======
PRIMJER

import java.applet.*;
import java.awt.*;
public class Primjer1 extends Applet{
	public void paint(Graphics g)
	{
		g.drawLine(50, 50, 200, 100);
		int x[] = {50, 0, 50, 100};
		int y[] = {50, 100, 150, 100};
		g.drawPolygon(x, y, 4);
		g.setFont(new Font("TimesNewRoman", Font.BOLD, 30));
		g.drawString("Slobomir", 50, 180);
		
	}
}

===========
KRUG

import java.applet.*;
import java.awt.*;
public class Krug extends Applet{
	private int x, y;
	public void init() {setSize(500, 500);}
	public boolean mouseDown(Event e, int x, int y)
	{
		this.x = x;
		this.y = y;
		//repaint();
		paint(this.getGraphics());
		return true;
	}
	public void paint(Graphics g)
	{
		g.drawOval(x-5, y-5, 10, 10);
	}
}

=========
PRAVOUGAONIK

import java.applet.*;
import java.awt.*;
public class Pravougaonik extends Applet{
	private int x1, x2, y1, y2, brk;
	public void init()
	{
		setSize(600, 500); brk = 0;
	}
	public boolean mouseDown(Event e, int x, int y)
	{
		brk++;
		if(brk % 2 == 1)
		{
			x1 = x; y1 = y;
		}
		else
		{
			x2 = x; y2 = y;
			repaint();
		}
		return true;
	}
	public void paint(Graphics g)
	{
		int t;
		if(x2 < x1)
		{
			t = x2;
			x2 = x1;
			x1 = t;
		}
		if(x1 < x2)
		{
			t = x1;
			x1 = x2;
			x2 = t;
		}
		g.drawRect(x1, y1, x2-x1, y2-y1);
	}
}

=======
KVADRAT SE POMJERA PRITISKOM DUGMETA

import java.applet.*;
import java.awt.*;
public class qwerty extends Applet{
	private int xc, yc;
	private int key;
	public void init()
	{
		setSize(600, 500); key = 0;
		xc = getWidth() / 2;
		yc = getHeight() / 2;
	}
	public boolean keyDown(Event e, int key)
	{
		this.key = key;
		repaint();
		return true;
	}
	public void paint(Graphics g)
	{
		switch (key)
		{
		case 'U':
		case 'u':
			if(yc-10 >= 5)
				yc-=10;
			break;
		case 'D':
		case 'd':
			if(yc+10 <= getHeight()-5)
				yc+=10;
			break;
		case 'L':
		case 'l':
			if(xc-10 >= 5)
				xc-=10;
			break;
		case 'R':
		case 'r':
			if(xc+10 <= getWidth()-5)
				xc+=10;
			break;
		}
		g.drawRect(xc-5, yc-5, 10, 10);
	}
}

=========
DIGITALNI SAT

import java.applet.*;
import java.awt.*;
import java.util.*;
public class sad extends Applet{
	public void init()
	{
		setSize(300, 100);
	}
	public boolean mouseDown(Event e, int x, int y)
	{
		repaint();
		return true;
	}
	public void paint(Graphics g)
	{
		Date d = new Date();
		int sat, min, sec;
		sat = d.getHours();
		min = d.getMinutes();
		sec = d.getSeconds();
		String str;
		str = Integer.toString(sat)+":";
		str += Integer.toString(min)+":";
		str += Integer.toString(sec);
		g.setFont(new Font("TimesNewRoman", Font.BOLD, 48));
		g.drawString(str, 50, 50);
	}
}

========
KUGLA SE ODBIJA

import java.applet.*;
import java.awt.*;
import java.util.*;
public class Bilijar extends Applet implements Runnable{
	private int xc, yc, R, dx, dy;
	private Thread nitk;
	public void init()
	{
		setSize(600, 450);
		xc = getWidth()/2;
		yc = getHeight()/2;
		R = 5;
		Random r = new Random();
		dx = 10+r.nextInt(5); dy = 5+r.nextInt(5);
		nitk = new Thread(this);
		nitk.start();
	}
	public void run()
	{
		while (true)
		{
			try
			{
				Thread.sleep(40);
			}
			catch(Exception e){
			}
			repaint();
		}
	}
	public void paint(Graphics g)
	{
		xc += dx; yc += dy;
		if (xc > getWidth()-R)
		{
			xc = getWidth() - R;
			dx = - dx;
		}
		if (xc < R)
		{
			xc = R;
			dx = - dx;
		}
		if (yc > getHeight()-R)
		{
			yc = getHeight() - R;
			dy = - dy;
		}
		if (yc < R)
		{
			yc = R;
			dy = - dy;
		}
		g.drawOval(xc-R, yc-R, 2*R, 2*R);
	}
}

=====
Analogni sat

import java.applet.*;
import java.awt.*;
import java.util.*;
public class Satic extends Applet implements Runnable {
	private int xc, yc, R;
	private double dsat, dmin, dsec;
	Thread nitv;
	public void init()
	{
		setSize(600, 600);
		xc = getWidth()/2;
		yc = getHeight()/2;
		R = Math.min(xc, yc) - 5;
		dsec = 0.9; dmin = 0.8; dsat = 0.7;
		nitv = new Thread(this);
		nitv.start();
	}
	public void run()
	{
		while(true)
		{
			try
			{
				Thread.sleep(1000);
			}
			catch(Exception e)
			{
				
			}
			repaint();
		}
	}
	public void paint(Graphics g)
	{
		Date d = new Date();
		int sat, min, sec;
		int dx, dy, xk, yk;
		sat = d.getHours();
		min = d.getMinutes();
		sec = d.getSeconds();
		double alpha;
		xc = getWidth()/2;
		yc = getHeight()/2;
		R = Math.min(xc, yc) - 5;
		g.drawOval(xc-R, yc-R, 2*R, 2*R);
		alpha = sec * 6 * Math.PI / 180;
		dy = (int)(R * dsec * Math.cos(alpha));
		yk = yc - dy;
		dx = (int)(R * dsec * Math.sin(alpha));
		xk = xc + dx;
		g.drawLine(xc, yc, xk, yk);
		alpha = min * 6 * Math.PI / 180;
		dy = (int)(R * dmin * Math.cos(alpha));
		yk = yc - dy;
		dx = (int)(R * dmin * Math.sin(alpha));
		xk = xc + dx;
		g.drawLine(xc, yc, xk, yk);
		alpha = (sat + min / 60.0) * 30 * Math.PI / 180;
		dy = (int)(R * dsat * Math.cos(alpha));
		yk = yc - dy;
		dx = (int)(R * dsat * Math.sin(alpha));
		xk = xc + dx;
		g.drawLine(xc, yc, xk, yk);
	}
}