def title():
"""
This shows the title screen before the game starts
"""
screen.blit(graphics.img_title_screen, (0, 0))
video.update()
sounds.music_play('title_music.ogg')
while True:
ev = pg.event.poll()
if ev.type == pg.KEYDOWN and ev.key == pg.K_RETURN:
sounds.startgame()
break
sounds.music_stop()
screen.fill(colors.Black)
pg.time.delay(1000)
letter_by_letter('I came to eat apples')
pg.time.wait(1000)
letter_by_letter('and chew bubblegum...')
pg.time.wait(3000)
sounds.begin()
letter_by_letter('And I\'m all out of gum.')
screen.fill(colors.Black)
pg.time.delay(2000)
def title():
"""
This shows the title screen before the game starts
"""
screen.blit(graphics.img_title_screen, (0, 0))
video.update()
sounds.music_play('title_music.ogg')
while True:
ev = pg.event.poll()
if ev.type == pg.KEYDOWN and ev.key == pg.K_RETURN:
sounds.startgame()
break
sounds.music_stop()
screen.fill(colors.Black)
pg.time.delay(1000)
letter_by_letter('I came to eat apples')
pg.time.wait(1000)
letter_by_letter('and chew bubblegum...')
pg.time.wait(3000)
sounds.begin()
letter_by_letter('And I\'m all out of gum.')
screen.fill(colors.Black)
pg.time.delay(2000)
def gameloop(replay):
"""
Everything that makes the game work
:param replay: Only show title screen at first start of game loop, else False
"""
global start_level
global score
global apples_eaten
global timer
global time_left
_Running = True
_GameOver = False
_ShowTitle = replay
""" Create instances of all game objects """
player = Player(constants.display_width / 2,
constants.display_height / 2,
move_x=constants.block_size,
move_y=0)
apple = Apple(random_x(graphics.apple_size), random_y(graphics.apple_size))
bombs = pg.sprite.Group()
for i in range(5):
bombs.add(Bomb())
bullets = pg.sprite.Group()
while _Running:
while _ShowTitle:
title()
pg.time.wait(1000)
sounds.music_stop()
start_level = True
""" Initializes background music """
sounds.music_play('the_reckoning.ogg')
_ShowTitle = False
while _GameOver:
sounds.music_stop()
player.x = 1
player.y = 1
screen.fill(colors.White)
message_to_screen("GAME OVER", colors.Red, 0, -20)
show_score = font.render("Your final score was {}".format(score),
True, colors.Black)
screen.blit(show_score, [(constants.display_width / 2) -
(show_score.get_width() / 2), 240])
""" Add up and display the number of apples you ate after dying """
if apples_eaten > 0:
for ate in range(apples_eaten + 1):
screen.fill(colors.White)
message_to_screen("GAME OVER", colors.Red, 0, -20)
show_score = font.render(
"Your final score was {}".format(score), True,
colors.Black)
screen.blit(show_score,
[(constants.display_width / 2) -
(show_score.get_width() / 2), 240])
apple_large = pg.transform.scale2x(graphics.img_apple)
screen.blit(apple_large,
[(constants.display_width / 2) - 70, 280])
eaten_count = font.render(" x " + str(ate), True,
colors.Black)
screen.blit(eaten_count,
[(constants.display_width / 2), 290])
video.flip()
sounds.bling()
pg.time.delay(100)
video.flip()
else:
pass
video.update()
sounds.game_over()
pg.time.delay(5000)
screen.fill(colors.White)
message_to_screen("Play again? Y or N", colors.Black, 0, -20)
video.update()
while True:
for event in pg.event.get():
if event.type == pg.KEYDOWN:
if event.key == pg.K_y:
constants.snake_length = 3
player.direction = "right"
constants.FPS = 15
apples_eaten = 0
score = 0
time_left = 150
sounds.music_play('the_reckoning.ogg')
start_level = True
gameloop(False)
elif event.key == pg.K_n:
screen.fill(colors.Black)
video.update()
pg.time.wait(1000)
quit()
_GameOver = False
""" Movement controls """
for event in pg.event.get():
if event.type == pg.QUIT:
_Running = False
if event.type == pg.KEYDOWN and not event.type == pg.KEYUP:
if event.key == pg.K_LEFT and player.direction != "right":
player.moveLeft()
elif event.key == pg.K_RIGHT and player.direction != "left":
player.moveRight()
elif event.key == pg.K_UP and player.direction != "down":
player.moveUp()
elif event.key == pg.K_DOWN and player.direction != "up":
player.moveDown()
elif event.key == pg.K_ESCAPE:
_Running = False
elif event.key == pg.K_SPACE:
b_x = player.x
b_y = player.y
bullet = Bullet((b_x, b_y), player.direction)
sounds.shoot()
bullets.add(bullet)
""" Display which stage you are on """
if start_level:
while True:
level_marquee(1)
pg.time.delay(100)
start_level = False
