void PerformNextDownwardMove()
{
if (currentBlock == null)
{
return;
}
bool blockCanKeepMoving = false;
bool shouldUpdateBoard = true;
blockCanKeepMoving = currentBlock.MoveDown(tetrisBoard);
if (!blockCanKeepMoving)
{
if (currentBlock.IsBlockAbovePlayArea(boardSizeY))
{
LoseGame();
}
tetrisBoard = currentBlock.AddToBoard(tetrisBoard);
soundEngine.PlaySoundWithName("BlockLand");
currentBlock = null;
if (CheckForCompleteLines() || CheckForCompleteColumns())
{
gameStepTimer += lineCompleteHangDuration;
shouldUpdateBoard = false;
}
}
if (shouldUpdateBoard)
{
display.UpdateBoard(tetrisBoard, currentBlock);
}
}
