// L-Shaped Tetris piece


#ifndef LSHAPE_H
#define LSHAPE_H

#include "piece.h"
#include "grid.h"

/************* a L-shaped Tetris piece  ***************
 *
 *   ***
 *	 *
 *
 *  Initializes a piece in an L-shape.  
 *  
 */

class LShape : public Piece {
public:
	// constructor
	LShape(GP142Display *display, Grid *grid);

	// rotate piece clockwise quarter turn
	virtual void Rotate();
};


// constructor
LShape::LShape(GP142Display *display, Grid *grid) {
	this->display = display;
	this->grid = grid;
	currentPosition = FULL;  // initial orientation

	int x = GRID_WIDTH/2-1;	 // start in middle of grid
	int y = GRID_HEIGHT - 2; // start at top


	// L-shape
	squares[0].squareInit(display, grid, x-1,y-1);
	squares[1].squareInit(display, grid, x-1, y);
	squares[2].squareInit(display, grid, x, y);
	squares[3].squareInit(display, grid, x+1, y);

	color = Magenta;
}


// rotate the piece a quarter turn clockwise from its
// current position.  A piece should rotate only if
// the squares it would move into are empty and it wouldn't
// move outside the boundaries of the grid
void LShape::Rotate() {
	// implementation needed
}

#endif