| Interface | Description |
|---|---|
| Drawable |
An interface for all objects that are drawn on the
Tetris playing field.
|
| Movable |
Implementing this interface allows an object to be moved
left, right, up, and down.
|
| Spinnable |
Implementing this interface allows an object to be spun about its center of
rotation.
|
| Class | Description |
|---|---|
| Block |
Abstract base class for standard Tetris blocks.
|
| BlockGrid |
A grid used to represent a Tetris block shape.
|
| IBlock |
The standard 4x4 I-shaped Tetris block.
|
| JBlock |
The standard 3x3 J-shaped Tetris block.
|
| SBlock |
The standard 3x3 S-shaped Tetris block.
|