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belfast-2016-07-12-v2.html
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<!doctype html>
<html>
<head>
<title>Belfast 2016-07-12</title>
<meta charset="utf-8">
<style>
html, body {
height: 100%;
padding: 0;
margin: 0;
background: rgb(14, 21, 30);
height: 100%;
font-family: Tahoma, Geneva, Verdana, sans-serif;
font-size:12px;
color:#808080;
}
#map {
position: absolute;
height: 100%;
width: 100%;
background-color: #333;
}
iframe {
width:500px;
height:500px;
}
.leaflet-popup-content {
width:auto !important;
min-width: 185px;
}
#loading {
background: url(default.gif) no-repeat center;
pointer-events: none;
position: absolute;
height: 200px;
width: 200px;
z-index: 100;
top: 50%;
left: 50%;
margin-left: -100px;
margin-top: -100px;
border: 5px solid #333;
border-radius: 200px;
}
.info {
padding: 6px 8px;
font: 14px/16px Arial, Helvetica, sans-serif;
background: white;
background: rgba(255,255,255,0.8);
box-shadow: 0 0 15px rgba(0,0,0,0.2);
border-radius: 5px;
}
.info h4 {
margin: 0 0 5px;
color: #777;
}
.legend {
line-height: 18px;
color: #555;
}
.legend i {
width: 18px;
height: 18px;
float: left;
margin-right: 8px;
opacity: 0.95;
}
</style>
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.2/leaflet.css" />
<script src="http://cdn.leafletjs.com/leaflet-0.7.2/leaflet.js"></script>
<script type="text/javascript" src="http://maps.stamen.com/js/tile.stamen.js?v1.3.0"></script>
<script>
var leafletMap;
var paradesdata;
var colors = ['#ffffe0','#fffbd7','#fff7cf','#fff3c8','#ffeec1','#ffeaba','#ffe6b2','#ffe2ac','#ffdea7','#ffd9a0','#ffd59b','#ffd095','#ffcb91','#ffc68c','#ffc288','#ffbd84','#ffb880','#ffb47d','#ffae79','#ffa976','#ffa474','#ff9f71','#ff9a6e','#ff946c','#fe906a','#fd8b69','#fb8767','#f98266','#f87d64','#f67862','#f47461','#f26f60','#f06a5e','#ee655d','#eb615b','#e95c5a','#e75758','#e45356','#e14f55','#de4a53','#db4551','#d8414f','#d53c4c','#d1384a','#cf3447','#cb2f44','#c72b42','#c4273e','#c0223b','#bc1e38','#b81b34','#b41730','#b0122c','#ac0f28','#a70b24','#a2071f','#9e051b','#9a0215','#95010f','#900008','#8b0000'];
var tileLayers = {
"toner": new L.StamenTileLayer("toner", { detectRetina: true, zIndex: 0 }),
"watercolor": new L.StamenTileLayer("watercolor", { detectRetina: true, zIndex: 0 }),
"dark": new L.tileLayer("http://{s}.sm.mapstack.stamen.com/(toner-background,$fff[difference],$fff[@23],$fff[hsl-saturation@20],toner-lines[destination-in])/{z}/{x}/{y}.png", { detectRetina: true, zIndex: 0 }),
"osm": new L.tileLayer("http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", { detectRetina: true, zIndex: 0 })
}
var currentTileLayer = "toner";
var paradesLayer;
var ready = {
'paradesLayerLoaded': false,
}
var initJsonData;
function isReady(callback) {
var keys = Object.keys(ready);
var r = true;
for (var i = 0; i < keys.length; i++) {
if (!ready[keys[i]]) {
r = false;
}
}
if (r) {
var el = document.getElementById('loading');
el.style['display'] = 'none';
}
return r;
}
function getInit(hash, url, callback) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url + '/' + hash + '.json');
xhr.setRequestHeader('Content-Type', 'application/json;charset=UTF-8');
xhr.onload = function() {
if (callback) {
callback(xhr.responseText);
}
}
xhr.send();
}
var setParadesLayer = function(newValue) {
if (newValue) {
leafletMap.addLayer(paradesLayer);
} else {
leafletMap.removeLayer(paradesLayer);
}
showParades = newValue;
}
function initMap() {
var leafletMap = L.map('map').setView([54.5975, -5.9226], 12); // Init the default view
leafletMap.addLayer(tileLayers[currentTileLayer]);
ready['mapLoaded'] = true;
if (isReady()) {
console.log('Ready');
initData(initJsonData);
}
return leafletMap;
}
function get(url, callback) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url);
xhr.onload = function() {
if (callback) {
var data = JSON.parse(xhr.responseText);
callback(data);
}
}
xhr.send();
}
function parseJson(txt) {
var data = JSON.parse(txt);
console.log(data);
ready['initFileLoaded'] = true;
initJsonData = data;
if (isReady()) {
console.log('Ready');
initData(initJsonData);
}
}
function style(feature) {
return {
fillColor: feature.properties.color,
weight: 2,
opacity: 1,
color: feature.properties.color
};
}
function loadGeoJSON(data) {
paradesdata = data;
// Set a default style for out the polygons will appear
var defaultStyle = {
color: "#D94F24",
weight: 2,
opacity: 1.0,
fillOpacity: 1.0,
fillColor: "#ff0000"
};
var highlightStyle = {
color: '#D94F24',
weight: 4,
opacity: 1.0,
fillOpacity: 1.0,
fillColor: '#999999'
};
var onEachFeature = function (feature, layer) {
s = style(feature);
layer.setStyle(s);
layer.on("mouseover", function (e) {
// Change the style to the highlighted version
layer.setStyle(highlightStyle);
});
layer.on("mouseout", function (e) {
// Start by reverting the style back
layer.setStyle(defaultStyle);
});
layer.on("click", function (e) {
// Change the style to the highlighted version
console.log(feature);
});
contentStr = "<div class=\"stats\">";
contentStr += "<h3>" + feature.properties['PEACELINE'] + "</h3>";
contentStr += "</div>";
layer.bindPopup(contentStr);
}
paradesLayer = L.geoJson(data, {
// And link up the function to run when loading each feature
onEachFeature: onEachFeature,
zIndex: 10
});
leafletMap.addLayer(paradesLayer);
ready['paradesLayerLoaded'] = true;
if (isReady()) {
console.log('Ready');
}
}
function init() {
leafletMap = initMap();
get('belfast-2016-07-12-colors.geojson', loadGeoJSON);
}
document.addEventListener('DOMContentLoaded', init, false);
</script>
</head>
<body>
<div id="map"></div>
<div id="loading"></div>
</body>
</html>