FlatRedBall.Glue.ElementRuntime.CreateFlatRedBallTypeNos C# (CSharp) Method

        private object CreateFlatRedBallTypeNos(NamedObjectSave namedObjectSave, 
            PositionedObjectList<ElementRuntime> listToPopulate, Layer layerToPutOn)
        {
            object returnObject = null;

            ElementRuntime newElementRuntime = null;

            switch (namedObjectSave.SourceClassType)
            {
                case "Layer":
                case "FlatRedBall.Graphics.Layer":
                    returnObject = CreateLayerObject(namedObjectSave, returnObject);
                    break;
                case "AxisAlignedRectangle":
                case "FlatRedBall.Math.Geometry.AxisAlignedRectangle":
                    AxisAlignedRectangle aaRectangle = ShapeManager.AddAxisAlignedRectangle();
                    if (layerToPutOn != null)
                    {
                        ShapeManager.AddToLayer(aaRectangle, layerToPutOn);
                    }
                    aaRectangle.Name = namedObjectSave.InstanceName;
                    returnObject = aaRectangle;
                    break;
                case "Camera":
                case "FlatRedBall.Camera":
                    if (namedObjectSave.IsNewCamera)
                    {
                        returnObject = null;
                    }
                    else
                    {
                        returnObject = SpriteManager.Camera;
                    }
                    break;
                case "Circle":
                case "FlatRedBall.Math.Geometry.Circle":
                    Circle circle = ShapeManager.AddCircle();
                    circle.Name = namedObjectSave.InstanceName;
                    if (layerToPutOn != null)
                    {
                        ShapeManager.AddToLayer(circle, layerToPutOn);
                    }
                    returnObject = circle;

                    break;
                case "Polygon":
                case "FlatRedBall.Math.Geometry.Polygon":
                    Polygon polygon = ShapeManager.AddPolygon();
                    polygon.Name = namedObjectSave.InstanceName;

                    if(layerToPutOn != null)
                    {
                        ShapeManager.AddToLayer(polygon, layerToPutOn);
                    }
                    returnObject = polygon;

                    break;
                case "Sprite":
                case "FlatRedBall.Sprite":
                    Sprite sprite = SpriteManager.AddSprite((Texture2D)null);
                    if (layerToPutOn != null)
                    {
                        SpriteManager.AddToLayer(sprite, layerToPutOn);
                    }
                    sprite.Name = namedObjectSave.InstanceName;
                    returnObject = sprite;
                    break;
                case "SpriteFrame":
                case "FlatRedBall.ManagedSpriteGroups.SpriteFrame":
                    SpriteFrame spriteFrame = SpriteManager.AddSpriteFrame(null, SpriteFrame.BorderSides.All);
                    if (layerToPutOn != null)
                    {
                        SpriteManager.AddToLayer(spriteFrame, layerToPutOn);
                    }
                    spriteFrame.Name = namedObjectSave.InstanceName;
                    returnObject = spriteFrame;
                    break;
                case "Text":
                case "FlatRedBall.Graphics.Text":
                    Text text = TextManager.AddText("");
                    if (layerToPutOn != null)
                    {
                        TextManager.AddToLayer(text, layerToPutOn);
                        text.SetPixelPerfectScale(layerToPutOn);
                    }
                    text.Name = namedObjectSave.InstanceName;
                    returnObject = text;
                    break;
                case "Scene":
                case "FlatRedBall.Scene":
                    Scene scene = new Scene();

                    scene.Name = namedObjectSave.InstanceName;
                    returnObject = scene;
                    break;
                default:
                    // do nothing - need to add more types?
                    break;
            }

            if (returnObject != null)
            {
                if (returnObject is IScalable)
                {
                    newElementRuntime = new ScalableElementRuntime(null, layerToPutOn, namedObjectSave, CreationOptions.OnBeforeVariableSet, CreationOptions.OnAfterVariableSet);
                }
                else
                {
                    newElementRuntime = new ElementRuntime(null, layerToPutOn, namedObjectSave, CreationOptions.OnBeforeVariableSet, CreationOptions.OnAfterVariableSet);
                }
                newElementRuntime.mDirectObjectReference = returnObject;

                if (returnObject is Camera && !namedObjectSave.IsNewCamera)
                {
                    SpriteManager.Camera.AttachTo(newElementRuntime, false);
                    SpriteManager.Camera.RelativePosition = Vector3.Zero;
                    newElementRuntime.Z = 40;
                    newElementRuntime.Name = namedObjectSave.InstanceName;
                }
                else if (returnObject is FlatRedBall.Utilities.INameable)
                {
                    newElementRuntime.Name = ((FlatRedBall.Utilities.INameable)returnObject).Name;
                }
                else
                {
                    object nameValueAsObject;
                    if (LateBinder.TryGetValueStatic(returnObject, "Name", out nameValueAsObject))
                    {

                        newElementRuntime.Name = (string)nameValueAsObject;

                    }
                }

                listToPopulate.Add(newElementRuntime);
            }

            return returnObject;
        }