Files
Dunkanoid/ScrollText.gd

35 lines
1.1 KiB
GDScript

@tool
extends SubViewportContainer
var count : float = 0
signal scroll_finished
@export var Dummy : int = 0 :
set(x):
Dummy = x
_notification(NOTIFICATION_TRANSFORM_CHANGED)
func _ready() -> void:
$SubViewport/ScrollContainer.scroll_vertical = 0
set_notify_transform(true)
material.set_shader_parameter("rect_global_position", global_position / get_viewport_rect().size)
material.set_shader_parameter("rect_size", get_rect().size / get_viewport_rect().size * 24)
func _process(delta : float) -> void:
if Engine.is_editor_hint() == false:
count += delta
if count >= 0.1:
count -= 0.1
$SubViewport/ScrollContainer.scroll_vertical += 1
var vbar = $SubViewport/ScrollContainer.get_v_scroll_bar()
if vbar.value >= vbar.max_value - $SubViewport/ScrollContainer.size.y:
scroll_finished.emit()
func _notification(what: int) -> void:
if what == NOTIFICATION_TRANSFORM_CHANGED:
var pos = global_position / get_viewport_rect().size
material.set_shader_parameter("rect_global_position", pos)
material.set_shader_parameter("rect_size", get_rect().size / get_viewport_rect().size * 24)