internal void Arrange()
{
switch (CommandType)
{
case CommandType.I:
IsValid = CommandParameters.Count == 2 &&
CommandParameters.All(cp => cp.IsNumericValue) &&
CommandParameters[0].NumericValue >= 1 &&
CommandParameters[0].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[1].NumericValue >= 1 &&
CommandParameters[1].NumericValue <= Canvas.MAX_CANVAS_SIZE;
if (IsValid)
{
M = CommandParameters[0].NumericValue;
N = CommandParameters[1].NumericValue;
}
break;
case CommandType.C:
IsValid = CommandParameters.Count == 0;
break;
case CommandType.L:
IsValid = CommandParameters.Count == 3 &&
CommandParameters.Take(2).All(cp => cp.IsNumericValue) &&
CommandParameters[0].NumericValue >= 1 &&
CommandParameters[0].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[1].NumericValue >= 1 &&
CommandParameters[1].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[2].IsColor &&
Regex.IsMatch(CommandParameters[2].ColorValue.ToString(), @"[A-Z]{1}");
if (IsValid)
{
X = CommandParameters[0].NumericValue;
Y = CommandParameters[1].NumericValue;
Color = CommandParameters[2].ColorValue;
}
break;
case CommandType.V:
IsValid = CommandParameters.Count == 4 &&
CommandParameters.Take(3).All(cp => cp.IsNumericValue) &&
CommandParameters[0].NumericValue >= 1 &&
CommandParameters[0].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[1].NumericValue >= 1 &&
CommandParameters[1].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[2].NumericValue >= 1 &&
CommandParameters[2].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[3].IsColor &&
Regex.IsMatch(CommandParameters[3].ColorValue.ToString(), @"[A-Z]{1}");
if (IsValid)
{
X = CommandParameters[0].NumericValue;
Y1 = CommandParameters[1].NumericValue;
Y2 = CommandParameters[2].NumericValue;
Color = CommandParameters[3].ColorValue;
}
break;
case CommandType.H:
IsValid = CommandParameters.Count == 4 &&
CommandParameters.Take(3).All(cp => cp.IsNumericValue) &&
CommandParameters[0].NumericValue >= 1 &&
CommandParameters[0].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[1].NumericValue >= 1 &&
CommandParameters[1].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[2].NumericValue >= 1 &&
CommandParameters[2].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[3].IsColor &&
Regex.IsMatch(CommandParameters[3].ColorValue.ToString(), @"[A-Z]{1}");
if (IsValid)
{
X1 = CommandParameters[0].NumericValue;
X2 = CommandParameters[1].NumericValue;
Y = CommandParameters[2].NumericValue;
Color = CommandParameters[3].ColorValue;
}
break;
case CommandType.F:
IsValid = CommandParameters.Count == 3 &&
CommandParameters.Take(2).All(cp => cp.IsNumericValue) &&
CommandParameters[0].NumericValue >= 1 &&
CommandParameters[0].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[1].NumericValue >= 1 &&
CommandParameters[1].NumericValue <= Canvas.MAX_CANVAS_SIZE &&
CommandParameters[2].IsColor &&
Regex.IsMatch(CommandParameters[2].ColorValue.ToString(), @"[A-Z]{1}");
if (IsValid)
{
X = CommandParameters[0].NumericValue;
Y = CommandParameters[1].NumericValue;
Color = CommandParameters[1].ColorValue;
}
break;
case CommandType.S:
IsValid = CommandParameters.Count == 0;
break;
case CommandType.X:
IsValid = CommandParameters.Count == 0;
break;
default:
break;
}
}