MonoGame.Samples/FarseerPhysicsEngine/Common/Decomposition/CDT/Sets/PointSet.cs

/* Poly2Tri
 * Copyright (c) 2009-2010, Poly2Tri Contributors
 * http://code.google.com/p/poly2tri/
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using System.Collections.Generic;
using Poly2Tri.Triangulation.Delaunay;

namespace Poly2Tri.Triangulation.Sets
{
    public class PointSet : Triangulatable
    {
        public PointSet(List<TriangulationPoint> points)
        {
            Points = new List<TriangulationPoint>(points);
        }

        #region Triangulatable Members

        public IList<TriangulationPoint> Points { get; private set; }
        public IList<DelaunayTriangle> Triangles { get; private set; }

        public virtual TriangulationMode TriangulationMode
        {
            get { return TriangulationMode.Unconstrained; }
        }

        public void AddTriangle(DelaunayTriangle t)
        {
            Triangles.Add(t);
        }

        public void AddTriangles(IEnumerable<DelaunayTriangle> list)
        {
            foreach (DelaunayTriangle tri in list) Triangles.Add(tri);
        }

        public void ClearTriangles()
        {
            Triangles.Clear();
        }

        public virtual void PrepareTriangulation(TriangulationContext tcx)
        {
            if (Triangles == null)
            {
                Triangles = new List<DelaunayTriangle>(Points.Count);
            }
            else
            {
                Triangles.Clear();
            }
            tcx.Points.AddRange(Points);
        }

        #endregion
    }
}