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import pygame
class Spritesheet:
"""
Class from http://www.scriptedfun.com/transcript-2-using-sprite-sheets-and-drawing-the-background/
This class can be used to seporate images from the sprite sheet
"""
def __init__(self, filename):
self.sheet = pygame.image.load(filename).convert()
def imgat(self, rect, myColorKey = None):
rect = pygame.Rect(rect)
image = pygame.Surface(rect.size).convert()
if myColorKey == None: myColorKey = image.get_at((0,0))
image.set_colorkey(myColorKey)
image.blit(self.sheet, (0, 0), rect)
return image
def imgsat(self, rects, myColorKey = None):
imgs = []
for rect in rects:
imgs.append(self.imgat(rect, myColorKey))
return imgs
def img_extract( self, cols, rows, width, height, myColorKey = None):
rect_list = []
for y in range(0, rows):
for x in range(0, cols):
rect_list.append( (width*x, height*y, width, height,) )
return self.imgsat( rect_list, myColorKey)
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