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Contents
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XLOGO User Manual
Loïc Le Coq
Date:
http://xlogo.tuxfamily.org
Contents
Presentation
Introduction
Java
Interface features:
First run
The main window
The procedure editor
Quit XLogo
Menu options:
``File'' Menu
``Edit'' Menu
``Tools'' Menu
``Help'' Menu
Conventions adopted by XLOGO
Commands and their interpretation
Procedures
Specific character \
Case-sensitivity
Operators and syntax
List of primitives
Movement of the turtle; pen and colour settings
Turtle and 3D
The perspective projection
Understanding orientation in a 3D World
Primitives available in 2D mode and 3D mode
3D Viewer
Drawing a cube
Lighting the scene
Fog effect
A word on colors
Animation Mode
Writing in the text area with the primitive
print
or
write
Arithmetical and logical operations
Operations on lists
Booleans
Testing an expression with the primitive
if
The workspace
Procedures
Optional variables
Primitive '
trace
'
Concept of variables
Property Lists
File handling
Advanced fill function:
Break commands
Multiturtle Mode
Play music
Loops:
A loop with
repeat
A loop with
for
A loop with
while
A loop with
foreach
A loop with
forever
Receiving input from the user
Interact with the keyboard
Some examples of usage:
Interact with the mouse
Some examples of usage:
Graphical components
Create a component
Modify some properties of graphical components
Time and date
Using a network with XLogo
The network Howto
Primitives for networking
Program examples
Draw houses
Draw a whole rectangle
Factorial
The snowflake (with thanks to Georges Noël)
A little bit of writing...
And conjugation...
First version
Second go
Or even: A little recursion !
All about colours
Introduction
Let's get practical!
And if you want a negative??
A good example of using lists (with thanks to Olivier SC)
A pretty rosette
Uninstall and bookmark
Uninstall
Bookmark
FAQ - Tricks Things to know
Though I erase a procedure from the editor, it keeps on popping back!
I'm using the version in Esperanto but I can't write with the special characters!
In the Sound tab from the Preferences dialogue box, no instrument can be found.
I have screen updating problems when the turtle is drawing.
How to type quickly a control used previously?
How can you be helped?
Launching XLogo with command line
Executing Xlogo from the WEB
The problem
How to create the
jnlp
file
Index
About this document ...
Loïc 2008-06-08
![\includegraphics[scale=1.0]{pics/xLogoB.eps}](img1.png)
![\includegraphics[scale=0.43]{pics/Capture.eps}](img2.png)