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synergine2_cocos2d/layer.py

         from synergine2_cocos2d.gui import GridManager
 
         # TODO: Values from tmx map
+        self.middleware.init()
+
         self.grid_manager = GridManager(
-            8,
-            8,
-            100,
-            100,
+            self.middleware.get_cell_width(),
+            self.middleware.get_cell_height(),
+            self.middleware.get_world_width(),
+            self.middleware.get_world_height(),
         )
-        self.middleware.init()
 
         self.main_scene = cocos.scene.Scene()
         self.scrolling_manager = cocos.layer.ScrollingManager()

synergine2_cocos2d/middleware.py

     def get_top_layer(self) -> cocos.tiles.RectMapLayer:
         raise NotImplementedError()
 
+    def get_world_height(self) -> int:
+        raise NotImplementedError()
+
+    def get_world_width(self) -> int:
+        raise NotImplementedError()
+
+    def get_cell_height(self) -> int:
+        raise NotImplementedError()
+
+    def get_cell_width(self) -> int:
+        raise NotImplementedError()
+
 
 class TMXMiddleware(MapMiddleware):
     def get_background_sprite(self) -> cocos.sprite.Sprite:
     def get_top_layer(self) -> cocos.tiles.RectMapLayer:
         assert self.tmx
         return self.tmx['top']
+
+    def get_world_height(self) -> int:
+        return len(self.tmx['ground'].cells[0])
+
+    def get_world_width(self) -> int:
+        return len(self.tmx['ground'].cells)
+
+    def get_cell_height(self) -> int:
+        return self.tmx['ground'].cells[0][0].size[1]
+
+    def get_cell_width(self) -> int:
+        return self.tmx['ground'].cells[0][0].size[0]