Move all the interface stuff to interface.Interface

Draw three windows with frames:
- map window
- info window (hit point bar; turn count)
- message window

Clean up the UI code in the Engine.

erynrl/messages.py

@@ -13,6 +13,7 @@ import tcod
 
 from .geometry import Rect
 
+
 class Message:
     '''A message in the message log
 
@@ -44,6 +45,7 @@ class Message:
     def __repr__(self) -> str:
         return f'{self.__class__.__name__}({repr(self.text)}, fg={self.foreground})'
 
+
 class MessageLog:
     '''A buffer of messages sent to the player by the game'''
 
@@ -76,12 +78,12 @@ class MessageLog:
     @staticmethod
     def render_messages(console: tcod.console.Console, rect: Rect, messages: Reversible[Message]):
         '''Render a list of messages to the console in the given rect'''
-        y_offset = min(rect.size.height, len(messages))
+        y_offset = min(rect.size.height, len(messages)) - 1
 
         for message in reversed(messages):
             wrapped_text = textwrap.wrap(message.full_text, rect.size.width)
             for line in wrapped_text:
-                console.print(x=rect.min_x, y=rect.min_y + y_offset - 1, string=line, fg=message.foreground)
+                console.print(x=rect.min_x, y=rect.min_y + y_offset, string=line, fg=message.foreground)
                 y_offset -= 1
 
                 if y_offset < 0: