1 files changed, 52 insertions, 0 deletions
diff --git a/Towers/Components/RangeComponent.gd b/Towers/Components/RangeComponent.gd
new file mode 100644
index 0000000..a2f7ae7
--- /dev/null
+++ b/Towers/Components/RangeComponent.gd
@@ -0,0 +1,52 @@
+class_name RangeTowerComponent
+extends TowerComponent
+
+
+signal range_changed
+@warning_ignore("shadowed_global_identifier")
+var range := 0:
+	set(value):
+		range = value
+		range_changed.emit()
+
+var area := Area2D.new()
+var collision_shape := CollisionShape2D.new()
+var shape := CircleShape2D.new()
+
+var units_in_range: Array[Unit]
+
+
+func _init() -> void:
+	type = ComponentType.Range
+	set_sprite(preload("res://Towers/Components/Assets/range-component.png"))
+	
+	update_range()
+	level_changed.connect(update_range)
+
+
+func update_range():
+	var tile_size = Client.current_stage.map.tile_set.tile_size.x
+	@warning_ignore("integer_division")
+	range = (tile_size * 2) + ((tile_size / 2) * level)
+	shape.radius = range
+
+
+func on_add(tower: Tower):
+	super.on_add(tower)
+	
+	area.set_collision_layer_value(1, false)
+	area.set_collision_mask_value(1, true)
+	
+	area.body_entered.connect(func(body: Node2D):
+		units_in_range.append(body)
+	)
+	area.body_exited.connect(func(body: Node2D):
+		units_in_range.erase(body)
+	)
+	
+	area.position = tower.get_node("CenterAnchor").position
+	
+	collision_shape.shape = shape
+	area.add_child(collision_shape)
+	
+	tower.add_child(area)