shab-qshab/maps.html at master · thehellnet/shab-qshab · GitHub

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<!DOCTYPE html>

<html>
<head>
    <title>Simple Map</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    <meta charset="utf-8">
    <style>
        html, body, #map-canvas {
            height: 100%;
            margin: 0;
            padding: 0
        }
    </style>
    <script src="https://maps.googleapis.com/maps/api/js?language=en&amp;region=IT&amp;key=AIzaSyDgUNMSglhkTLRC4jsxmOURa_3lNisIoPg"></script>
    <script>
        function Client(id, name) {
            this.id = id;
            this.name = name;
            this.marker = undefined;
        }

        var DEFAULT_POSITION = new google.maps.LatLng(39.44510959999999, 9.540954499999998);
        var map = undefined;
        var clients = {};

        var infoWindow = new google.maps.InfoWindow({
            content: ""
        });

        var markerHab = undefined;
        var markerLocal = undefined;

        var forceBounds = false;

        var mapOptions = {
            zoom: 13,
            maxZoom: 19,
            center: DEFAULT_POSITION,
            panControl: true,
            zoomControl: true,
            scaleControl: true,
            rotateControl: true,
            mapTypeControl: true,
            streetViewControl: false,
            overviewMapControl: true,
            mapTypeId: google.maps.MapTypeId.SATELLITE
        };

        function setAutoBounds(status) {
            forceBounds = status;

            if (status) {
                updateBounds();
            }
        }

        function updateBounds() {
            if (!forceBounds) {
                console.log("Auto Bounds disabled");
                return;
            }

            var bounds = new google.maps.LatLngBounds();
            var useDefault = true;

            if (markerHab != undefined) {
                console.log("HAB Marker");
                bounds.extend(markerHab.getPosition());
                useDefault = false;
            }

            if (markerLocal != undefined) {
                console.log("Local marker");
                bounds.extend(markerLocal.getPosition());
                useDefault = false;
            }

            for (var key in clients) {
                if (clients.hasOwnProperty(key)) {
                    var client = clients[key];
                    console.log(client);
                    if (client == undefined || client.marker == undefined) {
                        continue;
                    }

                    bounds.extend(client.marker.position);
                    useDefault = false;
                    console.log("Remote client " + client.id);
                }
            }

            if (useDefault) {
                console.log("Using default");
                bounds.extend(DEFAULT_POSITION);
            }

            map.fitBounds(bounds);
        }

        function updateHab(lat, lon) {
            var position = new google.maps.LatLng(lat, lon);

            if (markerHab == undefined) {
                markerHab = new google.maps.Marker({
                    position: position,
                    map: map,
                    icon: "https://maps.google.com/mapfiles/kml/paddle/red-circle.png",
                    title: "HAB"
                });
                google.maps.event.addListener(markerHab, "click", function () {
                    infoWindow.setContent(markerHab.title);
                    infoWindow.open(map, markerHab);
                });
            }

            markerHab.setPosition(position);

            updateBounds();
        }

        function updateLocal(lat, lon) {
            var position = new google.maps.LatLng(lat, lon);

            if (markerLocal == undefined) {
                markerLocal = new google.maps.Marker({
                    position: position,
                    map: map,
                    icon: "https://maps.google.com/mapfiles/kml/paddle/grn-stars.png",
                    title: "LOCAL"
                });
                google.maps.event.addListener(markerLocal, "click", function () {
                    infoWindow.setContent(markerLocal.title);
                    infoWindow.open(map, markerLocal);
                });
            } else {
                markerLocal.setPosition(position);
            }
            updateBounds();
        }

        function removeHab() {
            markerHab.setMap(null);
            markerHab = undefined;
            updateBounds();
        }

        function removeLocal() {
            markerLocal.setMap(null);
            markerLocal = undefined;
            updateBounds();
        }

        function addRemoteClient(id, name) {
            console.log("addRemoteClient");
            clients[id] = new Client(id, name);
        }

        function updateRemoteClient(id, latitude, longitude) {
            console.log("updateRemoteClient");

            if (clients[id] == undefined) {
                return;
            }

            var position = new google.maps.LatLng(latitude, longitude);

            if (clients[id].marker == undefined) {
                clients[id].marker = new google.maps.Marker({
                    position: position,
                    map: map,
                    icon: "https://maps.google.com/mapfiles/kml/paddle/ylw-stars.png",
                    title: clients[id].name
                });
                google.maps.event.addListener(clients[id].marker, "click", function () {
                    infoWindow.setContent(clients[id].marker.title);
                    infoWindow.open(map, clients[id].marker);
                });

            } else {
                clients[id].marker.setPosition(position);
            }

            updateBounds();
        }

        function removeRemoteClient(id) {
            console.log("removeRemoteClient");

            clients[id].marker.setMap(null);
            clients[id].marker = undefined;
            clients[id] = undefined;
        }

        function removeAllRemoteClients() {
            for (var key in clients) {
                if (clients.hasOwnProperty(key)) {
                    if (clients[key] == undefined || clients[key].marker == undefined) {
                        continue;
                    }

                    clients[key].marker.setMap(null);
                    clients[key].marker = undefined;
                    clients[key] = undefined;
                }
            }
        }

        function initialize() {
            map = new google.maps.Map(document.getElementById("map-canvas"), mapOptions);

            infoWindow = new google.maps.InfoWindow();
        }

        google.maps.event.addDomListener(window, "load", initialize);
    </script>
</head>

<body>
<div id="map-canvas"></div>
</body>

</html>