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map-test3.html
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<!DOCTYPE html>
<html>
<head>
<title>
FG Tracker Planes (v3)
</title>
<meta http-equiv="Content-Type"
content="text/html; charset=utf-8">
<meta name="viewport"
content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-capable"
content="yes">
<script type="text/javascript"
src="js/jquery-2.0.3.js">
</script><!-- Brief history of updates
20140909: v3: Also delete history track when plane and label deleted
20140907/8: v2: Add history track, fix zoom when icao given and other fixes
20140904: With crossfeed down, get data from mpserver15 fg tracker API
-->
<link rel="stylesheet"
href="css/map-test3.css"
type="text/css">
<link rel="stylesheet"
href="css/style.css"
type="text/css">
<style type="text/css">
#status_flights {
position: absolute;
font-size: 12px;
bottom: 1em;
left: 10em;
width: 900px;
z-index: 1000;
vertical-align: middle;
<!-- border: 1px solid #000000; -->
}
.p.nob {
border: 0;
padding: 0;
}
</style>
<script src="js/OpenLayers.js">
</script>
<script src="js/geodesic.js"
type="text/javascript">
</script>
<script type="text/javascript">
// disable ajax caching
$.ajaxSetup({cache: false});
var add_tracker_html = true; // use new 'tracker2.html' matching FG Tracker API
//var cf_url = 'http://crossfeed.fgx.ch/flights.json';
//var cf_to = 1800; // about each 2 seconds
var callsigns = [];
//var live_to = 60000; // refresh each 60 seconds
var live_to = 10000; // refresh each 10 seconds
var tr_url = 'proxy/livedata.php';
var yh_url = 'https://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20html%20where%20url%3D%22http%3A%2F%2Fmpserver15.flightgear.org%2Fmodules%2Ffgtracker%2Finterface.php%3Faction%3Dlivewaypoints%22&format=json&callback=';
var use_proxy = false;
var data_keys_all = ['id','flight_id','callsign','model','time','time_raw','lat','lon','alt','current_status'];
var data_keys = ['flight_id','callsign','model','lat','lon','alt'];
var bgn_req;
var min_req = 9999;
var max_req = 0;
var max_txt = 100; // limit text to console
var pi = Math.PI;
var pi05 = pi * 0.5;
var pi2 = pi + pi;
var d2r = pi / 180;
var r2d = 180 / pi; // degrees / radians
var mps2knots = 1.94384617;
// ----------------------------------------------------------------------------------------------
// Openlayers
// ----------------------------------------------------------------------------------------------
// ----------------------------------------------------------------------------------------------
// Creating the map
// ----------------------------------------------------------------------------------------------
var map;
var add_heading_img = true;
var def_zoom = 10; // hard to select the 'right' zoom level
var curr_zoom = 5; // is set after a zoom event
var def_atc = 12;
var curr_lat1, curr_lon1, curr_lat2, curr_lon2;
var fromProjection = new OpenLayers.Projection("EPSG:4326"); // geographic - WGS-84 (World Geodetic System)
var toProjection = new OpenLayers.Projection("EPSG:3857"); // identical to EPSG:900913? - meters?
var pointLayer, trackLayer;
var planeStyle = new OpenLayers.Style(
{
pointRadius: 1,
strokeWidth: 0.0,
graphicWidth: "30", graphicHeight: "30", graphicOpacity: 0.99,
rotation: "${hdg}",
labelAlign: "center",
labelXOffset: "0",
labelYOffset: "0"
}
,{
rules: [
new OpenLayers.Rule({
filter: new OpenLayers.Filter.Comparison({
type: OpenLayers.Filter.Comparison.LESS_THAN,
property: "spd_kts",
value: 10
}),
symbolizer: {
externalGraphic: "images/plane_gray_30x30.png"
}
}),
new OpenLayers.Rule({
filter: new OpenLayers.Filter.Comparison({
type: OpenLayers.Filter.Comparison.GREATER_THAN,
property: "spd_kts",
value: 9
}),
symbolizer: {
externalGraphic: "images/plane_red_30x30.png"
}
}),
new OpenLayers.Rule({
filter: new OpenLayers.Filter.Comparison({
type: OpenLayers.Filter.Comparison.GREATER_THAN,
property: "select",
value: 0
}),
symbolizer: {
externalGraphic: "images/plane_green_30x30.png"
}
}),
new OpenLayers.Rule({
filter: new OpenLayers.Filter.Comparison({
type: OpenLayers.Filter.Comparison.GREATER_THAN,
property: "is_atc",
value: 0
}),
symbolizer: {
externalGraphic: "images/atc_green_12x12.png"
}
})
]}
);
var labelStyle = new OpenLayers.Style(
{
externalGraphic: "images/label_background.gif",
graphicWidth: "${labelWidth}", graphicHeight: "13", graphicOpacity: 0.99,
graphicXOffset: "${labelOffset}", graphicYOffset: 14,
fillColor: "#000000",
fillOpacity: 0.0,
strokeWidth: 0.0,
label : "${callsign}",
fontColor: "#CCCCCC", fontSize: "11px", fontFamily: "\"DejaVuSansMonoBold\",monospace", fontWeight: "normal",
labelAlign: "center",
labelXOffset: "0",
labelYOffset: "-22"
}
);
var planes = new OpenLayers.Layer.Vector("Planes", {styleMap: planeStyle});
var planesLabel = new OpenLayers.Layer.Vector("Callsign", {styleMap: labelStyle});
function init(lon,lat,zoom,icao) {
map = new OpenLayers.Map("map", {
projection: new OpenLayers.Projection("EPSG:3857"),
// this sets wgs84/4326 as default for display coords
displayProjection: new OpenLayers.Projection("EPSG:4326")
});
var osmlayer = new OpenLayers.Layer.OSM();
map.addLayers([osmlayer,planes,planesLabel]);
map.addControl(new OpenLayers.Control.Permalink('permalink'));
map.addControl(new OpenLayers.Control.MousePosition());
map.addControl(new OpenLayers.Control.ScaleLine());
map.addControl(new OpenLayers.Control.LayerSwitcher());
// for historic tacker info
pointLayer = new OpenLayers.Layer.Vector("Point Layer");
map.addLayer(pointLayer);
trackLayer = new OpenLayers.Layer.Vector("Track Layer");
map.addLayer(trackLayer);
if (zoom.length == 0) { zoom = 5; } // set default ZOOM
curr_zoom = zoom;
map.events.register('zoomend', undefined, zoomChanged);
map.events.register('moveend', undefined, moveEnded);
var centerpoint;
var clat = 50.0;
var clon = 1.0;
if (lon.length && lat.length) { // if URL contains lon,lat points
centerpoint = new OpenLayers.LonLat(lon,lat); // user center point
} else {
centerpoint = new OpenLayers.LonLat(clon,clat); // get a default center
}
var repoint = centerpoint.transform( fromProjection, toProjection);
map.setCenter(centerpoint,zoom);
if (icao.length) {
// load ICAO data, if available
var dir = icao.substr(0,1);
var file = 'data2/'+dir+'/'+icao+'.json';
sendRequestCB(file,icaoLoad);
}
//var msg = 'Init: ';
//msg += setGLobalBounds("init");
//$("#info_line").html(msg);
}
function zoomChanged() {
var msg = setGLobalBounds("zoomChanged");
}
function moveEnded() {
var msg = setGLobalBounds("moveEnded");
}
function icaoLoad() {
if (this.readyState == 4) {
if (this.status == "200") {
// JSON parsing the response string
var text = this.responseText;
var data = JSON.parse(text);
// console.log("Got json ["+text+"]");
var lat = data.lat;
var lon = data.lon;
var icao = data.icao;
var zoom = curr_zoom;
console.log("Got ICAO ["+icao+"] lat "+lat+" lon "+lon);
var cp = new OpenLayers.LonLat(lon,lat); // ICAO center point
var rep = cp.transform( fromProjection, toProjection );
map.setCenter(cp,zoom); // pop map to this location
} else {
console.log("Got CB status ["+this.status+"]");
}
}
}
// Planes and Labels are doubled, it’s not possible to set a background for
// a label in OpenLayers yet. This is a snag. Because we want rotation we can’t
// have a point graphic with label integrated.
function addPlanes(mapfid, callsign, lon, lat, hdg, spd_kts, model) {
var point = new OpenLayers.Geometry.Point(lon,lat)
var repoint = point.transform( fromProjection, toProjection);
var feature = new OpenLayers.Feature.Vector(repoint);
// that does the trick, the feature gets the fid
// as feature ID
feature.id = mapfid;
if (selected == mapfid) {
feature.attributes.select = 1;
}
feature.attributes.hdg = hdg;
feature.attributes.spd_kts = spd_kts;
feature.attributes.model = model;
feature.attributes.is_atc = is_atc(callsign,model) ? 1 : 0;
// 20140907 - also keep the features position
feature.attributes.lat = lat;
feature.attributes.lon = lon;
planes.addFeatures(feature);
}
function addLabels(mapfid, callsign, lon, lat) {
var pointLabel = new OpenLayers.Geometry.Point(lon,lat)
var repointLabel = pointLabel.transform( fromProjection, toProjection);
var labelFeature = new OpenLayers.Feature.Vector(repointLabel);
labelFeature.id = "label"+mapfid;
labelFeature.attributes.callsign = callsign; // maybe callsign.toUpperCase();
// This calculates label background width and offset
labelWidth = 8*callsign.length
labelOffset = labelWidth/2*-1.0
labelFeature.attributes.labelWidth = labelWidth;
labelFeature.attributes.labelOffset = labelOffset;
planesLabel.addFeatures(labelFeature);
}
function removePlanes(fid) {
planes.removeFeatures(planes.getFeatureById(fid));
planesLabel.removeFeatures(planesLabel.getFeatureById("label"+fid));
}
function removeTracks(fid) {
var feat = trackLayer.getFeatureById(fid);
while (feat) {
trackLayer.removeFeatures(feat);
feat = trackLayer.getFeatureById(fid);
}
}
function removePlaneOnly(fid) {
var feature = planes.getFeatureById(fid);
var pos = {
lat: feature.attributes.lat,
lon: feature.attributes.lon
};
planes.removeFeatures(feature);
return pos;
}
// now re-drawing of the features, just move what’s already here
function updatePlanes(mapfid, callsign, lon, lat, hdg, spd_kts, model) {
//planes.getFeatureById(mapfid).move(new OpenLayers.LonLat(lon,lat));
var pos = removePlaneOnly(mapfid)
var dist = getDistance(pos.lat,pos.lon,lat,lon);
if (dist > 0.0) {
hdg = getBearing(pos.lat,pos.lon,lat,lon);
}
addPlanes(mapfid, callsign, lon, lat, hdg, spd_kts, model)
var movepoint = new OpenLayers.LonLat(lon,lat).transform( fromProjection, toProjection);
planesLabel.getFeatureById("label"+mapfid).move(movepoint);
if (dist > 0.0) {
tr_putLine(mapfid,pos.lat,pos.lon,lat,lon);
}
return hdg; // this may have been corrected
}
// In case we zoom to one plane we center the map
// In case it there are more than one plane selected we zoom to bounds. Hah!
function zoomToBoundsSelected(selected) {
bounds = new OpenLayers.Bounds();
var lon, lat;
if (selected.length > 1) {
// have more than one selected
for (i=0;i<selected.length;i++) {
lon = planesLabel.getFeatureById("label"+selected[i]).geometry.x;
lat = planesLabel.getFeatureById("label"+selected[i]).geometry.y;
bounds.extend(new OpenLayers.LonLat(lon,lat));
bounds.toBBOX();
}
map.zoomToExtent(bounds);
console.log("BBOX: " + bounds.toString());
}else{
// our first selection
lon = planesLabel.getFeatureById("label"+selected[0]).geometry.x;
lat = planesLabel.getFeatureById("label"+selected[0]).geometry.y;
var zoompoint = new OpenLayers.LonLat(lon, lat);
map.setCenter(zoompoint, 9);
console.log("Center: lon=" + lon + ", lat=" + lat);
}
}
// ----------------------------------------------------------------------------------------------
// jQuery
// ----------------------------------------------------------------------------------------------
// ----------------------------------------------------------------------------------------------
// This is needed to NOT remove the flights from the first load
// ----------------------------------------------------------------------------------------------
var firstload = 1
var isdown = 0
var sortcolumn = '';
var sortdir = 0;
var currCount = 0;
var maxCount = 0;
var atcCount = 0;
var is_collapsed = false;
// ----------------------------------------------------------------------------------------------
// Init vars
// ----------------------------------------------------------------------------------------------
var datamap = [];
var removal = [];
var selected = []; // mouse selected flights
var open_flights = [];
var flightFrame = [];
// ----------------------------------------------------------------------------------------------
// Utility functions
// ----------------------------------------------------------------------------------------------
// various guesses that it is ATC
function is_atc( callsign, model ) {
if (model == 'OpenRadar') return true;
var mod = model.toUpperCase();
var n = mod.indexOf('ATC');
if (n >= 0) return true;
n = callsign.indexOf('ATC');
if (n >= 0) return true;
return false;
}
// strip .xml extension, and strip '-model'
function strip_extent(txt) {
var n = txt.lastIndexOf('.');
if (n > 0) {
txt = txt.substr(0,n);
n = txt.indexOf('-model'); // like 'A-10-model'
if (n > 0) {
txt = txt.substr(0,n);
} else {
n = txt.indexOf('-jsbsim'); // like 'dr400-180-jsbsim'
if (n > 0) {
txt = txt.substr(0,n);
}
}
}
return txt;
}
// remove path from model name, strip .xml extension, and limit length to 10 letters
function get_model(txt) {
var n = txt.lastIndexOf('/');
if (n > 0) {
txt = strip_extent(txt.substr(n+1));
}
if (txt.length > 10) {
txt = txt.substr(0,10);
}
return txt;
}
function collapse() {
//alert("I was clicked");
if (is_collapsed) {
//$('#flights').show();
$("#content_flights").css('display', 'block');
$("#toggle").text("H");
is_collapsed = false;
} else {
//$('#flights').hide();
$("#content_flights").css('display', 'none');
$("#toggle").text("S");
is_collapsed = true;
}
}
// compare strings - case insensitive
function stg_compare(a,b) {
var str1 = a.toUpperCase();
var str2 = b.toUpperCase();
if (sortdir) {
return str1 < str2 ? 1 : str1 > str2 ? -1 : 0;
}
return str1 < str2 ? -1 : str1 > str2 ? 1 : 0;
}
// compare numbers, depending on sort direction
function num_compare(i1,i2) {
if (sortdir) {
return i1 < i2 ? 1 : i1 > i2 ? -1 : 0;
}
return i1 < i2 ? -1 : i1 > i2 ? 1 : 0;
}
function compare_strings(a,b) {
var str1 = '';
var str2 = '';
var n1 = a.childNodes;
var n2 = b.childNodes;
var i, str, n, max;
max = n1.length; // assumes n2 is same size!!!
for ( i = 0; i < max; i++ ) {
str = n1[i].className; // things like hdg can have multiple clases, so
n = str.indexOf(sortcolumn);
if (n >= 0) {
str1 = n1[i].innerText;
str2 = n2[i].innerText;
str1 = $.trim(str1);
str2 = $.trim(str2);
break;
}
}
//console.log("Comp " + str1 + " " + str2);
return stg_compare( str1, str2 );
}
function compare_numbers(a,b) {
var str1, str2;
var i1 = 0;
var i2 = 0;
var n1 = a.childNodes;
var n2 = b.childNodes;
var i, str, n, max;
max = n1.length; // assumes n2 is same size!!!
for ( i = 0; i < max; i++ ) {
str = n1[i].className; // things like hdg can have multiple clases, so
n = str.indexOf(sortcolumn);
if (n >= 0) {
// found our comumn class
str1 = n1[i].innerText;
str2 = n2[i].innerText;
str1 = $.trim(str1);
str2 = $.trim(str2);
i1 = parseInt(str1);
i2 = parseInt(str2);
break;
}
}
//console.log("Comp " + str1 + " " + str2);
return num_compare( i1, i2 );
}
function setSortColumn( col ) {
if (sortcolumn == col) {
if (sortdir) {
sortdir = 0;
} else {
sortdir = 1;
}
} else {
sortdir = 0;
}
sortcolumn = col;
}
// TODO: maybe could use 'replace' instead of empty() and append
function updateFlightTable(a) {
var i, nr;
var cnt = a.length;
$('#flights').empty();
for (i = 0; i < cnt; i++) {
nr = a[i];
$('#flights').append(nr);
}
}
// on column header click
function sortcs() {
var flightshere = [];
setSortColumn('callsign');
$('.flightrow').each( function() {
flightshere.push(this);
});
flightshere.sort( compare_strings );
updateFlightTable(flightshere);
}
// on column header click
function sortalt() {
var flightshere = [];
setSortColumn('alt_ft');
$('.flightrow').each( function() {
flightshere.push(this);
});
flightshere.sort( compare_numbers );
updateFlightTable(flightshere);
}
// on column header click
function sortspd() {
var flightshere = [];
setSortColumn('spd_kts');
$('.flightrow').each( function() {
flightshere.push(this);
});
// now how to reorder rows in a table
flightshere.sort( compare_numbers );
updateFlightTable(flightshere);
}
// on column header click
function sortmodel() {
var flightshere = [];
setSortColumn('model');
$('.flightrow').each( function() {
flightshere.push(this);
});
flightshere.sort( compare_strings );
updateFlightTable(flightshere);
}
// on column header click
function sorthdg() {
var flightshere = [];
setSortColumn('hdg');
$('.flightrow').each( function() {
flightshere.push(this);
});
flightshere.sort( compare_numbers );
updateFlightTable(flightshere);
}
// ----------------------------------------------------------------------------------------------
// Creating the main table
// ----------------------------------------------------------------------------------------------
// Some strings to construct the table...
// "<td class='spd_kts'><p onclick='sortspd();'>Speed<\/p><\/td>"+
var tableheader = "<table><tr class='table_header'><td class='fid' style='display: none;'><p>FID<\/p>'"+
"<\/td><td class='cs2'><p onclick='sortcs();'>Callsign<\/p><\/td><td class='lon' style='display: none'><p>Longitude<\/p><\/td>"+
"<td class='lat' style='display: none'><p>Latitude<\/p><\/td><td class='hdg'><p onclick='sorthdg();'>Heading<\/p><\/td>"+
"<td class='alt_ft'><p onclick='sortalt();'>Altitude<\/p><\/td>"+
"<td class='spd_kts'><p>Speed<\/p><\/td>"+
"<td class='model2'><p onclick='sortmodel();'>Model<\/p><\/td>"+
"<td><p id='toggle' onclick='collapse();'>H<\/p><\/td><\/tr>";
var info_line = 'Active mp flights';
$(document).ready(function() {
$(tableheader).appendTo('#header_flights')
$("<table cellspacing='0' cellpadding='0' id='flights' />")
.appendTo("#content_flights");
$('#flights').hide().show(300);
$("#info_line").html(info_line);
});
// ----------------------------------------------------------------------------------------------
// Adding flights
// ----------------------------------------------------------------------------------------------
function addFlight(flight) {
// Add flight to the map
var fid = flight.children('.fid').text()
var callsign = flight.children('.callsign').text()
var lon = flight.children('.lon').text()
var lat = flight.children('.lat').text()
var hdg = flight.children('.hdg').text()
var spd_kts = flight.children('.spd_kts').text()
var model = get_model(flight.children('.model').text());
addPlanes(fid, callsign, lon, lat, hdg, spd_kts, model)
addLabels(fid, callsign, lon, lat)
// Add flight to the table
$('#flights').append(flight);
}
// ----------------------------------------------------------------------------------------------
// Removing flights
// ----------------------------------------------------------------------------------------------
function removeFlights() {
var delCnt = 0;
// Remove features from table
$.each(removal, function(i, val) {
$.each($('.flightrow'), function(i, row) {
if (($(row).get(0).id) == val) {
var fid = $(row).get(0).id;
// FIX: 20131103 - check and remove 'fid' from selected, if in selected
for(var j = selected.length-1; j >= 0; j--) {
if (selected[j] == fid) {
selected.splice(j,1); // remove item
}
}
$(row).hide(1000, function(){ $(row).remove(); });
delCnt++;
}
});
});
// Remove plane features from the map
// 20140909 - Added remove any track drawn
$.each(removal, function(i, val) {
removePlanes(val);
removeTracks(val);
});
return delCnt;
}
function inTracker(cs) {
var max = callsigns.length;
if (max && !valInArray(cs,callsigns)) {
return '*';
}
return '';
}
// ----------------------------------------------------------------------------------------------
// Loading the JSON data
// ----------------------------------------------------------------------------------------------
// Function has a fixed timeout (5 secs)
function workData() {
$('.fid').hide()
$('.latitude').hide()
$('.longitude').hide()
// reset the arrays
var flightshere = [];
var flightsdata = [];
var datafids = [];
removal = [];
// we do not care about the "success" label, we check for
// request loading state directly
if ((this.readyState == 4)&&(this.status == "200")) {
// JSON parsing the response string
var data = JSON.parse(this.responseText);
$(data.flights).each(function (i){
// Defining the flight row
// "<td class='callsign'><p>"+this.callsign.toUpperCase()+
var model = get_model(this.model);
var cs = inTracker(this.callsign);
var flightrow = "<tr class='flightrow' id='"+this.fid+"'>"+
"<td class='fid' style='display: none'><p>"+this.fid+
"<td class='callsign'><p>"+this.callsign+cs+
"<td class='lon' style='display: none'><p>"+this.lon+
"<td class='lat' style='display: none'><p>"+this.lat+
"<td class='hdg'><p>"+this.hdg+
"<td class='alt_ft'><p>"+this.alt_ft+
"<td class='spd_kts'><p>"+this.spd_kts+
"<td class='model2'><p>"+model+"<\/tr>"
flightsdata.push($(flightrow))
datafids.push(JSON.stringify(this.fid))
}); // END each flight
// We start to draw only when document is fully loaded
$(document).ready(function() {
// Getting all the flights already on screen
$('.flightrow').each( function() {
flightshere.push($(this).children('.fid').text())
});
// First load, append all data to the page
if (firstload > 0) {
$.each(flightsdata, function () {
addFlight($(this));
});
} else {
// ADD OR UPDATE: Not first load, so append only what's not already here
atcCount = 0; // start ATC (guess) counter
$.each(flightsdata, function(i) {
var checkfidel = $(this).children('.fid').text()
if ($.inArray(checkfidel, selected) >= 0) {
$(this).addClass('back_greenB7F')
}else{
$(this).removeClass('back_greenB7F')
}
// Update vars
var checkfid = $(this).children('.fid').text();
var callsign = $(this).children('.callsign').text();
var lat = $(this).children('.lat').text()
var lon = $(this).children('.lon').text()
var hdg = $(this).children('.hdg').text()
var spd_kts = $(this).children('.spd_kts').text()
var model = get_model($(this).children('.model').text());
var an_ATC = is_atc(callsign,model);
if (an_ATC) {
$(this).addClass('back_yellowFF0');
atcCount++;
} else if (spd_kts < 10) {
$(this).addClass('gray666');
}
// Update check
if ($.inArray(checkfidel, flightshere) > -1) {
// Update the map
// For openlayers we have to change lat/lon order, grmbl
hdg = updatePlanes(checkfid, callsign, lon, lat, hdg, spd_kts, model);
// Update table
var checkfid2 = "\[id=\""+checkfid+"\"\]";
$(checkfid2).replaceWith($(this));
} else {
//console.log("Flight to add: "+flightsdata[i].children('.callsign').text())
// TODO: If a column sort is active, sortcolumn.length, then should
// add this at the correct place in the list, using maybe
// insertBefore, rather than just append it...
addFlight($(this))
}
});
}
// REMOVE: Have a look what needs to be removed and add it to the removal array
$('.fid').each( function() {
var fidrem = $(this).children().text()
if ($.inArray(fidrem, datafids) < 0) {
removal.push(fidrem)
}
//if ($.inArray(fidrem, flightsdata) > -1) {
//}
});
removeFlights();
// update information line
// ========================
// var inf = $('#info_line');
currCount = flightsdata.length;
info_line = "Active " + currCount
if (atcCount > 0) {
info_line += " (ATC " + atcCount + ")";
}
if (currCount > maxCount) {
maxCount = currCount;
}
if (maxCount > currCount)
info_line += " (max. " + maxCount + ")";
info_line += ' z='+curr_zoom;
$("#info_line").html(info_line);
// ========================
// Showing the heading with background image
if (add_heading_img) {
$('.hdg').each( function() {
var value = $(this).children('p').text()
if (between(value,0,22) || between(value,293,360)) {
$(this).addClass('hdg_n')
} else if (between(value,23,67)) {
$(this).addClass('hdg_ne')
} else if (between(value,68,112)) {
$(this).addClass('hdg_e')
} else if (between(value,113,157)) {
$(this).addClass('hdg_se')
} else if (between(value,158,202)) {
$(this).addClass('hdg_s')
} else if (between(value,203,247)) {
$(this).addClass('hdg_sw')
} else if (between(value,248,292)) {
$(this).addClass('hdg_w')
}
});
}
$('.flightrow').hover(
function() {
$(this).addClass('back_grayCCC')
},
function() {
$(this).removeClass('back_grayCCC')
}
);
// Select a flight in the list
$('.flightrow').click(
function() {
var check = $(this).children('.fid').text();
if ($.inArray(check, selected) < 0) {
$(this).addClass('back_greenB7F');
selected.push(check);
zoomToBoundsSelected(selected);
var fid = $(this).children('.fid').text();
var callsign = $(this).children('.callsign').text();
var model = $(this).children('.model').text();
var lon = $(this).children('.lon').text();
var lat = $(this).children('.lat').text();
var alt = $(this).children('.alt_ft').text();
var hdg = $(this).children('.hdg').text();
//var url = "show-one.html?fid="+fid+"&callsign="+callsign+"&model="+model+
// "&lon="+lon+"&lat="+lat+"&alt="+alt+"&hdg="+hdg;
var url2 = "tracker.html?fid="+fid+"&callsign="+callsign+"&model="+model+
"&lon="+lon+"&lat="+lat+"&alt="+alt+"&hdg="+hdg;
//var spec = 'width=1024,height=768'; // should it be a fixed size, or
var spec = 'fullscreen=yes';
// other specs ???? - should be a FULL normal window
spec += ',location=yes'; // Whether or not to display the address field
spec += ',menubar=yes'; // Whether or not to display the menu bar
spec += ',resizable=yes'; // Whether or not the window is resizable
spec += ',scrollbars=yes'; // Whether or not to display scroll bars
spec += ',status=yes'; // Whether or not to add a status bar
spec += ',titlebar=yes'; // Whether or not to display the title bar. Ignored unless the calling application is an HTML Application or a trusted dialog box
spec += ',toolbar=yes'; // Whether or not to display the browser toolbar
var msg = "Click: ";
if (is_atc(callsign,model)) {
// tracking of ATC, since they do NOT move!!!
// TODO: in tracker.html want to ADD nearby moving aircraft
url2 += '&zoom='+def_atc;
msg += 'ATC: ';
} else {
//window.open(url,model,spec);
url2 += '&zoom='+def_zoom;
}
msg += "url: "+url2;
console.log(msg);
window.open(url2,model,spec);
} else {
$(this).removeClass('back_greenB7F');
var index = selected.indexOf($(this).children('.fid').text());
selected.splice(index,1);
$(this).removeClass('back_greenB7F');
}
} // function
); // CLICK FUNCTION
}); // END document ready
// Reload data around 2 sec (1800 ms, cf-client updates 1000)
// setTimeout("sendRequest('"+cf_url+"')", cf_to);
} // END if this.readyState
} // END workData()
// ----------------------------------------------------------------------------------------------
// initial loading in document body now, but we set first load flag here
// ----------------------------------------------------------------------------------------------
firstload = 0 // means it’s not the first load anymore ;-)
// ----------------------------------------------------------------------------------------------
// Helpers
// ----------------------------------------------------------------------------------------------
// XMLHttpRequest handling
function getXMLHttpRequest() {
var httpReq = null;
if (window.XMLHttpRequest) {
httpReq = new XMLHttpRequest();
}
else if (typeof ActiveXObject != "undefined") {
httpReq = new ActiveXObject("Microsoft.XMLHTTP")
}
return httpReq;
}
function sendRequestCB(url,callback) {
var req = getXMLHttpRequest();
if (req !== null) {
req.onreadystatechange = callback;
req.open("GET", url);
req.send(null);
} else {
alert("Your browser does not support an XMLHttpRequest object. No updates will happen!");
}
}
function sendRequest(url) {
sendRequestCB(url,workData);
}
function valInArray(s,a) {
var i, t;
var max = a.length;
for (i = 0; i < max; i++) {
t = a[i];
if ( s == t ) {
return true;
}
}
return false;
}
/////////////////////////////////////////////////////////////////////////////////////////////
// TRACKER
function requestFile( fname, callback ) {
var xmlhttp = new XMLHttpRequest();
xmlhttp.open( 'GET', fname, true );
xmlhttp.onreadystatechange = callback;
xmlhttp.send( null );
}
// Add historic tracker path
var dot_style = {
strokeColor: '#008000',
strokeOpacity: 0.5,
strokeWidth: 2,
fill: false
};
function tr_putDotatPos(pos) {
var radius = 50; // TODO: what SIZE should the DOT be? probably should DEPEND on zoom???
// distance to vertex, in map units
var sides = 20; // docs say '20 approximates a circle'... so ...
var point = new OpenLayers.Geometry.Point(pos.lon, pos.lat);
var circle = OpenLayers.Geometry.Polygon.createRegularPolygon(
point,
radius,
sides,
0 );
var featurecircle = new OpenLayers.Feature.Vector(circle, null, dot_style);
pointLayer.addFeatures([featurecircle]);
}
function tr_putDot(lat,lon) {
var pos = new OpenLayers.LonLat(lon,lat).transform( fromProjection, toProjection);
tr_putDotatPos(pos);
}
function tr_paintLine( mapfid, lat1, lon1, lat2, lon2, style ) {
var points = new Array(
new OpenLayers.Geometry.Point(lon1,lat1).transform( fromProjection, toProjection ),
new OpenLayers.Geometry.Point(lon2,lat2).transform( fromProjection, toProjection )
);
var line = new OpenLayers.Geometry.LineString(points);
var lineFeature = new OpenLayers.Feature.Vector(line, null, style);
lineFeature.id = mapfid; // give the line a id=fid to be able to find and delete it
// TODO: Is there a problem giving the 'same' id to many lines??? I hope not...
trackLayer.addFeatures([lineFeature]);
}
function tr_putLine( mapfid, lat1, lon1, lat2, lon2 ) {
var red_style = {
strokeColor: '#008000',
strokeOpacity: 0.5,
strokeWidth: 2,
fill: false
};
tr_paintLine( mapfid, lat1, lon1, lat2, lon2, red_style );
}
/* ==================================================================
Example json
{"header":
{"request_time_raw":1387105903,"request_time":"2013-12-15 19:11:43+0800"},
"data":
{"pilot":[
{"callsign":"ECHO1","flight_id":"5095014","model":"C-5","start_time":"2013-12-15 16:09:05+08","start_time_raw":"1387094945",
"wpt":[