/// <summary>
/// gets the Union type from the number of roads
/// </summary>
/// <param name="numberOfRoads">The number of roads</param>
/// <returns>The union type for the number of roads</returns>
public static RoadNetworkNode.UNION_TYPE SetRoadUnionTypeFromRoadCount(int numberOfRoads)
{
RoadNetworkNode.UNION_TYPE Union = RoadNetworkNode.UNION_TYPE.NONE;
switch (numberOfRoads)
{
case 1:
Union = RoadNetworkNode.UNION_TYPE.END;
break;
case 2:
Union = RoadNetworkNode.UNION_TYPE.CORNER;
break;
case 3:
Union = RoadNetworkNode.UNION_TYPE.JUNCTION;
break;
case 4:
Union = RoadNetworkNode.UNION_TYPE.CROSSROADS;
break;
case 5:
Union = RoadNetworkNode.UNION_TYPE.FIVEROADS;
break;
case 6:
Union = RoadNetworkNode.UNION_TYPE.SIXROADS;
break;
}
return(Union);
}
/// <summary>
/// Compress the road array - remove any null roads
/// </summary>
public void CompressRoads()
{
for (int i = 0; i < Roads.Count - 1; i++)
{
if (Roads[i] == null)
{
if (Roads[i + 1] != null)
{
Roads[i] = Roads[i + 1];
Roads[i + 1] = null;
Modified = true;
}
}
}
int numberOfRoads = 0;
for (int i = 0; i < Roads.Count; i++)
{
if (Roads[i] != null)
{
numberOfRoads++;
}
}
int roadsFromUnion = UnionHelper.GetRoadCount(Union);
if (roadsFromUnion == numberOfRoads)
{
return;
}
Union = UnionHelper.SetRoadUnionTypeFromRoadCount(numberOfRoads);
UpdateLinksnumber(numberOfRoads);
}
/// <summary>
/// Get the number of roads for this Union type
/// </summary>
/// <returns>The number of roads</returns>
public static int GetRoadCount(RoadNetworkNode.UNION_TYPE ut)
{
int numberOfRoads = 0;
if (ut == RoadNetworkNode.UNION_TYPE.END)
{
numberOfRoads = 1;
}
if (ut == RoadNetworkNode.UNION_TYPE.CORNER)
{
numberOfRoads = 2;
}
if (ut == RoadNetworkNode.UNION_TYPE.JUNCTION)
{
numberOfRoads = 3;
}
if (ut == RoadNetworkNode.UNION_TYPE.CROSSROADS)
{
numberOfRoads = 4;
}
if (ut == RoadNetworkNode.UNION_TYPE.FIVEROADS)
{
numberOfRoads = 5;
}
if (ut == RoadNetworkNode.UNION_TYPE.SIXROADS)
{
numberOfRoads = 6;
}
return(numberOfRoads);
}
