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import java.applet.*;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.lang.Math;
import java.util.*;
import java.awt.geom.Ellipse2D;
import java.awt.*;
/*
* Program to express the power of self replication
* No death here ;-)
*/
public class GeometricProgression extends Applet
{
int cycles = 16;
int width, height;
Color[] spectrum; // an array of elements, each of type Color
public void init() {
resize(1000,700);
width = getSize().width;
height = getSize().height;
setBackground( Color.black );
// Allocate the arrays; make them "N" elements long
spectrum = new Color[ cycles ];
for ( int i = 0; i < cycles; ++i ) {
// Here we specify colors by Hue, Saturation, and Brightness,
// each of which is a number in the range [0,1], and use
// a utility routine to convert it to an RGB value before
// passing it to the Color() constructor.
spectrum[i] = new Color( Color.HSBtoRGB(i/(float)cycles,1,1) );
}
}
public void paint(Graphics g)
{
final Graphics2D g2 = (Graphics2D)g;
final int FONT_SIZE = 20;
Font key = new Font("Courier", Font.BOLD, FONT_SIZE);
g2.setFont(key);
for (int n = 0; n < 4; n++)
{
for (int click = 0; click < cycles; click++)
{
g2.setColor( spectrum[ click ] );
g2.drawString("(R)ep cycles", 5, FONT_SIZE);
g2.drawString("(T)otal orgs", 5, FONT_SIZE*2);
for (int i=0; i< (Math.pow(2,click)-Math.pow(2,(click-1))); i++)
{
Random rand = new Random();
double x = (width-160) * Math.abs(rand.nextDouble());
double y = height * Math.abs(rand.nextDouble());
Ellipse2D.Double dot = new Ellipse2D.Double(x+160,y,10,10);
g2.fill(dot);
}
g2.drawString("R = " + click, 5, ((height/(cycles+2))*click+2*(height/(cycles+2))));
g2.drawString("T = " + (int)Math.pow(2,click), 5, (height/(cycles+2))*click+FONT_SIZE+2*(height/(cycles+2)));
System.out.println(Math.pow(2,click));
try{
Thread.sleep(1000);
}
catch(InterruptedException e){
System.out.println("Error:" + e);
}
}
repaint();
}
}
}
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