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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Location Tracker</title>
<script>
var arrayColumn = (arr, n) => arr.map(x => x[n])
var colorArray = ['#FF6633','#FF33FF', '#FFFF99', '#00B3E6',
'#E6B333', '#3366E6', '#999966', '#99FF99', '#B34D4D',
'#80B300', '#809900', '#E6B3B3', '#6680B3', '#66991A',
'#FF99E6', '#CCFF1A', '#FF1A66', '#E6331A', '#33FFCC',
'#66994D', '#B366CC', '#4D8000', '#B33300', '#CC80CC',
'#66664D', '#991AFF', '#E666FF', '#4DB3FF', '#1AB399',
'#E666B3', '#33991A', '#CC9999', '#B3B31A', '#00E680',
'#4D8066', '#809980', '#E6FF80', '#1AFF33', '#999933',
'#FF3380', '#CCCC00', '#66E64D', '#4D80CC', '#9900B3',
'#E64D66', '#4DB380', '#FF4D4D', '#99E6E6', '#6666FF'];
</script>
<style>
table {
width: 100%;
}
th, td {
padding: 8px;
}
tr:nth-child(even) {background-color: #f2f2f2;}
</style>
<link rel="stylesheet" href="https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcdn.jsdelivr.net%2Fgh%2Fopenlayers%2Fopenlayers.github.io%40master%2Fen%2Fv6.1.1%2Fcss%2Fol.css&amp;data=02%7C01%7Crair19%40uni.coventry.ac.uk%7Cab61f4c4919e4ee5676408d7a64c90da%7C4b18ab9a37654abeac7c0e0d398afd4f%7C0%7C0%7C637160720081495136&amp;sdata=ayQGq6iUJRn4qiEq1qxedI%2FLY7kfKrA1ty4%2FcHp4scg%3D&amp;reserved=0" type="text/css">
<style>
.map {
height: 400px;
width: 100%;
}
</style>
<script src="https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fcdn.jsdelivr.net%2Fgh%2Fopenlayers%2Fopenlayers.github.io%40master%2Fen%2Fv6.1.1%2Fbuild%2Fol.js&amp;data=02%7C01%7Crair19%40uni.coventry.ac.uk%7Cab61f4c4919e4ee5676408d7a64c90da%7C4b18ab9a37654abeac7c0e0d398afd4f%7C0%7C0%7C637160720081495136&amp;sdata=yFIDZuJ6cQum8EzRv64SikPEGhVcrQxZSbvaZPXogY8%3D&amp;reserved=0"></script>
<script>
function initialize_map(longArray,latArray,dateArray,tidArray) {
var map = new ol.Map({
target: 'map',
layers: [
new ol.layer.Tile({
source: new ol.source.OSM()
})
],
view: new ol.View({
center: ol.proj.fromLonLat([-1.5197, 52.4068]),
zoom: 12
})
});
var tidColor = colorDictionary(tidArray);
add_lines(map,tidColor,longArray,latArray,dateArray,tidArray)
}
function add_map_point(map,tidColor,longArray,latArray,dateArray,tidArray) {
for (i=0; i<latArray.length; i++)
{
var add = false;
if (tidArray[i]==tidArray[i+1]){
if (dateArray[i]==dateArray[i+1])
{
if (latArray[i]!==latArray[i+1] && longArray[i]!==longArray[i+1])
{
add = true;
}
}
}
if (tidArray[i]==tidArray[i-1]){
if (dateArray[i] == dateArray[i-1])
{
if (latArray[i]!==latArray[i-1] && longArray[i]!==longArray[i-1])
{
add = true;
}
}
}
if (add == true)
{
var marker1 = new ol.layer.Vector({
title: tidArray[i],
source: new ol.source.Vector({
features: [
new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([longArray[i],latArray[i]]))
})
]
}),
style: new ol.style.Style({
image: new ol.style.Icon(/** @type {olx.style.IconOptions} */({
color: tidColor[tidArray[i]],
crossOrigin: 'anonymous',
//anchor: [0.5, 0.5],
anchorXUnits: "fraction",
anchorYUnits: "fraction",
scale : 0.03,
//src: "https://image.flaticon.com/icons/svg/446/446075.svg",
src: "https://upload.wikimedia.org/wikipedia/commons/a/a0/Circle_-_black_simple.svg",
//src: "https://upload.wikimedia.org/wikipedia/commons/e/ec/RedDot.svg" //get an image for our red dot
//src: 'https://upload.wikimedia.org/wikipedia/commons/thumb/9/93/Map_marker_font_awesome.svg/200px-Map_marker_font_awesome.svg.png',
//src:"https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fimage.flaticon.com%2Ficons%2Fsvg%2F1397%2F1397898.svg&amp;data=02%7C01%7Crair19%40uni.coventry.ac.uk%7Cab61f4c4919e4ee5676408d7a64c90da%7C4b18ab9a37654abeac7c0e0d398afd4f%7C0%7C0%7C637160720081495136&amp;sdata=ILOTpuqrhe94M%2BMNexenwuxycoE73Ygy%2FkroSxzj7JM%3D&amp;reserved=0",
