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sample-lu5-zoom.html
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<!DOCTYPE html>
<html>
<head>
<title></title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="css/bootstrap.min.css" rel="stylesheet" media="screen">
<link href="css/app.css" rel="stylesheet" media="screen">
<link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.css" />
<style type="text/css">
#map .leaflet-container,
#map .leaflet-tile-container {
cursor: pointer;
}
</style>
</head>
<body>
<div id="map"></div>
<script src="http://code.jquery.com/jquery.js"></script>
<!--<script src="http://libs.cartocdn.com/cartodb.js/v3/3.12/cartodb.js"></script>-->
<script src="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.js"></script>
<script src="http://cdn-geoweb.s3.amazonaws.com/esri-leaflet/1.0.0-rc.5/esri-leaflet.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/bluebird/2.9.13/bluebird.min.js"></script>
<script type="text/javascript">
/*globals L, cartodb: true */
$(function(){
var map = L.map('map').setView([37.77493,-122.419416], 10);
var baseLayer = L.tileLayer('http://a.tiles.mapbox.com/v3/matth.map-zmpggdzn/{z}/{x}/{y}.png');
map.addLayer(baseLayer);
var allLayers = 'http://gis.mtc.ca.gov/mtc/rest/services/VitalSigns/LU5_Greenfield_1992_2012/MapServer/11/query';
var options = {
maxZoom: 13
};
var layer1992 = new L.TileLayer('http://gis.mtc.ca.gov/mtc/rest/services/VitalSigns/greenfield_1992_cache/MapServer/tile/{z}/{y}/{x}', options).addTo(map);
var layer1994 = new L.TileLayer('http://gis.mtc.ca.gov/mtc/rest/services/VitalSigns/greenfield_1994_cache/MapServer/tile/{z}/{y}/{x}', options).addTo(map);
map.on('zoomend', function(e) {
console.log(map.getZoom());
});
// When the map is clicked, display the development year.
map.on('click', function(event) {
var options = {
f: 'json',
geometryType: 'esriGeometryPoint',
inSR: '4326',
outFields: '*',
spatialRel: 'esriSpatialRelIntersects',
geometry: event.latlng.lng + ',' + event.latlng.lat
};
$.get(allLayers, options).done(function(response) {
var data = JSON.parse(response);
// If we got data, let's open a popup
if (data.features.length > 0) {
var popup = L.popup()
.setLatLng(event.latlng)
.setContent('This area was developed in ' + data.features[0].attributes.YEAR);
map.openPopup(popup);
}
});
});
// Add the pre-1990 layer
// var esriLayer = new L.TileLayer('http://gis.mtc.ca.gov/mtc/rest/services/VitalSigns/LU5_Greenfield_1990_Cache/MapServer/tile/{z}/{y}/{x}').addTo(map);
$.ajax({
url: 'https://localdata.cartodb.com/api/v1/map',
type: 'GET',
dataType: 'jsonp',
data: {
config: JSON.stringify({
version: '1.0.1',
layers:[{
type:'cartodb',
options:{
sql: 'select * from lu5_greenfield_1990',
cartocss: '#lu5_greenfield_1990 { polygon-fill: #9fa1a4; } ',
cartocss_version: '2.1.1',
interactivity: ['cartodb_id']
}
}]
})
}
}).done(function(data) {
var url = 'https://' + data.cdn_url.https +
'/localdata/api/v1/map/' + data.layergroupid +
'/{z}/{x}/{y}.png';
var layer = L.tileLayer(url).addTo(map);
});
// Define the years and colors we'll want to add.
var layerDefs = [{
year: '1992',
color: '#4B2D73'
},
{
year: '1994',
color: '#2D882D'
},
{
year: '1996',
color: '#AA3939'
},
{
year: '1998',
color: '#592A71'
},
{
year: '2000',
color: '#AA6E39'
},
{
year: '2002',
color: '#2F4172'
},
{
year: '2004',
color: '#236167'
},
{
year: '2006',
color: '#2D882D'
},
{
year: '2008',
color: '#226666'
},
{
year: '2010',
color: '#4B2D73'
},
{
year: '2012',
color: '#592A71'
}];
// Start loading all the layers
var tileSets = [];
var i;
for (i = 0; i < layerDefs.length; i++) {
var layer = 'lu5_greenfield_' + layerDefs[i].year;
// Set up the request to get the tiles
var p = Promise.resolve($.ajax({
url: 'https://localdata.cartodb.com/api/v1/map',
type: 'GET',
dataType: 'jsonp',
data: {
config: JSON.stringify({
version: '1.0.1',
layers:[{
type:'cartodb',
options:{
sql: 'select * from ' + layer,
cartocss: '#' + layer + ' { polygon-fill: ' + layerDefs[i].color + '; } ',
cartocss_version: '2.1.1',
interactivity: ['cartodb_id']
}
}]
})
}
}));
tileSets.push(p);
}
// Load all the layers (but don't add them to the map until we need them)
// Promise.all(tileSets).then(function(data) {
//
// var layersByYear = {};
//
// // Create each of the layers.
// for (i = 0; i < data.length; i++) {
// var url = 'https://' + data[i].cdn_url.https +
// '/localdata/api/v1/map/' + data[i].layergroupid +
// '/{z}/{x}/{y}.png';
// var layer = L.tileLayer(url);
//
// // Save the layers by year
// var year = layerDefs[i].year;
// layersByYear[year] = layer;
// }
//
// // Add 1992 to the map
// layersByYear['1992'].addTo(map);
// });
});
</script>
</body>
</html>