import java.awt.Color;

public class Square extends Polygon {
	public Square(Color aColor,
			       double centerX, double centerY,
			       double sideLength) {
		super(aColor, 4);
		double halfSideLength = sideLength / 2;
		super.setPoint(0, centerX - halfSideLength,
				        centerY - halfSideLength);
		super.setPoint(1, centerX - halfSideLength,
                        centerY + halfSideLength);
		super.setPoint(2, centerX + halfSideLength,
                        centerY + halfSideLength);
		super.setPoint(3, centerX + halfSideLength,
                        centerY - halfSideLength);
	}
}