StructuralCurveActionFree Class

public sealed class StructuralCurveActionFree : StructuralAnalysisObjectBase, 
	ILoadAnalysisObject, IStructuralAnalysisObject, IAnalysisObject, IEquatable<StructuralCurveActionFree>, 
	IHasTwoLoadDirectionVectors<ForcePerLength>, IHasLoadDirectionVector<ForcePerLength>

using System;
using System.Collections.Generic;
using System.Linq;
using ModelExchanger.AnalysisDataModel.Enums;
using ModelExchanger.AnalysisDataModel.Loads;
using ModelExchanger.AnalysisDataModel.Models;
using ModelExchanger.AnalysisDataModel.Subtypes;
using UnitsNet;

namespace ModelExchanger.AnalysisDataModel.Example.Loads
{
    public sealed class StructuralCurveActionFreeExample : BaseExample<StructuralCurveActionFree>
    {
        protected override IReadOnlyCollection<StructuralCurveActionFree> CreateAnalysisObjects(AnalysisModel model)
        {
            StructuralLoadCase loadCase = model.OfType<StructuralLoadCase>().Single(x => x.Name == "LC2");

            return new[]
            {
                new StructuralCurveActionFree(Guid.NewGuid(), "LF1", loadCase, new []
                {
                    CreateLineCurve(1, (0D, 0D, 0D), (5D, 12D, 0D)),
                    CreateLineCurve(2, (5D, 12D, 0D), (4D, 1D, 0D))
                }, ForcePerLength.FromKilonewtonsPerMeter(-2))
                {
                    Direction = ActionDirection.Z
                },
            };
        }

        private Curve<Coordinate> CreateLineCurve(int curve,
            (double x, double y, double z) start,
            (double x, double y, double z) end)
        => new Curve<Coordinate>(CurveGeometricalShape.Line, new []
        {
            new Coordinate($"C{curve}_Start", Length.FromMeters(start.x), Length.FromMeters(start.y), Length.FromMeters(start.z)),
            new Coordinate($"C{curve}_End", Length.FromMeters(end.x), Length.FromMeters(end.y), Length.FromMeters(end.z))
        });
    }
}