//src: "https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fupload.wikimedia.org%2Fwikipedia%2Fcommons%2Fe%2Fec%2FRedDot.svg&amp;data=02%7C01%7Crair19%40uni.coventry.ac.uk%7Cab61f4c4919e4ee5676408d7a64c90da%7C4b18ab9a37654abeac7c0e0d398afd4f%7C0%7C0%7C637160720081495136&amp;sdata=D0cQ9nzdQBcHctQZxzScWs%2FtlPHq3Byvcgmo%2BkUgEEA%3D&amp;reserved=0",
}))
})
});
map.addLayer(marker1);
} else
{
continue;
}
}
map.on("singleclick", function (evt) {
this.forEachFeatureAtPixel(evt.pixel, function (feature, layer) {
alert("tid: " + layer.get("title"));
evt.preventDefault();
});
});
}
function add_lines(map,tidColor,longArray,latArray,dateArray,tidArray){
var total = 0;
for (i=0; i<latArray.length-1; i++)
{
var loc1 = ol.proj.fromLonLat([longArray[i],latArray[i]]);
var loc2 = ol.proj.fromLonLat([longArray[i+1],latArray[i+1]]);
var lineStyle = [
new ol.style.Style({
stroke: new ol.style.Stroke({
color: tidColor[tidArray[i]],
width: 2
})
})
];
if (tidArray[i]==tidArray[i+1] && dateArray[i]==dateArray[i+1])
{
total += distance(latArray[i], latArray[i+1], longArray[i], longArray[i+1]);
var myLine = new ol.layer.Vector({
tid: tidArray[i],
lat1: latArray[i],
lat2: latArray[i+1],
lon1: longArray[i],
lon2: longArray[i+1],
totalJourney: total,
source: new ol.source.Vector({
features: [new ol.Feature({
geometry: new ol.geom.LineString([loc1, loc2]),
name: 'Line',
})]
})
});
} else {
total = 0;
continue;
}
map.on("singleclick", function (evt) {
this.forEachFeatureAtPixel(evt.pixel, function (feature, layer) {
alert("TID: " + layer.get("tid") + "\nDistance: " + distance(layer.get("lat1"),layer.get("lat2"),layer.get("lon1"),layer.get("lon2")) + " miles" + "\nDistance from start: " + layer.get("totalJourney") + " miles");
evt.preventDefault();
});
});
myLine.setStyle(lineStyle);
map.addLayer(myLine);
}
add_map_point(map,tidColor,longArray,latArray,dateArray,tidArray)
}
function colorDictionary(tidArray)
{
var tidColor = {};
var uniqueTid = [];
for (i=0; i<tidArray.length; i++)
{
if (tidArray[i] !== tidArray[i-1] && tidArray[i]==tidArray[i+1])
{
uniqueTid.push(tidArray[i]);
}
}
for (i=0; i<uniqueTid.length; i++)
{
tidColor[uniqueTid[i]] = colorArray[i];
}
return tidColor;
}
function distance(lat1,lat2,lon1,lon2)
{
var R = 6371; // Radius of the earth in km
var lat1r = (lat1)* Math.PI / 180;
var lat2r = (lat2)* Math.PI / 180;
var dLat = (lat2 - lat1) * Math.PI / 180;
var dLon = (lon2 - lon1) * Math.PI / 180;
var a = Math.sin(dLat/2) * Math.sin(dLat/2) +
Math.cos(lat1r) * Math.cos(lat2r) *
Math.sin(dLon/2) * Math.sin(dLon/2);
var c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1-a));
var d = R * c;
return d/1.609; //Distance in miles
}
</script>
</head>
<body onload="initialize_map(arrayColumn({{locations}}, 0),arrayColumn({{locations}}, 1),arrayColumn({{locations}}, 2),arrayColumn({{locations}}, 4));">
<h2>My Map</h2>
<div id="map" class="map"></div>
<table width="100%" border="0">
<tbody>
<tr style="font-size:40px;">
<td style="font-family:Arial; text-align:center">Location Tracker</td>
</tr>
</tbody>
</table>
<table width="100%" border="0">
<tbody>
<tr style="font-size:16px; font-family:Arial; text-align:center">
<th>TID</th>
<th>Longitude</th>
<th>Latitude</th>
<th>Date</th>
<th>Time</th>
</tr>
{% for item in locations %}
<tr>
<td style="font-size:18px;font-family:Arial; text-align:center"; width="5%">{{ item[4] }}</td>
<td style="font-size:18px;font-family:Arial; text-align:center"; width="25%">{{ item[0] }}</td>
<td style="font-size:18px;font-family:Arial; text-align:center"; width="25%">{{ item[1] }}</td>
<td style="font-size:18px;font-family:Arial; text-align:center"; width="15%">{{ item[2] }}</td>
<td style="font-size:18px;font-family:Arial; text-align:center"; width="20%">{{ item[3] }}</td>
</tr>
{% endfor %}
</tbody>
</table>
</body>
</html>