def setup(self):
### Setup the game. ###
self.tip = games.Message(value="Press <Enter> key to Move, <End> Key to Quit.",
color=color.blue,
size=24, x=320, y=40,
interval=0, is_collideable = False)
self.tip._tickable = False
self.tip.TYPE = "TP"
games.gscreen.add(self.tip)
self.refresh()
def end(self):
""" End the game. """
# Show 'game over' for 5 seconds.
end_message = games.Message(value = "Game Over",
size = 90, color = color.red,
x = games.screen.width/2,
y = games.screen.height/2,
lifetime = 5 * games.screen.fps,
after_death = games.screen.quit,
is_collideable = False)
games.screen.add(end_message)
def end(self):
""" Завершает игру. """
# 5-секундное отображение 'Game Over'
end_message = games.Message(value="Game Over",
size=90,
color=color.red,
x=games.screen.width / 2,
y=games.screen.height / 2,
lifetime=5 * games.screen.fps,
after_death=games.screen.quit,
is_collideable=False)
games.screen.add(end_message)
def update(self):
image = games.load_image("Pizza.gif")
if self.bottom > games.screen.height:
gameovermessage = games.Message(value="GAME OVER",
size=50,
color=color.red,
x=games.screen.width / 2,
y=games.screen.height / 2,
lifetime=5 * games.screen.fps,
after_death=games.screen.quit)
games.screen.quit()
self.y += 3
def advance(self):
""" Переводит игру на очередной уровень. """
self.level += 1
life_up = ''
if self.level in self.bonus:
self.life.value += 1
life_up = ' + bonus life'
# зарезервированное пространство вокруг корабля
BUFFER = 150
self.speed_asteroid += 1
# создание новых астеройдов
for i in range(self.level):
# вычислим x и y, чтобы от корабля они отстояли минимум на BUFFER пикселов
# сначала выберем минимальные отступы по горизонтали(x-axis) и вертикали(y-axis)
x_min = random.randrange(BUFFER)
y_min = BUFFER - x_min
# исходя из этих минимумов, сгенерируем расстояния от корабля по горизонтали и вертикали
x_distance = random.randrange(x_min, games.screen.width - x_min)
y_distance = random.randrange(y_min, games.screen.height - y_min)
# исходя из этих расстояний, вычислим экранные координаты
x = self.ship.x + x_distance
y = self.ship.y + y_distance
# если необходимо, вернём объект внутрь окна
x %= games.screen.width
y %= games.screen.height
# создадим астеройд
new_asteroid = Asteroid(game=self,
x=x,
y=y,
size=Asteroid.LARGE,
speed=self.speed_asteroid)
games.screen.add(new_asteroid)
# отображение номера уровня
level_message = games.Message(value="Level " + str(self.level) +
life_up,
size=40,
color=color.black,
x=games.screen.width / 2,
y=games.screen.width / 10,
lifetime=3 * games.screen.fps,
is_collideable=False)
games.screen.add(level_message)
# звуковой эффект перехода на новый уровень (кроме первого)
if self.level > 1:
self.sound.play()
def end(self):
### End the game. ###
games.gscreen._clear_events()
games.gscreen.clear()
# show 'Game Over' for 5 seconds
end_message = games.Message(value = "Game Over",
size = 80,
color = color.red,
x = games.gscreen.width/2,
y = games.gscreen.height/2,
# interval = 500 * games.gscreen.fps,
# after_death = games.gscreen.quit,
is_collideable = False)
games.gscreen.add(end_message)
self.refresh()
for i in range(1,200,1):
games.gscreen._wait_frame()
games.pygame.quit()
sys.exit(0)
def end(self):
""" Жизнь -- """
self.life.value -= 1
if self.life.value == 0:
""" Завершает игру. """
# 5-секундное отображение 'Game Over'
end_message = games.Message(value="Game Over",
size=90,
color=color.red,
x=games.screen.width / 2,
y=games.screen.height / 2,
lifetime=5 * games.screen.fps,
after_death=games.screen.quit,
is_collideable=False)
games.screen.add(end_message)
return True
else:
self.ship = Ship(game=self,
x=games.screen.width / 2,
y=games.screen.height / 2)
games.screen.add(self.ship)
def advance(self):
""" Advance to the next game level. """
self.level += 1
# amount of space around the ship to preserve when creating asteroids
BUFFER = 150
# create new asteroids
for _ in range(self.level):
# calculate an x an y at least BUFFER distance from the ship
# choose minimum distance along x-axis and y-axis
x_min = random.randrange(BUFFER)
