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example_balloon.gd
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example_balloon.gd
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extends CanvasLayer
## The action to use for advancing the dialogue
@export var next_action: StringName = &"ui_accept"
## The action to use to skip typing the dialogue
@export var skip_action: StringName = &"ui_cancel"
@onready var balloon: Control = %Balloon
@onready var character_label: RichTextLabel = %CharacterLabel
@onready var dialogue_label: DialogueLabel = %DialogueLabel
@onready var responses_menu: DialogueResponsesMenu = %ResponsesMenu
## The dialogue resource
var resource: DialogueResource
## Temporary game states
var temporary_game_states: Array = []
## See if we are waiting for the player
var is_waiting_for_input: bool = false
## See if we are running a long mutation and should hide the balloon
var will_hide_balloon: bool = false
## The current line
var dialogue_line: DialogueLine:
set(next_dialogue_line):
is_waiting_for_input = false
balloon.focus_mode = Control.FOCUS_ALL
balloon.grab_focus()
# The dialogue has finished so close the balloon
if not next_dialogue_line:
queue_free()
return
# If the node isn't ready yet then none of the labels will be ready yet either
if not is_node_ready():
await ready
dialogue_line = next_dialogue_line
character_label.visible = not dialogue_line.character.is_empty()
character_label.text = tr(dialogue_line.character, "dialogue")
dialogue_label.hide()
dialogue_label.dialogue_line = dialogue_line
responses_menu.hide()
responses_menu.set_responses(dialogue_line.responses)
# Show our balloon
balloon.show()
will_hide_balloon = false
dialogue_label.show()
if not dialogue_line.text.is_empty():
dialogue_label.type_out()
await dialogue_label.finished_typing
# Wait for input
if dialogue_line.responses.size() > 0:
balloon.focus_mode = Control.FOCUS_NONE
responses_menu.show()
elif dialogue_line.time != "":
var time = dialogue_line.text.length() * 0.02 if dialogue_line.time == "auto" else dialogue_line.time.to_float()
await get_tree().create_timer(time).timeout
next(dialogue_line.next_id)
else:
is_waiting_for_input = true
balloon.focus_mode = Control.FOCUS_ALL
balloon.grab_focus()
get:
return dialogue_line
func _ready() -> void:
balloon.hide()
Engine.get_singleton("DialogueManager").mutated.connect(_on_mutated)
# If the responses menu doesn't have a next action set, use this one
if responses_menu.next_action.is_empty():
responses_menu.next_action = next_action
func _unhandled_input(_event: InputEvent) -> void:
# Only the balloon is allowed to handle input while it's showing
get_viewport().set_input_as_handled()
func _notification(what: int) -> void:
# Detect a change of locale and update the current dialogue line to show the new language
if what == NOTIFICATION_TRANSLATION_CHANGED and is_instance_valid(dialogue_label):
var visible_ratio = dialogue_label.visible_ratio
self.dialogue_line = await resource.get_next_dialogue_line(dialogue_line.id)
if visible_ratio < 1:
dialogue_label.skip_typing()
## Start some dialogue
func start(dialogue_resource: DialogueResource, title: String, extra_game_states: Array = []) -> void:
temporary_game_states = [self] + extra_game_states
is_waiting_for_input = false
resource = dialogue_resource
self.dialogue_line = await resource.get_next_dialogue_line(title, temporary_game_states)
## Go to the next line
func next(next_id: String) -> void:
self.dialogue_line = await resource.get_next_dialogue_line(next_id, temporary_game_states)
#region Signals
func _on_mutated(_mutation: Dictionary) -> void:
is_waiting_for_input = false
will_hide_balloon = true
get_tree().create_timer(0.1).timeout.connect(func():
if will_hide_balloon:
will_hide_balloon = false
balloon.hide()
)
func _on_balloon_gui_input(event: InputEvent) -> void:
# See if we need to skip typing of the dialogue
if dialogue_label.is_typing:
var mouse_was_clicked: bool = event is InputEventMouseButton and event.button_index == MOUSE_BUTTON_LEFT and event.is_pressed()
var skip_button_was_pressed: bool = event.is_action_pressed(skip_action)
if mouse_was_clicked or skip_button_was_pressed:
get_viewport().set_input_as_handled()
dialogue_label.skip_typing()
return
if not is_waiting_for_input: return
if dialogue_line.responses.size() > 0: return
# When there are no response options the balloon itself is the clickable thing
get_viewport().set_input_as_handled()
if event is InputEventMouseButton and event.is_pressed() and event.button_index == MOUSE_BUTTON_LEFT:
next(dialogue_line.next_id)
elif event.is_action_pressed(next_action) and get_viewport().gui_get_focus_owner() == balloon:
next(dialogue_line.next_id)
func _on_responses_menu_response_selected(response: DialogueResponse) -> void:
next(response.next_id)
#endregion