feature: HUD

- create new hud.py file
- add zombie difficulty stats (easy, medium, hard) to settings
- add coffee item stats (cost and heal value) to settings
- add HUD configuration (font, colors, dimensions) to settings
- reorganize HP bar colors into the new HUD settings section

src/settings.py

@@ -10,13 +10,44 @@ DOOR_BORDER_WIDTH = 3
 
 COLOR_DOOR_BEIGE = (245, 245, 220)
 COLOR_DOOR_BORDER = (100, 90, 80)
-COLOR_HP_BAR_GREEN = (0, 255, 0)
-COLOR_HP_BAR_BG = (50, 50, 50)
 
 
 # --- ECTS ---
-START_ECTS_VALUE = 1        # how many ECTS are generated at the beginning
+START_ECTS_VALUE = 1            # how many ECTS are generated at the beginning
-ECTS_UPDATE_INTERVAL = 1000 # time in ms = 1 sec
+ECTS_UPDATE_INTERVAL = 1000     # time in ms = 1 sec
 
 BEER_BOTTLE_ECTS_VALUE = 2
 BEER_COST = 50
+
+
+# --- COFFEE ---
+COFFEE_COST = 30
+COFFEE_HEAL_VALUE = 30
+
+
+# -- ZOMBIE ---
+ZOMBIE_EASY_HP = 30
+ZOMBIE_EASY_DMG = 3
+
+ZOMBIE_MEDIUM_HP = 60
+ZOMBIE_MEDIUM_DMG = 7
+
+ZOMBIE_HARD_HP = 120
+ZOMBIE_HARD_DMG = 12
+
+
+# --- HUD ---
+HUD_FONT = "Arial"
+HUD_FONT_SIZE = 22
+HUD_FONT_BOLD = True
+
+COLOR_HUD_TEXT = (255, 255, 255)
+COLOR_HUD_SHOP_TEXT = (200, 200, 200)
+
+COLOR_HP_BAR_GREEN = (0, 255, 0)
+COLOR_HP_BAR_BG = (50, 50, 50)
+COLOR_HP_BAR_RED = (200, 0, 0)
+COLOR_HP_BAR_YELLOW = (255, 255, 0)
+
+HUD_BAR_WIDTH = 100
+HUD_BAR_HEIGHT = 15