/* Program that paints 100 red, yellow, and orange balloons in a blue sky. It will feature commands. */ package npw; import painter.SPainter; import shapes.SCircle; import shapes.SSquare; import javax.swing.*; import java.awt.*; import java.util.Random; 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 = 1 + i; } } 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); } }