import java.awt.*;

public class example2 extends BufferedApplet
{
   int x = 0, y = 0;
   int w = 0, h = 0;
   Color drawingColor = Color.black;

   int counter = 0;
   double weight = 0;

   public void render(Graphics g) {
      if (w == 0) {
         w = bounds().width;
         h = bounds().height;

         x = w / 2;
         y = h / 2;
      }

      g.setColor(Color.white);
      g.fillRect(0, 0, w, h);

      int isin = (int)(100 * Math.sin(0.1 * counter));
      int icos = (int)(100 * Math.cos(0.1 * counter));
 
      int jsin = (int)(weight * 20 * Math.sin(0.6 * counter));
      int jcos = (int)(weight * 20 * Math.cos(0.6 * counter));
 
      g.setColor(drawingColor);
      g.fillOval(x - 35 + isin - jsin/2, y - 25 + icos - jcos/2, 70 + jsin, 50 + jcos);

      weight *= 0.95;

      counter++;
      animating = true;
   }

   public boolean mouseMove(Event e, int x, int y) {
      return false;
   }

   public boolean mouseDown(Event e, int x, int y) {
      return false;
   }

   public boolean mouseDrag(Event e, int x, int y) {
      this.x = x;
      this.y = y;
      damage = true;
      return true;
   }

   public boolean mouseUp(Event e, int x, int y) {
      weight = 1.0;
      return false;
   }

   public boolean keyDown(Event e, int key) {
      return false;
   }

   public boolean keyUp(Event e, int key) {
      switch (key) {
      case 'r':
         drawingColor = Color.red;
         break;
      case 'g':
         drawingColor = Color.green;
         break;
      case 'b':
         drawingColor = Color.blue;
         break;
      case ' ':
         drawingColor = Color.black;
         break;
      }
      damage = true;
      return true;
   }
}