public void ProcessLine(string line)
{
if (line.Substring(0, RectangleInstruction.RECTANGLE.Length).Equals(RectangleInstruction.RECTANGLE))
{
RectangleInstruction rectangleInstruction = new RectangleInstruction(line);
ProcessRectangleInstruction(rectangleInstruction);
}
else if (line.Substring(0, RotateRowInstruction.ROTATE_ROW.Length).Equals(RotateRowInstruction.ROTATE_ROW))
{
RotateRowInstruction rotateRowInstruction = new RotateRowInstruction(line, screenDisplay.GetLength(1));
ProcessRotateRow(rotateRowInstruction);
}
else if (line.Substring(0, RotateColumnInstruction.ROTATE_COLUMN.Length).Equals(RotateColumnInstruction.ROTATE_COLUMN))
{
RotateColumnInstruction rotateColumnInstruction = new RotateColumnInstruction(line, screenDisplay.GetLength(0));
ProcessRotateColumn(rotateColumnInstruction);
}
}
/// <summary>
/// Turns on the top left hand corner of the _screenDisplay array by the specified amount.
/// </summary>
/// <param name="rectangleSize">String representation of the width and height to turn on e.g "4x2"</param>
public void ProcessRectangleInstruction(RectangleInstruction rectangleInstruction)
{
if (rectangleInstruction.x > screenDisplay.GetLength(1))
{
throw new ArgumentOutOfRangeException("x", rectangleInstruction.x, $"Rectangle width {rectangleInstruction.x} is greater than display size {screenDisplay.GetLength(1)}");
}
if (rectangleInstruction.y > screenDisplay.GetLength(0))
{
throw new ArgumentOutOfRangeException("y", rectangleInstruction.y, $"Rectangle height {rectangleInstruction.y} is greater than display size {screenDisplay.GetLength(0)}");
}
//Always start in top left hand corner
for (int i = 0; i < rectangleInstruction.x; i++)
{
for (int j = 0; j < rectangleInstruction.y; j++)
{
screenDisplay[j, i] = true;
}
}
}
