# OL3-ext: Layerswitcher image

A simple layer switcher control with image buttons to select the layers.

- The title or name layer's property is used to named the ol.layer in the switcher.
- displayInLayerSwitcher layer's property to cause layer to not display in the LayerSwitcher
- The baseLayer layer's property manage exclusive visibility on layers (only one base layer is shown at a time).

It use the layer.getPreview function.