Method trimmedExtent

modules/core/MapSystem.js:874–892

* trimmedExtent * Set/Get the map extent, but include some padding for header, footer, etc. * @param extent? Extent Object to fit the map to * @return map extent -or- this

(extent)

   * @return map extent -or- this
   */
  trimmedExtent(extent) {
    if (extent === undefined) {
      const headerY = 72;
      const footerY = 30;
// Add 50px overscan experiment, see UISystem.js
// Maybe find a nicer way to include overscan and view padding into places like this.
      // const pad = 10;
      const pad = 70;
      const viewport = this.context.viewport;
      const [w, h] = viewport.dimensions;

      return new Extent(
        viewport.unproject([pad, h - footerY - pad]),  // bottom-left
        viewport.unproject([w - pad, headerY + pad])   // top-right
      );
    } else {
      return this.setMapParams(extent.center(), this.trimmedExtentZoom(extent));
    }
  }


  /**