Function and turtle help
Dave Angel
davea at davea.name
Fri Feb 21 07:30:10 CET 2014
Scott W Dunning <swdunning at cox.net> Wrote in message:
> Hello,
>
> I am trying to make a function that allows me to color in a star that was drawn in Turtle. I just keep having trouble no matter what I do. Iâ€™ll post the code I have for the star (just in case). The ultimate goal is to create a script thatâ€™ll draw the American flag (weâ€™re learning this piece by piece in class. So, I need to create a function that will color in the star that I can call multiple times for each star. Any help is greatly appreciated!
>
> Scott
>
> from turtle import *
> from math import sin, sqrt, radians
>
> showturtle()
> def star(width):
> R = (width)/2*sin(radians(72))
> A = (2*width)/(3+sqrt(5))
> penup()
> left(18)
> penup()
> forward(R)
> pendown()
>
> left(162)
> forward(A)
> right(72)
> forward(A)
>
> left(144)
> forward(A)
> right(72)
> forward(A)
>
> left(144)
> forward(A)
> right(72)
> forward(A)
>
> left(144)
> forward(A)
> right(72)
> forward(A)
>
> left(144)
> forward(A)
> right(72)
> forward(A)
>
> penup()
> left(180-18)
> penup()
> forward(R)
> penup()
> left(180-18)
> pendown()
> showturtle()
> star(500)
>
Look at turtle.begin_fill and turtle.end_fill
That's after making sure your star is a closed shape.
--
DaveA
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