import java.awt.*;

public class TestWiiApplet extends BufferedApplet
{
   Wii wii;
   int w = 0, h = 0;

   public void stop() {
      wii.stop();
      super.stop();
   }

   double roll0 = 0, roll1 = 0, pitch0 = 0, pitch1 = 0;

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

      wii.update();

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

      roll0  = 0.9 * roll0  + 0.1 * wii.getRoll(0);
      pitch0 = 0.9 * pitch0 + 0.1 * wii.getPitch(0);
      roll1  = 0.9 * roll1  + 0.1 * wii.getRoll(1);
      pitch1 = 0.9 * pitch1 + 0.1 * wii.getPitch(1);

      int wx1 = 100 - (int)(100*roll0), wy1 = 200 - (int)(100*pitch0);
      int wx2 = 300 - (int)(100*roll1), wy2 = 200 - (int)(100*pitch1);

      drawWii(g, 0, wx1, wy1);
      drawWii(g, 1, wx2, wy2);
      animating = true;
   }

   Color color[] = {Color.gray, Color.green, Color.red, Color.blue};

   void drawWii(Graphics g, int n, int wx, int wy) {
      g.drawRoundRect(wx, wy, 50, 200, 20, 20);
      g.drawRoundRect(wx, wy, 50, 200, 20, 20);
      drawWiiButton(g, n, wx, wy, Wii.A, "A");
      drawWiiButton(g, n, wx, wy, Wii.B, "B");
      drawWiiButton(g, n, wx, wy, Wii.D, "Down");
      drawWiiButton(g, n, wx, wy, Wii.H, "Home");
      drawWiiButton(g, n, wx, wy, Wii.L, "Left");
      drawWiiButton(g, n, wx, wy, Wii.M, "Minus");
      drawWiiButton(g, n, wx, wy, Wii.O, "One");
      drawWiiButton(g, n, wx, wy, Wii.P, "Plus");
      drawWiiButton(g, n, wx, wy, Wii.R, "Right");
      drawWiiButton(g, n, wx, wy, Wii.T, "Two");
      drawWiiButton(g, n, wx, wy, Wii.U, "Up");
   }

   void drawWiiButton(Graphics g, int n, int wx, int wy, int b, String str) {
      int state = wii.getState(n, b);
      g.setColor(color[state]);
      g.drawString(str, wx + 8, wy + 20 + 15 * b);
      if (state == 2)
         g.drawString(str, wx + 9, wy + 20 + 15 * b);
   }
}