1.0.0 - Initial release

Merge pull request #1 from VictorWesterlund/develop

.gitignore

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+__pycache__/
+example_*

__init__.py

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+from lib import PySheeter

example.py

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+from pysheeter import PySheeter
+
+# Load sprites from 'example/'
+spritesheet = PySheeter.Sheet("example")
+
+# Create a vertical spritesheet with the dimensions 16x16
+spritesheet.put("example_v1616.png",(16,16))
+
+# Create a horizontal spritesheet with the dimensions 16x32
+spritesheet.put("example_h1632.png",(16,32),False)

pysheeter/PySheeter.py

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+import json
+from PIL import Image
+from pathlib import Path
+
+# Create new sprite
+class Sprite:
+
+	def __init__(self,image,size):
+		self.image = Image.open(image).convert("RGBA")
+
+		# Resize image to size[width,height] if nessesary
+		if(self.image.width != size[0] or self.image.height != size[1]):
+			self.resize(size)
+
+	# Resize image without maintaining aspect ratio
+	def resize(self,size,resample=Image.LANCZOS):
+		self.image = self.image.resize((size[0],size[1]),resample)
+
+# --------------------------------
+
+# Create new sheet of sprites
+class Sheet:
+
+	def __init__(self,folder = None):
+		self.sprites = []
+
+		# Auto-import sprite folder
+		if(folder):
+			self.path = Path(folder).glob("**/*.png")
+			self.sprites = [x for x in self.path]
+
+			print(f"Loaded {len(self.sprites)} sprites")
+
+	# Concatinate sprites vertically
+	def concatV(self,size):
+		sheet = Image.new("RGBA",(size[0],size[1] * len(self.sprites)))
+
+		for i, sprite in enumerate(self.sprites):
+			sheet.paste(Sprite(sprite,size).image,(0,size[1] * i))
+
+		return sheet
+
+	# Concatinate sprites horizontally
+	def concatH(self,size):
+		sheet = Image.new("RGBA",(size[0] * len(self.sprites),size[1]))
+
+		for i, sprite in enumerate(self.sprites):
+			sheet.paste(Sprite(sprite,size).image,(size[0] * i,0))
+
+		return sheet
+
+	# Add sprite by path
+	def add(self,path):
+		self.sprites.append(path)
+
+	# Remove sprite by path
+	def remove(self,path):
+		self.sprites.remove(path)
+
+	# Create and save spritesheet
+	def put(self,dest,size,vertical = True):
+		if(vertical):
+			sheet = self.concatV(size)
+		else:
+			sheet = self.concatH(size)
+
+		sheet.save(dest)
+		print(f"Saved spritesheet to '{dest}'")