Turtle

Browser
Command summary (longer description of Turtle aka "Newt" from Newton NewtTurT tutorial version)
Browser
Command summary:
Erase
clears screen, returns turtle to center
Vis?
shows turtle (square) while drawing
Pen?
turtle draws if on; otherwise just moves
Eval
evaluates current method, using times, dist and deg parameters
(for recursive methods, "times" often means "levels")
NOTE: increase times value gradually since there's no Stop button!
(menu)
choose a method, and example parameters; Erase
Times
iterate using times, dist and deg,
i.e., for(i=0; i< times; i++) {go(dist); turn(deg)}
e.g., times=4, dist=50, deg=90
e.g., times=40, dist=50, deg=88
Dist
go using dist, i.e., go(dist)
Deg
turn using deg, i.e., turn(deg)
The Turtle applet should appear below

Palm
Turtle_P.zip [16K] .pdb, .prc
WinCE
Turtle_W.zip [15K] .wrp, .lnk
Newton
Turtle.pkg [15K] .pkg; requires lib wextra.pkg
non-Waba Newton version programmable in NewtonScript
Source
Turtle_S.zip [6K] .java, .bmp

© 2001-2007, S. Weyer. All Rights Reserved Worldwide.


Last updated: 23-Jun-2005