y_min = BUFFER - x_min
# choose distance along x-axis and y-axis based on minimum distance
x_distance = random.randrange(x_min, games.screen.width - x_min)
y_distance = random.randrange(y_min, games.screen.height - y_min)
# calculate location based on distance
x = self.ship.x + x_distance
y = self.ship.y + y_distance
# wrap around screen, if necessary
x %= games.screen.width
y %= games.screen.height
# create the asteroid
new_asteroid = Asteroid(game=self, x=x, y=y, size=Asteroid.LARGE)
games.screen.add(new_asteroid)
# display level number
level_message = games.Message(value = "Level " + str(self.level), size = 40, \
color = color.yellow, x = games.screen.width / 2, y = games.screen.width / 10, \
lifetime = 3 * games.screen.fps, is_collideable = False)
games.screen.add(level_message)
# play new level sound (except at first level)
if self.level > 1:
self.sound.play()
def end(self):
""" End the game message. """
end_message = games.Message(value = "Game Over", size = 90, color = color.red, \
x = games.screen.width / 2, y = games.screen.height / 2, lifetime = 5 * games.screen.fps, \
after_death = games.screen.quit, is_collideable = False)
games.screen.add(end_message)
class Game(object):
""" The game itself."""
def __init__(self):
""" Initialize Game object."""
# set level
self.level = 0
# load sound for level advance
self.sound = games.load_sound("level.wav")
# create score
self.score = games.Text(value = 0, size = 30, color = color.white, top = 5, right = games.screen.width - 10, is_collideable = False)
games.screen.add(self.score)
# create Player's ship
self.ship = Ship(game = self, x = games.screen.width/2,
y = games.screen.height/2)
games.screen.add(self.ship)
def play(self):
""" Play the game. """
# begin theme music
games.music.load("theme.mid")
games.music.play(-1)
# load and set background
nebula_image = games.load_image("nebula.jpg")
games.screen.background = nebula_image
# advance to level 1
self.advance()
# start play
games.screen.mainloop()
def advance(self):
""" Advance to the next game level. """
self.level += 1
def main():
astrocrash = Game()
astrocrash.play()
# amount of space around ship to preserve when creating asteroids
BUFFER = 150
# create new asteroids
for i in range(self.level):
# calculate an x and y at least BUFFER distance from the ship
# choose minimum distance along x-axis and y-axis
x_min = random.randrange(BUFFER)
y_min = BUFFER - x_min
# choose distance along x-axis based on minimum distance
x_distance = random.randrange(x_min, games.screen.width - x_min)
y_distance = random.randrange(y_min, games.screen.height - y_min)
# calculate location based on distance
x = self.ship.x + x_distance
y = self.ship.y + y_distance
# wrap around screen, if necessary
x %= games.screen.width
y %= games.screen.height
# create the asteroid
new_asteroid = Asteroid(game = self, x = x, y = y, size = Asteroid.LARGE)
games.screen.add(new_asteroid)
# display level number
level_message = games.Message(value = "Level " + str(self.level),
size = 40,
color = color.yellow,
x = games.screen.width/2
y = games.screen.height/2
lifetime = 3 * games.screen.fps,
is_collideable = False)
# play new level sound (except at first level)
if self.level > 1:
self.sound.play()
def end(self):
""" End the game. """
# Show 'game over' for 5 seconds.
end_message = games.Message(value = "Game Over",
size = 90, color = color.red,
x = games.screen.width/2,
y = games.screen.height/2,
lifetime = 5 * games.screen.fps,
after_death = games.screen.quit,
is_collideable = False)
games.screen.add(end_message)
class Wrapper(games.Sprite):
""" A Sprite that wraps around the screen. """
def update(self):
""" Wrap sprite around the screen."""
if self.top > games.screen.height:
self.bottom = 0
if self.bottom < 0:
self.top = games.screen.height
if self.left > games.screen.width:
self.right = 0
if self.right < 0:
self.left = games.screen.width
def die(self):
""" Destroy self."""
self.destroy()
class Collider(Wrapper):
""" A Wrapper that can collide with another object. """
def update(self):
""" Check for overlapping sprites."""