break
""" Update the sprite locations """
bullets.update()
bombs.update()
""" Makes sure snake continues moving in current direction """
player.x += player.move_x
player.y += player.move_y
""" Create background """
screen.blit(graphics.img_background, (0, 0))
""" Draw apples and bombs """
apple.render(screen)
bombs.draw(screen)
""" Draw player head and body """
snake_head = [player.x, player.y]
player.body.append(snake_head)
player.render(player.body)
""" Keeps snake the same length while moving around level """
if len(player.body) > constants.snake_length:
del player.body[0]
""" Draw Health Meter """
healthbar(player.health)
""" Draw score counter to screen """
show_text("Score: {}".format(score), colors.White,
(constants.display_width - 160), 5)
""" PEW PEW PEW """
bullets.draw(screen)
""" Time left - 1 second """
timer += 1 / constants.FPS
if timer > timer % 1:
score += 1
timer = 0
time_left -= 1
""" Display time left """
m, s = divmod(time_left, 60)
show_text("Time left - {}:{:02}".format(m, s), colors.White, 260, 5)
# ============== LOGIC RELATED STUFF =================== #
""" Game Over when player runs into self """
for segment in player.body[:-1]:
if segment == snake_head:
sounds.xplode()
flash_screen()
_GameOver = True
""" Game Over if player leaves area """
if player.x == 0 or player.x >= constants.level_w or player.y == 40 or player.y >= constants.level_h + 40:
_GameOver = True
sounds.xplode()
flash_screen()
""" Game Over when health hits zero """
if player.health == 0:
sounds.xplode()
flash_screen()
_GameOver = True
""" Player dies when time runs out """
if time_left == 0:
sounds.music_stop()
sounds.times_up()
screen.fill(colors.Black)
video.flip()
pg.time.delay(50)
screen.blit(graphics.img_time_up, (0, 0))
video.flip()
pg.time.wait(4000)
_GameOver = True
""" Handles collision detection between snake and apples/bombs """
if apple.x <= player.x < apple.x + apple.size[0]:
if apple.y <= player.y < apple.y + apple.size[1]:
eat_apple()
apple.x = random_x(apple.size)
apple.y = random_y(apple.size)
score += constants.block_size
bombs.empty()
for i in range(5):
bombs.remove(i)
bombs.add(Bomb())
if (apples_eaten % constants.block_size
== 0) and (player.health <= 3):
player.health += 1
""" Destroy bombs when you shoot them """
for target in pg.sprite.groupcollide(bombs, bullets, True, True):
target.is_hit(screen)
video.update()
bombs.remove(target)
score += 5
""" Damage player when they hit a bomb """
for target in bombs:
if target.rect.x <= player.x < target.rect.x + target.size[0]:
if target.rect.y <= player.y < target.rect.y + target.size[1]:
target.is_hit(screen)
sounds.scream()
bombs.remove(target)
video.update()
player.health -= 1
video.update()
clock.tick(constants.FPS)
def gameloop(replay):
"""
Everything that makes the game work
:param replay: Only show title screen at first start of game loop, else False
"""
global start_level
global score
global apples_eaten
global timer
global time_left
_Running = True
_GameOver = False
_ShowTitle = replay
""" Create instances of all game objects """
player = Player(constants.display_width / 2, constants.display_height / 2, move_x=constants.block_size, move_y=0)
apple = Apple(random_x(graphics.apple_size), random_y(graphics.apple_size))
bombs = pg.sprite.Group()
for i in range(5):
bombs.add(Bomb())
bullets = pg.sprite.Group()
while _Running:
while _ShowTitle:
title()
pg.time.wait(1000)
sounds.music_stop()
start_level = True
""" Initializes background music """
sounds.music_play('the_reckoning.ogg')
_ShowTitle = False
while _GameOver:
sounds.music_stop()
player.x = 1
player.y = 1
screen.fill(colors.White)
message_to_screen("GAME OVER", colors.Red, 0, -20)
show_score = font.render("Your final score was {}".format(score), True, colors.Black)
screen.blit(show_score, [(constants.display_width / 2) - (show_score.get_width() / 2), 240])
""" Add up and display the number of apples you ate after dying """
if apples_eaten > 0:
for ate in range(apples_eaten + 1):
screen.fill(colors.White)
message_to_screen("GAME OVER", colors.Red, 0, -20)
show_score = font.render("Your final score was {}".format(score), True, colors.Black)
screen.blit(show_score, [(constants.display_width / 2) - (show_score.get_width() / 2), 240])
apple_large = pg.transform.scale2x(graphics.img_apple)
