move with wasd.
rotate the shapes with q and e or scroll wheel or resize them. 
place shapes by left clicking.
place flag by right clicking.

you as the player dont trigger mine.

red are are where mines are placed.

you can open door by throughly clear mine area like in normal minesweeper.

number show how many of mines are inside of area.

by left clickin on shape center you can togle the higlight efect of mines.