public void SetBaseLayer(IDisplayableSource tileSource)
{
this.baseLayer = new DisplayableSourceCache(tileSource);
this.SetCreditString(tileSource.GetRendererCredit());
this.latentRegionHolder = null;
this.userRegionViewController = null;
this.InvalidateView();
}
public void ClearLayers()
{
this.baseLayer = null;
this.latentRegionHolder = null;
this.alphaLayers = new List<DisplayableSourceCache>();
this.SetCreditString(null);
}