super(Collider, self).update()
if self.overlapping_sprites:
for sprite in self.overlapping_sprites:
sprite.die()
self.die()
def die(self):
""" Destroy self and leave explosion behind. """
new_explosion = Explosion(x = self.x, y = self.y)
games.screen.add(new_explosion)
self.destroy()
class Asteroid(Wrapper):
""" An asteroid which floats across the screen. """
SMALL = 1
MEDIUM = 2
LARGE = 3
POINTS = 30
total = 0
Asteroid.total += 1
images = {SMALL: games.load_image("asteroid_small.bmp"),
MEDIUM: games.load_image("asteroid_med.bmp"),
LARGE: games.load_image("asteroid_big.bmp") }
SPEED = 2
def __init__(self, x, y, size):
""" Initialize asteroid sprite. """
super(Asteroid, self).__init__(
image = Asteroid.images[size],
x = x, y = y,
dx = random.choice([1, -1]) * Asteroid.SPEED * random.random()/size,
dy = random.choice([1, -1]) * Asteroid.SPEED * radom.random()/size)
self.size = size
self.game = game
def update(self):
""" Wrap around screen. """
if self.top > games.screen.height:
self.bottom = 0
if self.bottom < 0:
self.top = games.screen.height
if self.left > games.screen.height
self.right = 0
if self.right < 0:
self.left = games.screen.width
# check if missile overlaps any other object
if self.overlapping_sprites:
for sprite in self.overlapping_sprites:
sprite.die()
def main():
# establish background
nebula_image = games.load_image("nebula.jpg")
games.screen.background = nebula_image
# create 8 asteroids
for i in range(8):
x = random.randrange(games.screen.width)
y = random.randrange(games.screen.height)
size = random.choice([Asteroid.SMALL, Asteroid.MEDIUM, Asteroid.LARGE])
new_asteroid = Asteroid(x = x, y = y, size = size)
games.screen.add(new_asteroid)
class Ship(Wrapper):
""" The player's ship. """
image = games.load_image("ship.bmp")
VELOCITY_STEP = .03
ROTATION_STEP = 3
sound = games.load.sound("thrust.wav")
# apply thrust based on up arrow key
# Add SFX queue whenever key pressed
if games.keyboard.is_pressed(games.K_UP):
Ship.sound.play()
# change velocity components based on ship's angle
angle = self.angle * math.pi / 180 # convert to radians
# sin and cos of velocity for angular movement
self.dx += Ship.VELOCITY_STEP * math.sin(angle)
self.dy += Ship.VELOCITY_STEP * -math.cos(angle)
# cap velocity in each direction
self.dx = min(max(self.dx, -Ship.VELOCITY_MAX), Ship.VELOCITY_MAX)
self.dy = min(max(self.dy, -Ship.VELOCITY_MAX), Ship.VELOCITY_MAX)
# create the ship
the_ship = Ship(image = Ship(image = Ship.image,
x = games.screen.width/2
y = games.screen.height/2)
games.screen.add(the_ship))
def __init__(self, x, y):
""" Initialize ship sprite. """
super(Ship, self).__init__(image = Ship.image, x = x, y = y)
self.missile_wait = 0
def update(self):
""" Rotate based on keys pressed. """
if games.keyboard.is_pressed(games.K_LEFT):
self.angle -= Ship.ROTATION_STEP
if games.keyboard.is_pressed(games.K_RIGHT):
self.angle += Ship.ROTATION_STEP
# wrap the ship around screen
if self.top > games.screen.height:
self.bottom = 0
if self.bottom < 0:
self.top = games.screen.height
if self.left > games.screen.width:
self.right = 0
if self.right < 0:
self.left = games.screen.width
# if waiting until the ship can fire next, decrease wait
if self.missile_wait > 0:
self.missile_wait -= 1
# fire missile if spacebar pressed and missile wait is over
if games.keyboard.is_pressed(games.K_SPACE) and self.missile_wait = 0:
new_missile = Missile(self.x, self.y, self.angle)
games.screen.add(new_missile)
self.missile_wait = Ship.MISSILE_DELAY
def die(self):
""" Destroy ship and end game. """
self.game.end()
super(Ship, self).die()
def end_game(self):
""" End the game. """
end_message = games.Message(value = "Game Over", size = 90, color = color.red, x = games.screen.width / 2, y = games.screen.height / 2, lifetime = 5 * games.screen.fps, after_death = games.screen.quit)
games.screen.add(end_message)
