/// <summary>
/// Creates an <see cref="Identicon"/> instance from a hexadecimal hash string.
/// </summary>
/// <param name="hash">The hex encoded hash that will be used as base for the icon. The hash string must contain at least 12 characters.</param>
/// <param name="size">The size of the icon in pixels (the icon is quadratic).</param>
/// <exception cref="ArgumentException"><paramref name="hash"/> does not contain 6 bytes.</exception>
/// <exception cref="ArgumentNullException"><paramref name="hash"/> is null.</exception>
/// <exception cref="ArgumentOutOfRangeException"><paramref name="size"/> is less than 1 pixel.</exception>
/// <exception cref="FormatException"><paramref name="hash"/> is not a hexadecimal string.</exception>
/// <returns>An <see cref="Identicon"/> instance for the specified hash.</returns>
public static Identicon FromHash(string hash, int size)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
return(new Identicon(HexString.ToArray(hash), size));
}
/// <summary>
/// Creates an <see cref="Identicon"/> instance with the specified hash.
/// </summary>
/// <param name="hash">The hash that will be used as base for this icon. The hash must contain at least 11 bytes.</param>
public static Identicon FromHash(string hash)
{
return(new Identicon(HexString.ToArray(hash)));
}