/**
* Construct an elevation model given a key for a configuration source and the source's default value.
*
* @param key the key identifying the configuration property in {@link Configuration}.
* @param defaultValue the default value of the property to use if it's not found in {@link Configuration}.
*
* @return a new elevation model configured according to the configuration source.
*/
public static ElevationModel makeElevationModel(string key, string defaultValue)
{
if (key == null)
{
String msg = Logging.getMessage("nullValue.KeyIsNull");
throw new ArgumentException(msg);
}
object configSource = Configuration.getStringValue(key, defaultValue);
return((ElevationModel)BasicFactory.create(AVKey.ELEVATION_MODEL_FACTORY, configSource));
}
/**
* Creates a shapefile layer described by an XML layer description. This delegates layer construction to the factory
* class associated with the configuration key "gov.nasa.worldwind.avkey.ShapefileLayerFactory".
*
* @param domElement the XML element describing the layer to create. The element must contain the shapefile
* location, and may contain elements specifying shapefile attribute mappings, shape attributes to
* assign to created shapes, and layer properties.
* @param parameters any parameters to apply when creating the layer.
*
* @return a new layer
*/
protected Layer createShapefileLayer(Element domElement, AVList parameters)
{
return((Layer)BasicFactory.create(AVKey.SHAPEFILE_LAYER_FACTORY, domElement, parameters));
}