forked from LGDG/ExampleProject
59 lines
1.7 KiB
GDScript3
59 lines
1.7 KiB
GDScript3
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extends Node
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class_name InteractiveItems
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# Emits the node with the `item_group_name` group set.
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signal item_clicked(node: Node)
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@export var item_group_name: String = "item"
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@export var call_interact: bool = true
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@export var show_debug_label: bool = true
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var label
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var current_object
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func find_interactive():
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return get_tree().get_nodes_in_group(item_group_name)
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func list_nodes(node: Node, parent: bool = true) -> Array[Node]:
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var res: Array[Node] = [node]
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if parent and node.get_parent(): res.append(node.get_parent())
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res.append_array(node.get_children())
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return res
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func get_collision(mesh: MeshInstance3D) -> CollisionObject3D:
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for node in list_nodes(mesh):
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if node is CollisionObject3D: return node
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mesh.create_convex_collision()
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return mesh.get_child(mesh.get_child_count() - 1)
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func _on_mouse_entered(node: Node3D, entered: bool):
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current_object = node if entered else null
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if label: label.text = node.name if entered else &""
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func do_interact(node: Node):
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for child in list_nodes(node, false):
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if child.has_method("interact"):
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child.call("interact")
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return
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func setup_label():
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if not show_debug_label: return
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label = Label.new()
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label.position = Vector2(20, 20)
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add_child(label)
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func _ready():
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setup_label()
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for item in find_interactive():
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var col := get_collision(item)
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col.input_ray_pickable = true # make sure Input.Ray Pickable is Off for invisible walls
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col.connect("mouse_entered", _on_mouse_entered.bind(item, true))
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col.connect("mouse_exited", _on_mouse_entered.bind(item, false))
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func _unhandled_input(event):
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if event.is_action_pressed("ui_accept"):
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if current_object:
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#print(current_object)
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if call_interact: do_interact(current_object)
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item_clicked.emit(current_object)
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