import java.awt.*;

/* CS111 Lab 2 
     Writing a Method
     
     Wendy Wellesley
    
 */
 
public class Checksboard extends BuggleWorld {
	 
	int n=5;
	
	public void setup() {
		setDimensions(n,n);
	} // setup()

	 // dude is a CheckerBuggle who invokes the method drawPattern() 
         // 4 times in order to create a little checkerboard
	public void run () {
		CheckerBuggle dude = new CheckerBuggle();
		dude.drawPattern();
		dude.setColor(Color.blue);
		dude.drawPattern();
		dude.setColor(Color.yellow);
		dude.drawPattern();
		dude.setColor(Color.black);
		dude.drawPattern();
	} // run()
} // class Checksboard

class CheckerBuggle extends Buggle {
	 
	// draws one step pattern
	public void drawPattern () {
		this.brushUp();
		this.forward();
		this.brushDown();
		this.forward();
		this.brushUp();
		this.left();
		this.forward();
		this.brushDown();
		this.backward();
		this.right();
		this.brushUp();
		this.forward();
		this.brushDown();
		this.forward();
		this.left();
	} // drawPattern()
	
} // class CheckerBuggle