public MyPolygon CopyWithoutDrawing()
{
List <MyPoint> verticleList = new List <MyPoint>();
MyPolygon p = new MyPolygon();
p.Edges = new List <MyEdge>();
//add to verticleList
foreach (var edge in Edges)
{
verticleList.Add(edge.first.CopyWithoutDrawing());
}
//create edges list from verticleList
for (int i = 0; i < verticleList.Count; i++)
{
var edge = new MyEdge(verticleList[i], verticleList[(i + 1) % verticleList.Count]);
p.Edges.Add(edge);
}
//copying relations
for (int i = 0; i < Edges.Count; i++)
{
p.Edges[i].relationType = Edges[i].relationType;
if (Edges[i].relationType != RelationType.None)
{
var index = Edges.FindIndex(x => Object.ReferenceEquals(x, Edges[i].relationEdge) == true);
p.Edges[i].relationEdge = p.Edges[index];
}
}
return(p);
}
public void AddVertexOnLine(Edge e)
{
Vertex newVertex = new Vertex(e.GetMiddlePoint());
Edge newEdge = new Edge(e.Vertices[0], newVertex);
int index = Edges.FindIndex(x => x.Vertices[0].Equals(e.Vertices[0]) && x.Vertices[1].Equals(e.Vertices[1]));
Edges.Insert(index + 1, newEdge);
index = Edges.FindIndex(x => x.Vertices[1].Equals(e.Vertices[1]));
Edges[index].Vertices[0] = newVertex;
}