DecorateFloor (KarelOOP2)

package cp.java.week4;
 
import hufs.dislab.karel.IKarel;
import hufs.dislab.karel.IKarelProgram;
import hufs.dislab.karel.SimpleKarel;
 
@SuppressWarnings("serial")
public class DecorateFloor extends IKarelProgram {
 
	public void onStart() {
		IKarel karel = getIKarel();
 
		while (true) {
			karel.paintCorner(RED);
 
			if (!(move(karel) && move(karel)))
				break;
		}
		System.out.println("DONE!!");
	}
 
	boolean move(IKarel karel) {
		if (karel.frontIsClear()) {
			karel.move();
		} else {
			if (karel.facingEast()) {
				karel.turnLeft();
				if (!karel.frontIsClear())
					return false;
				karel.move();
				karel.turnLeft();
			} else {
				karel.turnRight();
				if (!karel.frontIsClear())
					return false;
				karel.move();
				karel.turnRight();
			}
		}
		return true;
	}
 
	public static void main(String[] args) {
		IKarelProgram.main(args, new SimpleKarel());
	}
}