Added a MainMenuDisplay class and fixed errors in display

dungeonbattle/display/mapdisplay.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 from typing import Any
+import curses
 
 from dungeonbattle.display.display import Display
 from dungeonbattle.display.texturepack import TexturePack
@@ -11,19 +12,18 @@ class MapDisplay:
     self.map: Map
     self.player: Player
     
-    def __init__(self, screen: Any, pack: TexturePack, height : int, width : int):
-        self.screen = screen
+    def __init__(self, pack: TexturePack, height : int, width : int):
         self.height = height
         self.width = width
         self.pack = pack
-        self.pad = self.newpad(m.height, m.width + 1)
+        self.pad = curses.newpad(m.height, m.width + 1)
 
     def update_pad(self) -> None:
         self.pad.addstr(0, 0, self.map.draw_string(self.pack))
         for e in self.map.entities:
             self.pad.addstr(e.y, e.x, self.pack.PLAYER)
 
-    def display(self) -> None:
+    def display(self, y, x) -> None:
         deltay, deltax = (self.height // 2) + 1, (self.width // 2) + 1
         pminrow, pmincol = y - deltay, x - deltax
         sminrow, smincol = max(-pminrow, 0), max(-pmincol, 0)
@@ -42,4 +42,4 @@ class MapDisplay:
         self.map = m
         self.player = p
         y, x = self.map.currenty, self.map.currentx
-        return self.display()
+        self.display(y,x)