Calculate the exact size of the symbols image before creating it and pasting it into the card image.

yagicard/__init__.py

@@ -47,21 +47,27 @@ class Images ():
 class SymbolDrawer ():
     def __init__ (self, size, direction="ltr"):
         self.direction = direction
-        self.image = Image.new("RGBA", size)
+        self.symbols = []
         self.symbol_pos = (0, 0)
+        self.size = (0, 0)
 
     def add_symbol (self, symbol):
         if isinstance(symbol, str):
             symbol = symbols[symbol]
 
-        self.image.paste(symbol, self.symbol_pos)
+        self.symbols.append((symbol, self.symbol_pos))
         if self.direction == "ltr":
             self.symbol_pos = (self.symbol_pos[0] + symbol.width, self.symbol_pos[1])
+            self.size = (self.symbol_pos[0], max(symbol.height, self.size[1]))
         elif self.direction == "ttb":
             self.symbol_pos = (self.symbol_pos[0], self.symbol_pos[1] + symbol.height)
+            self.size = (max(symbol.width, self.size[0]), self.symbol_pos[1])
 
     def draw_onto (self, target_image, dest):
-        target_image.alpha_composite(self.image, dest)
+        image = Image.new("RGBA", self.size)
+        for symbol in self.symbols:
+            image.paste(symbol[0], symbol[1])
+        target_image.alpha_composite(image, dest)
 
 images  = Images(IMAGES_DIRECTORY)
 symbols = Images(SYMBOLS_DIRECTORY)
@@ -79,6 +85,9 @@ class Field ():
     def has (self, rule_name):
         return rule_name in self.style_rules
 
+    def __getattr__ (self, rule_name):
+        return self.get(rule_name)
+
     def __resolve (self, rule):
         try:
             return resolve_style_rule(rule, self.value, self.card)