HelpingHelenaApp/www/js/map.js

/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

var userPositionIsReal = false;
var userposition = {
    coords: {
        latitude: 46.595,
        longitude: -112.019,
        accuracy: 10000
    }
};

var leafletmap = L.map('map', {
    minZoom: 12,
    maxZoom: 20
});

leafletmap.attributionControl.setPrefix("");
var leafletgllayer = L.mapboxGL({
    attribution: "© OpenMapTiles © OpenStreetMap contributors",
    accessToken: 'none',
    style: SETTINGS["map_style_json"],
    pitch: 0
});

leafletgllayer.addTo(leafletmap);


function recenterMapPosition() {
    var zoom = 13;
    if (userposition.coords.accuracy < 1000) {
        zoom = 15;
    }
    leafletmap.setView([userposition.coords.latitude, userposition.coords.longitude], zoom);
}

function recenterMapToUserPosition() {
    if (userPositionIsReal == false) {
        getLocation(function (position) {
            userposition = position;
            userPositionIsReal = true;
            recenterMapPosition();
        });
    } else {
        recenterMapPosition();
    }
}

// Attempt to get user location
watchLocation(function (position) {
    userposition = position;
    if (userPositionIsReal == false) {
        recenterMapPosition();
        userPositionIsReal = true;
    }
});

// Set map to default position
recenterMapPosition();
// Load nearby
updateMap();
// Watch for map moving
leafletmap.on("moveend", function () {
    updateMap();
});