def __init__(self, gfx):
self.gfx = gfx
self.keys = {}
self.menu = Menu()
self.game = Asteroids()
self.state = self.Menu
self.time_to_menu = 0
class Core(object):
# Various game states
Menu, Running, Paused, GameOver = xrange(4)
# Initialize
def __init__(self, gfx):
self.gfx = gfx
self.keys = {}
self.menu = Menu()
self.game = Asteroids()
self.state = self.Menu
self.time_to_menu = 0
# Run core engine
def run(self):
clock = pygame.time.Clock()
while True:
for event in pygame.event.get():
self.handle_event(event)
self.gfx.fill((0, 0, 0))
# Game State: Menu
if self.state == self.Menu:
self.menu.update()
self.menu.render(self.gfx)
# Game State: Running
elif self.state == self.Running:
self.game.process_key_events(self.keys)
self.game.update()
self.game.render(self.gfx)
# Game State: Paused
elif self.state == self.Paused:
self.game.render(self.gfx)
# Game State: Game Over
elif self.state == self.GameOver:
self.game.update()
self.game.render(self.gfx)
self.process_key_events()
self.update()
self.render(self.gfx)
pygame.display.update()
clock.tick(30)
# Handle caught pygame event
def handle_event(self, event):
# Handle exit events.
if event.type == QUIT:
pygame.quit()
sys.exit()
# Handle key events.
elif event.type == KEYDOWN:
self.keys[event.key] = True
elif event.type == KEYUP:
self.keys[event.key] = False
# Process all relevant key events
def process_key_events(self):
if self.keys.get(K_RETURN, False):
if self.state == self.Menu:
self.state = self.Running
self.game.new_game()
if self.keys.get(K_p, False):
if self.state == self.Running:
self.state = self.Paused
self.game.mixer.pause()
elif self.state == self.Paused:
self.state = self.Running
self.game.mixer.unpause()
self.keys[K_p] = False
# Update values
def update(self):
if self.state == self.Running:
if self.game.game_over():
self.game.mixer.stopall()
self.state = self.GameOver
self.time_to_menu = 200
elif self.state == self.GameOver:
self.time_to_menu -= 1
if self.time_to_menu == 0:
self.state = self.Menu
# Render values
def render(self, gfx):
font = pygame.font.SysFont("OCR A Extended", 20)
if self.state == self.Paused:
label = font.render("Paused", 1, (255, 255, 255))
gfx.blit(label, ((ScreenSize.width / 2) - (label.get_rect().width / 2), 190))
elif self.state == self.GameOver:
label = font.render("Game Over", 1, (255, 255, 255))
gfx.blit(label, ((ScreenSize.width / 2) - (label.get_rect().width / 2), 190))
