lucio

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Basic Commands

• ai(x), avanti(x)

Moves the turtle x points

• indietro (x) , io (x)

The turtle back x points

• sinistra(x) , sx (x)

Rotate the turtle left x degrees

• destra(x) , dx(x)

Rotate the turtle left x degrees

• cancellaschermo, ca

Will clear the screen and return the turtle home

Controlling the Pen

• pennasu, ps

Turtle stops leaving a trail

• pennagiù, pg

The turtle will leave a trail

• setwaittime(x), mt (x)

Will set the waiting time to x milliseconds

• wait

Will cause the turtle to wait before executing the command

• setwidth(x)

Will set the pen width to X

• nasconditartaruga, nt

Hide the turtle

• mostratartaruga, mt

Show the turtle

• casa

Moves the turtle to center, pointing upwards

• settax(num), settay(num)

Move turtle to the specified location

• settaxy (num1,num2)

Move turtle to the specified location

Rotate the turtle to the specified heading

• arc (ANGLE, RADIUS)

Will create an arc distance RADIUS covering ANGLE angle

• ellipse (Width , Height)

Will craete an ellipse width Width and height Height

• dimmixy, dimmix, dimmiy

Outputs the current turtle position as [ x y ], x or y respectively

• direzione

Outputs the current turtle heading

• verso

Outputs the heading towards the specified [ x y ] coordinates

Loops and procedure

• repeat x [ statements ... ]

Repeat statements x times

• volteripetute

Outputs the current iteration number of the current repeat or forever

• for controllist [ statements ...]

Typical for loop. The controllist specifies three or four members: the local varname, start value, limit value, and optional step size

• to PROCNAME inputs ... statements ... end

Define a new named procedure with optional inputs

• make varname expr

Update a variable or define a new global variable. The variable name must be quoted, e.g. make 'foo 5

• : VARNAME

access the content of VARNAME

Lists

• list thing1 thing2 ...

Create a new list from the inputs

• primo listname

Outputs the first item from the list

• elencatranneprimo listname , etp listname

Outputs all the items of listname except for the first item

• ultimo listname

Outputs the last item from the list

• elencatranneultimo listname

Outputs all the items of listname except for the last item

• item index list

Outputs the indexlist item of the list or array

• prendi listname

Outputs one item from a list, at random

Colors

• settacolore(x)

Will set the turtle color accroding to the following table

 0: nero 1: blu 2: verde 3: ciano 4: rosso 5: magenta 6: giallo 7: bianco 8: marrone 9: tangente 10: verde 11: aqua 12: salmone 13: porpora 14: arancione 15: grigio

• settacolore [r,g,b]

Will set the turtle color accroding to the amount of red , green and blue for example setcolor [50 100 50]

• colora

Does a paint bucket flood fill at the turtle's position

• coloradopo fillcolor [ statements ... ]

Execute statements without drawing but keeping track of turtle movements. When complete, fill the region traced by the turtle with fillcolor and outline the region with the current pen style

Math

sum x y

• minus x y

return the distance between x and y

• casuale(x)

Will choose a random number between 0 - (x-1)

• modulo expr expr

Outputs the remainder (modulus). For remainder and % the result has the same sign as the first input; for modulo the result has the same sign as a the second input.