163 lines
4.2 KiB
TypeScript
163 lines
4.2 KiB
TypeScript
import * as React from 'react';
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import { Coordinate } from "./Coordinate";
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import { Text, View } from './components/Themed';
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import { Alert, StyleSheet } from 'react-native';
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import { useState, useEffect } from 'react';
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const styles = StyleSheet.create({
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tripText: {
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marginHorizontal: -10,
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marginVertical: 60,
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textAlign: 'left',
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width: "80%",
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fontSize: 12,
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fontWeight: 'bold',
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}});
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var lastLoc:any = null;
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const heartbeat:number = 500;
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const displayBeat:number = 3;
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class Chronometer {
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public display:string = "00.00.00";
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clock:number = 0;
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intervalID:any = null;
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tick() {let hours:number = 0, minutes:number = 0, seconds:number = 0;
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this.clock++;
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hours = this.clock < 3600 ? 0 : (this.clock / 3600);
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minutes = this.clock < 60 ? 0 : (this.clock - (hours * 3600)) / 60;
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seconds = this.clock % 60;
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this.display = hours + ":" + minutes + ":" + seconds;
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}
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public start() { this.clock = 0;
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this.intervalID = setInterval(this.tick, heartbeat);
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}
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public resume() { this.intervalID = setInterval(this.tick, heartbeat); }
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public stop() { clearInterval(this.intervalID); }
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}
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export class GT2 {
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loc:Coordinate = new Coordinate(0,0);
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clock:Chronometer = new Chronometer();
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startPoint:Coordinate = new Coordinate(0,0);
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displayInterval:number = displayBeat * heartbeat;
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public distance:number = 0.0;
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co2Rate:number = 0.0;
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currTime:number = 0;
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lastTime:number = 0;
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z:number = 0.0;
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public v:number = 0.0;
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public inProgress:boolean = false;
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public paused:boolean = false;
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public elapsed:number = 0.0;
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segments:number = 0;
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elevation:number = 0.0;
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nTrips:number = 0;
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parseGeoExpo(key:string, value:any) {}
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public deltaLoc(lastFix:any) {
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}
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public reset() {
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this.startPoint = new Coordinate(0,0);
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this.distance = 0.0;
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this.co2Rate = 0.0;
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this.currTime = 0;
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this.lastTime = 0;
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this.loc = new Coordinate(0,0);
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this.v = 0;
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this.inProgress = false;
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this.paused = false;
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this.elapsed = 0.0;
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}
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public end() {
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this.clock.stop();
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this.inProgress = false;
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this.nTrips++;
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}
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public pause() {
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if (!this.paused) {
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this.clock.stop();
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this.paused = true;
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} else {
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this.clock.start();
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this.paused = false;
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}
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}
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public start() {
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this.reset();
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this.clock.start();
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this.inProgress = true;
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}
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public getTripPanel() : string {
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if (this.inProgress)
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return (
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'Elapsed - ' + this.clock.display + '\n' +
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'Geo: ' + 'lat: ' + this.loc.mLatitude + ' long: ' + this.loc.mLatitude + '\n' +
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'Vector: ' + 'distance: ' + this.distance + ' velocity: ' + this.v + '\n' +
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'Altitude: ' + this.elevation + '\n');
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else return("No trip in progress. " + this.nTrips + " trip(s) completed");
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}
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}
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export class TripDisplay extends React.Component {
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constructor(props:any) {
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super(props);
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this.state = { seconds: 0 };
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}
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interval:any;
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tick() {
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this.setState(state => ({
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seconds: 1
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}));
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}
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componentDidMount() {
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this.interval = setInterval(() => this.tick(), Trips.displayInterval);
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}
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componentWillUnmount() {
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clearInterval(this.interval);
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}
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render() {
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return(
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<View>
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<Text style={styles.tripText}>
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{Trips.getTripPanel() }
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</Text>
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</View> );
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}
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}
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export var Trips:GT2 = new GT2();
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