import { Piece, ActivePiece, Grid } from './piece-types';
export declare function movePiece(grid: Grid, currentPiece: ActivePiece, newPiece: ActivePiece): ActivePiece;
export declare function getPiece(piece: Omit<ActivePiece, 'blocks'>): ActivePiece;
export declare function getPieceGrid(piece: Piece): Grid;