assets/samples/Samples/InPlaceMembers/CS/GraphicsDataFactory.cs

//
// (C) Copyright 2003-2019 by Autodesk, Inc.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting
// documentation.
//
// AUTODESK PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// AUTODESK SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. AUTODESK, INC.
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
//
// Use, duplication, or disclosure by the U.S. Government is subject to
// restrictions set forth in FAR 52.227-19 (Commercial Computer
// Software - Restricted Rights) and DFAR 252.227-7013(c)(1)(ii)
// (Rights in Technical Data and Computer Software), as applicable.
//


using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;

using Autodesk.Revit.DB.Structure;
using Autodesk.Revit.DB;
using System.Reflection;

namespace Revit.SDK.Samples.InPlaceMembers.CS
{
    /// <summary>
    /// generate GraphicsData by given geometry object
    /// </summary>
    public class GraphicsDataFactory
    {
      /// <summary>
      /// create GraphicsData of given AnalyticalModel3D
      /// </summary>
      /// <param name="model">AnalyticalModel3D contains geometry data</param>
      /// <returns></returns>
      public static GraphicsData CreateGraphicsData(AnalyticalElement model)
      {
         IList<Curve> curveList = new List<Curve>();
         if (model is AnalyticalMember)
         {
            curveList.Add(model.GetCurve());
         }
         else if (model is AnalyticalPanel)
         {
            curveList = (model as AnalyticalPanel).GetOuterContour().ToList();
         }
             
         if (curveList.Count > 0)
         {
            GraphicsData data = new GraphicsData();

            IEnumerator<Curve> curves = curveList.GetEnumerator();
            curves.Reset();
            while (curves.MoveNext())
            {
               Curve curve = curves.Current as Curve;

               try
               {
                  List<XYZ> points = curve.Tessellate() as List<XYZ>;
                  data.InsertCurve(points);
               }
               catch
               {
               }
            }

            data.UpdataData();

            return data;
         }
         else
         {
            throw new Exception("Can't get curves.");
         }
      }
   }
}