Enforce placing towers only on empty tiles

1 files changed, 16 insertions, 0 deletions

diff --git a/scenes/grid_manager.gd b/scenes/grid_manager.gd
new file mode 100644
index 0000000..8fa59e5
--- /dev/null
+++ b/scenes/grid_manager.gd
@@ -0,0 +1,16 @@
+extends Node
+
+var occupied_tiles = {}
+
+@export var tile_size = 16.0
+@export var grid_width = 20
+@export var grid_height = 15
+
+func is_tile_occupied(tile_position):
+	return occupied_tiles.has(tile_position)
+
+func occupy_tile(tile_position):
+	occupied_tiles[tile_position] = true
+
+func free_tile(tile_position):
+	occupied_tiles.erase(tile_position)