Refactor code structure for improved readability and maintainability

.gitignore

@@ -1,2 +1,36 @@
-.venv
-__pycache__
+# Virtual Environment
+.venv/
+venv/
+ENV/
+
+# Python cache files
+__pycache__/
+*.py[cod]
+*$py.class
+.pytest_cache/
+
+# Distribution / packaging
+dist/
+build/
+*.egg-info/
+*.egg
+
+# IDE specific files
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# OS specific files
+.DS_Store
+Thumbs.db
+
+# Logs
+*.log
+logs/
+
+# Local configuration
+.env
+.env.local
+*.local.py
+engine_demo

Entities/Units/marine.py

@@ -0,0 +1,43 @@
+import random
+from Entities.entity import Entity
+
+class Marine(Entity):
+
+    next_cell = (1,1)
+    movement = 0
+    
+
+    def update(self):
+        self.move()
+        super().update()
+    
+    def select_unit(self):
+        self.selected = True
+        # Play a random voice response when selected
+        sound_file = f"marine/tmawht0{random.randint(0, 4)}.wav"
+        print(f"Playing sound: {sound_file}")
+        self.graphics.play_sound(sound_file)
+        
+    def move(self):
+        if (self.x, self.y) != self.next_cell:
+            # Set walking animation and direction
+            self.action = "walk"
+            self.direction = self.graphics.get_direction((self.x, self.y), self.next_cell)
+            self.moving = True
+            
+            # Calculate target coordinates
+            target_x, target_y = self.graphics.iso_transform(self.next_cell[0], self.next_cell[1])
+            
+            # Increment movement counter
+            self.movement += 0.01
+            
+            # Calculate how far we've moved (0.0 to 1.0)
+            move_progress = min(self.movement, 1.0)
+            # Calculate new position based on progress between cells
+            self.iso_x = self.iso_x + (target_x - self.iso_x) * move_progress
+            self.iso_y = self.iso_y + (target_y - self.iso_y) * move_progress
+            print(f"Moving to {self.iso_x}, {self.iso_y} with progress {move_progress}")
+            if self.movement >= 1.0:
+                # Reset movement and set to idle
+                self.movement = 0
+                self.iso_x, self.iso_y = self.graphics.iso_transform(self.x, self.y)

Entities/entity.py

@@ -2,21 +2,28 @@ class Entity:
     def __init__(self, asset, x, y, action, direction, speed, engine):
         self.asset = asset
         
+        self.graphics = engine.graphics
         self.x = x
         self.y = y
+        self.iso_x, self.iso_y = self.graphics.iso_transform(self.x, self.y)
         self.action = action
         self.direction = direction
         self.speed = speed
         self.frame = 0
-        self.graphics = engine.graphics
         self.engine = engine
+        self.selected = True
+        self.movement = 0
 
     def update(self):
         x, y = self.graphics.iso_transform(self.x, self.y)
         occlusion = self.graphics.get_distance((self.x, self.y), self.engine.cursor_pos) / 4
+        
+        # Set color based on selection status
+        color = (255, 255, 0, 255) if self.selected else (0, 255, 0, 255)
+        self.graphics.draw_square(self.x, self.y, color=color, margin=4)
+        
         if occlusion >= 0.8:
             return
         
-        self.frame = self.graphics.render_sprite(f"{self.asset}_{self.action}_dir{self.direction}", x,y, self.frame, occlusion)
-
+        self.frame = self.graphics.render_sprite(f"{self.asset}_{self.action}_dir{self.direction}", self.iso_x, self.iso_y, self.frame, occlusion)
     

engine_demo.py

@@ -3,8 +3,8 @@ from enne2engine.pyglet_wrapper import PygletWrapper
 from enne2engine.controls import UserControls
 import sys
 import os
+from Entities.Units.marine import Marine
 
-from enne2engine.Entities.entity import Entity
 
 class GameEngine(UserControls):
     def __init__(self):
@@ -12,14 +12,14 @@ class GameEngine(UserControls):
         if "--pyglet" in sys.argv:
             self.graphics = PygletWrapper()
         else:
-            self.graphics = SDL2Wrapper()
+            self.graphics = SDL2Wrapper(self)
         self.map = [
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
                     [{ 'wall': True, 'tile': "landscapeTiles_066" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }],
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
+                    [{ 'wall': False, 'tile': "landscapeTiles_001" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
                     [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }]
                     ]
@@ -28,51 +28,52 @@ class GameEngine(UserControls):
         
         self.load_assets()
         self.entities = []
+        self.entities_positions = {}
 
     def run(self):
         running = True
-        self.entities.append(Entity("knight", 0, 0, "idle", 1, 1, self))
-        self.graphics.create_background(self.map, "tiles")
+        # Set a custom scale if needed
+        self.graphics.set_scaling_factor(0.5)  # 50% scale
         
