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more state chart updatres :/

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This commit is contained in:
Haze Weathers 2023-05-01 02:04:55 -04:00
parent 02b85c7dd2
commit 32131e7e17
3 changed files with 22 additions and 9 deletions
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25
addons/godot_state_charts/state_chart.gd
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@ -2,11 +2,15 @@ tool
class_name StateChart, "state_chart.svg"
extends Node
## whether chart should propagate processing events every frame
export var idle_frame_event: bool = false
export var physics_frame_event: bool = false
# root state of the state chart
var _state: State = null
# values available to expression guards
var _expression_properties: Dictionary = {}
var _guard_properties: Dictionary = {}
func _ready() -> void:
if Engine.editor_hint:
@ -39,13 +43,22 @@ func send_event(event: String) -> void:
_state._state_event(event)
## sets a property available to guard expressions in transitions
func set_expression_property(property: String, value) -> void:
_expression_properties[property] = value
func set_guard_property(property: String, value) -> void:
_guard_properties[property] = value
func _get_configuration_warning() -> String:
if get_child_count() != 1:
return "StateChart must have exactly one child"
elif not get_child(0) is State:
if not get_child(0) is State:
return "StateChart's child must be a State"
else:
return ""
return ""
# send frame events that transition can listen to if it should evaluate
# its guard every frame
func _process(delta: float) -> void:
if idle_frame_event:
send_event("idle_frame")
func _physics_process(delta: float) -> void:
if physics_frame_event:
send_event("physics_frame")