Summer24

Download 015_Concentric_Divided_Circles.py Copy to Clipboard

import os
import random

from util import getTurtleAndScreen

def drawSquareLL(turtle,x,y,cellSize):
    turtle.penup()
    turtle.goto(x,y)
    turtle.setheading(0)
    turtle.pendown()
    turtle.begin_fill()
    for i in range(4):
        turtle.forward(cellSize)
        turtle.left(90)
    turtle.end_fill()

def drawCircle(turtle,x,y,radius,extent=360,start=0):
    turtle.penup()
    turtle.goto(x,y)
    turtle.pendown()
    turtle.begin_fill()
    turtle.setheading(start)
    turtle.forward(radius)
    turtle.left(90)
    turtle.circle(radius,extent=extent)
    turtle.goto(x,y)
    turtle.end_fill()

def drawDividedCircle(turtle,x,y,radius,howMany,palette):
    wedgeDegree=360/howMany
    start = random.randint(0,359)
    for i in range(howMany):
        turtle.color(random.choice(palette))
        drawCircle(turtle,x,y,radius,extent=wedgeDegree,start=start+i*wedgeDegree)

def drawConcentricDividedCircles(turtle,x,y,cellSize,howMany,palette):
    for i in range(howMany):
        radius = (howMany-i)*cellSize/((howMany+1)*2)
        thisMany=random.randint(2,8)
        drawDividedCircle(turtle,x,y,radius,thisMany,palette)

aspectRatio = 1.5
height = 800
width = height*aspectRatio
numRows = 4
numCols = round(numRows*aspectRatio)
cellSize = height/numRows
# cellSize = width/numCols
filename = os.path.basename(__file__)[0:-3]
turtle, screen = getTurtleAndScreen("Concentric Divided Cirlces",width,height,filename,moveWorld=True)
palette = ['#F46A1F', '#002244', '#91420E', '#F0AB00', '#F7E654', '#BED600', '#00685B', '#5482AB', '#00B0CA']

for row in range(0,numRows):
    for col in range(0,numCols):
        turtle.color(random.choice(palette))
        x=cellSize*col
        y=cellSize*row
        drawSquareLL(turtle,x,y,cellSize)
        # color background
        x+=cellSize/2 # x=x+cellSize/2
        y+=cellSize/2
        howMany = random.randint(3,7)
        drawConcentricDividedCircles(turtle,x,y,cellSize,howMany,palette)
        # draw concentric divided circles
screen.mainloop()