avocados/support/pixel-crash.py

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Python
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2014-08-30 15:19:15 +02:00
#!/usr/bin/env python3
# Move a single pixel around the screen without crashing against the borders.
# (and exit the program once crashed)
import sys
from colors import *
from screen import *
def main():
# Position of the pixel.
x = WIDTH / 2
y = HEIGHT / 2
# Direction of the pixel.
dir_x = 0
dir_y = -1
clock = pygame.time.Clock()
running = True
while running:
x += dir_x
y += dir_y
if x <= 0 or x >= WIDTH or y <= 0 or y >= HEIGHT:
print("Crash!")
running = False
screen.fill(BLACK)
screen.set_at((int(x), int(y)), WHITE)
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_UP:
dir_x = 0
dir_y = -1
elif event.key == pygame.K_DOWN:
dir_x = 0
dir_y = 1
elif event.key == pygame.K_LEFT:
dir_x = -1
dir_y = 0
elif event.key == pygame.K_RIGHT:
dir_x = 1
dir_y = 0
pygame.display.flip()
clock.tick(120)
if __name__ == "__main__": main()