174 lines
3.5 KiB
GDScript
174 lines
3.5 KiB
GDScript
@tool
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extends Node3D
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class_name Button3D
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signal on_button_down()
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signal on_button_up()
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const IconFont = preload ("res://assets/icons/icons.tres")
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const ECHO_WAIT_INITIAL = 0.5
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const ECHO_WAIT_REPEAT = 0.1
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@onready var body: StaticBody3D = $Body
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@onready var label_node: Label3D = $Body/Label
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@onready var finger_area: Area3D = $FingerArea
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@export var focusable: bool = true:
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set(value):
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focusable = value
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if value == false:
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add_to_group("ui_focus_stop")
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else:
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remove_from_group("ui_focus_stop")
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@export var font_size: int = 10:
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set(value):
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font_size = value
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if !is_inside_tree()||icon: return
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label_node.font_size = font_size
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@export var label: String = "":
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set(value):
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label = value
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if !is_inside_tree(): return
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label_node.text = label
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@export var icon: bool = false:
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set(value):
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icon = value
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if !is_inside_tree(): return
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if icon:
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label_node.font = IconFont
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label_node.font_size = 36
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label_node.width = 1000
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label_node.autowrap_mode = TextServer.AUTOWRAP_OFF
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else:
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label_node.font = null
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label_node.font_size = font_size
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label_node.width = 50
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label_node.autowrap_mode = TextServer.AUTOWRAP_WORD_SMART
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@export var toggleable: bool = false
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@export var disabled: bool = false
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@export var echo: bool = false
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@export var initial_active: bool = false
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var active: bool = false:
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set(value):
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active = value
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if !is_inside_tree(): return
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update_animation(1.0 if active else 0.0)
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var echo_timer: Timer = null
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func _ready():
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if initial_active:
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active = true
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Update.props(self, ["active", "external_value", "icon", "label", "font_size"])
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if echo:
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echo_timer = Timer.new()
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echo_timer.wait_time = ECHO_WAIT_INITIAL
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echo_timer.one_shot = false
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echo_timer.timeout.connect(func():
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echo_timer.stop()
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echo_timer.wait_time=ECHO_WAIT_REPEAT
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echo_timer.start()
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on_button_down.emit()
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)
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add_child(echo_timer)
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func update_animation(value: float):
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var tween = create_tween()
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tween.set_parallel(true)
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tween.tween_property(body, "scale:y", lerpf(1.0, 0.5, value), 0.2)
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tween.tween_property(body, "position:y", lerpf(0.01, 0.005, value), 0.2)
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func _on_press_down(event):
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if disabled:
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event.bubbling = false
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return
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AudioPlayer.play_effect("click")
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if toggleable:
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return
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if echo:
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echo_timer.start()
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active = true
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on_button_down.emit()
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func _on_press_up(event):
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if disabled:
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event.bubbling = false
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return
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if toggleable:
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active = !active
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if active:
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on_button_down.emit()
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else:
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on_button_up.emit()
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else:
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if echo:
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echo_timer.stop()
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echo_timer.wait_time = ECHO_WAIT_INITIAL
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active = false
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on_button_up.emit()
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func _on_touch_enter(event: EventTouch):
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if event.target != finger_area:
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return
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AudioPlayer.play_effect("click")
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_touch_change(event)
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func _on_touch_move(event: EventTouch):
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_touch_change(event)
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func _on_touch_leave(_event: EventTouch):
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if toggleable:
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active = !active
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if active:
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on_button_up.emit()
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else:
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on_button_down.emit()
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func _touch_change(event: EventTouch):
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if disabled:
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event.bubbling = false
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return
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var pos = Vector3(0, 1, 0)
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for finger in event.fingers:
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var finger_pos = to_local(finger.area.global_position)
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if pos.y > finger_pos.y:
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pos = finger_pos
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var button_height = 0.2
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var button_center = 0.1
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var percent = clamp((button_center + button_height / 2 - pos.y) / (button_height / 2), 0, 1)
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if !active&&percent < 1:
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on_button_down.emit()
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elif active&&percent >= 1:
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on_button_up.emit()
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update_animation(percent)
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if toggleable:
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return
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active = percent < 1
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