added SpriteSheet class

This commit is contained in:
Nick Dyer 2021-06-12 22:16:54 -04:00
parent 29ea40d874
commit a31e2452c7

View File

@ -29,6 +29,48 @@ except FileExistsError:
pass pass
class SpriteSheet:
"""
Imports a sprite sheet as separate pygame images given an image file and a json file.
"""
def __init__(self, sprite_sheet, texture_json):
# Load in whole sprite sheet as one image.
self.sprite_sheet = pygame.image.load(sprite_sheet).convert_alpha()
self.images = []
# Get the sprite sheet json file.
with open(texture_json, 'r') as json_file:
self.img_attrib = json.load(json_file)
json_file.close()
image_count = 0
# Get the sprite size as a tuple
sprite_size = self.img_attrib['width'], self.img_attrib['height']
# Iterate through every image location on the sprite sheet given the sprite size
for i in range(self.sprite_sheet.get_size()[1] // sprite_size[1]):
i *= sprite_size[1]
for j in range(self.sprite_sheet.get_size()[0] // sprite_size[0]):
j *= sprite_size[0]
# Create a new transparent surface
sprite = pygame.Surface(sprite_size, SRCALPHA)
# Blit the sprite onto the image
sprite.blit(self.sprite_sheet, (0, 0), (j, i, sprite_size[0], sprite_size[1]))
# Add the image to the list of images
self.images.append(sprite)
image_count += 1
# Break the loop if the specified number of frames has been reached.
if image_count >= self.img_attrib['frames']:
break
if image_count >= self.img_attrib['frames']:
break
class SaveHandler: class SaveHandler:
""" """
Class that handles the hardware attributes and save files. Class that handles the hardware attributes and save files.