nl_tokens: Sets the draw color of the canvas
pl_tokens: function ColorCommand ( args ) { var parsed = new statements . ArgumentStatement ( args ) ; if ( parsed . args . length < 3 ) throw new SyntaxError ( 'COLOR command requires 3 arguments' ) ; this . red = parsed . args [ 0 ] ; this . green = parsed . args [ 1 ] ; this . blue = parsed . args [ 2 ] ; this . alpha = parsed . args . length > 3 ? parsed . args [ 3 ] : <mask> ; }