Kergteed

[tormi]

Kergteede andmekiht GeoJSON'is, olemasolev/kavandatud/ettepanekud

• http://gis.stackexchange.com/questions/151108/an-overpass-query-for-osm-ways-both-part-of-a-relation-and-also-a-specific-tag

http://overpass-turbo.eu/

[out:json];
area
  ["EHAK:parishcode"="0727"]->.a;          // Redirect result to ".a"
out body qt;
(
  relation
    (area.a)                    // Use result from ".a"
    ["route"~"bicycle|foot"];
  way
    (area.a)                    // Use again result from ".a"
    ["highway"~"cycleway|footway|pedestrian"];
);
out body qt;
>;
out skel qt;

Muu

[out:json][timeout:100];

//find ways which are members of relation or have highway=cycleway
//and write them as a
(
  relation[route=bicycle]({{bbox}});
  way(r);
  way[highway=cycleway]({{bbox}});
)->.a;

(
  //take ways from a and filter them by surface=paved
  way.a[surface=paved];
  //union with ways from a with surface=asphalt
  way.a[surface=asphalt];

  //you could add more surface variants here
  //by adding way.a[surface=value];

  // get nodes for ways
  >;
);

out meta;

[tormi]

the reqwest library:

• https://astuntechnology.github.io/osgis-ol3-leaflet/leaflet/02-GEOJSON.html
• https://github.com/ded/reqwest