public static GameDirection RotateCCW(GameDirection input)
{
if (input == Nil)
{
return(Nil);
}
if (input == All)
{
return(All);
}
GameDirection output = Nil;
if (input.Test(GameDirection.North))
{
output |= GameDirection.West;
}
if (input.Test(GameDirection.East))
{
output |= GameDirection.South;
}
if (input.Test(GameDirection.South))
{
output |= GameDirection.East;
}
if (input.Test(GameDirection.West))
{
output |= GameDirection.North;
}
return(output);
}
public static GameDirection RandomSingle(this GameDirection input)
{
List <GameDirection> options = new List <GameDirection>();
if (input.Test(GameDirection.North))
{
options.Add(GameDirection.North);
}
if (input.Test(GameDirection.East))
{
options.Add(GameDirection.East);
}
if (input.Test(GameDirection.South))
{
options.Add(GameDirection.South);
}
if (input.Test(GameDirection.West))
{
options.Add(GameDirection.West);
}
if (options.Count == 0)
{
return(GameDirectionHelper.Nil);
}
return(options[Random.Range(0, options.Count)]);
}
public static List <GameDirection> ToList(this GameDirection input)
{
List <GameDirection> results = new List <GameDirection>();
if (input.Test(GameDirection.North))
{
results.Add(GameDirection.North);
}
if (input.Test(GameDirection.East))
{
results.Add(GameDirection.East);
}
if (input.Test(GameDirection.South))
{
results.Add(GameDirection.South);
}
if (input.Test(GameDirection.West))
{
results.Add(GameDirection.West);
}
return(results);
}
public static int Count(this GameDirection input)
{
int total = 0;
if (input.Test(GameDirection.North))
{
total++;
}
if (input.Test(GameDirection.East))
{
total++;
}
if (input.Test(GameDirection.South))
{
total++;
}
if (input.Test(GameDirection.West))
{
total++;
}
return(total);
}
public static int CountContains(this GameDirection input, params GameDirection[] tests)
{
int count = 0;
foreach (GameDirection test in tests)
{
if (input.Test(test))
{
count++;
}
}
return(count);
}