ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / MappingExtensions Class / UpdateOverlay Method / UpdateOverlay(MapView,IDisposable,Geometry,CIMSymbolReference,Double,Double) Method
The view containing the overlay.
The IDisposable instance returned from an AddOverlay method call.
The geometry to be used for the update.
The symbol to use for the update.
Map reference scale or -1
Visibility factor for showing the overlay through other objects when obscured in 3D.
Valid range is [0..1], any other value will be treated as 0 (not visible).

In This Topic
    UpdateOverlay(MapView,IDisposable,Geometry,CIMSymbolReference,Double,Double) Method
    In This Topic
    Updates an overlay graphic for a feature on the map view.
    Syntax
    Public Overloads Shared Function UpdateOverlay( _
       ByVal mapView As MapView, _
       ByVal disposable As IDisposable, _
       ByVal geometry As Geometry, _
       ByVal symbol As CIMSymbolReference, _
       ByVal referenceScale As Double, _
       ByVal showThrough As Double _
    ) As Boolean

    Parameters

    mapView
    The view containing the overlay.
    disposable
    The IDisposable instance returned from an AddOverlay method call.
    geometry
    The geometry to be used for the update.
    symbol
    The symbol to use for the update.
    referenceScale
    Map reference scale or -1
    showThrough
    Visibility factor for showing the overlay through other objects when obscured in 3D.
    Valid range is [0..1], any other value will be treated as 0 (not visible).

    Return Value

    True if the overlay was updated. False otherwise.
    Requirements

    Target Platforms: Windows 11, Windows 10, Windows 8.1

    See Also