+        self.entities.append(Marine("knight", 0, 0, "idle", 1, 1, self))
+        self.graphics.create_background(self.map, "tiles")
         while running:
             perf_counter = self.graphics.get_perf_counter()
+            for entity in self.entities:
+                self.entities_positions[(entity.x, entity.y)] = entity
+            self.graphics.create_background(self.map, "tiles")
             event = self.graphics.handle_events()
             if event:
+                #print(f"Event detected: {event}")
+                if event.startswith("MOUSEDOWN"):
+                    pass
+                elif event.startswith("SELECTION"):
+                    # Handle multiple unit selection
+                    self.select_units_in_area(event)
+                elif event.startswith("MOUSEUP"):
+                    self.select_entity_at_cursor()
                 self.handle_events("keymap_game", event)
             running = False if event == "QUIT" else True
             self.graphics.clear_screen()
-            self.render_background()
+            self.graphics.render_background()
+            #self.graphics.render_tile(spritesheet_name="tiles", tile="landscapeTiles_064", x=0, y=0)
+            #self.graphics.draw_square(0,0)
             self.cursor_pos = self.graphics.draw_cursor()
+            # Draw the selection rectangle if selecting
+            if self.graphics.is_mouse_button_pressed(1):
+                self.graphics.draw_selection_rectangle()
             for entity in self.entities:
                 entity.update()
+            self.graphics.render_sprites()
             self.graphics.update_status(f"Frame time: {round(self.frame_time)}ms - FPS: {round(1000/self.frame_time if self.frame_time != 0 else 1)}")
             self.graphics.present_renderer()
             self.frame_time = self.graphics.get_frame_time(perf_counter)
             self.graphics.delay_frame(self.frame_time,50)
         self.graphics.quit()
+        
     def set_cursor(self, x, y):
         self.graphics.cursor = (x, y)    
     
-    def render_background(self):
-        for y, row in enumerate(self.map):
-            for x, cell in enumerate(row):
-                cell["occlusion"] = self.get_occlusion(x, y)
-                if cell['occlusion']==1:
-                    continue
-                self.graphics.render_tile("tiles", cell, x, y)
-                
-    def get_occlusion(self, x, y):
-        if (x, y) == self.cursor_pos:
-            return 0
-        distance = self.graphics.get_distance((x, y), self.cursor_pos)
-        if distance <2:
-            return 0.2
-        elif distance < 3:
-            return 0.5
-        else:
-            return 0.8
-    
-    
     def load_assets(self):
         self.graphics.load_tilesheet("tiles", "assets/tiles/landscapeTiles_sheet.png")
         for dir in os.listdir("assets/KnightBasic"):
@@ -80,7 +81,46 @@ class GameEngine(UserControls):
                     if file.endswith(".json"):
                         self.graphics.load_spritesheet(file[:-5].lower(), f"assets/KnightBasic/{dir}/{file}")
         
+    def select_entity_at_cursor(self):
+        cursor_x, cursor_y = self.cursor_pos
+        print(f"Cursor position: {cursor_x}, {cursor_y}")
+        # First deselect all entities
+        for entity in self.entities:
+            entity.selected = False
+        
+        # Then select the entity at cursor position, if any
+        entity = self.entities_positions.get((cursor_x, cursor_y))
+        if entity:
+            entity.select_unit()
+            print(f"Selected entity at cursor: {entity.asset} at position {entity.x}, {entity.y}")
+        else:
+            print("No entity selected at cursor position.")
+    
+    def select_units_in_area(self, selection_event):
+        """Select all units within the specified selection area."""
+        # Parse selection coordinates
+        _, start_x, start_y, end_x, end_y = selection_event.split(":")
+        start_x, start_y, end_x, end_y = int(start_x), int(start_y), int(end_x), int(end_y)
+        
+        # Calculate selection rectangle in screen coordinates
+        min_x = min(start_x, end_x)
+        max_x = max(start_x, end_x)
+        min_y = min(start_y, end_y)
+        max_y = max(start_y, end_y)
+        
+        # First deselect all entities
+        for entity in self.entities:
+            entity.selected = False
+        
+        # Select entities within the rectangle
+        for entity in self.entities:
+            # Convert entity position to screen coordinates
+            screen_x, screen_y = self.graphics.iso_transform(entity.x, entity.y)
             
