// clock
//    -- a simple digital clock
//
// Scott "Jerry" Lawrence
// sdlpci@cis.rit.edu

int colors = 0;

int ms = 50;    // scale

void setup()
{
  size( 13*ms, 9*ms );
  background( 0 );
}

void loop()
{ 
  if( colors == 0 ) { background( 0 ); }else{ background( 127 ); }
  number( 1*ms, hour()/10 );
  number( 3*ms, hour()%10 );
  
  number( 5*ms, minute()/10 );
  number( 7*ms, minute()%10 );

  number( 9*ms, second()/10 );
  number( 11*ms, second()%10 );

  // screengrab stuff
  /*
  if( keyPressed )
  {
    if( key == 'G' )
       saveFrame();
  }
  */
}

void mousePressed()
{
    if( colors==0 ) {
      colors=1;
    } else {
      colors=0;
    }
}

void number( int x, int value)
{
  if( colors == 0 )
    stroke( 50, 0, 0 );
  else
    stroke( 100, 100, 127 );

  setFill( value & 0x08 );
  ellipse( x, 1*ms, ms, ms );
  setFill( value & 0x04 );
  ellipse( x, 3*ms, ms, ms );
  setFill( value & 0x02 );
  ellipse( x, 5*ms, ms, ms );
  setFill( value & 0x01 );
  ellipse( x, 7*ms, ms, ms );
}

void setFill( int bit )
{
  if( colors == 0 )
  {
    if( bit == 0 ) {
      fill( 50, 0, 0 );
    } else {
      fill( 255, 0, 0 );
    }
  } else {
    if( bit == 0 ) {
      fill( 110, 110, 140 );
    } else {
      fill( 30, 0, 255 );
    }
  }
}