Draws an opaque block (rectangle) of the given dimensions such that the turtle's current position is at the lower-lefthand corner of the block.
The color of the block is the value of FLOODCOLOR.
The rectangle is always draw with the
width going horizontally and the
height going vertically, regardless of the turtle's orientation.
SETFLOODCOLOR 2 BITBLOCK 200 100 SETFLOODCOLOR 3 BITBLOCK 100 50