target rect (20,10)-(60,40)
fill (20,10)-(59,20) [0,0],[3,1]
string "0ab" atpoint: (20,10) [0,0] fill: black
0
a
b
blit (46,10)-(59,20) [2,0],[1,1], to (33,10)-(46,20) [1,0],[1,1]
fill (46,10)-(46,20) [2,0],[0,1]
fill (46,10)-(59,20) [2,0],[1,1]