Zoomify

This example uses OpenLayers v4.0.1. The latest is v.

#### Zoomify

Example of a Zoomify source.

Zoomify is a format for deep-zooming into high resolution images. This example shows how to use the Zoomify source with a pixel projection.

Related API documentation:

- ol.Map
,
- ol.View
,
- ol.layer.Tile
,
- ol.source.Zoomify

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Zoomify Example of a Zoomify source. var imgWidth = 9911; var imgHeight = 6100; var source = new ol.source.Zoomify({ url: 'http://vips.vtech.fr/cgi-bin/iipsrv.fcgi?zoomify=' + '/mnt/MD1/AD00/plan_CHU-4HD-01/FOND.TIF/', size: [imgWidth, imgHeight], crossOrigin: 'anonymous' }); var extent = [0, -imgHeight, imgWidth, 0]; var map = new ol.Map({ layers: [ new ol.layer.Tile({ source: source }) ], target: 'map', view: new ol.View({ // adjust zoom levels to those provided by the source resolutions: source.getTileGrid().getResolutions(), // constrain the center: center cannot be set outside this extent extent: extent }) }); map.getView().fit(extent); <div id="map" class="map"></div>

    <!DOCTYPE html>
    <html>
      <head>
        <title>Zoomify</title>
        <link rel="stylesheet" href="https://openlayers.org/en/v4.0.1/css/ol.css" type="text/css">
        <!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
        <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>
        <script src="https://openlayers.org/en/v4.0.1/build/ol.js"></script>
      </head>
      <body>
        <div id="map" class="map"></div>
        <script>
          var imgWidth = 9911;
          var imgHeight = 6100;

          var source = new ol.source.Zoomify({
            url: 'http://vips.vtech.fr/cgi-bin/iipsrv.fcgi?zoomify=' +
                '/mnt/MD1/AD00/plan_CHU-4HD-01/FOND.TIF/',
            size: [imgWidth, imgHeight],
            crossOrigin: 'anonymous'
          });
          var extent = [0, -imgHeight, imgWidth, 0];

          var map = new ol.Map({
            layers: [
              new ol.layer.Tile({
                source: source
              })
            ],
            target: 'map',
            view: new ol.View({
              // adjust zoom levels to those provided by the source
              resolutions: source.getTileGrid().getResolutions(),
              // constrain the center: center cannot be set outside this extent
              extent: extent
            })
          });
          map.getView().fit(extent);
        </script>
      </body>
    </html>