gist: 25524


  
    
      borders.js
    
    
      
      
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              $(document).ready(function() {
  var gmap = new GMap2(document.getElementById("map"));
  gmap.addControl(new GSmallMapControl());
  var startingPoint = new GLatLng(51.506325,-0.127144);
  gmap.setCenter(startingPoint, 13);
  
  var bounds = new GLatLngBounds();
  
  function displayPolygon(woeid, borderColor, fillColor) {
    $.getJSON('http://api.flickr.com/services/rest/?method=flickr.places.getInfo&api_key=get_your_own&woe_id=' + woeid + '&format=json&jsoncallback=?', function(data) {
    if(data.place.has_shapedata == 1) {
      
      $.each(data.place.shapedata.polylines.polyline, function(index,polyline) {
        thepoints = [];
        $.each(polyline._content.split(/ /), function(pindex, point) {
          lat = parseFloat(point.split(/,/)[0]);
          lng = parseFloat(point.split(/,/)[1]);
          thepoints[pindex] = new GLatLng(lat, lng);
        });
        
        var polyOptions = {geodesic:true};
        var polygon = new GPolygon(thepoints, borderColor, 5, 1, fillColor, 0.5, polyOptions);
        gmap.addOverlay(polygon);
        
        $.each(thepoints, function(pindex, point) {
          bounds.extend(point);
        });
      });
      
      if(!bounds.isEmpty()) {
        gmap.setCenter(bounds.getCenter(), gmap.getBoundsZoomLevel(bounds));
      }
    }
    });
  }
  
  displayPolygon(38629, "green", "lightgreen") // upper clapton
  displayPolygon(43295, "red", "pink"); // lower clapton
  displayPolygon(20089379, "blue", "lightblue"); // homerton
  displayPolygon(20094311, "orange", "yellow") // clapton
  displayPolygon(20089378, "purple", "purple")
  
});