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: 'Foot (CloudMade)',
   8         draggable: false,
   9         CM_SPRITE_MAP: {
  10                 "C": 1,
  11                 "TL": 7,
  12                 "TSLL": 8,
  13                 "TSHL": 6,
  14                 "TR": 3,
  15                 "TSLR": 2,
  16                 "TSHR": 4,
  17                 "TU": 5
  18         }, // was half expecting to see TLDR in there
  19         getRoute: function(final,points) {
  20                 var url="http://routes.cloudmade.com/8ee2a50541944fb9bcedded5165f09d9/api/0.3/";
  21                 var p=[];
  22                 for (var i=0; i<points.length; i++) {
  23                         p.push(points[i][0]);
  24                         p.push(points[i][1]);
  25                 }
  26                 url+=p.join(',');
  27                 url+="/foot.js";
  28                 this.requestJSONP(url+"?callback=");
  29         },
  30         gotRoute: function(router,data) {
  31                 router.setPolyline(data.route_geometry);
  32                 // Assemble instructions
  33                 var steps=[];
  34                 for (i=0; i<data.route_instructions.length; i++) {
  35                         var s=data.route_instructions[i];
  36                         steps.push([data.route_geometry[s[2]], this.CM_SPRITE_MAP[s[7]], s[0], s[1]]);
  37                 }
  38                 router.setItinerary({ steps: steps });
  39         }
  40 });
  41