Chapter 3.4, Problem 21STQ

Justification:

“Yes”, the applet picture will change by altering the order of the drawing commands in “Listing 3.6”.

Modified code:

/*Refers the textbook of Listing 3.6*/

//Draw mouth:

canvas.setColor(Color.RED);

canvas.drawArc(X_MOUTH, Y_MOUTH, MOUTH_WIDTH, MOUTH_HEIGHT, MOUTH_START_ANGLE, MOUTH_EXTENT_ANGLE);

//Draw face interior and outline:

canvas.setColor(Color.YELLOW);

canvas.fillOval(X_FACE, Y_FACE, FACE_DIAMETER, FACE_DIAMETER);       

canvas.setColor(Color.BLACK);

canvas.drawOval(X_FACE, Y_FACE, FACE_DIAMETER, FACE_DIAMETER);

//Draw eyes:

canvas...