private static ILayer CreateHoverLayer(BoundingBox envelope)
 {
     return(new Layer(HoverLayerName)
     {
         DataSource = RandomPointHelper.CreateProviderWithRandomPoints(envelope, 25, 8),
         Style = CreateHoverSymbolStyle()
     });
 }
 private static ILayer CreateInfoLayer(BoundingBox envelope, Color color = null)
 {
     return(new Layer(InfoLayerName)
     {
         DataSource = RandomPointHelper.CreateProviderWithRandomPoints(envelope, 25, 7),
         Style = CreateSymbolStyle(color)
     });
 }