ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Mapping Namespace / SymbolFactory Class / ConstructMarker Method / ConstructMarker(Int32,String,String,Int32) Method
The index of the character from the font.
The font family name of the character marker to construct.
The font style name (Regular, Bold, Italic, etc.) of the character marker to construct.
The size of the marker to construct.
Example Version

ConstructMarker(Int32,String,String,Int32) Method
Constructs a character marker.
Syntax

Parameters

characterIndex
The index of the character from the font.
fontFamily
The font family name of the character marker to construct.
fontStyle
The font style name (Regular, Bold, Italic, etc.) of the character marker to construct.
size
The size of the marker to construct.

Return Value

Example
Snippet Markers placed at a 45 degree angle
/// <summary>
/// Create a line symbol with the markers placed at a 45 degree angle. <br/>  
/// ![LineSymbolAngleMarker](http://Esri.github.io/arcgis-pro-sdk/images/Symbology/line-marker-angle.png)
/// </summary>
/// <returns></returns>
internal static Task<CIMLineSymbol> CreateMyMarkerLineSymbolAsync()
{
  return QueuedTask.Run<CIMLineSymbol>(() =>
  {
    //Create a marker from the "|" character.  This is the marker that will be used to render the line layer.
    var lineMarker = SymbolFactory.Instance.ConstructMarker(124, "Agency FB", "Regular", 12);

    //Default line symbol which will be modified 
    var blackSolidLineSymbol = SymbolFactory.Instance.ConstructLineSymbol(ColorFactory.Instance.BlackRGB, 2, SimpleLineStyle.Solid);

    //Modifying the marker to align with line
    //First define "markerplacement"
    CIMMarkerPlacementAlongLineSameSize markerPlacement = new CIMMarkerPlacementAlongLineSameSize()
    {
      AngleToLine = true,
      PlacementTemplate = new double[] { 5 }
    };
    //assign the markerplacement to the marker
    lineMarker.MarkerPlacement = markerPlacement;
    //angle the marker if needed
    lineMarker.Rotation = 45;

    //assign the marker as a layer to the line symbol
    blackSolidLineSymbol.SymbolLayers[0] = lineMarker;

    return blackSolidLineSymbol;
  });
}
Snippet Dash line with two markers - Method II
/// <summary>
/// Create a line symbol with a dash and two markers. <br/>
/// In this pattern of creating this symbol, a [CIMVectorMarker](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic6176.html) object is created as a new [CIMSymbolLayer](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic5503.html).
/// The circle and square markers created by [ContructMarker](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic12350.html) method is then assigned to the [MarkerGraphics](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic6188.html) property of the CIMVectorMarker. 
/// When using this method, the CIMVectorMarker's [Frame](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic6187.html) property needs to be set to the [CIMMarker](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic3264.html) object's Frame. 
/// Similarly, the CIMVectorMarker's [Size](https://pro.arcgis.com/en/pro-app/sdk/api-reference/#topic3284.html) property needs to be set to the CIMMarker object's size.
/// </summary>
/// <remarks>
/// This line symbol comprises three symbol layers listed below: 
/// 1. A solid stroke that has dashes.
/// 1. A circle marker.
/// 1. A square marker.
/// ![LineSymbolTwoMarkers](http://Esri.github.io/arcgis-pro-sdk/images/Symbology/line-dash-two-markers.png)
/// </remarks>
/// <returns></returns>

internal static Task<CIMLineSymbol> CreateLineDashTwoMarkers2Async()
{
  return QueuedTask.Run<CIMLineSymbol>(() =>
  {
    //default line symbol that will get modified.
    var dash2MarkersLine = new CIMLineSymbol();
    //circle marker to be used in our line symbol as a layer
    var circleMarker = SymbolFactory.Instance.ConstructMarker(ColorFactory.Instance.BlackRGB, 5, SimpleMarkerStyle.Circle) as CIMVectorMarker;
    //circle marker to be used in our line symbol as a layer
    var squareMarker = SymbolFactory.Instance.ConstructMarker(ColorFactory.Instance.BlueRGB, 5, SimpleMarkerStyle.Square) as CIMVectorMarker;
    //Create the array of layers that make the new line symbol
    CIMSymbolLayer[] mySymbolLyrs =
          {
                new CIMSolidStroke() //dash line
                {
                    Color = ColorFactory.Instance.BlackRGB,
                    Enable = true,
                    ColorLocked = true,
                    CapStyle = LineCapStyle.Round,
                    JoinStyle = LineJoinStyle.Round,
                    LineStyle3D = Simple3DLineStyle.Strip,
                    MiterLimit = 10,
                    Width = 1,
                    CloseCaps3D = false,
                    Effects = new CIMGeometricEffect[]
                    {
                        new CIMGeometricEffectDashes()
                        {
                            CustomEndingOffset = 0,
                            DashTemplate = new double[] {20, 10, 20, 10},
                            LineDashEnding = LineDashEnding.HalfPattern,
                            OffsetAlongLine = 0,
                            ControlPointEnding = LineDashEnding.NoConstraint
                        },
                        new CIMGeometricEffectOffset()
                        {
                            Method = GeometricEffectOffsetMethod.Bevelled,
                            Offset = 0,
                            Option = GeometricEffectOffsetOption.Fast
                        }
                    }
                },
                new CIMVectorMarker() //circle marker
                {
                    MarkerGraphics = circleMarker.MarkerGraphics,
                    Frame = circleMarker.Frame, //need to match the CIMVector marker's frame to the circleMarker's frame.
                    Size = circleMarker.Size,    //need to match the CIMVector marker's size to the circleMarker's size.                    
                   MarkerPlacement = new CIMMarkerPlacementAlongLineSameSize()
                   {
                       AngleToLine = true,
                       Offset = 0,
                       Endings = PlacementEndings.Custom,
                       OffsetAlongLine = 15,
                       PlacementTemplate = new double[] {60},
                   }

                },
                new CIMVectorMarker() //square marker
                {
                   MarkerGraphics = squareMarker.MarkerGraphics,
                   Frame = squareMarker.Frame, //need to match the CIMVector marker's frame to the squareMarker frame.
                   Size = squareMarker.Size, //need to match the CIMVector marker's size to the squareMarker size.
                   MarkerPlacement = new CIMMarkerPlacementAlongLineSameSize()
                   {
                       AngleToLine = true,
                       Endings = PlacementEndings.Custom,
                       OffsetAlongLine = 45,
                       PlacementTemplate = new double[] {60},
                   }
                }
      };
    dash2MarkersLine.SymbolLayers = mySymbolLyrs;
    return dash2MarkersLine;
  });

}
Snippet Point Symbol from a font
/// <summary>
/// Create a point symbol from a character in a font file
/// ![PointSymbolFont](http://Esri.github.io/arcgis-pro-sdk/images/Symbology/point-marker.png)
/// </summary>
/// <returns></returns>
internal static Task<CIMPointSymbol> CreateMarkerSymbolAsync()
{
  //Construct point symbol from marker
  return QueuedTask.Run<CIMPointSymbol>(() =>
  {
    //creating the marker from the Font selected
    var cimMarker = SymbolFactory.Instance.ConstructMarker(47, "Wingdings 3", "Regular", 12);
    return SymbolFactory.Instance.ConstructPointSymbol(cimMarker);
  });

}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also