(ord);
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console.log('nyc ord ' + n);
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testCount++;
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if (this.trip.startPoint.mLatitude == 0.0) {
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this.trip.startPoint.mLatitude = this.trip.loc.mLatitude;
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this.trip.startPoint.mLongitude = this.trip.loc.mLongitude;
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}
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this.trip.ds = this.trip.loc.distanceTo(this.trip.startPoint);
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this.trip.loc.mLongitude = expoFix.coords['longitude'];
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this.trip.loc.mLatitude = expoFix.coords['latitude'];
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this.trip.loc.get_glcoords();
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if (Trips.startPoint.mLatitude == 0.0) {
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Trips.startPoint.mLatitude = this.trip.loc.mLatitude;
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Trips.startPoint.mLongitude = this.trip.loc.mLongitude;
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this.trip.loc.get_glcoords();
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}
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if (this.trip.lastFix.mLatitude != 0.0) {
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if ((this.trip.ticks - this.trip.lastDSFixTick) >= ticksPerDs) {
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this.trip.lastDSFixTick = this.trip.ticks;
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this.trip.lastFix.mLatitude = this.trip.loc.mLatitude;
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this.trip.lastFix.mLatitude = this.trip.loc.mLatitude;
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this.trip.loc.get_glcoords();
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this.trip.ds += this.trip.lastFix.distanceTo(this.trip.loc);
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if (debug > 8) console.log(this.trip.ds);
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}
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}
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else {
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this.trip.lastFix.mLatitude = this.trip.loc.mLatitude;
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this.trip.lastFix.mLatitude = this.trip.loc.mLatitude;
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this.trip.loc.get_glcoords();
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}
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}
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@ -149,7 +190,6 @@ export class GT2 {
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this.trip.stop();
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this.inProgress = false;
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this.nTrips++;
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setEndPending(true);
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}
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@ -192,24 +232,30 @@ export class GT2 {
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public getTripSummary() : string {
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var preferredUnits:number = ((this.units == 'km') ? (this.distance / 1000)
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: (this.distance / 1609.34));
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return (
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'Elapsed - ' + this.trip.elapsed + '\n' +
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'Origin: ' + 'lat: ' + this.trip.loc.mLatitude.toFixed(8) +
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' long: ' + this.trip.loc.mLongitude.toFixed(8) + '\n' +
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'Destination: ' + 'lat: ' + this.trip.loc.mLatitude.toFixed(8) +
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' long: ' + this.trip.loc.mLongitude.toFixed(8) + '\n' +
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'CO2: ' + this.trip.CO2 + ' grams ' + this.CO2Effect );
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'CO2: ' + this.trip.CO2 + ' grams ' + this.CO2Effect + '\n\n' +
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'Distance covered while consuming fuel: ' + preferredUnits.toFixed(4) + ' ' + this.units );
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}
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public getTripPanel() : string {
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var bigDS:number = this.distance + this.trip.ds;
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if (this.inProgress) {
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return (
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'Elapsed - ' + this.trip.elapsed + '\n' +
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'Geo: ' + 'lat: ' + this.trip.loc.mLatitude.toFixed(8) +
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' long: ' + this.trip.loc.mLongitude.toFixed(8) + '\n' +
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'Vector: ' + 'distance: ' + this.trip.ds + ' velocity: ' + this.v + '\n' +
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'Vector: ' + 'distance: ' + bigDS.toFixed(4) + ' velocity: ' + this.v + 'm/s \n' +
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'Altitude: ' + this.elevation + '\n');
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}
