Created
February 17, 2013 01:58
-
-
Save tokumine/4969693 to your computer and use it in GitHub Desktop.
(enable geo access plz). Customizable mimic of howbigreally.com
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Grandiose</title> | |
| <style> | |
| body, html{ | |
| height:100%; | |
| margin:0; | |
| padding:0; | |
| } | |
| #map-canvas{ | |
| width:100%; | |
| height:90%; | |
| } | |
| </style> | |
| <script type="text/javascript" | |
| src="http://maps.googleapis.com/maps/api/js?v=3.exp&sensor=true&libraries=geometry"> | |
| </script> | |
| <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v2/themes/css/cartodb.css" /> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script> | |
| <script src="http://libs.cartocdn.com/cartodb.js/v2/cartodb.js"></script> | |
| <script> | |
| $(document).ready(function(){ | |
| var user = 'simon'; | |
| var table = 'tanganyika'; | |
| var mapOptions = { | |
| center: new google.maps.LatLng(-34.397, 150.644), | |
| zoom: 8, | |
| mapTypeId: google.maps.MapTypeId.ROADMAP | |
| }; | |
| var map = new google.maps.Map(document.getElementById("map-canvas"), | |
| mapOptions); | |
| var pos; | |
| if (navigator.geolocation) { | |
| navigator.geolocation.getCurrentPosition(function(a){ | |
| pos = a; | |
| var sql = new cartodb.SQL({ user: user }); | |
| sql.execute('select st_x(ST_Centroid(the_geom)) as x, st_y(ST_Centroid(the_geom)) as y from tanganyika').done(function(bounds) { | |
| bounds = bounds.rows[0]; | |
| var dif_lat = bounds.y-pos.coords.latitude; | |
| var dif_lon = bounds.x-pos.coords.longitude; | |
| sql.execute("select st_AsGeoJSON(the_geom) from {{table}}", { table: table}) | |
| .done(function(data) { | |
| _.each(data.rows, function(o){ | |
| var center = new google.maps.LatLng(pos.coords.latitude, pos.coords.longitude); //new google.maps.LatLng(o.st_y, o.st_x); | |
| map.setCenter(center); | |
| map.setZoom(6); | |
| // generate transposed coordinates for polygon | |
| var coords = JSON.parse(o.st_asgeojson).coordinates[0][0]; | |
| var poly = []; | |
| _.each(coords, function(c){ | |
| poly.push(new google.maps.LatLng(c[1]-dif_lat, c[0]-dif_lon)); | |
| }); | |
| var mypoly = new google.maps.Polygon({ | |
| paths: poly, | |
| strokeColor: '#FF0000', | |
| strokeOpacity: 0.8, | |
| strokeWeight: 3, | |
| fillColor: '#FF0000', | |
| fillOpacity: 0.35, | |
| geodesic: true, | |
| draggable: true | |
| }); | |
| mypoly.setMap(map); | |
| }); | |
| }) | |
| .error(function(errors) { | |
| // errors contains a list of errors | |
| console.log("error:" + err); | |
| }) | |
| }); | |
| }, function(){}); | |
| } else { | |
| console.log('not supported'); | |
| } | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <h1>How big is Lake Tanganyika, Tanzania? (draggable)</h1> | |
| <div id="map-canvas"></div> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment