/* program that paints 100 red, yellow, and orange balloons in a blue sky. it will feature commands */ package npw; import java.awt.Color; import java.util.Random; import javax.swing.SwingUtilities; import painter.SPainter; import shapes.SCircle; import shapes.SSquare; public class Balloons { //required infrastructure public Balloons(){ paintTheImage(); } public static void main(String[] args){ SwingUtilities.invokeLater(new Runnable() { public void run() { new Balloons(); } }); } //the painter doing its thing private void paintTheImage(){ SPainter painter = new SPainter("Balloons", 600,600); paintSky(painter); int nrOfBalloons = 100; paintBalloons(painter, nrOfBalloons); } private void paintSky(SPainter painter) { painter.setColor(Color.BLUE); SSquare sky = new SSquare(2000); painter.paint(sky); } private void paintBalloons(SPainter painter, int nrOfBalloons) { int i = 1; while(i <= nrOfBalloons){ paintOneBalloon(painter); i = i + 1; } } private void paintOneBalloon(SPainter painter) { Random rgen = new Random(); int rn = rgen.nextInt(3); if(rn==0){ painter.setColor(Color.RED); } else if (rn==1){ painter.setColor(Color.ORANGE); }else{ painter.setColor(Color.YELLOW); } painter.move(); int balloonRadius = 20; SCircle balloon = new SCircle((balloonRadius)); painter.paint(balloon); painter.setColor(Color.BLACK); painter.draw(balloon); } }