using System.Collections.Generic;

using Bentley.DgnPlatformNET;
using Bentley.DgnPlatformNET.Elements;
using Bentley.GeometryNET;
using Bentley.MstnPlatformNET;

namespace CenterCurveAddins
{
    //TODO
    /// <summary>
    /// 替换成算量源码中的MyMeshProcessor（请使用MyMeshProcessor）
    /// </summary>
    public class MyMeshProcessor : ElementGraphicsProcessor
    {
        DTransform3d myDTran;
        public List<MeshHeaderElement> resultList = new List<MeshHeaderElement>();
        public MyMeshProcessor()
        {
            myDTran = DTransform3d.Identity;
        }

        public override void AnnounceTransform(DTransform3d trans)
        {
            myDTran = trans;
        }

        public override FacetOptions GetFacetOptions()
        {
            FacetOptions factOpt = new FacetOptions();
            factOpt.EdgeHiding = false;
            factOpt.MaxPerFace = 3;
            factOpt.CurvedSurfaceMaxPerFace = 3;
            factOpt.NormalsRequired = true;
            factOpt.ParamsRequired = true;
            return factOpt;
        }

        public override bool ProcessAsBody(bool isCurved)
        {
            return false;
        }

        public override bool ProcessAsFacets(bool isPolyface)
        {
            return true;
        }
        public override BentleyStatus ProcessBody(SolidKernelEntity entity)
        {
            return BentleyStatus.Error;
        }
        public override BentleyStatus ProcessFacets(PolyfaceHeader meshData, bool filled)
        {
            MeshHeaderElement meshHeaderEle = new MeshHeaderElement(Session.Instance.GetActiveDgnModel(), null, meshData);
            TransformInfo transInfo = new TransformInfo(myDTran);
            meshHeaderEle.ApplyTransform(transInfo);
            meshHeaderEle.AddToModel();
            if (null != meshHeaderEle)
            {
                resultList.Add(meshHeaderEle);
            }
            return BentleyStatus.Success;
        }
    }
}