1 package npw; 2 3 import painter.SPainter; 4 import shapes.SCircle; 5 import shapes.SSquare; 6 7 import javax.swing.*; 8 import java.awt.*; 9 import java.util.Random; 10 11 public class Balloons { 12 public Balloons(){ 13 paintTheImage(); 14 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 paintSky(SPainter painter) { 33 painter.setColor(Color.BLUE); 34 SSquare sky = new SSquare(2000); 35 painter.paint(sky); 36 } 37 38 private void paintballoons(SPainter painter, int nrOfBalloons) { 39 int i = 1; 40 while (i <= nrOfBalloons) { 41 paintOneBalloon(painter); 42 i = i + 1; 43 } 44 } 45 46 private void paintOneBalloon(SPainter painter) { 47 Random rgen = new Random(); 48 int rn = rgen.nextInt(3); 49 if(rn == 0){ 50 painter.setColor(Color.red); 51 }else if(rn == 1){ 52 painter.setColor(Color.orange); 53 }else { 54 painter.setColor(Color.yellow); 55 } 56 painter.move(); 57 int balloonRadius = 20; 58 SCircle balloon = new SCircle(balloonRadius); 59 painter.paint(balloon); 60 painter.setColor(Color.black); 61 painter.draw(balloon); 62 } 63 }