Binary_Clock.pde

/*
Simple Binary Clock in Processing.
Relogio Binario simples em Processing.
*/

float tx, ty, dx, dy;
void setup() {
  size(400, 350);
  tx = width / 9f;
  ty = height / 3f;
  dx = width / 9f;
  dy = height / 6f;
  noStroke();
}

void draw() {
  background(0);
  for( int y = 0; y < 3; ++y ){
    String s = "";
    switch( y ){
      case 0 :
        s = binary( hour(), 8 );
        break;
      case 1:
        s = binary( minute(), 8 );
        break;
      case 2:
        s = binary( second(), 8 );
        break;
    }
    for( int x = 0; x < 8; ++x ){
       if( s.charAt( x ) == '1' ) fill(#4DFF4E);
       else fill( 50 );
       ellipse( tx + (x*dx), ty + (y*dy), 30, 30 );
     }
   }
}