+            # Check if entity is within selection rectangle
+            if min_x <= screen_x <= max_x and min_y <= screen_y <= max_y:
+                entity.select_unit()
+                print(f"Selected entity in area: {entity.asset} at position {entity.x}, {entity.y}")
 
 if __name__ == "__main__":
     engine = GameEngine()

enne2engine/engine_demo.py

@@ -1,87 +0,0 @@
-from sdl2_wrapper import SDL2Wrapper
-from pyglet_wrapper import PygletWrapper
-from controls import UserControls
-import sys
-import os
-
-from Entities.entity import Entity
-
-class GameEngine(UserControls):
-    def __init__(self):
-        super().__init__()
-        if "--pyglet" in sys.argv:
-            self.graphics = PygletWrapper()
-        else:
-            self.graphics = SDL2Wrapper()
-        self.map = [
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': True, 'tile': "landscapeTiles_066" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }],
-                    [{ 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': False, 'tile': "landscapeTiles_067" }, { 'wall': True, 'tile': "landscapeTiles_066" }]
-                    ]
-        self.frame_time = 0
-        self.cursor_pos = (0, 0)
-        
-        self.load_assets()
-        self.entities = []
-
-    def run(self):
-        running = True
-        self.graphics.create_background(self.map, "tiles")
-        self.entities.append(Entity("knight", 0, 0, "idle", 1, 1, self))
-        
-        while running:
-            perf_counter = self.graphics.get_perf_counter()
-            event = self.graphics.handle_events()
-            if event:
-                self.handle_events("keymap_game", event)
-            running = False if event == "QUIT" else True
-            self.graphics.clear_screen()
-            self.graphics.render_background()
-            self.cursor_pos = self.graphics.draw_cursor()
-            for entity in self.entities:
-                entity.update()
-            self.graphics.update_status(f"Frame time: {round(self.frame_time)}ms - FPS: {round(1000/self.frame_time if self.frame_time != 0 else 1)}")
-            self.graphics.present_renderer()
-            self.frame_time = self.graphics.get_frame_time(perf_counter)
-            self.graphics.delay_frame(self.frame_time,50)
-        self.graphics.quit()
-    def set_cursor(self, x, y):
-        self.graphics.cursor = (x, y)
-        
-    def render_background(self):
-        for y, row in enumerate(self.map):
-            for x, cell in enumerate(row):
-                cell["occlusion"] = self.get_occlusion(x, y)
-                if cell['occlusion']==1:
-                    continue
-                self.graphics.render_tile("tiles", cell, x, y)
-                
-    def get_occlusion(self, x, y):
-        if (x, y) == self.cursor_pos:
-            return 0
-        distance = self.graphics.get_distance((x, y), self.cursor_pos)
-        if distance <2:
-            return 0.2
-        elif distance < 3:
-            return 0.5
-        else:
-            return 0.8
-    
-    
-    def load_assets(self):
-        self.graphics.load_tilesheet("tiles", "assets/tiles/landscapeTiles_sheet.png")
-        for dir in os.listdir("assets/KnightBasic"):
-            for file in os.listdir(f"assets/KnightBasic/{dir}"):
-                    if file.endswith(".json"):
-                        self.graphics.load_spritesheet(file[:-5].lower(), f"assets/KnightBasic/{dir}/{file}")
-        
-        
-
-if __name__ == "__main__":
-    engine = GameEngine()
-    engine.run()

enne2engine/isogeometry.py

@@ -83,8 +83,15 @@ class IsometricGeometry:
         return screen_x, screen_y
     
     def inv_iso_transform(self, screen_x, screen_y):
-        x = (2 * screen_y + screen_x - 2 * self.view_offset_x) // self.cell_size - 1
-        y = (2 * screen_y - screen_x + 2 * self.view_offset_x) // self.cell_size
+        # Adjust screen coordinates by removing view offsets
+        adj_x = screen_x - self.view_offset_x
+        adj_y = screen_y - self.view_offset_y
+
+        # Inverse isometric transformation formulas:
+        # Convert adjusted screen coordinates back to grid/world coordinates
+        x = (adj_x + 2 * adj_y) // self.cell_size
+        y = (2 * adj_y - adj_x) // self.cell_size
+        #print(f"adj_x: {adj_x}, adj_y: {adj_y}, x: {x}, y: {y}")
         return x, y
 
