d3565b407e
Turns out that OL3's circles aren't geodesic circles so the ranges are all off if you're anywhere but on the equator. So generate our own LineStrings that approximate a circle. Should fix #133
937 lines
36 KiB
JavaScript
937 lines
36 KiB
JavaScript
// -*- mode: javascript; indent-tabs-mode: nil; c-basic-offset: 8 -*-
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"use strict";
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// Define our global variables
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var OLMap = null;
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var StaticFeatures = new ol.Collection();
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var PlaneIconFeatures = new ol.Collection();
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var PlaneTrailFeatures = new ol.Collection();
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var Planes = {};
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var PlanesOrdered = [];
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var SelectedPlane = null;
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var FollowSelected = false;
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var SpecialSquawks = {
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'7500' : { cssClass: 'squawk7500', markerColor: 'rgb(255, 85, 85)', text: 'Aircraft Hijacking' },
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'7600' : { cssClass: 'squawk7600', markerColor: 'rgb(0, 255, 255)', text: 'Radio Failure' },
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'7700' : { cssClass: 'squawk7700', markerColor: 'rgb(255, 255, 0)', text: 'General Emergency' }
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};
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// Get current map settings
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var CenterLat, CenterLon, ZoomLvl, MapType;
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var Dump1090Version = "unknown version";
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var RefreshInterval = 1000;
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var PlaneRowTemplate = null;
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var TrackedAircraft = 0;
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var TrackedAircraftPositions = 0;
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var TrackedHistorySize = 0;
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var SitePosition = null;
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var ReceiverClock = null;
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var LastReceiverTimestamp = 0;
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var StaleReceiverCount = 0;
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var FetchPending = null;
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var MessageCountHistory = [];
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var MessageRate = 0;
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var NBSP='\u00a0';
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function processReceiverUpdate(data) {
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// Loop through all the planes in the data packet
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var now = data.now;
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var acs = data.aircraft;
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// Detect stats reset
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if (MessageCountHistory.length > 0 && MessageCountHistory[MessageCountHistory.length-1].messages > data.messages) {
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MessageCountHistory = [{'time' : MessageCountHistory[MessageCountHistory.length-1].time,
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'messages' : 0}];
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}
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// Note the message count in the history
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MessageCountHistory.push({ 'time' : now, 'messages' : data.messages});
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// .. and clean up any old values
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if ((now - MessageCountHistory[0].time) > 30)
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MessageCountHistory.shift();
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for (var j=0; j < acs.length; j++) {
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var ac = acs[j];
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var hex = ac.hex;
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var plane = null;
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// Do we already have this plane object in Planes?
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// If not make it.
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if (Planes[hex]) {
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plane = Planes[hex];
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} else {
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plane = new PlaneObject(hex);
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plane.tr = PlaneRowTemplate.cloneNode(true);
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if (hex[0] === '~') {
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// Non-ICAO address
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plane.tr.cells[0].textContent = hex.substring(1);
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$(plane.tr).css('font-style', 'italic');
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} else {
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plane.tr.cells[0].textContent = hex;
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}
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// set flag image if available
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if (ShowFlags && plane.icaorange.flag_image !== null) {
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$('img', plane.tr.cells[1]).attr('src', FlagPath + plane.icaorange.flag_image);
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$('img', plane.tr.cells[1]).attr('title', plane.icaorange.country);
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} else {
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$('img', plane.tr.cells[1]).css('display', 'none');
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}
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plane.tr.addEventListener('click', function(h, evt) {
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selectPlaneByHex(h, false);
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evt.preventDefault();
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}.bind(undefined, hex));
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plane.tr.addEventListener('dblclick', function(h, evt) {
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selectPlaneByHex(h, true);
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evt.preventDefault();
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}.bind(undefined, hex));
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Planes[hex] = plane;
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PlanesOrdered.push(plane);
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}
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// Call the function update
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plane.updateData(now, ac);
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}
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}
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function fetchData() {
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if (FetchPending !== null && FetchPending.state() == 'pending') {
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// don't double up on fetches, let the last one resolve
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return;
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}
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FetchPending = $.ajax({ url: 'data/aircraft.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' });
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FetchPending.done(function(data) {
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var now = data.now;
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processReceiverUpdate(data);
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// update timestamps, visibility, history track for all planes - not only those updated
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTick(now, LastReceiverTimestamp);
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}
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refreshTableInfo();
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refreshSelected();
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if (ReceiverClock) {
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var rcv = new Date(now * 1000);
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ReceiverClock.render(rcv.getUTCHours(),rcv.getUTCMinutes(),rcv.getUTCSeconds());
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}
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// Check for stale receiver data
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if (LastReceiverTimestamp === now) {
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StaleReceiverCount++;
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if (StaleReceiverCount > 5) {
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$("#update_error_detail").text("The data from dump1090 hasn't been updated in a while. Maybe dump1090 is no longer running?");
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$("#update_error").css('display','block');
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}
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} else {
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StaleReceiverCount = 0;
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LastReceiverTimestamp = now;
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$("#update_error").css('display','none');
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}
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});
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FetchPending.fail(function(jqxhr, status, error) {
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$("#update_error_detail").text("AJAX call failed (" + status + (error ? (": " + error) : "") + "). Maybe dump1090 is no longer running?");
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$("#update_error").css('display','block');
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});
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}
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var PositionHistorySize = 0;
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function initialize() {
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// Set page basics
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document.title = PageName;
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$("#infoblock_name").text(PageName);
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PlaneRowTemplate = document.getElementById("plane_row_template");
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if (!ShowClocks) {
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$('#timestamps').css('display','none');
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} else {
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// Create the clocks.
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new CoolClock({
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canvasId: "utcclock",
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skinId: "classic",
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displayRadius: 40,
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showSecondHand: true,
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gmtOffset: "0", // this has to be a string!
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showDigital: false,
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logClock: false,
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logClockRev: false
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});
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ReceiverClock = new CoolClock({
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canvasId: "receiverclock",
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skinId: "classic",
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displayRadius: 40,
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showSecondHand: true,
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gmtOffset: null,
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showDigital: false,
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logClock: false,
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logClockRev: false
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});
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// disable ticking on the receiver clock, we will update it ourselves
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ReceiverClock.tick = (function(){})
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}
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$("#loader").removeClass("hidden");
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// Get receiver metadata, reconfigure using it, then continue
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// with initialization
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$.ajax({ url: 'data/receiver.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' })
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.done(function(data) {
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if (typeof data.lat !== "undefined") {
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SiteShow = true;
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SiteLat = data.lat;
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SiteLon = data.lon;
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DefaultCenterLat = data.lat;
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DefaultCenterLon = data.lon;
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}
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Dump1090Version = data.version;
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RefreshInterval = data.refresh;
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PositionHistorySize = data.history;
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})
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.always(function() {
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initialize_map();
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start_load_history();
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});
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}
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var CurrentHistoryFetch = null;
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var PositionHistoryBuffer = []
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function start_load_history() {
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if (PositionHistorySize > 0) {
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$("#loader_progress").attr('max',PositionHistorySize);
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console.log("Starting to load history (" + PositionHistorySize + " items)");
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load_history_item(0);
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} else {
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end_load_history();
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}
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}
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function load_history_item(i) {
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if (i >= PositionHistorySize) {
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end_load_history();
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return;
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}
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console.log("Loading history #" + i);
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$("#loader_progress").attr('value',i);
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$.ajax({ url: 'data/history_' + i + '.json',
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timeout: 5000,
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cache: false,
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dataType: 'json' })
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.done(function(data) {
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PositionHistoryBuffer.push(data);
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load_history_item(i+1);
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})
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.fail(function(jqxhr, status, error) {
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// No more history
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end_load_history();
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});
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}
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function end_load_history() {
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$("#loader").addClass("hidden");
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console.log("Done loading history");
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if (PositionHistoryBuffer.length > 0) {
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var now, last=0;
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// Sort history by timestamp
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console.log("Sorting history");
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PositionHistoryBuffer.sort(function(x,y) { return (x.now - y.now); });
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// Process history
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for (var h = 0; h < PositionHistoryBuffer.length; ++h) {
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now = PositionHistoryBuffer[h].now;
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console.log("Applying history " + h + "/" + PositionHistoryBuffer.length + " at: " + now);
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processReceiverUpdate(PositionHistoryBuffer[h]);
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// update track
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console.log("Updating tracks at: " + now);
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTrack((now - last) + 1);
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}
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last = now;
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}
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// Final pass to update all planes to their latest state
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console.log("Final history cleanup pass");
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for (var i = 0; i < PlanesOrdered.length; ++i) {
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var plane = PlanesOrdered[i];
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plane.updateTick(now);
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}
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LastReceiverTimestamp = last;
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}
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PositionHistoryBuffer = null;
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console.log("Completing init");
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refreshTableInfo();
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refreshSelected();
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reaper();
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// Setup our timer to poll from the server.
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window.setInterval(fetchData, RefreshInterval);
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window.setInterval(reaper, 60000);
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// And kick off one refresh immediately.
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fetchData();
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}
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// Make a LineString with 'points'-number points
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// that is a closed circle on the sphere such that the
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// great circle distance from 'center' to each point is
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// 'radius' meters
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function make_geodesic_circle(center, radius, points) {
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var angularDistance = radius / 6378137.0;
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var lon1 = center[0] * Math.PI / 180.0;
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var lat1 = center[1] * Math.PI / 180.0;
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var geom = new ol.geom.LineString();
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for (var i = 0; i <= points; ++i) {
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var bearing = i * 2 * Math.PI / points;
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var lat2 = Math.asin( Math.sin(lat1)*Math.cos(angularDistance) +
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Math.cos(lat1)*Math.sin(angularDistance)*Math.cos(bearing) );
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var lon2 = lon1 + Math.atan2(Math.sin(bearing)*Math.sin(angularDistance)*Math.cos(lat1),
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Math.cos(angularDistance)-Math.sin(lat1)*Math.sin(lat2));
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lat2 = lat2 * 180.0 / Math.PI;
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lon2 = lon2 * 180.0 / Math.PI;
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geom.appendCoordinate([lon2, lat2]);
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}
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return geom;
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}
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// Initalizes the map and starts up our timers to call various functions
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function initialize_map() {
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// Load stored map settings if present
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CenterLat = Number(localStorage['CenterLat']) || DefaultCenterLat;
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CenterLon = Number(localStorage['CenterLon']) || DefaultCenterLon;
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ZoomLvl = Number(localStorage['ZoomLvl']) || DefaultZoomLvl;
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MapType = localStorage['MapType'];
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// Set SitePosition, initialize sorting
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if (SiteShow && (typeof SiteLat !== 'undefined') && (typeof SiteLon !== 'undefined')) {
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SitePosition = [SiteLon, SiteLat];
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sortByDistance();
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} else {
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SitePosition = null;
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PlaneRowTemplate.cells[6].style.display = 'none'; // hide distance column
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document.getElementById("distance").style.display = 'none'; // hide distance header
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sortByAltitude();
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}
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// Maybe hide flag info
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if (!ShowFlags) {
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PlaneRowTemplate.cells[1].style.display = 'none'; // hide flag column
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document.getElementById("flag").style.display = 'none'; // hide flag header
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document.getElementById("infoblock_country").style.display = 'none'; // hide country row
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}
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// Initialize OL3
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var layers = createBaseLayers();
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var foundType = false;
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ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) {
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if (lyr.get('type') !== 'base')
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return;
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if (MapType === lyr.get('name')) {
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foundType = true;
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lyr.setVisible(true);
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} else {
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lyr.setVisible(false);
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}
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lyr.on('change:visible', function(evt) {
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if (evt.target.getVisible()) {
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MapType = localStorage['MapType'] = evt.target.get('name');
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}
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});
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})
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if (!foundType) {
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ol.control.LayerSwitcher.forEachRecursive(layers, function(lyr) {
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if (foundType)
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return;
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if (lyr.get('type') === 'base') {
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lyr.setVisible(true);
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foundType = true;
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}
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});
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}
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var iconsLayer = new ol.layer.Vector({
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title: 'Aircraft positions',
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source: new ol.source.Vector({
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features: PlaneIconFeatures,
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})
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});
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layers.push(new ol.layer.Group({
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title: 'Overlays',
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layers: [
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new ol.layer.Vector({
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title: 'Site position and range rings',
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source: new ol.source.Vector({
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features: StaticFeatures,
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})
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}),
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new ol.layer.Vector({
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title: 'Selected aircraft trail',
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source: new ol.source.Vector({
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features: PlaneTrailFeatures,
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})
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}),
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iconsLayer
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]
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}));
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OLMap = new ol.Map({
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target: 'map_canvas',
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layers: layers,
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view: new ol.View({
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center: ol.proj.fromLonLat([CenterLon, CenterLat]),
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zoom: ZoomLvl
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}),
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controls: [new ol.control.Zoom(),
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new ol.control.Rotate(),
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new ol.control.Attribution({collapsed: false}),
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new ol.control.ScaleLine({units: Metric ? "metric" : "nautical"}),
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new ol.control.LayerSwitcher()
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],
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loadTilesWhileAnimating: true,
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loadTilesWhileInteracting: true
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});
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// Listeners for newly created Map
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OLMap.getView().on('change:center', function(event) {
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var center = ol.proj.toLonLat(OLMap.getView().getCenter(), OLMap.getView().getProjection());
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localStorage['CenterLon'] = center[0]
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localStorage['CenterLat'] = center[1]
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if (FollowSelected) {
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// On manual navigation, disable follow
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var selected = Planes[SelectedPlane];
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if (Math.abs(center[0] - selected.position[0]) > 0.0001 &&
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Math.abs(center[1] - selected.position[1]) > 0.0001) {
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FollowSelected = false;
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refreshSelected();
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}
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}
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});
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OLMap.getView().on('change:resolution', function(event) {
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localStorage['ZoomLvl'] = OLMap.getView().getZoom();
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});
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OLMap.on(['click', 'dblclick'], function(evt) {
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var hex = evt.map.forEachFeatureAtPixel(evt.pixel,
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function(feature, layer) {
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return feature.hex;
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},
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null,
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function(layer) {
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return (layer === iconsLayer);
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},
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null);
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if (hex) {
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selectPlaneByHex(hex, (evt.type === 'dblclick'));
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evt.stopPropagation();
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}
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});
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// Add home marker if requested
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if (SitePosition) {
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var markerStyle = new ol.style.Style({
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image: new ol.style.Circle({
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radius: 7,
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snapToPixel: false,
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fill: new ol.style.Fill({color: 'black'}),
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stroke: new ol.style.Stroke({
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color: 'white', width: 2
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})
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})
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});
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var feature = new ol.Feature(new ol.geom.Point(ol.proj.fromLonLat(SitePosition)));
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feature.setStyle(markerStyle);
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StaticFeatures.push(feature);
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if (SiteCircles) {
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var circleStyle = new ol.style.Style({
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fill: null,
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stroke: new ol.style.Stroke({
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color: '#000000',
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width: 1
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})
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});
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for (var i=0; i < SiteCirclesDistances.length; ++i) {
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var distance = SiteCirclesDistances[i] * 1000.0;
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if (!Metric) {
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distance *= 1.852;
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}
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var circle = make_geodesic_circle(SitePosition, distance, 360);
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circle.transform('EPSG:4326', 'EPSG:3857');
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var feature = new ol.Feature(circle);
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feature.setStyle(circleStyle);
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StaticFeatures.push(feature);
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}
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}
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}
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// Add terrain-limit rings. To enable this:
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//
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// create a panorama for your receiver location on heywhatsthat.com
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//
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// note the "view" value from the URL at the top of the panorama
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// i.e. the XXXX in http://www.heywhatsthat.com/?view=XXXX
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//
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// fetch a json file from the API for the altitudes you want to see:
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//
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// wget -O /usr/share/dump1090-mutability/html/upintheair.json \
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// 'http://www.heywhatsthat.com/api/upintheair.json?id=XXXX&refraction=0.25&alts=3048,9144'
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//
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// NB: altitudes are in _meters_, you can specify a list of altitudes
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// kick off an ajax request that will add the rings when it's done
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var request = $.ajax({ url: 'upintheair.json',
|
|
timeout: 5000,
|
|
cache: true,
|
|
dataType: 'json' });
|
|
request.done(function(data) {
|
|
var ringStyle = new ol.style.Style({
|
|
fill: null,
|
|
stroke: new ol.style.Stroke({
|
|
color: '#000000',
|
|
width: 1
|
|
})
|
|
});
|
|
|
|
for (var i = 0; i < data.rings.length; ++i) {
|
|
var geom = new ol.geom.LineString();
|
|
var points = data.rings[i].points;
|
|
if (points.length > 0) {
|
|
for (var j = 0; j < points.length; ++j) {
|
|
geom.appendCoordinate([ points[j][1], points[j][0] ]);
|
|
}
|
|
geom.appendCoordinate([ points[0][1], points[0][0] ]);
|
|
geom.transform('EPSG:4326', 'EPSG:3857');
|
|
|
|
var feature = new ol.Feature(geom);
|
|
feature.setStyle(ringStyle);
|
|
StaticFeatures.push(feature);
|
|
}
|
|
}
|
|
});
|
|
|
|
request.fail(function(jqxhr, status, error) {
|
|
// no rings available, do nothing
|
|
});
|
|
}
|
|
|
|
// This looks for planes to reap out of the master Planes variable
|
|
function reaper() {
|
|
//console.log("Reaping started..");
|
|
|
|
// Look for planes where we have seen no messages for >300 seconds
|
|
var newPlanes = [];
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
var plane = PlanesOrdered[i];
|
|
if (plane.seen > 300) {
|
|
// Reap it.
|
|
//console.log("Reaping " + plane.icao);
|
|
//console.log("parent " + plane.tr.parentNode);
|
|
plane.tr.parentNode.removeChild(plane.tr);
|
|
plane.tr = null;
|
|
delete Planes[plane.icao];
|
|
plane.destroy();
|
|
} else {
|
|
// Keep it.
|
|
newPlanes.push(plane);
|
|
}
|
|
};
|
|
|
|
PlanesOrdered = newPlanes;
|
|
refreshTableInfo();
|
|
refreshSelected();
|
|
}
|
|
|
|
// Page Title update function
|
|
function refreshPageTitle() {
|
|
if (!PlaneCountInTitle && !MessageRateInTitle)
|
|
return;
|
|
|
|
var subtitle = "";
|
|
|
|
if (PlaneCountInTitle) {
|
|
subtitle += TrackedAircraftPositions + '/' + TrackedAircraft;
|
|
}
|
|
|
|
if (MessageRateInTitle) {
|
|
if (subtitle) subtitle += ' | ';
|
|
subtitle += MessageRate.toFixed(1) + '/s';
|
|
}
|
|
|
|
document.title = PageName + ' - ' + subtitle;
|
|
}
|
|
|
|
// Refresh the detail window about the plane
|
|
function refreshSelected() {
|
|
if (MessageCountHistory.length > 1) {
|
|
var message_time_delta = MessageCountHistory[MessageCountHistory.length-1].time - MessageCountHistory[0].time;
|
|
var message_count_delta = MessageCountHistory[MessageCountHistory.length-1].messages - MessageCountHistory[0].messages;
|
|
if (message_time_delta > 0)
|
|
MessageRate = message_count_delta / message_time_delta;
|
|
} else {
|
|
MessageRate = null;
|
|
}
|
|
|
|
refreshPageTitle();
|
|
|
|
var selected = false;
|
|
if (typeof SelectedPlane !== 'undefined' && SelectedPlane != "ICAO" && SelectedPlane != null) {
|
|
selected = Planes[SelectedPlane];
|
|
}
|
|
|
|
if (!selected) {
|
|
$('#selected_infoblock').css('display','none');
|
|
$('#dump1090_infoblock').css('display','block');
|
|
$('#dump1090_version').text(Dump1090Version);
|
|
$('#dump1090_total_ac').text(TrackedAircraft);
|
|
$('#dump1090_total_ac_positions').text(TrackedAircraftPositions);
|
|
$('#dump1090_total_history').text(TrackedHistorySize);
|
|
|
|
if (MessageRate !== null) {
|
|
$('#dump1090_message_rate').text(MessageRate.toFixed(1));
|
|
} else {
|
|
$('#dump1090_message_rate').text("n/a");
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
$('#dump1090_infoblock').css('display','none');
|
|
$('#selected_infoblock').css('display','block');
|
|
|
|
$('#selected_flightaware_link').attr('href','//flightaware.com/live/modes/'+selected.icao+'/redirect');
|
|
|
|
if (selected.flight !== null && selected.flight !== "") {
|
|
$('#selected_callsign').text(selected.flight);
|
|
$('#selected_links').css('display','inline');
|
|
$('#selected_fr24_link').attr('href','http://fr24.com/'+selected.flight);
|
|
$('#selected_flightstats_link').attr('href','http://www.flightstats.com/go/FlightStatus/flightStatusByFlight.do?flightNumber='+selected.flight);
|
|
$('#selected_planefinder_link').attr('href','https://planefinder.net/flight/'+selected.flight);
|
|
} else {
|
|
$('#selected_callsign').text('n/a');
|
|
$('#selected_links').css('display','none');
|
|
}
|
|
|
|
if (selected.registration !== null) {
|
|
$('#selected_registration').text(selected.registration);
|
|
} else {
|
|
$('#selected_registration').text("");
|
|
}
|
|
|
|
if (selected.icaotype !== null) {
|
|
$('#selected_icaotype').text(selected.icaotype);
|
|
} else {
|
|
$('#selected_icaotype').text("");
|
|
}
|
|
|
|
var emerg = document.getElementById('selected_emergency');
|
|
if (selected.squawk in SpecialSquawks) {
|
|
emerg.className = SpecialSquawks[selected.squawk].cssClass;
|
|
emerg.textContent = NBSP + 'Squawking: ' + SpecialSquawks[selected.squawk].text + NBSP ;
|
|
} else {
|
|
emerg.className = 'hidden';
|
|
}
|
|
|
|
$("#selected_altitude").text(format_altitude_long(selected.altitude, selected.vert_rate));
|
|
|
|
if (selected.squawk === null || selected.squawk === '0000') {
|
|
$('#selected_squawk').text('n/a');
|
|
} else {
|
|
$('#selected_squawk').text(selected.squawk);
|
|
}
|
|
|
|
$('#selected_speed').text(format_speed_long(selected.speed));
|
|
$('#selected_icao').text(selected.icao.toUpperCase());
|
|
$('#airframes_post_icao').attr('value',selected.icao);
|
|
$('#selected_track').text(format_track_long(selected.track));
|
|
|
|
if (selected.seen <= 1) {
|
|
$('#selected_seen').text('now');
|
|
} else {
|
|
$('#selected_seen').text(selected.seen.toFixed(1) + 's');
|
|
}
|
|
|
|
$('#selected_country').text(selected.icaorange.country);
|
|
if (ShowFlags && selected.icaorange.flag_image !== null) {
|
|
$('#selected_flag').removeClass('hidden');
|
|
$('#selected_flag img').attr('src', FlagPath + selected.icaorange.flag_image);
|
|
$('#selected_flag img').attr('title', selected.icaorange.country);
|
|
} else {
|
|
$('#selected_flag').addClass('hidden');
|
|
}
|
|
|
|
if (selected.position === null) {
|
|
$('#selected_position').text('n/a');
|
|
$('#selected_follow').addClass('hidden');
|
|
} else {
|
|
var mlat_bit = (selected.position_from_mlat ? "MLAT: " : "");
|
|
if (selected.seen_pos > 1) {
|
|
$('#selected_position').text(mlat_bit + format_latlng(selected.position) + " (" + selected.seen_pos.toFixed(1) + "s)");
|
|
} else {
|
|
$('#selected_position').text(mlat_bit + format_latlng(selected.position));
|
|
}
|
|
$('#selected_follow').removeClass('hidden');
|
|
if (FollowSelected) {
|
|
$('#selected_follow').css('font-weight', 'bold');
|
|
OLMap.getView().setCenter(ol.proj.fromLonLat(selected.position));
|
|
} else {
|
|
$('#selected_follow').css('font-weight', 'normal');
|
|
}
|
|
}
|
|
|
|
$('#selected_sitedist').text(format_distance_long(selected.sitedist));
|
|
$('#selected_rssi').text(selected.rssi.toFixed(1) + ' dBFS');
|
|
}
|
|
|
|
// Refreshes the larger table of all the planes
|
|
function refreshTableInfo() {
|
|
var show_squawk_warning = false;
|
|
|
|
TrackedAircraft = 0
|
|
TrackedAircraftPositions = 0
|
|
TrackedHistorySize = 0
|
|
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
var tableplane = PlanesOrdered[i];
|
|
TrackedHistorySize += tableplane.history_size;
|
|
if (!tableplane.visible) {
|
|
tableplane.tr.className = "plane_table_row hidden";
|
|
} else {
|
|
TrackedAircraft++;
|
|
var classes = "plane_table_row";
|
|
|
|
if (tableplane.position !== null && tableplane.seen_pos < 60) {
|
|
++TrackedAircraftPositions;
|
|
if (tableplane.position_from_mlat)
|
|
classes += " mlat";
|
|
else
|
|
classes += " vPosition";
|
|
}
|
|
if (tableplane.icao == SelectedPlane)
|
|
classes += " selected";
|
|
|
|
if (tableplane.squawk in SpecialSquawks) {
|
|
classes = classes + " " + SpecialSquawks[tableplane.squawk].cssClass;
|
|
show_squawk_warning = true;
|
|
}
|
|
|
|
// ICAO doesn't change
|
|
tableplane.tr.cells[2].textContent = (tableplane.flight !== null ? tableplane.flight : "");
|
|
tableplane.tr.cells[3].textContent = (tableplane.squawk !== null ? tableplane.squawk : "");
|
|
tableplane.tr.cells[4].textContent = format_altitude_brief(tableplane.altitude, tableplane.vert_rate);
|
|
tableplane.tr.cells[5].textContent = format_speed_brief(tableplane.speed);
|
|
tableplane.tr.cells[6].textContent = format_distance_brief(tableplane.sitedist);
|
|
tableplane.tr.cells[7].textContent = format_track_brief(tableplane.track);
|
|
tableplane.tr.cells[8].textContent = tableplane.messages;
|
|
tableplane.tr.cells[9].textContent = tableplane.seen.toFixed(0);
|
|
tableplane.tr.className = classes;
|
|
}
|
|
}
|
|
|
|
if (show_squawk_warning) {
|
|
$("#SpecialSquawkWarning").css('display','block');
|
|
} else {
|
|
$("#SpecialSquawkWarning").css('display','none');
|
|
}
|
|
|
|
resortTable();
|
|
}
|
|
|
|
//
|
|
// ---- table sorting ----
|
|
//
|
|
|
|
function compareAlpha(xa,ya) {
|
|
if (xa === ya)
|
|
return 0;
|
|
if (xa < ya)
|
|
return -1;
|
|
return 1;
|
|
}
|
|
|
|
function compareNumeric(xf,yf) {
|
|
if (Math.abs(xf - yf) < 1e-9)
|
|
return 0;
|
|
|
|
return xf - yf;
|
|
}
|
|
|
|
function sortByICAO() { sortBy('icao', compareAlpha, function(x) { return x.icao; }); }
|
|
function sortByFlight() { sortBy('flight', compareAlpha, function(x) { return x.flight; }); }
|
|
function sortBySquawk() { sortBy('squawk', compareAlpha, function(x) { return x.squawk; }); }
|
|
function sortByAltitude() { sortBy('altitude',compareNumeric, function(x) { return (x.altitude == "ground" ? -1e9 : x.altitude); }); }
|
|
function sortBySpeed() { sortBy('speed', compareNumeric, function(x) { return x.speed; }); }
|
|
function sortByDistance() { sortBy('sitedist',compareNumeric, function(x) { return x.sitedist; }); }
|
|
function sortByTrack() { sortBy('track', compareNumeric, function(x) { return x.track; }); }
|
|
function sortByMsgs() { sortBy('msgs', compareNumeric, function(x) { return x.messages; }); }
|
|
function sortBySeen() { sortBy('seen', compareNumeric, function(x) { return x.seen; }); }
|
|
function sortByCountry() { sortBy('country', compareAlpha, function(x) { return x.icaorange.country; }); }
|
|
|
|
var sortId = '';
|
|
var sortCompare = null;
|
|
var sortExtract = null;
|
|
var sortAscending = true;
|
|
|
|
function sortFunction(x,y) {
|
|
var xv = x._sort_value;
|
|
var yv = y._sort_value;
|
|
|
|
// always sort missing values at the end, regardless of
|
|
// ascending/descending sort
|
|
if (xv == null && yv == null) return x._sort_pos - y._sort_pos;
|
|
if (xv == null) return 1;
|
|
if (yv == null) return -1;
|
|
|
|
var c = sortAscending ? sortCompare(xv,yv) : sortCompare(yv,xv);
|
|
if (c !== 0) return c;
|
|
|
|
return x._sort_pos - y._sort_pos;
|
|
}
|
|
|
|
function resortTable() {
|
|
// number the existing rows so we can do a stable sort
|
|
// regardless of whether sort() is stable or not.
|
|
// Also extract the sort comparison value.
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
PlanesOrdered[i]._sort_pos = i;
|
|
PlanesOrdered[i]._sort_value = sortExtract(PlanesOrdered[i]);
|
|
}
|
|
|
|
PlanesOrdered.sort(sortFunction);
|
|
|
|
var tbody = document.getElementById('tableinfo').tBodies[0];
|
|
for (var i = 0; i < PlanesOrdered.length; ++i) {
|
|
tbody.appendChild(PlanesOrdered[i].tr);
|
|
}
|
|
}
|
|
|
|
function sortBy(id,sc,se) {
|
|
if (id === sortId) {
|
|
sortAscending = !sortAscending;
|
|
PlanesOrdered.reverse(); // this correctly flips the order of rows that compare equal
|
|
} else {
|
|
sortAscending = true;
|
|
}
|
|
|
|
sortId = id;
|
|
sortCompare = sc;
|
|
sortExtract = se;
|
|
|
|
resortTable();
|
|
}
|
|
|
|
function selectPlaneByHex(hex,autofollow) {
|
|
//console.log("select: " + hex);
|
|
// If SelectedPlane has something in it, clear out the selected
|
|
if (SelectedPlane != null) {
|
|
Planes[SelectedPlane].selected = false;
|
|
Planes[SelectedPlane].clearLines();
|
|
Planes[SelectedPlane].updateMarker();
|
|
$(Planes[SelectedPlane].tr).removeClass("selected");
|
|
}
|
|
|
|
// If we are clicking the same plane, we are deselecting it.
|
|
// (unless it was a doubleclick..)
|
|
if (SelectedPlane === hex && !autofollow) {
|
|
hex = null;
|
|
}
|
|
|
|
if (hex !== null) {
|
|
// Assign the new selected
|
|
SelectedPlane = hex;
|
|
Planes[SelectedPlane].selected = true;
|
|
Planes[SelectedPlane].updateLines();
|
|
Planes[SelectedPlane].updateMarker();
|
|
$(Planes[SelectedPlane].tr).addClass("selected");
|
|
} else {
|
|
SelectedPlane = null;
|
|
}
|
|
|
|
if (SelectedPlane !== null && autofollow) {
|
|
FollowSelected = true;
|
|
if (OLMap.getView().getZoom() < 8)
|
|
OLMap.getView().setZoom(8);
|
|
} else {
|
|
FollowSelected = false;
|
|
}
|
|
|
|
refreshSelected();
|
|
}
|
|
|
|
function toggleFollowSelected() {
|
|
FollowSelected = !FollowSelected;
|
|
if (FollowSelected && OLMap.getView().getZoom() < 8)
|
|
OLMap.getView().setZoom(8);
|
|
refreshSelected();
|
|
}
|
|
|
|
function resetMap() {
|
|
// Reset localStorage values and map settings
|
|
localStorage['CenterLat'] = CenterLat = DefaultCenterLat;
|
|
localStorage['CenterLon'] = CenterLon = DefaultCenterLon;
|
|
localStorage['ZoomLvl'] = ZoomLvl = DefaultZoomLvl;
|
|
|
|
// Set and refresh
|
|
OLMap.getView().setZoom(ZoomLvl);
|
|
OLMap.getView().setCenter(ol.proj.fromLonLat([CenterLon, CenterLat]));
|
|
|
|
selectPlaneByHex(null,false);
|
|
}
|