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else return("No trip in progress. " + this.nTrips + " trip(s) completed.");
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@ -243,7 +289,7 @@ export class TripDisplay extends React.Component {
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render() {
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if (!debug)
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if (debug > 10)
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return(
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<View>
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<Text style={styles.tripText}>
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|
|
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@ -6592,6 +6592,11 @@
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"resolved": "https://registry.npmjs.org/gensync/-/gensync-1.0.0-beta.2.tgz",
|
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"integrity": "sha512-3hN7NaskYvMDLQY55gnW3NQ+mesEAepTqlg+VEbj7zzqEMBVNhzcGYYeqFo/TlYz6eQiFcp1HcsCZO+nGgS8zg=="
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},
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"geolib": {
|
||||
"version": "3.3.1",
|
||||
"resolved": "https://registry.npmjs.org/geolib/-/geolib-3.3.1.tgz",
|
||||
"integrity": "sha512-sfahBXFcgELdpumDZV5b3KWiINkZxC5myAkLk067UUcTmTXaiE9SWmxMEHztn/Eus4JX6kesHxaIuZlniYgUtg=="
|
||||
},
|
||||
"get-caller-file": {
|
||||
"version": "2.0.5",
|
||||
"resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
|
||||
|
|
|
|||
|
|
@ -25,7 +25,9 @@
|
|||
"expo-location": "~12.1.2",
|
||||
"expo-splash-screen": "~0.11.2",
|
||||
"expo-status-bar": "~1.0.4",
|
||||
"expo-task-manager": "~9.2.2",
|
||||
"expo-web-browser": "~9.2.0",
|
||||
"geolib": "^3.3.1",
|
||||
"react": "16.13.1",
|
||||
"react-dom": "16.13.1",
|
||||
"react-native": "https://github.com/expo/react-native/archive/sdk-42.0.0.tar.gz",
|
||||
|
|
@ -33,8 +35,7 @@
|
|||
"react-native-reanimated": "~2.2.0",
|
||||
"react-native-safe-area-context": "3.2.0",
|
||||
"react-native-screens": "~3.4.0",
|
||||
"react-native-web": "~0.13.12",
|
||||
"expo-task-manager": "~9.2.2"
|
||||
"react-native-web": "~0.13.12"
|
||||
},
|
||||
"devDependencies": {
|
||||
"@babel/core": "^7.9.0",
|
||||
|
|
|
|||
|
|
@ -32,7 +32,7 @@ const styles = StyleSheet.create({
|
|||
fontWeight: 'bold',
|
||||
},
|
||||
separator: {
|
||||
marginVertical: 30,
|
||||
marginVertical: 10,
|
||||
height: 1,
|
||||
width: '80%',
|
||||
},
|
||||
|
|
|
|||
|
|
@ -10,7 +10,9 @@ import { RootTabScreenProps } from '../types';
|
|||
export default function SettingsScreen( { navigation }: RootTabScreenProps<'Settings'>) {
|
||||
const [number, onChangeNumber] = React.useState("");
|
||||
const [isKM, setMiles] = useState(false);
|
||||
const toggleUnits = () => setMiles(previousState => !previousState);
|
||||
const toggleUnits = () => { setMiles(previousState => !previousState)
|
||||
Trips.units = isKM ? "km" : "mi";
|
||||
};
|
||||
|
||||
return (
|
||||
<View style={styles.container}>
|
||||
|
|
|
|||
|
|
@ -3,11 +3,11 @@ import { useState } from 'react';
|
|||
import { Alert, BackHandler, Button, StyleSheet } from 'react-native';
|
||||
import { Text, View } from '../components/Themed';
|
||||
import { ScreenInfo2 } from '../components/ScreenInfo';
|
||||
import EndScreenInfo from '../components/EndScreenInfo';
|
||||
import { locEnabled, getEndPending, setEndPending, TripDisplay, Trips } from '../GT2';
|
||||
import { locEnabled, TripDisplay, Trips } from '../GT2';
|
||||
import { RootTabScreenProps } from '../types';
|
||||
|
||||
var debug:number = 10;
|
||||
var advised:boolean = false;
|
||||
var debug:number = 10;
|
||||
|
||||
const styles = StyleSheet.create({
|
||||
container: {
|
||||
|
|
@ -34,10 +34,10 @@ const styles = StyleSheet.create({
|
|||
|
||||
function startTrip() {
|
||||
|
||||
if (!locEnabled && debug != 10) {
|
||||
Alert.alert("You must enable both foreground\n and background location tracking.");
|
||||
/* if (!locEnabled) {
|
||||
Alert.alert("Location permission required.");
|
||||
return;
|
||||
}
|
||||
} */
|
||||
|
||||
Trips.start();
|
||||
|
||||
|
|
@ -46,11 +46,9 @@ function startTrip() {
|
|||
function pauseTrip() {
|
||||
|
||||
if (!Trips.paused) {
|
||||
Alert.alert('Trip Paused');
|
||||
Trips.pause();
|
||||
}
|
||||
else {
|
||||
Alert.alert('Trip Resumed');
|
||||
Trips.pause();
|
||||
}
|
||||
|
||||
|
|
@ -72,13 +70,13 @@ export default function TripScreen( { navigation }: RootTabScreenProps<'Trip'>)
|
|||
<Button
|
||||
title={sButtonText}
|
||||
onPress={() => {
|
||||
if (!Trips.inProgress) {setSButtonText("End");
|
||||
startTrip();
|
||||
setPButtonText('Pause');}
|
||||
else {setSButtonText('Start');
|
||||
endTrip();
|
||||
navigation.push('Modal');
|
||||
}}
|
||||
if (!advised) {
|
||||
Alert.alert("2.1.0 and later will use background tracking.");
|
||||
advised = true;
|
||||
}
|
||||
if (!Trips.inProgress) {startTrip();
|
||||
if (Trips.inProgress) { setSButtonText("End"); setPButtonText('Pause');}}
|
||||
else {setSButtonText('Start'); endTrip(); navigation.push('Modal'); }}
|
||||
}
|
||||
/>
|
||||
<Button
|
||||
|
|
@ -93,16 +91,5 @@ export default function TripScreen( { navigation }: RootTabScreenProps<'Trip'>)
|
|||
</View>
|
||||
);
|
||||
|
||||
return (
|
||||
<View style={styles.container}>
|
||||
<Text style={styles.title}>Trip Control</Text>
|
||||
<View style={styles.separator} lightColor="#eee" darkColor="rgba(255,255,255,0.1)" />
|
||||
<EndScreenInfo path="/screens/TripScreen.tsx" />
|
||||
<Button title={'Done'}
|
||||
onPress={() => { setEndPending(false); navigation.jumpTo('Trip'); }}
|
||||
/>
|
||||
</View>
|
||||
);
|
||||
|
||||
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue