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node-red-contrib-jwht-map/worldmap/index3d.html

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Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
2018-07-01 23:35:35 +08:00
<!DOCTYPE html>
<html>
<head>
<title>Node-RED 3D Map all the Things</title>
tidy index html files
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<meta charset='utf-8' />
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
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<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no'/>
Fix node label to not truncate path
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
tidy index html files
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<script src="leaflet/sockjs.min.js"></script>
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
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<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.46.0/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.46.0/mapbox-gl.css' rel='stylesheet'/>
<style>
body { margin:0; padding:0; }
#map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<div id='map'></div>
<script>
re-organise html file to make re-use easier (more to come)
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// If you have a mapbox API key it may be better to use that - uncomment these lines and comment out the mbstyle below.
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
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// mapboxgl.accessToken = 'insert your key here';
// var mbstyle = 'mapbox://styles/mapbox/streets-v9';
var mbstyle = 'https://data.osmbuildings.org/0.2/anonymous/style.json';
var map = new mapboxgl.Map({
container: 'map',
style: mbstyle,
center: [-1.3971, 51.0259],
zoom: 16,
pitch: 40,
bearing: 20,
attributionControl: true
});
var people = {};
map.on('load', function() {
var layers = map.getStyle().layers;
var firstSymbolId;
for (var i = 0; i < layers.length; i++) {
if (layers[i].type === 'symbol') {
firstSymbolId = layers[i].id;
break;
}
}
/// Add the base 3D buildings layer
map.addLayer({
'id': '3d-buildings',
'source': 'composite',
'source-layer': 'building',
'filter': ['==', 'extrude', 'true'],
'type': 'fill-extrusion',
'minzoom': 15,
'paint': {
'fill-extrusion-color': '#ddd',
'fill-extrusion-height': [
"interpolate", ["linear"], ["zoom"],
15, 0, 15.05, ["get", "height"]
],
'fill-extrusion-base': [
"interpolate", ["linear"], ["zoom"],
15, 0, 15.05, ["get", "min_height"]
],
'fill-extrusion-opacity': .3
}
}, firstSymbolId);
// ---- Connect to the Node-RED Events Websocket --------------------
var connect = function() {
ws = new SockJS(location.pathname.split("index")[0] + 'socket');
ws.onopen = function() {
console.log("CONNECTED");
// if (!inIframe) {
// document.getElementById("foot").innerHTML = "<font color='#494'>"+ibmfoot+"</font>";
// }
ws.send(JSON.stringify({action:"connected"}));
};
ws.onclose = function() {
console.log("DISCONNECTED");
// if (!inIframe) {
// document.getElementById("foot").innerHTML = "<font color='#900'>"+ibmfoot+"</font>";
// }
setTimeout(function() { connect(); }, 2500);
};
ws.onmessage = function(e) {
var data = JSON.parse(e.data);
//console.log("GOT",data);
if (Array.isArray(data)) {
//console.log("ARRAY");
for (var prop in data) {
if (data[prop].command) { doCommand(data[prop].command); delete data[prop].command; }
if (data[prop].hasOwnProperty("name")) { setMarker(data[prop]); }
else { console.log("SKIP A",data[prop]); }
}
}
else {
if (data.command) { doCommand(data.command); delete data.command; }
if (data.hasOwnProperty("name")) { setMarker(data); }
else { console.log("SKIP",data); }
}
};
}
console.log("CONNECT TO",location.pathname + 'socket');
connect();
var doCommand = function(c) {
console.log("CMD",c);
// Add our own overlay geojson layer if necessary
if (c.hasOwnProperty("map") && c.map.hasOwnProperty("geojson") && c.map.hasOwnProperty("overlay")) {
addGeo(c.map.overlay,c.map.geojson);
}
var clat,clon;
if (c.hasOwnProperty("lat")) { clat = c.lat; }
if (c.hasOwnProperty("lon")) { clon = c.lon; }
if (clat && clon) { map.setCenter([clon,clat]); }
if (c.hasOwnProperty("zoom")) { map.setZoom(c.zoom); }
if (c.hasOwnProperty("pitch")) { map.setPitch(c.pitch); }
if (c.hasOwnProperty("bearing")) { map.setBearing(c.bearing); }
}
var addGeo = function(o,g) {
map.addLayer({
'id': o,
'type': 'fill-extrusion',
'source': {
'type': 'geojson',
'data': g
},
'paint': {
// https://www.mapbox.com/mapbox-gl-js/style-spec/#expressions
'fill-extrusion-color': ['get', 'color'],
'fill-extrusion-height': ['get', 'height'],
'fill-extrusion-base': ['get', 'base_height'],
'fill-extrusion-opacity': 0.5
}
});
}
var setMarker = function(d) {
align 3d shapes with direction
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if (d.hasOwnProperty("area")) { return; } // ignore areas for now.
console.log("DATA",d);
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
2018-07-01 23:35:35 +08:00
if (people.hasOwnProperty(d.name)) {
map.getSource(d.name).setData(getPoints(d)); // Just update existing marker
}
else { // it's a new thing
people[d.name] = d;
map.addLayer({
'id': d.name,
'type': 'fill-extrusion',
'source': {
'type': 'geojson',
'data': getPoints(d)
},
'paint': {
// https://www.mapbox.com/mapbox-gl-js/style-spec/#expressions
'fill-extrusion-color': ['get', 'color'],
'fill-extrusion-height': ['get', 'height'],
'fill-extrusion-base': ['get', 'base_height'],
'fill-extrusion-opacity': 1
}
},firstSymbolId);
}
}
change 3d blobs colors based on SIDC
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var lookupColor = function(s) {
var c = s.charAt(1);
if (c === "F") { return "#79DFFF"; }
if (c === "N") { return "#A4FFA3"; }
if (c === "U") { return "#FFFF78"; }
if (c === "H") { return "#FF7779"; }
}
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
2018-07-01 23:35:35 +08:00
// create the points for the marker and return the geojson
var getPoints = function(p) {
var fac = 0.000007; // basic size for bock icon in degrees....
var thing = "";
if (p.hasOwnProperty("icon")) {
if (p.icon.indexOf("male") !== -1) { thing = "person"; }
}
change 3d blobs colors based on SIDC
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if (p.hasOwnProperty("SIDC")) {
if (p.SIDC.indexOf("SFGPU") !== -1) { thing = "person"; }
if (p.SIDC.indexOf("SFGPUC") !== -1) { thing = "block"; }
p.iconColor = lookupColor(p.SIDC);
}
if (p.hasOwnProperty("sidc")) {
if (p.sidc.indexOf("SFGPU") !== -1) { thing = "person"; }
if (p.SIDC.indexOf("SFGPUC") !== -1) { thing = "block"; }
p.iconColor = lookupColor(p.sidc);
}
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
2018-07-01 23:35:35 +08:00
var t = p.type || thing;
var base = p.height || 0;
if (t === "person") { tall = 3; } // person slightly tall and thin
else if (t === "bar") { base = 0; tall = p.height; } // bar from ground to height
else if (t === "block") { fac = fac * 4; tall = 5; } // block large and cube
else { tall = 2; fac = fac * 2; } // else small cube
change 3d blobs colors based on SIDC
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//console.log({p},{t},{fac},{base},{tall});
align 3d shapes with direction
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var sin = 1;
var cos = 0;
if (p.hasOwnProperty("hdg")) {
sin = Math.sin((90 - p.hdg) * Math.PI / 180);
cos = Math.cos((90 - p.hdg) * Math.PI / 180);
}
var dx = 1 * cos - 1 * sin;
var dy = 1 * sin + 1 * cos;
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
2018-07-01 23:35:35 +08:00
var d = {
"type": "Feature",
"properties": {
"name": p.name,
"type": t,
"color": p.iconColor || "#910000",
"height": base + tall,
"base_height": base
},
"geometry": {
"type": "Polygon",
"coordinates": [
[
align 3d shapes with direction
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[ p.lon + (fac * dx ) / Math.cos( Math.PI / 180 * p.lat ), p.lat + (fac * dy) ],
[ p.lon - (fac * dy ) / Math.cos( Math.PI / 180 * p.lat ), p.lat + (fac * dx) ],
[ p.lon - (fac * dx ) / Math.cos( Math.PI / 180 * p.lat ), p.lat - (fac * dy) ],
[ p.lon + (fac * dy ) / Math.cos( Math.PI / 180 * p.lat ), p.lat - (fac * dx) ],
[ p.lon + (fac * dx ) / Math.cos( Math.PI / 180 * p.lat ), p.lat + (fac * dy) ],
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
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]
]
}
}
return d;
}
document.addEventListener ("keydown", function (ev) {
if (ev.ctrlKey && ev.altKey && ev.code === "Digit3") {
ws.close();
let icons be draggable (if so enabled)
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//window.onbeforeunload = null;
Add KML and TOPOJSON,- bump to 1.3.0 Add 3d buildings as a new page
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window.location.href = "index.html";
}
});
});
</script>
</body>
</html>
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