@gb-maps/core

Parsing library for KML and OSM.

Getting Started

npm install @gb-maps/core

import { convert } from '@gb-maps/core';

// some sample keyhole markup data
const kml = `<kml xmlns="http://www.opengis.net/kml/2.2">
<Document>
  <Folder>
    <name>Folder 1</name>
    <Placemark>
      <name>Place 1</name>
      <Point>
        <coordinates>-90.86,48.25,0</coordinates>
      </Point>
    </Placemark>
    <Placemark>
      <name>Place 2</name>
      <Point>
        <coordinates>-90.96,48.15,0</coordinates>
      </Point>
    </Placemark>
  </Folder>
</Document>
</kml>`;

// some sample open street maps data
const osm = `<?xml version='1.0' encoding='UTF-8'?>
<osm version='0.6'>
  <node id='300000001' visible='true' lat='34.07222' lon='-118.73425' />
  <node id='300000002' visible='true' lat='34.07234' lon='-118.73222' />
  <node id='300000003' visible='true' lat='34.06709' lon='-118.73467' />
  <node id='300000004' visible='true' lat='34.07245' lon='-118.73425' />
  <node id='300000005' visible='true' lat='34.06711' lon='-118.73647' />
  <node id='300000006' visible='true' lat='34.07222' lon='-118.73232' />
  <way id='way1'>
    <nd ref='300000003' />
    <nd ref='300000001' />
    <nd ref='300000005' />
    <tag k='name' v='Memorial Park' />
  </way>
</osm>`;

const doc = convert(osm)[0];

for (const path of doc.paths.values()) {
  for (const point of path.points.values()) {
    console.log(point);
  }
  for (const [k, v] of path.tags) {
    console.log(k, v);
  }
}