Class ViewerLayersToolbar

This class is the Layer Toolbar on the left of the viewer screen.

Displays buttons to change the background maps and manages the background maps list.
Displays also a geo location button and a zoom to travel button. See theViewerLayersToolbar for the one and only one instance of this class

Constructor

The constructor

Add a layer list to the list of available layers

Name	Type	Description
jsonLayers	JsonObject	The layer list to add

Creates the user interface

Set a layer as background map. If the layer is not found, the 'OSM - Color' layer is set

Name	Type	Description
layerName	String	The name of the layer to set or the index of theMapLayer in the #mapLayers

An array with the available MapLayer objects

The toolbar