<SerializableAttribute()>
Public Class SimpleMarkerSymbol 
   Inherits MarkerSymbol

Dim instance As SimpleMarkerSymbol

[SerializableAttribute()]
public class SimpleMarkerSymbol : MarkerSymbol 

// Create a new marker symbol and set its properties
SimpleMarkerSymbol simpleMarkerSymb = new SimpleMarkerSymbol(Drawing.Color.Fuchsia, 10, MarkerSymbolType.Triangle);
simpleMarkerSymb.AllowLabelOverlap = true;
simpleMarkerSymb.Antialiasing = false;
simpleMarkerSymb.OutlineColor = Drawing.Color.Bisque;
simpleMarkerSymb.ShadowColor = Drawing.Color.DarkGray;
simpleMarkerSymb.Transparency = 30;
 
// Retrieve an existing point layer
FeatureLayer layer = mapView.Layers.FindByName("Cities");
GroupRenderer grpRend = layer.Renderer;
 
// Create a new simple renderer to contain the symbol, and replace the existing feature renderer
SimpleRenderer simpleRend = new (simpleMarkerSymb);
grpRend.Renderers.RemoveAt(0);
grpRend.Renderers.Add(simpleRend);

' Create a new marker symbol and set its properties
Dim simpleMarkerSymb As New SimpleMarkerSymbol(Drawing.Color.Fuchsia, 10, MarkerSymbolType.Triangle)
simpleMarkerSymb.AllowLabelOverlap = True
simpleMarkerSymb.Antialiasing = False
simpleMarkerSymb.OutlineColor = Drawing.Color.Bisque
simpleMarkerSymb.ShadowColor = Drawing.Color.DarkGray
simpleMarkerSymb.Transparency = 30
 
' Retrieve an existing point layer
Dim layer As FeatureLayer = mapView.Layers.FindByName("Cities")
Dim grpRend As GroupRenderer = layer.Renderer
 
' Create a new simple renderer to contain the symbol, and replace the existing feature renderer
Dim simpleRend As New SimpleRenderer(simpleMarkerSymb)
grpRend.Renderers.RemoveAt(0)
grpRend.Renderers.Add(simpleRend)