// *** CONSTRUCTORS ***
/// <summary>
/// Constructor
/// </summary>
/// <param name="layer">Defines the layer to be moved</param>
/// <param name="direction">Defines the direction (true == clockwise and false == counter-clockwise)</param>
/// <param name="twice">Defines whether this layer will be turned twice or not</param>
/// <exception cref="System.Exception">Thrown when layer contains more than one flag</exception>
public LayerMove(CubeFlag layer, bool direction = true, bool twice = false)
{
if (CubeFlagService.CountFlags(layer) == 1)
{
this.Layer = layer;
this.Direction = direction;
this.Twice = twice;
}
else
{
throw new Exception("Impossible movement");
}
}
/// <summary>
/// Parses a notation string into a layer move
/// </summary>
/// <param name="notation">String to be parsed</param>
/// <param name="move">The resulting layer move</param>
/// <returns>True, if the string was successfully parsed into a layermove</returns>
public static bool TryParse(string notation, out LayerMove move)
{
move = null;
string layer = notation[0].ToString();
CubeFlag rotationLayer = CubeFlagService.Parse(layer);
char[] ccwChars = new char[] { '\'', 'i' };
bool direction = !ccwChars.Any(c => notation.Contains(c));
bool twice = notation.Contains("2");
if (CubeFlagService.CountFlags(rotationLayer) == 1)
{
move = new LayerMove(rotationLayer, direction, twice);
return(true);
}
else
{
return(false);
}
}
