/// <summary>
/// Returns a hash code for this instance.
/// </summary>
/// <returns>
/// A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table.
/// </returns>
public override int GetHashCode()
{
var hashCode = 17;
hashCode = hashCode * 23 + ToVertex.GetHashCode();
hashCode = hashCode * 23 + FromVertex.GetHashCode();
hashCode = hashCode * 23 + Weight.GetHashCode();
return(hashCode);
}
public override bool Equals(object obj)
{
Edge edge = (Edge)obj;
return(FromVertex.Equals(edge.FromVertex) && ToVertex.Equals(edge.ToVertex));
}
/// <summary>
/// Remove Link
///
/// Removes the link between
/// two stations if both stations exits
/// and there is a link to remove.
///
/// </summary>
/// <param name="from">From station name</param>
/// <param name="to">To station name</param>
/// <param name="color">The line color</param>
public void RemoveLink(T from, T to, ConsoleColor color)
{
int fromPos, toPos, edgePos;
Vertex <T> FromVertex, ToVertex;
//Find if the vertecies exists
if ((fromPos = FindVertex(from)) > -1 && (toPos = FindVertex(to)) > -1)
{
//Get the vertecies
FromVertex = Vertecies[fromPos];
ToVertex = Vertecies[toPos];
//I asume that the edge goes bothway so i wont need to check the other way around
//Check if the edge exists
if ((edgePos = Vertecies[fromPos].FindEdge(to, color)) > -1)
{
//Remove the link from the FROM station
Vertecies[fromPos].Edges.RemoveAt(edgePos);
//Get the line positon for the adjacent vertex
edgePos = Vertecies[toPos].FindEdge(from, color);
//Remove the line from the adj vertex
Vertecies[toPos].Edges.RemoveAt(edgePos);
//Display message
Helper.MessageDisplay("\nJust Deleted the link between " + FromVertex.ToString() + " and " + ToVertex.ToString() + "\n", ConsoleColor.Green);
}
else
{
//Display message
Helper.MessageDisplay("\nThe link between " + Vertecies[fromPos].ToString() + " and " + Vertecies[toPos].ToString() + " with color " + color + " doesn't exist\n", ConsoleColor.Red);
}
}
else
{
//Display message
Helper.MessageDisplay("\nOne of the station inputed doesn't exists\n", ConsoleColor.Red);
}
}
public override int GetHashCode()
{
return(FromVertex.GetHashCode() ^ FromEndpoint.GetHashCode() ^ ToVertex.GetHashCode() ^ ToEndpoint.GetHashCode());
}