     def get_distance(self, position1, position2):

enne2engine/sdl2_wrapper.py

@@ -1,22 +1,32 @@
 import random
 import math
+import os
 from math import sqrt
 import ctypes
 import sdl2
 import sdl2.ext
+import sdl2.sdlmixer as sdlmixer
 from .tilemanager import TileManager
 from .spritemanager import SpriteManager
 from .isogeometry import IsometricGeometry
 from .sdl2_utils.gui import SDL2Gui
 
 class SDL2Wrapper(IsometricGeometry, SDL2Gui):
-    def __init__(self):
+    def __init__(self, engine):
+        self.engine = engine
         sdl2.ext.init()
+        # Initialize SDL2 mixer
+        sdlmixer.Mix_Init(sdlmixer.MIX_INIT_OGG | sdlmixer.MIX_INIT_MP3)
+        sdlmixer.Mix_OpenAudio(44100, sdlmixer.MIX_DEFAULT_FORMAT, 2, 1024)
+        sdlmixer.Mix_AllocateChannels(16)  # Allocate channels for multiple sounds
+        
         self.view_size = (800, 600)
         self.target_size = (800, 600)
-        self.cell_size = 132
-        self.view_offset_x = 400
-        self.view_offset_y = 200
+        self.base_cell_size = 132  # Original/base cell size
+        self.scaling_factor = 0.5  # Default scaling factor (can be changed)
+        self.cell_size = int(self.base_cell_size * self.scaling_factor)  # Effective cell size
+        self.view_offset_x = 0
+        self.view_offset_y = 0
         self.surface_width = 0
         self.surface_height = 0
         self.window = sdl2.ext.Window("My Game", size=self.view_size)
@@ -27,7 +37,21 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
         self.factory = sdl2.ext.SpriteFactory(renderer=self.renderer)
         self.fonts = self.generate_fonts("assets/decterm.ttf")
         self.cursor = (0, 0)
-    
+        # Add selection rectangle tracking variables
+        self.selection_start = None
+        self.selection_current = None
+        self.selecting = False
+        self.tiles_texture = sdl2.SDL_CreateTexture(self.renderer.renderer,
+                                 sdl2.SDL_PIXELFORMAT_RGBA8888,
+                                 sdl2.SDL_TEXTUREACCESS_TARGET,
+                                 self.view_size[0],
+                                 self.view_size[1])
+        self.sprite_texture = sdl2.SDL_CreateTexture(self.renderer.renderer,
+                     sdl2.SDL_PIXELFORMAT_RGBA8888,
+                     sdl2.SDL_TEXTUREACCESS_TARGET,
+                     self.view_size[0],
+                     self.view_size[1])
+        sdl2.SDL_SetTextureBlendMode(self.sprite_texture, sdl2.SDL_BLENDMODE_BLEND)
     def get_perf_counter(self):
         return int(sdl2.SDL_GetPerformanceCounter())
     
@@ -43,10 +67,43 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
                 return f"KEYDOWN:{key}".lower()
             elif event.type == sdl2.SDL_MOUSEMOTION:
                 x, y = event.motion.x, event.motion.y
+                # Update current selection point if dragging
+                if self.selecting:
+                    self.selection_current = (x, y)
                 return f"MOUSEMOTION:{x}:{y}"
+            elif event.type == sdl2.SDL_MOUSEBUTTONDOWN:
+                x, y = event.button.x, event.button.y
+                # Left mouse button (button 1)
+                if event.button.button == 1:
+                    self.selection_start = (x, y)
+                    self.selection_current = (x, y)
+                    self.selecting = True
+                return f"MOUSEDOWN:{x}:{y}"
+            elif event.type == sdl2.SDL_MOUSEBUTTONUP:
+                x, y = event.button.x, event.button.y
+                # Left mouse button (button 1)
+                if event.button.button == 1:
+                    result = f"MOUSEUP:{x}:{y}"
+                    # Return the selection area if it's large enough and we were selecting
+                    if self.selecting and self.selection_start and self.get_selection_size() > 5:
+                        result = f"SELECTION:{self.selection_start[0]}:{self.selection_start[1]}:{x}:{y}"
+                    
+                    # Always reset selection state on mouse up, regardless of selecting flag
+                    self.selecting = False
+                    self.selection_start = None
+                    self.selection_current = None
+                    return result
+                return f"MOUSEUP:{x}:{y}"
         return False
 
