# turtle3.py3   watch motion as turtle draws
#Draws the desired number of squares, 4<f .
from turtle import *
import time
from numpy import array
print("turtle3.py3 running")
pt = array([0.0,0.0])
Screen()
setworldcoordinates(-300,-10,300,590)
title("turtle3.py3")
i = 0
f = 5
c = 1
n = 2
x = 65
while i < f:
  i=i+1
  x=x*1.4  # was 1.05
  print("x=",x)
  if c==1:
    pencolor("red")
  elif c==2:
    pencolor("blue")
  elif c==3:
    pencolor("green")
  else:
    pencolor("black")

  # end if
  if n==1:
    fillcolor("red")
  elif n==2:
    fillcolor("blue")
  elif n==3:
    fillcolor("green")
  else:
    fillcolor("white")

  # end if
  bk(x)
  rt(90)
  bk(x)
  rt(90)
  bk(x)
  pt = position()
  print("xtp=",pt[0],"  ypt=",pt[1])
  rt(90)
  bk(x)
  rt(90)
  up()
  rt(9)
  down()
  c = c+1
  n = n+1

# end while
exitonclick()

print("turtle3.py3 finished")

# end turtle3.py3