1 package npw; 2 3 import java.awt.Color; 4 import java.util.Random; 5 import javax.swing.SwingUtilities; 6 import painter.SPainter; 7 import shapes.SCircle; 8 import shapes.SSquare; 9 10 import static testers.SPolygonTester.paintTheImage; 11 12 public class Balloons { 13 public Balloons() { 14 paintTheImage(); 15 } 16 17 public static void main(String[] args) { 18 SwingUtilities.invokeLater(new Runnable() { 19 public void run() { 20 new Balloons(); 21 } 22 }); 23 } 24 25 private void paintTheImage() { 26 SPainter painter = new SPainter("Balloons", 600,600); 27 paintSky(painter); 28 int nrOfBalloons = 100; 29 paintBalloons(painter,nrOfBalloons); 30 } 31 32 private void paintBalloons(SPainter painter, int nrOfBalloons) { 33 int i = 1; 34 while (i <= nrOfBalloons) { 35 paintOneBalloon(painter); 36 i = i + 1; 37 } 38 } 39 40 private void paintOneBalloon(SPainter painter) { 41 Random rgen = new Random(); 42 int rn = rgen.nextInt(3); 43 if (rn == 0) { 44 painter.setColor(Color.RED); 45 } else if (rn == 1) { 46 painter.setColor(Color.ORANGE); 47 } else { 48 painter.setColor(Color.YELLOW); 49 } 50 painter.move(); 51 int balloonRadius = 20; 52 SCircle balloon = new SCircle(balloonRadius); 53 painter.paint(balloon); 54 painter.setColor(Color.BLACK); 55 painter.draw(balloon); 56 } 57 58 private void paintSky(SPainter painter) { 59 painter.setColor(Color.BLUE); 60 SSquare sky = new SSquare(2000); 61 painter.paint(sky); 62 } 63 }