---
layout: example.html
title: Custom Drag-and-Drop (MVT preview)
shortdesc: Example of using the drag-and-drop interaction with a custom format to preview MVT tiles.
docs: >
  Example of using the drag-and-drop interaction with a custom format to preview MVT tiles.
  In addition to the formats used in the [Drag-and-Drop](drag-and-drop.html) example individual MVT tiles can be previewed.
  There is no projection transform support, so this will only work with data in EPSG:4326 and EPSG:3857.
tags: "drag-and-drop, mvt"
---
<div id="map" class="map"></div>
<br />
<div class="tileCoord">
  <a id="download" download></a>
  <span>Tile coordinate&nbsp;&nbsp;</span>
  <span>&nbsp;z: <input type="number" id="tileCoordZ" value="6" /></span>
  <span>&nbsp;x: <input type="number" id="tileCoordX" value="30" /></span>
  <span>&nbsp;y: <input type="number" id="tileCoordY" value="20" /></span>
  <span>&nbsp;&nbsp;</span>
  <button id="download-mvt">Download sample</button>
</div>
<br />
<div id="info">&nbsp;</div>