Introduction - If you have any usage issues, please Google them yourself
The design of the game is Tetris, to achieve the basic gameplay of Tetris, requirements are as follows:
(1) a different random pattern composed of squares will slowly fall the top of the area.
(2) the player can do operations are:
90 degrees rotation of each cell block.
In each block as a unit and move around, and can control the speed of falling blocks.
You can pause and resume the game at any time, and restart the game.
(3) box into the bottom area or at the top of the box to stop the movement of other fixed premises, this time a new random pattern will appear in the upper area continue to fall.
(4) When a row in the entire region are each filled, it will automatically eliminate the row and the player scoring.
When the top of the heap block to the end of the game area.