     def clear_screen(self, color=(0, 0, 0, 255)):  # Aggiunto valore alfa di default
+        sdl2.SDL_SetRenderDrawColor(self.renderer.sdlrenderer, *color)
+        # Clear sprite texture with transparent color
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, self.sprite_texture)
+        sdl2.SDL_SetRenderDrawColor(self.renderer.sdlrenderer, 0, 0, 0, 0)  # Transparent color (alpha=0)
+        sdl2.SDL_RenderClear(self.renderer.sdlrenderer)
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, None)
+        # Return to main renderer with the specified color
         sdl2.SDL_SetRenderDrawColor(self.renderer.sdlrenderer, *color)
         sdl2.SDL_RenderClear(self.renderer.sdlrenderer)
 
@@ -54,12 +111,15 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
         sdl2.SDL_RenderPresent(self.renderer.sdlrenderer)
 
     def quit(self):
+        # Clean up mixer resources
+        sdlmixer.Mix_CloseAudio()
+        sdlmixer.Mix_Quit()
         sdl2.SDL_Quit()
         
     def load_spritesheet(self, name, path):
         surface = sdl2.ext.load_image(path.replace('.json', '.png'))
         texture = sdl2.ext.Texture(self.renderer, surface)
-        self.sprite_managers[name] = SpriteManager(path, surface, texture, self.cell_size)
+        self.sprite_managers[name] = SpriteManager(path, surface, texture, self.base_cell_size)
         
     def load_tilesheet(self, name, path):
         surface = sdl2.ext.load_image(path)
@@ -72,80 +132,86 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
             
     def render_sprite(self, name, x, y, frame, occlusion=0):
         srcrect, total_frames = self.sprite_managers[name].get_frame_rect(frame)
+        x -= self.cell_size // 2
+        y -= self.cell_size // 4
         if occlusion:
             original_color_mods_r_g_b_a = self.apply_texture_color_mdod(self.sprite_managers[name].spritesheet_texture, occlusion)
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, self.sprite_texture)
         self.renderer.copy(self.sprite_managers[name].spritesheet_texture, 
                            dstrect=(x, y, self.cell_size, self.cell_size),
                             srcrect=srcrect)
         if occlusion:
             sdl2.SDL_SetTextureColorMod(self.sprite_managers[name].spritesheet_texture.tx,
                                 *original_color_mods_r_g_b_a)
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, None)
         return (frame + 1) % total_frames            
 
-    def render_tile(self, spritesheet_name, cell, x, y):
-        tile_name = cell.get('tile')
-        occlusion = cell.get('occlusion', 0)
-        texture = self.tile_managers[spritesheet_name].get_tilesheet_texture()
-        tile_rect = self.tile_managers[spritesheet_name].get_tile_rect(tile_name)
-        
-        if tile_rect is not None:
-            iso_x, iso_y = self.iso_transform(x, y)
-            y_offset = self.cell_size - tile_rect[3]
-            dst_rect = (iso_x, iso_y + y_offset,
-                        tile_rect[2], tile_rect[3])
-            
-            # Salva i valori originali dei moduli di colore
-            original_color_mods_r_g_b_a = self.apply_texture_color_mdod(texture, occlusion)
-            
-            # Copia la texture con il nuovo modulo di colore
-            self.renderer.copy(self.tile_managers[spritesheet_name].get_tilesheet_texture(),
-                            sdl2.SDL_Rect(*tile_rect), 
-                            sdl2.SDL_Rect(*dst_rect))
-            
-            sdl2.SDL_SetTextureColorMod(texture.tx, *original_color_mods_r_g_b_a)
+    def create_background(self, map, spritesheet_name):
+            # Set page as render target and initialize it
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, self.tiles_texture)
+        sdl2.SDL_SetRenderDrawColor(self.renderer.sdlrenderer, 0, 0, 0, 255)  # Green background
+        sdl2.SDL_RenderClear(self.renderer.sdlrenderer)
         
-    def render_tile_shadow(self, spritesheet_name, cell, x, y):
-        tile_name = cell.get('tile')
-        occlusion = cell.get('occlusion', 0)
+        tilesheet_texture = self.tile_managers[spritesheet_name].get_tilesheet_texture()
         
-    def create_background(self, map, spritesheet_name):
-        self.surface_width = round(self.cell_size * len(map[0])*sqrt(2))
-        self.surface_height = round(self.cell_size//2 * len(map)*sqrt(2))
-        tilesheet_surface = self.tile_managers[spritesheet_name].get_tilesheet_surface()
-        bg_surface = sdl2.SDL_CreateRGBSurface(0, self.surface_width, self.surface_height, 32, 0, 0, 0, 0)
+        def get_shadow(x, y):
+            if (x, y) == self.engine.cursor_pos:
+                return 0
+            distance = self.get_distance((x, y), self.engine.cursor_pos)
+            if distance <2:
+                self.engine.map[y][x]['visited'] = True
+                return 0.2
+            elif distance < 3:
+                self.engine.map[y][x]['visited'] = True
+                return 0.5
+            else:
+                if self.engine.map[y][x].get('visited', False):
+                    return 0.8
+                else:
+                    return 1
             
         def blit_tile(tile, x, y):
             tile_rect = self.tile_managers[spritesheet_name].get_tile_rect(tile)
             if tile_rect is not None:
-                vertical_offset = self.cell_size - tile_rect[3]
-                horizontal_offset = (self.cell_size - tile_rect[2])
+                shadow = get_shadow(x, y)
+                if shadow==1:
+                    return
+                self.apply_texture_color_mdod(tilesheet_texture, shadow)
+                
+                # Adjusted vertical offset calculation for half-sized cells
+                vertical_offset = self.cell_size - tile_rect[3] // 2 - self.cell_size//4
+                if vertical_offset < 0:
+                    vertical_offset = 0
+                    
+                # Adjusted horizontal offset calculation for half-sized cells  
+                horizontal_offset = (self.cell_size - tile_rect[2] // 2)
+                
                 iso_x, iso_y = self.iso_transform(x, y)
                 iso_y += vertical_offset
-                iso_x += horizontal_offset
+                iso_x += horizontal_offset - tile_rect[2] // 4  # Divided by 4 instead of 2
+                
+                # Scale the actual tile rectangle based on the current scaling factor
                 dst_rect = (iso_x, iso_y,
-                            tile_rect[2], tile_rect[3])
-                sdl2.SDL_BlitSurface(tilesheet_surface,
-                                     sdl2.SDL_Rect(*tile_rect), 
-                                     bg_surface, 
-                                     sdl2.SDL_Rect(*dst_rect))
-                #sdl2.SDL_FillRect(bg_surface, sdl2.SDL_Rect(*dst_rect), sdl2.SDL_MapRGB(bg_surface.contents.format, 0, 0, 255))
+                            int(tile_rect[2] * self.scaling_factor), 
+                            int(tile_rect[3] * self.scaling_factor))
+                            
+                sdl2.SDL_RenderCopy(self.renderer.sdlrenderer, tilesheet_texture.tx,
+                                    sdl2.SDL_Rect(*tile_rect),
+                                    sdl2.SDL_Rect(*dst_rect))
     
         for y, row in enumerate(map):
             for x, cell in enumerate(row):
                 tile_name = cell.get('tile')
                 blit_tile(tile_name, x, y)
+        # Reset render target to the default (window)
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, None)
         
-        self.background_texture = self.factory.from_surface(bg_surface)
-        self.apply_texture_color_mdod(self.background_texture, 0.8)
-        
-    
-    def render_texture_to_texture(self, src_texture, dst_texture, srcrect, dstrect):
-        self.renderer.copy(src_texture, srcrect, dstrect)
         
     def render_background(self):
-        self.renderer.copy(self.background_texture, 
-                           dstrect=(0, 0, self.surface_width, self.surface_height),
-                           srcrect=(0,0, self.surface_width, self.surface_height))
+        sdl2.SDL_RenderCopy(self.renderer.sdlrenderer, self.tiles_texture, None, None)
+        
+    def render_sprites(self):
+        sdl2.SDL_RenderCopy(self.renderer.sdlrenderer, self.sprite_texture, None, None)
         
     def get_frame_time(self, perf_counter):
         return (sdl2.SDL_GetPerformanceCounter() - perf_counter) / sdl2.SDL_GetPerformanceFrequency() *1000       
@@ -160,17 +226,39 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
 
     def draw_cursor(self):
         x, y = self.cursor
-        x += self.view_offset_x 
-        y -= self.view_offset_y 
         c_x, c_y = self.inv_iso_transform(x, y)
+        #print(f"Cursor: {c_x}, {c_y}")
         iso_x, iso_y = self.iso_transform(c_x, c_y)
-        iso_y += self.cell_size // 2
-        self.renderer.draw_line(points=[(iso_x, iso_y), (iso_x + self.cell_size//2, iso_y + self.cell_size//4)], color=(255, 0, 0, 255))
-        self.renderer.draw_line(points=[(iso_x + self.cell_size//2, iso_y + self.cell_size//4), (iso_x + self.cell_size, iso_y)], color=(255, 0, 0, 255))
-        self.renderer.draw_line(points=[(iso_x + self.cell_size, iso_y), (iso_x + self.cell_size//2, iso_y - self.cell_size//4)], color=(255, 0, 0, 255))
-        self.renderer.draw_line(points=[(iso_x + self.cell_size//2, iso_y - self.cell_size//4), (iso_x, iso_y)], color=(255, 0, 0, 255))
+        self.renderer.draw_line(points=[(iso_x, iso_y), (iso_x + self.cell_size//2, iso_y + self.cell_size//4)], color=(255
+                                                                                                                        , 0, 0, 255))
+        self.renderer.draw_line(points=[(iso_x + self.cell_size//2, iso_y + self.cell_size//4), (iso_x, iso_y + self.cell_size//2)], color=(255, 0, 0, 255))
+        self.renderer.draw_line(points=[(iso_x, iso_y + self.cell_size//2), (iso_x - self.cell_size//2, iso_y + self.cell_size//4)], color=(255, 0, 0, 255))
+        self.renderer.draw_line(points=[(iso_x - self.cell_size//2, iso_y + self.cell_size//4), (iso_x, iso_y)], color=(255, 0, 0, 255))
         return c_x, c_y
     
+    def draw_square(self, x, y, color=(0, 255, 0, 255), margin=6):
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, self.sprite_texture)
+        iso_x, iso_y = self.iso_transform(x, y)
+        
+        # Apply margin to reduce the size of the square
+        adjusted_size = self.cell_size - margin*2
+        
+        # Calculate half-sizes with margin applied
+        half_width = adjusted_size // 2
+        half_height = adjusted_size // 4
+        
+        # Draw an isometric square with margin
+        self.renderer.draw_line(points=[(iso_x, iso_y + margin), 
+                                        (iso_x + half_width-margin, iso_y + half_height +margin//2)], color=color)
+        self.renderer.draw_line(points=[(iso_x + half_width-margin, iso_y + half_height +margin//2),
+                                        (iso_x, iso_y + half_height*2+margin//4)], color=color)
+        self.renderer.draw_line(points=[(iso_x, iso_y + half_height*2+margin//4),
+                                        (iso_x - half_width+margin, iso_y + half_height +margin//2)], color=color)
+        self.renderer.draw_line(points=[(iso_x - half_width+margin, iso_y + half_height +margin//2),
+                                        (iso_x, iso_y + margin)], color=color)
+
+        sdl2.SDL_SetRenderTarget(self.renderer.sdlrenderer, None)
+    
     def apply_texture_color_mdod(self, texture, occlusion):
         color_mod_r = int(255 * (1 - occlusion))
         color_mod_g = int(255 * (1 - occlusion))
@@ -193,9 +281,111 @@ class SDL2Wrapper(IsometricGeometry, SDL2Gui):
                                 color_mod_b)
         return original_color_mods_r_g_b_a
     
