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recursive_rectangles.py
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recursive_rectangles.py
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"""
Recursively draw rectangles.
Sample Python/Pygame Programs
Simpson College Computer Science
http://programarcadegames.com/
http://simpson.edu/computer-science/
"""
import pygame
# Define some colors
black = ( 0, 0, 0)
white = ( 255, 255, 255)
green = ( 0, 255, 0)
red = ( 255, 0, 0)
def recursive_draw(x, y, width, height):
""" Recursive rectangle function. """
pygame.draw.rect(screen, black,
[x,y,width,height],
1)
# Is the rectangle wide enough to draw again?
if( width > 14 ):
# Scale down
x += width * .1
y += height * .1
width *= .8
height *= .8
# Recursively draw again
recursive_draw(x, y, width, height)
pygame.init()
# Set the height and width of the screen
size = [700, 500]
screen = pygame.display.set_mode(size)
pygame.display.set_caption("My Game")
#Loop until the user clicks the close button.
done = False
# Used to manage how fast the screen updates
clock = pygame.time.Clock()
# -------- Main Program Loop -----------
while not done:
for event in pygame.event.get(): # User did something
if event.type == pygame.QUIT: # If user clicked close
done = True # Flag that we are done so we exit this loop
# Set the screen background
screen.fill(white)
# ALL CODE TO DRAW SHOULD GO BELOW THIS COMMENT
recursive_draw(0, 0, 700, 500)
# ALL CODE TO DRAW SHOULD GO ABOVE THIS COMMENT
# Go ahead and update the screen with what we've drawn.
pygame.display.flip()
# Limit to 60 frames per second
clock.tick(60)
# Be IDLE friendly. If you forget this line, the program will 'hang'
# on exit.
pygame.quit()