screen.blit(apple_large, [(constants.display_width / 2) - 70, 280])
eaten_count = font.render(" x " + str(ate), True, colors.Black)
screen.blit(eaten_count, [(constants.display_width / 2), 290])
video.flip()
sounds.bling()
pg.time.delay(100)
video.flip()
else:
pass
video.update()
sounds.game_over()
pg.time.delay(5000)
screen.fill(colors.White)
message_to_screen("Play again? Y or N", colors.Black, 0, -20)
video.update()
while True:
for event in pg.event.get():
if event.type == pg.KEYDOWN:
if event.key == pg.K_y:
constants.snake_length = 3
player.direction = "right"
constants.FPS = 15
apples_eaten = 0
score = 0
time_left = 150
sounds.music_play('the_reckoning.ogg')
start_level = True
gameloop(False)
elif event.key == pg.K_n:
screen.fill(colors.Black)
video.update()
pg.time.wait(1000)
quit()
_GameOver = False
""" Movement controls """
for event in pg.event.get():
if event.type == pg.QUIT:
_Running = False
if event.type == pg.KEYDOWN and not event.type == pg.KEYUP:
if event.key == pg.K_LEFT and player.direction != "right":
player.moveLeft()
elif event.key == pg.K_RIGHT and player.direction != "left":
player.moveRight()
elif event.key == pg.K_UP and player.direction != "down":
player.moveUp()
elif event.key == pg.K_DOWN and player.direction != "up":
player.moveDown()
elif event.key == pg.K_ESCAPE:
_Running = False
elif event.key == pg.K_SPACE:
b_x = player.x
b_y = player.y
bullet = Bullet((b_x, b_y), player.direction)
sounds.shoot()
bullets.add(bullet)
""" Display which stage you are on """
if start_level:
while True:
level_marquee(1)
pg.time.delay(100)
start_level = False
break
""" Update the sprite locations """
bullets.update()
bombs.update()
""" Makes sure snake continues moving in current direction """
player.x += player.move_x
player.y += player.move_y
""" Create background """
screen.blit(graphics.img_background, (0, 0))
""" Draw apples and bombs """
apple.render(screen)
bombs.draw(screen)
""" Draw player head and body """
snake_head = [player.x, player.y]
player.body.append(snake_head)
player.render(player.body)
""" Keeps snake the same length while moving around level """
if len(player.body) > constants.snake_length:
del player.body[0]
""" Draw Health Meter """
healthbar(player.health)
""" Draw score counter to screen """
show_text("Score: {}".format(score), colors.White, (constants.display_width - 160), 5)
""" PEW PEW PEW """
bullets.draw(screen)
""" Time left - 1 second """
timer += 1 / constants.FPS
if timer > timer % 1:
score += 1
timer = 0
time_left -= 1
""" Display time left """
m, s = divmod(time_left, 60)
show_text("Time left - {}:{:02}".format(m, s), colors.White, 260, 5)
# ============== LOGIC RELATED STUFF =================== #
""" Game Over when player runs into self """
for segment in player.body[:-1]:
if segment == snake_head:
sounds.xplode()
flash_screen()
_GameOver = True
""" Game Over if player leaves area """
if player.x == 0 or player.x >= constants.level_w or player.y == 40 or player.y >= constants.level_h + 40:
_GameOver = True
sounds.xplode()
flash_screen()
""" Game Over when health hits zero """
if player.health == 0:
sounds.xplode()
flash_screen()
_GameOver = True
""" Player dies when time runs out """
if time_left == 0:
sounds.music_stop()
sounds.times_up()
screen.fill(colors.Black)
video.flip()
pg.time.delay(50)
screen.blit(graphics.img_time_up, (0, 0))
video.flip()
pg.time.wait(4000)
_GameOver = True
""" Handles collision detection between snake and apples/bombs """
if apple.x <= player.x < apple.x + apple.size[0]:
if apple.y <= player.y < apple.y + apple.size[1]:
eat_apple()
apple.x = random_x(apple.size)
apple.y = random_y(apple.size)
score += constants.block_size
bombs.empty()
for i in range(5):
bombs.remove(i)
bombs.add(Bomb())
if (apples_eaten % constants.block_size == 0) and (player.health <= 3):
player.health += 1
""" Destroy bombs when you shoot them """
for target in pg.sprite.groupcollide(bombs, bullets, True, True):
target.is_hit(screen)
video.update()
bombs.remove(target)
score += 5
""" Damage player when they hit a bomb """
for target in bombs:
if target.rect.x <= player.x < target.rect.x + target.size[0]:
if target.rect.y <= player.y < target.rect.y + target.size[1]:
target.is_hit(screen)
sounds.scream()
bombs.remove(target)
video.update()
player.health -= 1
video.update()
clock.tick(constants.FPS)