import java.applet.Applet; 
import java.awt.*; 
public class hsbcolor extends Applet {
  public void paint(Graphics e) {
    Color co;
    e.drawString("色相（０〜１）",10,15);
    for(int i=0;i<100;i++) {
      co=Color.getHSBColor((float)i/100,1f,1f);
      e.setColor(co);
      e.drawLine(10+i,20,10+i,50);
    }
    e.drawString("彩度（０〜１）",10,65);
    for(int i=0;i<100;i++) {
      co=Color.getHSBColor(0.3f,(float)i/100,1f);
      e.setColor(co);
      e.drawLine(10+i,70,10+i,100);
    }
    e.drawString("明度（０〜１）",10,115);
    for(int i=0;i<100;i++) {
      co=Color.getHSBColor(0.7f,1f,(float)i/100);
      e.setColor(co);
      e.drawLine(10+i,120,10+i,150);
    }
//  RGB to HSB
    int r=200;int g=0;int b=100;
    float h,s,c;
    float hsb[] = Color.RGBtoHSB(r,g,b,null);
    h = (hsb[0]);
    s = (hsb[1]);
    c = (hsb[2]);
    e.setColor(new Color(r,g,b));
    e.drawString("RGB to HSB",130,20);
    e.drawString("R="+r+",G="+g+",B="+b,130,40);
    e.drawString("H="+h+",S="+s+",B="+c,130,60);
//  HSB to RGB
    h=0.7f;s=0.8f;c=0.8f;
    co = Color.getHSBColor(h,s,c);
    r=co.getRed();
    g=co.getGreen();
    b=co.getBlue();
    e.setColor(new Color(r,g,b));
    e.drawString("HSB to RGB",130,80);
    e.drawString("H="+h+",S="+s+",B="+c,130,100);
    e.drawString("R="+r+",G="+g+",B="+b,130,120);
  }
}