ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Desktop.Layouts Namespace / LegendInfo Class
Members Example

In This Topic
    LegendInfo Class
    In This Topic
    frame properties for use with ElementFactory
    Object Model
    LegendInfo ClassLegendStyleItem Class
    Syntax
    public class LegendInfo : MapSurroundInfo 
    Public Class LegendInfo 
       Inherits MapSurroundInfo
    Example
    Create Legend
    //Create a legend for an associated map frame.
    
    //Construct on the worker thread
    await QueuedTask.Run(() =>
    {
      //Build 2D envelope geometry
      Coordinate2D leg_ll = new Coordinate2D(6, 2.5);
      Coordinate2D leg_ur = new Coordinate2D(8, 4.5);
      //At 2.x - Envelope leg_env = EnvelopeBuilder.CreateEnvelope(leg_ll, leg_ur);
      Envelope leg_env = EnvelopeBuilderEx.CreateEnvelope(leg_ll, leg_ur);
    
      //Reference MF, create legend and add to layout
      MapFrame mapFrame = layout.FindElement("New Map Frame") as MapFrame;
      if (mapFrame == null)
      {
        //TODO handle null map frame
        return;
      }
      //At 2.x - Legend legendElm = LayoutElementFactory.Instance.CreateLegend(
      //                                               layout, leg_env, mapFrame);
      //         legendElm.SetName("New Legend"); 
      var legendInfo = new LegendInfo()
      {
        MapFrameName = mapFrame.Name
      };
      Legend legendElm = ElementFactory.Instance.CreateMapSurroundElement(
                          layout, leg_env, legendInfo, "New Legend") as Legend;
    });
    Create Legend 2
    //Must be on QueuedTask.Run(() => { ...
    
    //Build geometry
    Coordinate2D ll = new Coordinate2D(6, 2.5);
    Coordinate2D ur = new Coordinate2D(8, 4.5);
    Envelope env = EnvelopeBuilderEx.CreateEnvelope(ll, ur);
    
    //Reference MF, create legend and add to layout
    MapFrame mf = layout.FindElement(mapFrameName) as MapFrame;
    var surroundInfo = new LegendInfo()
    {
      MapFrameName = mf.Name
    };
    
    var legendElm = ElementFactory.Instance.CreateMapSurroundElement(
      layout, env.Center, surroundInfo) as Legend;
    legendElm.SetName("New Legend");
    Inheritance Hierarchy

    System.Object
       ArcGIS.Desktop.Layouts.MapSurroundInfo
          ArcGIS.Desktop.Layouts.LegendInfo

    Requirements

    Target Platforms: Windows 11, Windows 10

    ArcGIS Pro version: 3 or higher.
    See Also