Fix texture packs

dungeonbattle/display/texturepack.py

@@ -7,6 +7,9 @@ class TexturePack:
     FLOOR: str
     PLAYER: str
 
+    ASCII_PACK: "TexturePack"
+    SQUIRREL_PACK: "TexturePack"
+
     def __init__(self, name: str, **kwargs):
         self.name = name
         self.__dict__.update(**kwargs)

dungeonbattle/interfaces.py

@@ -46,7 +46,7 @@ class Map:
         lines = [line for line in lines if line]
         height = len(lines)
         width = len(lines[0])
-        tiles = [[Tile(c)
+        tiles = [[Tile.from_ascii_char(c)
                   for x, c in enumerate(line)] for y, line in enumerate(lines)]
 
         return Map(width, height, tiles)
@@ -65,6 +65,13 @@ class Tile(Enum):
     WALL = auto()
     FLOOR = auto()
 
+    @classmethod
+    def from_ascii_char(cls, ch: str) -> "Tile":
+        for tile in Tile:
+            if tile.char(TexturePack.ASCII_PACK) == ch:
+                return tile
+        raise ValueError(ch)
+
     def char(self, pack: TexturePack) -> str:
         return getattr(pack, self.name)