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from enum import Enum
import pygame
# Initialize Pygame
pygame.init()
# Set the dimensions of the window
width, height = 640, 480
screen = pygame.display.set_mode((width, height))
# Sprite sheet for pacman
sprite_sheet = pygame.image.load('../assets/pacman_left_sprite.png').convert_alpha();
sheet_width, sheet_height = sprite_sheet.get_size()
sprite_width, sprite_height = 32, 32
rows = sheet_height // sprite_height
columns = sheet_width // sprite_width
# Set the center position of the circle
center = [320, 240] # Center of the window
radius = 16
# Set the circle's velocity
dx = 0
dy = 0
# Set the speed of the pacman movement
speed = 5
fps = 60
clock = pygame.time.Clock()
sprites = []
class DIRECTION(Enum):
UP = 1
DOWN = 2
RIGHT = 3
LEFT = 4
def get_sprites():
for row in range(rows):
for col in range(columns):
x = col * sprite_width
y = row * sprite_height
# Create a new surface for the current sprite and blit it from the sprite sheet onto this new surface
new_sprite_surface = pygame.Surface((sprite_width, sprite_height), pygame.SRCALPHA)
new_sprite_surface.blit(sprite_sheet, (0, 0), (x, y, x + sprite_width, y +sprite_height))
# Add this new surface to our list of sprites
sprites.append(new_sprite_surface)
# Checks collision with walls
def check_collision(circle_center_x, circle_center_y, dx, dy):
# edges of the circle
upper_circle_point = circle_center_y + radius
lower_circle_point = circle_center_y - radius
right_circle_point = circle_center_x + radius
left_circle_point = circle_center_x - radius
return upper_circle_point + dy > height or lower_circle_point + dy < 0 or right_circle_point + dx > width or left_circle_point + dx < 0
get_sprites()
counter = 0
def draw_player(center, direction):
if direction == DIRECTION.UP:
screen.blit(pygame.transform.rotate(sprites[counter // 5], 270), center)
elif direction == DIRECTION.DOWN:
screen.blit(pygame.transform.rotate(sprites[counter // 5], 90), center)
elif direction == DIRECTION.RIGHT:
screen.blit(sprites[counter // 5], center)
elif direction == DIRECTION.LEFT:
screen.blit(pygame.transform.flip(sprites[counter // 5], True, False), center)
sprite_direction = DIRECTION.LEFT
# Main game loop
running = True
while running:
# Handle events
clock.tick(fps)
if counter < 19:
counter += 1
else:
counter = 0
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
elif event.type == pygame.KEYDOWN:
# Move the circle based on the pressed key
if event.key == pygame.K_w:
sprite_direction = DIRECTION.UP
dy = -speed
dx = 0 # Necssarry to move only horizontal or vertical
elif event.key == pygame.K_s:
sprite_direction = DIRECTION.DOWN
dy = speed
dx = 0 # Necssarry to move only horizontal or vertical
elif event.key == pygame.K_a:
sprite_direction = DIRECTION.RIGHT
dx = -speed
dy = 0 # Necssarry to move only horizontal or vertical
elif event.key == pygame.K_d:
sprite_direction = DIRECTION.LEFT
dx = speed
dy = 0 # Necssarry to move only horizontal or vertical
# Update the circle's position
if not check_collision(center[0], center[1], dx, dy):
center[0] += dx
center[1] += dy
screen.fill((0, 0, 0)) # Clear the screen
draw_player(center, sprite_direction)
# Update the screen
pygame.display.flip()
# Quit Pygame
pygame.quit()
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