Java

import javax.swing.*;
import javax.swing.Timer;
import java.awt.*;
import java.awt.event.*;
import java.util.ArrayList;
import java.util.*;
import java.io.*;

public class Laborki {
    public static void main(String[] args) {
        new Okno("Program", 100, 100, 500, 500);
    }
}

class Okno extends JFrame {
    private Container tlo;
    private MojPanel mp;
    public Okno(String tytul, int x0, int y0, int szer, int wys) {
        super(tytul);
        setBounds(x0, y0, szer, wys);
        tlo=getContentPane();
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        budujUI();
        setVisible(true);
    }
    private void budujUI(){
        tlo.setLayout(new BorderLayout());
        JPanel g = new JPanel();
        g.setBackground(Color.YELLOW);
        tlo.add(g, BorderLayout.NORTH);
        JButton b2 = new JButton("Odczytaj");
        JButton b1 = new JButton("Close");
        b1.addActionListener(new ActionListener(){
            @Override
            public void actionPerformed(ActionEvent e) {
                mp.stopZegar();
                dispose();
            }
        });
        mp=new MojPanel();
        b2.addActionListener(new myAction(mp));
        g.add(b2);
        g.add(b1);
        tlo.add(mp, BorderLayout.CENTER);
    }
}

class MojPanel extends JPanel {
    private ArrayList<Figura> figury = new ArrayList<>();
    int x = 0;
    private Timer t;
    public MojPanel() {
        super();
        setBackground(Color.WHITE);
        }
    public void ruszaaaj() {
        t=new Timer(20, new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                int a=getWidth();
                int b=getHeight();
                for(Figura k: figury) {
                    k.rusz(a, b);
                }
                repaint();
            }
        });
        t.start();
    }
    public void stopZegar() {
        t.stop();
    }
    public void dodajFigure(Figura f) {
        figury.add(f);
    }
    @Override
    public void paintComponent(Graphics g) {
        super.paintComponent(g);
        for(Figura k: figury) {
            k.rysuj(g);
        }
    }
}
abstract class Figura {
    public int x, y, r, vx, vy;
    public Color k;
    public Figura(int x, int y, int r, Color k, int vx, int vy) {
        this.x=x;
        this.y=y;
        this.r=r;
        this.k=k;
        this.vx=vx;
        this.vy=vy;
    }
    public void rusz(int a, int b) {
        if(x<=r || x>=a-r) vx=-vx;
        if(y<=r || y>=b-r) vy=-vy;
        x+=vx;
        y+=vy;
    }
    abstract void rysuj(Graphics g);
}
//-----------------------------------------------------------------------------
class Kulka extends Figura{
    public Kulka(int x, int y, int r, Color k, int vx, int vy) {
        super(x, y, r, k, vx, vy);
    }
    @Override
    public void rysuj(Graphics g) {
        g.setColor(k);
        g.fillOval(x-r, y-r, 2*r, 2*r);
    }
}
//-----------------------------------------------------------------------------
class Kwadrat extends Figura{
    public Kwadrat(int x, int y, int r, Color k, int vx, int vy) {
        super(x, y, r, k, vx, vy);
    }
    @Override
    public void rysuj(Graphics g) {
        g.setColor(k);
        g.fillRect(x-r, y-r, 2*r, 2*r);
    }
}
//-----------------------------------------------------------------------------
class Diament extends Figura{
    public Diament(int x, int y, int r, Color k, int vx, int vy) {
        super(x, y, r, k, vx, vy);
    }
    @Override
    public void rysuj(Graphics g) {
        g.setColor(k);
        int[] ax={x-r, x, x+r, x};
        int[] ay={y, y+r, y, y-r};
        g.fillPolygon(ax, ay, 4);
    }
}
//------------------------------------------------------------------------------
class myAction implements ActionListener {
    private MojPanel m;
    public myAction(MojPanel m) {
        super();
        this.m=m;
    }
    @Override
    public void actionPerformed(ActionEvent e) {
        try {
            //Scanner s = new Scanner(new File("C:\\Users\\Student.PC35\\eclipse-workspace\\Laborki10\\src\\dane.txt"));
            Scanner s = new Scanner(new File("C:\\Users\\angel\\eclipse-workspace\\Laborki\\src\\dane.txt"));
            int x, y, r, vx, vy, kr, g, b;
            String txt;
            while(s.hasNext()) {
                txt=s.next();
                x=s.nextInt();
                y=s.nextInt();
                r=s.nextInt();
                kr=s.nextInt();
                g=s.nextInt();
                b=s.nextInt();
                vx=s.nextInt();
                vy=s.nextInt();
                Figura f;
                switch(txt) {
                case "Kulka": f = new Kulka(x,y,r,new Color(kr,g,b),vx,vy); m.dodajFigure(f); break;
                case "Kwadrat": f = new Kwadrat(x,y,r,new Color(kr,g,b),vx,vy); m.dodajFigure(f); break;
                case "Diament": f = new Diament(x,y,r,new Color(kr,g,b),vx,vy); m.dodajFigure(f); break;
                }
            }
            m.ruszaaaj();
            s.close();
        }
        catch(Exception ex) {
            System.out.println(ex);
        }
    }
}