Remove obsolete methods from IPolygon interface.

src/MeshExplorer/Generators/BoxWithHole.cs

@@ -38,12 +38,12 @@ namespace MeshExplorer.Generators
             double r = GetParamValueInt(2, param2);
 
             // Generate circle (hole)
-            input.AddContour(CreateCircle(r, n, 1), 1, new Point(0, 0));
+            input.Add(new Contour(CreateCircle(r, n, 1), 1), new Point(0, 0));
 
             n = GetParamValueInt(0, param0);
 
             // Generate box
-            input.AddContour(CreateRectangle(new Rectangle(-50, -50, 100, 100), n, 2), 2);
+            input.Add(new Contour(CreateRectangle(new Rectangle(-50, -50, 100, 100), n, 2), 2));
 
             return input;
         }

src/MeshExplorer/Generators/CircleWithHole.cs

@@ -40,17 +40,17 @@ namespace MeshExplorer.Generators
 
             // Inner cirlce (radius = 1) (hole)
             r = 1;
-            input.AddContour(CreateCircle(r, (int)(r / h), 1), 1, new Point(0, 0));
+            input.Add(new Contour(CreateCircle(r, (int)(r / h), 1), 1), new Point(0, 0));
 
             // Center cirlce
             r = (radius + 1.0) / 2.0;
-            input.AddContour(CreateCircle(r, (int)(r / h), 2), 2);
+            input.Add(new Contour(CreateCircle(r, (int)(r / h), 2), 2));
 
             //count = input.Count;
 
             // Outer cirlce
             r = radius;
-            input.AddContour(CreateCircle(r, (int)(r / h), 3), 3);
+            input.Add(new Contour(CreateCircle(r, (int)(r / h), 3), 3));
 
             // Regions: |++++++|++++++|---|
             //          r             1   0

src/MeshExplorer/Generators/RingPolygon.cs

@@ -63,7 +63,7 @@ namespace MeshExplorer.Generators
                 inner.Add(new Vertex(r * Math.Cos(i * step), r * Math.Sin(i * step)));
             }
 
-            input.AddContour(inner, 1);
+            input.Add(new Contour(inner, 1));
 
             r = 1.5 * r;
 
@@ -85,7 +85,7 @@ namespace MeshExplorer.Generators
                 outer.Add(new Vertex(ro * Math.Cos(i * step + offset), ro * Math.Sin(i * step + offset)));
             }
 
-            input.AddContour(outer, 2);
+            input.Add(new Contour(outer, 2));
 
             input.Holes.Add(new Point(0, 0));
 

src/Triangle/Geometry/IPolygon.cs

@@ -6,7 +6,6 @@
 
 namespace TriangleNet.Geometry
 {
-    using System;
     using System.Collections.Generic;
 
     /// <summary>
@@ -44,12 +43,6 @@ namespace TriangleNet.Geometry
         /// </summary>
         bool HasSegmentMarkers { get; set; }
 
-        [Obsolete("Use polygon.Add(contour) method instead.")]
-        void AddContour(IEnumerable<Vertex> points, int marker, bool hole, bool convex);
-
-        [Obsolete("Use polygon.Add(contour) method instead.")]
-        void AddContour(IEnumerable<Vertex> points, int marker, Point hole);
-
         /// <summary>
         /// Compute the bounds of the polygon.
         /// </summary>

src/Triangle/Geometry/Polygon.cs

@@ -6,7 +6,6 @@
 
 namespace TriangleNet.Geometry
 {
-    using System;
     using System.Collections.Generic;
 
     /// <summary>
@@ -78,19 +77,6 @@ namespace TriangleNet.Geometry
             HasSegmentMarkers = markers;
         }
 
-        [Obsolete("Use polygon.Add(contour) method instead.")]
-        public void AddContour(IEnumerable<Vertex> points, int marker = 0,
-            bool hole = false, bool convex = false)
-        {
-            this.Add(new Contour(points, marker, convex), hole);
-        }
-
-        [Obsolete("Use polygon.Add(contour) method instead.")]
-        public void AddContour(IEnumerable<Vertex> points, int marker, Point hole)
-        {
-            this.Add(new Contour(points, marker), hole);
-        }
-
         /// <inheritdoc />
         public Rectangle Bounds()
         {