// This stashes the current block and returns the next current block.
TetrisBlock StashCurrentBlock()
{
// If there is no current block, then we can't do any stashing.
if (currentBlock == null)
{
return(currentBlock);
}
// If there's a stashed block, switch it and the current block.
if (stashedBlock != null)
{
var retBlock = stashedBlock;
retBlock.SetPosition(currentBlock.GetPositionX(), currentBlock.GetPositionY());
stashedBlock = currentBlock;
stashBlockDisplay.SetNextBlock(stashedBlock);
currentBlock = retBlock;
return(currentBlock);
}
else
{
// Otherwise, put the current block in the stash and get the next block
stashedBlock = currentBlock;
stashBlockDisplay.SetNextBlock(stashedBlock);
UpdateNextBlocks();
return(currentBlock);
}
}
