2.10.4 Bubble Wrap 2.0.py

"""
This code will fill the canvas with light blue circles.

Now add a function that will draw a white highlight on each bubble.
"""
speed(0)

# This function will draw one row of 10 circles
def draw_circle_row():
    for i in range(10):
        pendown()
        begin_fill()
        color("light blue")
        circle(20)
        end_fill()
        penup()
        forward(40)

# This function will move Tracy from end of row up to beginning of the row on top        
def move_up_a_row():
    left(90)
    forward(40)
    right(90)
    backward(400)

def make_highlight():
    for i in range(10):
        pendown()
        pensize(2)
        color("white")
        circle(10, 90)
        pensize(1)
        penup()
        backward(50)
        right(90)
        backward(10)
        
# Send Tracy to starting position in bottom left corner
penup()
setposition(-180,-200)

# Call circle drawing function 10 times to fill ten rows
for i in range(10):
    draw_circle_row()
    move_up_a_row()

left(90)
setposition(-170, 180)
for i in range(10):
    make_highlight()
    right(90)
    move_up_a_row()
    left(90)