1
Fork 0
mirror of https://github.com/Steffo99/hella-farm.git synced 2024-11-30 20:14:21 +00:00
hella-farm/behaviours/sampler_priority.gd

61 lines
1.9 KiB
GDScript

extends Sampler
class_name SamplerPriority
## If true, the [Sampler] will attempt to automatically detect the [field possibilities] on NOTIFICATION_READY.
@export var autodetect_possibilities_on_ready: bool = true
## If true, the [SamplerPriority] will attempt to automatically setup the recommended signals for all the [field possibilities] on NOTIFICATION_READY.
@export var autosetup_signals_on_ready: bool = true
## Update [field possibilities] with the most likely subset of nodes.
func autodetect_possibilities() -> void:
possibilities = get_parent().find_children("*", "Priority", true, false)
## Setup the recommended signals for each node in [field possibilities].
func autosetup_signals() -> void:
for possibility in possibilities:
possibility.priority_changed.connect(_autosetup_on_possibility_priority_changed.bind(possibility))
## Get a reference.
func sample() -> Priority:
if len(possibilities) == 0:
return null
# FIXME: Change this to something more efficient when needed
var highest_possibility: Priority = null
for possibility in possibilities:
if highest_possibility == null or possibility.priority > highest_possibility.priority:
highest_possibility = possibility
if highest_possibility == null:
return null
return highest_possibility
func get_all_refs() -> Array[Node]:
var refs: Array[Node] = []
for possibility in possibilities:
refs.append(possibility.get_ref())
return refs
func get_ref(node: Node) -> Node:
return node.get_ref()
func _ready() -> void:
super._ready()
if autodetect_possibilities_on_ready:
autodetect_possibilities()
if autosetup_signals_on_ready:
autosetup_signals()
func _autosetup_on_possibility_priority_changed(new: int, old: int, node: Priority):
if node == selected:
if new < old:
sample_and_enable()
else:
# A nice optimization!
if selected == null or new > selected.priority:
set_enabled(node)