app/assets/javascripts/routing_engines/cloudmade_foot.js

   1 // CloudMade foot engine
   2 // *** again, this should be shared from a Cloudmade library somewhere
   3 // *** this API key is taken from some example code, not for real live use!
   4 // http://cloudmade.com/documentation/routing
   5
   6 OSM.RoutingEngines.list.push({
   7         name: "javascripts.directions.engines.cloudmade_foot",
   8         creditline: 'Directions courtesy of <a href="http://cloudmade.com/products/routing" target="_blank">Cloudmade</a>',
   9         draggable: false,
  10         CM_SPRITE_MAP: {
  11                 "C": 1,
  12                 "TL": 7,
  13                 "TSLL": 8,
  14                 "TSHL": 6,
  15                 "TR": 3,
  16                 "TSLR": 2,
  17                 "TSHR": 4,
  18                 "TU": 5
  19         }, // was half expecting to see TLDR in there
  20         getRoute: function(isFinal,points) {
  21                 var url="http://routes.cloudmade.com/8ee2a50541944fb9bcedded5165f09d9/api/0.3/";
  22                 var p=[];
  23                 for (var i=0; i<points.length; i++) {
  24                         p.push(points[i][0]);
  25                         p.push(points[i][1]);
  26                 }
  27                 url+=p.join(',');
  28                 url+="/foot.js";
  29         url+="?lang=" + I18n.currentLocale();
  30                 this.requestJSONP(url+"&callback=");
  31                 return true;
  32         },
  33         gotRoute: function(router,data) {
  34                 router.setPolyline(data.route_geometry);
  35                 // Assemble instructions
  36                 var steps=[];
  37                 for (i=0; i<data.route_instructions.length; i++) {
  38                         var s=data.route_instructions[i];
  39                         steps.push([data.route_geometry[s[2]], this.CM_SPRITE_MAP[s[7]], s[0], s[1]]);
  40                 }
  41                 router.setItinerary({ steps: steps });
  42         }
  43 });
  44