# drawing.py
# ----------
# By Patrick Wick
#
# This program will (hopefully) draw a dog

from turtle import *
import superturtle as st

# for the dog's ears
def ear(rad):
    pendown()
    # draw an ellipse, rad is the "radius" of the ellipse 
    for i in range(2):
        # two arcs, each one half of the ellipse
        circle(rad,90) # long side
        circle(rad//25,90) # short side
    penup()

# main part of the dog's face
def face(rad,color):
    pendown()
    fillcolor(color)
    begin_fill()
    # draw an ellipse, rad is the "radius" of the ellipse 
    for i in range(2):
        # two arcs, each one half of the ellipse
        circle(rad,90) # long side
        circle(rad//2,90) # short side
    end_fill()
    penup()

def nose(rad):
    # circles are drawn CCW so if the turtle is facing right, the nose is upside down
    setheading(180)
    pendown()
    color = 'black'
    fillcolor(color)
    begin_fill()

    # initial position will need to be shifted +X by rad/2 to be centered
    for i in range(3):
        forward(rad)
        circle(rad,120)

    end_fill()
    penup()

    # reset position and do the dogs septum/upper lip
    forward(rad/2)
    left(90)
    forward(2*rad)
    x = xcor()
    y = ycor()
    pendown()
    # swoop right
    forward(2*rad)
    circle(rad,150)
    penup()
    goto(x,y)
    setheading(270)
    pendown()
    # swoop left
    forward(2*rad)
    circle(-rad,150)
    penup()

def eye(rad):
    pendown()
    color = 'black'
    fillcolor(color)
    begin_fill()
    circle(rad)
    penup()

pencolor('black')
pensize(4)

setheading(-135)
face(200,'white')
setheading(-45)
face(200,'saddle brown')

done()