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 public class Balloons { 11 12 // REQUIRE INFRASTRUCTURE 13 14 public Balloons() { 15 16 } 17 18 { 19 paintTheImage(); 20 } 21 public static void main(String[] args) { 22 SwingUtilities.invokeLater(new Runnable() { 23 public void run() { 24 new Balloons(); 25 } 26 }); 27 } 28 //Painter 29 30 private void paintTheImage() { 31 SPainter painter = new SPainter("Balloons", 600, 600); 32 paintSky(painter); // ask 4 stub 33 int nrOfBalloons = 100; 34 paintBalloons(painter,nrOfBalloons); 35 } 36 private void paintSky(SPainter painter) { 37 painter.setColor(Color.blue); 38 SSquare sky = new SSquare(2000); 39 painter.paint(sky); 40 } 41 private void paintBalloons(SPainter painter, int nrOfBalloons) { 42 int i = 1; 43 while (i <= nrOfBalloons ) { 44 paintOneBalloon(painter); 45 i= i+1; 46 } 47 } 48 49 private void paintOneBalloon(SPainter painter) { 50 Random rgen = new Random(); 51 int rn = rgen.nextInt(3); 52 if ( rn == 0 ) { 53 painter.setColor(Color.RED); 54 } else if ( rn == 1) { 55 painter.setColor(Color.ORANGE); 56 } else { 57 painter.setColor(Color.YELLOW); 58 } 59 painter.move(); 60 int balloonRadius = 20; 61 SCircle balloon = new SCircle(balloonRadius); 62 painter.paint(balloon); 63 painter.setColor(Color.black); 64 painter.draw(balloon); 65 } 66 67 68 } 69 70 71