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extends Node
@onready var _tiles : TileMapLayer = get_node("../Map/TileMapLayer")
var _towers : Dictionary
func _ready():
_towers = {}
func place_tower(tower : Dictionary, tile_position : Vector2i):
var tower_cost = tower["cost"]
if is_valid_placement_tile(tile_position) && GameData.get_life() >= tower_cost:
var tmp = tower["scene"].instantiate()
var path = get_tree().get_root().get_node("Main/Defenders")
path.add_child(tmp)
tmp.global_position = tile_position
occupy_tile(tile_position)
GameData.subtract_life(tower_cost)
func is_valid_placement_tile(tile_position : Vector2i):
var tile_coords = _tiles.get_cell_atlas_coords(tile_position)
return (tile_coords == (Vector2i(-1, -1))) && (!is_tile_occupied(tile_position))
func is_tile_occupied(tile_position : Vector2i):
return _towers.has(tile_position)
func occupy_tile(tile_position):
_towers[tile_position] = true
func free_tile(tile_position):
_towers.erase(tile_position)
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