---
layout: example.html
title: Draw and Extend Features
shortdesc: Example of using the extend function of ol/interaction/Draw interaction.
docs: >
  Example of using the the extend function of Draw interaction. Select a geometry type from the
  dropdown above to start drawing. To finish drawing, click the last
  point. Click the green LineString Feature to extend coordinates to your drawing.
  Extending is supported for drawing LineStrings and Polygons.
tags: "draw, edit, freehand, vector"
---
<div id="map" class="map"></div>
<form class="form-inline">
  <label>Geometry type &nbsp;</label>
  <select id="type">
    <option value="LineString">LineString</option>
    <option value="Polygon">Polygon</option>
    <option value="None">None</option>
  </select>
</form>