MesaDroneGoogleMap/trackerMap.html at master · DLohmann/MesaDroneGoogleMap · GitHub

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<!DOCTYPE html>
<html>
	<head>
	<meta name="viewport" content="initial-scale=1.0,user-scalable=no" />
	<meta charset="utf-8"/>
	<style type="text/css">
		html {
			height: 100%;
		}
		body {
			height: 58vh;
			margin: 0;
			padding: 0;
		}

		#map-canvas {
			height: 100%;
			opacity:1.00;
			/*
			foreground: linear-gradient(
				rgba(200, 200, 200, 0.5),
				rgba(200, 200, 200, 0.5)
			);
			*/
		}


		#black-canvas {	/*map is overlayed on top of this black canvas, and made transparent*/
			height: 100%;
			background-color: black;
		}

		/*
		.wrapper {
			height: 100%;
			background-color: black;
		}
		*/

		/*.overlay{
			background-color: rgba(200, 200, 200, 0.7);
			top: 0;
			left: 0;
			width: 100%;
			height: 100%;
			position: relative;
			z-index: 1;
		}
		.css_selector {
			background: linear-gradient(
				rgba(20, 20, 20, 0.5),
				rgba(20, 20, 20, 0.5)
			);
		}
		foreground: linear-gradient(
				rgba(20, 20, 20, 0.5),
				rgba(20, 20, 20, 0.5)
			);*/
	</style>
	<script type="text/javascript"
		src="https://maps.googleapis.com/maps/api/js?
		key=AIzaSyALt375cV7B_ZO_HCHtKM6G79sJsyI0zmU
&libraries=drawing,geometry"></script>
	</head>
	<body ondragstart="return false">


		<label>Date: <label id="timeBox"></label>, Flight Time: <label id="flightTimeBox" style="font-weight:bold"></label> Minutes</label><br>
		<label>Location: <label id="flightLocationBox" style="font-weight:bold"></label></label></label><br>
		<label>Speed: <label id="flightSpeedBox" style="font-weight:bold"></label> mph</label><br>
		<label>Direction: <label id="flightDirectionBox" style="font-weight:bold"></label></label></label><br>
		<label>Altitude: <label id="flightAltitudeBox" style="font-weight:bold"></label> ft</label></label>

		<h3>Restart Simulation:</h3>
		<div id="latitudeText" class="generalInputField">Latitude<span class="glyphicon glyphicon-menu-right" aria-hidden="true"></span>
		</div>
		<form id="latitudeForm" class="inputValue" onsubmit="initLocation(); return false">
			<input id="latitudeField" class="inputBorder numberField" type="number" step="any"  name="latitudeInput" value="37.374712"/>
		</form>

		<div id="longitudeText" class="generalInputField">Longitude<span class="glyphicon glyphicon-menu-right" aria-hidden="true"></span>
		</div>
		<form id="longitudeForm" class="inputValue" onsubmit="initLocation(); return false">
			<input id="longitudeField" class="inputBorder numberField" type="number" step="any" name="longitudeInput" value="-120.577858"/>
		</form>
		<br>

		<button type="button" id="startButton" onclick="initLocation(); return false">Start Program</button>
		<br>

		<div id="black-canvas"><div id ="map-canvas"></div></div>
		<input class="w3-button w3-black" type="button" value="Input Button">

		<script type="text/javascript" >

			// Initialize map variables
			var map;
			var currentTime = 0.0;
			//var currentDate = new Date();
			var startTime = new Date();
			var marker;

			// Starting position of map
			var latitude = 37.374712;
			var longitude = -120.577858;

			// starting drone parameters
			var speed = 0.0;
			var altitude = 0.0;

			// Current and previous position of drone
			var droneLatLng = new google.maps.LatLng (latitude, longitude);
			var lastDroneLatLng = droneLatLng;
			var lastPositionUpdateTime = 0.0;
			var direction = "";	// "NW", "NE", "SE", "SW"

			// Fog of war grid
			var grid = [[]];
			var gridLength = 100;
			var gridResolution = 0.00001;

			// File reading
			/*
			var file = IO.getFile("data/20170327_70119.gdat");
			var inStream = IO.newInputStream(file, "text");
			*/
			/*
			var file = new FileReader();

			var lines = file.readAsText("data/20170327_70119.gdat").split("/\r?\n/g");
			console.log(lines);
			*/
			//var inStream = 	//IO.newInputStream(file, "text");

			function initGrid()
			{
				var topEdge = latitude + ((gridLength / 2) * gridResolution);
				var leftEdge = longitude - ((gridLength / 4) * gridResolution) + gridLength * gridResolution;
				for (var i = 0; i < gridLength; i++) {
					grid[i] = [];
					for (var j = 0; j < gridLength; j++) {
						grid [i][j] = new google.maps.Rectangle({
							strokeColor: '#3F3F3F',
							strokeOpacity: 0.8,
							strokeWeight: 1,
							fillColor: '#3F3F3F',
							fillOpacity: 0.80,
							map: map,
							bounds: {
								north: topEdge  - (i * gridResolution),
								south: topEdge  - (i * gridResolution) - gridResolution,	//topEdge + ((j + gridLength / 4) * gridResolution) - gridResolution,
								east:  leftEdge - (j * gridResolution),	//leftEdge + ((i + gridLength / 4) * gridResolution),
								west:  leftEdge - (j * gridResolution) - gridResolution	//leftEdge + ((i + gridLength / 4) * gridResolution) - gridResolution
							}
						});

					}
				}
			}

			function initialize()
			{
				console.log('Initializing Map!');
				// Add map
				var mapOptions =
				{
					// center: new google.maps.LatLng(37.374712, -120.577858),
					center: new google.maps.LatLng(latitude, longitude),
					zoom: 19,
					mapTypeId: google.maps.MapTypeId.SATELLITE,
				};
				map = new google.maps.Map(document.getElementById("map-canvas"), mapOptions);
				map.setTilt(0);

				var drawingManager = new google.maps.drawing.DrawingManager(
				{
					drawingMode: google.maps.drawing.OverlayType.MARKER,
					drawingControl: true,
					drawingControlOptions: {
						position: google.maps.ControlPosition.TOP_CENTER,
						drawingModes: ['marker', 'circle', 'polygon', 'polyline', 'rectangle']
					},
					markerOptions: {icon: 'https://developers.google.com/maps/documentation/javascript/examples/full/images/beachflag.png'},
					circleOptions: {
						fillColor: 'rgba(0, 98, 255, 0.46)',
						fillOpacity: 1,
						strokeWeight: 5,
						clickable: false,
						editable: true,
						zIndex: 1
					}
				});
				drawingManager.setMap(map);

				// Add event listener
				google.maps.event.addListener(map, 'zoom_changed',
					function()
					{
					//alert(map.getZoom());
					}
				);

				// Add marker
				marker = new google.maps.Marker(
				{
					position: new google.maps.LatLng(37.374712, -120.577858),
					map: map,
					title: "Marker A",
				});
				google.maps.event.addListener(marker, 'click', function()
				{
					map.panTo(marker.getPosition());
				});
				marker.setMap(map);
				initGrid();
			}


			google.maps.event.addDomListener(window, 'load', initialize);

			function updateLocation(lat,lon){
				//latitude = lat;
				//longitude = lon;
				//map.setCenter      (latitude, longitude, 0);

				lastDroneLatLng = droneLatLng;
				droneLatLng = new google.maps.LatLng (lat, lon);

				var distance = google.maps.geometry.spherical.computeDistanceBetween(lastDroneLatLng, droneLatLng);	// compute distance between previous and current location in meters
				speed = (2236.94 * distance)/(Date.now() - lastPositionUpdateTime); // time is in milliseconds, so multiply by 1000 to get seconds, so speed is in meters per second. Then multiply by 2.23694 to get miles per hour
				lastPositionUpdateTime = Date.now();

				if (droneLatLng.lat() > lastDroneLatLng.lat()) {
					direction = "N";
				} else {
					direction = "S";
				}
				if (droneLatLng.lng() > lastDroneLatLng.lng()) {
					direction = direction + "E";
				} else {
					direction = direction + "W";
				}

				//marker.setPosition (latitude, longitude, 0);
				marker.setPosition (droneLatLng);

				console.log ("Updated location to (" + latitude + ", " + longitude + ")\n");
			};


			function circlePoint(time)
			{
				var radius = 0.0005;
				var x = Math.cos(time/10000) * radius;
				var y = Math.sin(time/10000) * radius;
				updateLocation (latitude + x, longitude + y);
				altitude = 50*Math.sin(time/10000) + 100;
				//return {lat:window.lat + y, lng:window.lng + x};
			};

			/*
			function readFileData()
			{
				var lineStr = inStream.readLine();

				// When reaching end of file
				if (!inStream.available()) {

					// go back to top of file

					return;	// do nothing
				}
				var params = lineStr.split();

				var fileLat = parseFloat(params[6]);	// drone longitude is 7the column
				var fileLon = parseFloat(params[7]);	// drone latitude  is 8the column
				var fileAlt = parseFloat(params[8]);	// drone altitude  is 9the column

				altitude = fileAlt;
				updateLocation(fileLat, fileLon);
			}
			*/

			function updateGrid() {
				var y = (droneLatLng.lat() - latitude)  / gridResolution;
				var x = (droneLatLng.lng() - longitude) / gridResolution;
				grid[x][y].fillColor = '#3F3F3F';


			}

			function updateMap () {
				currentTime = Date.now() - startTime;	//currentTime + 0.010;
				circlePoint (currentTime);
				//readFileData();
				updateFlightInfoText();

				// Update map grid
				updateGrid();

			}

			function initLocation(){
				latitude = Number (document.forms[0].latitudeInput.value);
				longitude = Number(document.forms[1].longitudeInput.value);
				initialize();
			}

			function updateFlightInfoText() {
				//document.getElementById("latitudeField").value  = 'latitude';
				//document.getElementById("longitudeField").value = 'longitude';
				//var TimeBox = document.getElementById("timeBox");
				//TimeBox.setAttribute('value', "hi");
				document.getElementById("timeBox").innerHTML       = new Date().toGMTString();	//Math.round((Date.now() - startTime)/1000);	//(Date.now() - startTime.get)/1000;
				document.getElementById("flightTimeBox").innerHTML = Math.round((Date.now() - startTime)/60000)
				document.getElementById("flightSpeedBox").innerHTML = speed;
				document.getElementById("flightAltitudeBox").innerHTML = altitude;
				document.getElementById("flightDirectionBox").innerHTML = direction;
				document.getElementById("flightLocationBox").innerHTML = Math.abs(droneLatLng.lat()) + (droneLatLng.lat() > 0? " N" : " S") + ",  " + Math.abs(droneLatLng.lng()) + (droneLatLng.lng() > 0? " E" : " W");
			}

			setInterval ("updateMap ()", 500);

		</script>
	</body>
</html>