-    def render_tile_shadow(self, x, y, darkness=0):
-        iso_x, iso_y = self.iso_transform(x, y)
-        iso_y += self.cell_size // 2
-        self.renderer.copy(self.shadow_texture, 
-                           dstrect=(iso_x, iso_y, self.cell_size, self.cell_size),
-                           srcrect=(0, 0, self.cell_size, self.cell_size))
+    def render_tile(self, spritesheet_name, x, y, tile):
+        tile_rect = self.tile_managers[spritesheet_name].get_tile_rect(tile)
+        if tile_rect is not None:
+            vertical_offset = self.cell_size - tile_rect[3]
+            horizontal_offset = (self.cell_size - tile_rect[2])
+            iso_x, iso_y = self.iso_transform(x, y)
+            iso_y += vertical_offset - tile_rect[3]//4
+            iso_x += horizontal_offset - tile_rect[2] // 2
+            dst_rect = (iso_x, iso_y,
+                        tile_rect[2], tile_rect[3])
+            sdl2.SDL_RenderCopy(self.renderer.sdlrenderer, self.tile_managers[spritesheet_name].get_tilesheet_texture().tx,
+                                sdl2.SDL_Rect(*tile_rect),
+                                sdl2.SDL_Rect(*dst_rect))
+
+    def set_scaling_factor(self, factor):
+        """
+        Set a new scaling factor and recalculate cell_size.
+        
+        Args:
+            factor (float): The scaling factor (0.5 = half size, 1.0 = original size, etc.)
+        """
+        self.scaling_factor = factor
+        self.cell_size = int(self.base_cell_size * self.scaling_factor)
+        # Regenerate background if needed
+        if hasattr(self.engine, 'map'):
+            self.create_background(self.engine.map, "tiles")
+    
+    def play_sound(self, sound_file):
+        """
+        Play a sound file using SDL2 mixer.
+        
+        Args:
+            sound_file (str): Name of the sound file to play
+        """
+        sound_path = os.path.join("assets", "Sounds", sound_file)
+        if os.path.exists(sound_path):
+            sound = sdlmixer.Mix_LoadWAV(sound_path.encode('utf-8'))
+            if sound:
+                channel = sdlmixer.Mix_PlayChannel(-1, sound, 0)
+                if channel == -1:
+                    print(f"Error playing sound: {sdlmixer.Mix_GetError().decode('utf-8')}")
+                # Free the sound when finished (after a delay or in a callback)
+                # For simplicity, we're not handling this here, but in a real app you might want to
+        else:
+            print(f"Sound file not found: {sound_path}")
+
+    def draw_selection_rectangle(self):
+        """Draw the selection rectangle if currently selecting."""
+        # Only draw if we're in a valid selection state
+        if not self.selecting or not self.selection_start or not self.selection_current:
+            return
+            
+        # Get coordinates for the rectangle
+        start_x, start_y = self.selection_start
+        current_x, current_y = self.selection_current
+        
+        # Calculate the rectangle dimensions
+        x = min(start_x, current_x)
+        y = min(start_y, current_y)
+        width = abs(current_x - start_x)
+        height = abs(current_y - start_y)
+        
+        # Only draw if we have a meaningful selection area
+        if width > 1 and height > 1:
+            # Draw an empty rectangle in green
+            self.draw_rectangle(x, y, width, height, "selection", outline=(0, 255, 0), filling=None)
+    
+    def get_selection_size(self):
+        """Get the size (diagonal length) of the selection rectangle."""
+        if not self.selection_start or not self.selection_current:
+            return 0
+            
+        start_x, start_y = self.selection_start
+        current_x, current_y = self.selection_current
+        
+        # Calculate diagonal length using Pythagorean theorem
+        dx = current_x - start_x
+        dy = current_y - start_y
+        return int(math.sqrt(dx*dx + dy*dy))
+    
+    def is_mouse_button_pressed(self, button=1):
+        """
+        Check if a specific mouse button is currently pressed.
+        
+        Args:
+            button (int): Button number (1=left, 2=middle, 3=right)
+            
+        Returns:
+            bool: True if the button is pressed, False otherwise
+        """
+        # Create ctypes variables to store the mouse position
+        x = ctypes.c_int(0)
+        y = ctypes.c_int(0)
+        
+        # Get the current mouse state (returns a bitmask of buttons)
+        button_state = sdl2.SDL_GetMouseState(ctypes.byref(x), ctypes.byref(y))
+        
+        # Map button numbers to SDL constants
+        button_masks = {
+            1: sdl2.SDL_BUTTON_LMASK,  # Left button
+            2: sdl2.SDL_BUTTON_MMASK,  # Middle button
+            3: sdl2.SDL_BUTTON_RMASK,  # Right button
+        }
+        
+        # Check if the requested button is pressed
+        if button in button_masks:
+            return bool(button_state & button_masks[button])
+        return False