ArcGIS Pro 3.3 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMMarkerPlacementOnLine Class / RelativeTo Property
Example

In This Topic
    RelativeTo Property
    In This Topic
    Gets or sets the location on a line where a marker will be placed. The direction of the line is determined by the direction in which the line was digitized.
    Syntax
    public PlacementOnLineRelativeTo RelativeTo {get; set;}
    Public Property RelativeTo As PlacementOnLineRelativeTo
    Example
    How to construct a multilayer line symbol with an arrow head on the end
    //These methods must be called within the lambda passed to QueuedTask.Run
    var markerTriangle = SymbolFactory.Instance.ConstructMarker(ColorFactory.Instance.RedRGB, 12, SimpleMarkerStyle.Triangle);
    markerTriangle.Rotation = -90; // or -90
    markerTriangle.MarkerPlacement = new CIMMarkerPlacementOnLine() { AngleToLine = true, RelativeTo = PlacementOnLineRelativeTo.LineEnd };
    
    var lineSymbolWithArrow = new CIMLineSymbol()
    {
      SymbolLayers = new CIMSymbolLayer[2] { markerTriangle,
                  SymbolFactory.Instance.ConstructStroke(ColorFactory.Instance.RedRGB, 2)
              }
    };
    
    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also