public class Rutkowski extends javax.swing.JFrame {

public Rutkowski() {

initComponents();

wys = this.getSize().height;

szer = this.getSize().width;

this.setSize(szer,wys-125);

}

int wys;

int szer;

FileDialog fd =new FileDialog(this,"Zapisz",FileDialog.SAVE);

private void jMenuItem2ActionPerformed(java.awt.event.ActionEvent evt) {

fd.setVisible(true);

String sciezka = fd.getDirectory() + fd.getFile().split("[.]")[0] + ".txt";

PrintWriter zapis;

try {

zapis = new PrintWriter(sciezka);

for(int i=0 ; i<tabela.getColumnCount();i++){

for(int j=0 ; j<tabela.getModel().getRowCount();j++){

zapis.print(tabela.getModel().getValueAt(i, j));

zapis.print(" ");

}

zapis.println("");

}

zapis.println("");

zapis.close();

log.setText("Plik zapisano.");

} catch (FileNotFoundException ex) {

Logger.getLogger(Rutkowski.class.getName()).log(Level.SEVERE, null, ex);

}

}

private void poleActionPerformed(java.awt.event.ActionEvent evt) {

// TODO add your handling code here:

}

int a;

int wylosowana;

int suma;

Random losowa = new Random();

private void jMenuItem1ActionPerformed(java.awt.event.ActionEvent evt) {

log.setText("");

suma = 0;

a = Integer.parseInt(pole.getText());

for(int i=0 ; i<tabela.getColumnCount();i++){

for(int j=0 ; j<tabela.getModel().getRowCount();j++){

wylosowana = losowa.nextInt(((a*3)+1)-a)+a;

tabela.getModel().setValueAt(wylosowana, i, j);

if(wylosowana>2*a)suma+=wylosowana;

}

}

etykieta.setText(suma+"");

}

public class Rysowanie extends JPanel {

Color colors[] = { Color.RED, Color.BLUE, Color.GREEN, Color.YELLOW,

Color.BLACK, Color.CYAN, Color.ORANGE, Color.PINK,

Color.DARK_GRAY, new Color(100,100,100), new Color(10,160,100),

new Color(12,120,220), new Color(200,130,30),

new Color(losowa.nextInt(255),losowa.nextInt(255),losowa.nextInt(255)),

};

Color color1;

Color color2;

Color color3;

Color color4;

Color color5;

public Rysowanie() {

this.color1 = colors[losowa.nextInt(colors.length)];

this.color2 = colors[losowa.nextInt(colors.length)];

this.color3 = colors[losowa.nextInt(colors.length)];

this.color4 = colors[losowa.nextInt(colors.length)];

this.color5 = colors[losowa.nextInt(colors.length)];

}

public void paintComponent(Graphics g) {

Graphics2D g2 = (Graphics2D) g;

Rectangle2D rect = new Rectangle2D.Double(0,0,120,120);

Ellipse2D e1 = new Ellipse2D.Double(1,1,57,57);

Ellipse2D e2 = new Ellipse2D.Double(62,1,57,57);

Ellipse2D e3 = new Ellipse2D.Double(1,62,57,57);

Ellipse2D e4 = new Ellipse2D.Double(62,62,57,57);

Ellipse2D e5 = new Ellipse2D.Double(32,32,57,57);

g2.setPaint(Color.WHITE);

g2.fill(rect);

g2.setPaint(color1);

g2.fill(e1);

g2.setPaint(color2);

g2.fill(e2);

g2.setPaint(color3);

g2.fill(e3);

g2.setPaint(color4);

g2.fill(e4);

g2.setPaint(new Color(Math.round((float)Math.random()*255),Math.round((float)Math.random()*255),Math.round((float)Math.random()*255)));

g2.fill(e5);

}

}

private void jMenuItem3ActionPerformed(java.awt.event.ActionEvent evt) {

jPanel2.setLayout(new BorderLayout());

jPanel2.removeAll();

jPanel2.setBorder(BorderFactory.createLineBorder(Color.black));

Rysowanie rys = new Rysowanie();

jPanel2.add(rys);

this.setSize(szer, wys+1);

this.setSize(szer, wys-1);

}