# Duane's Dungeon - a rogue-like game
# Copyright (C) 2023 Duane Robertson

# vanishing_label.gd - a label that fades away

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.


extends Label
class_name VanishingLabel
# a label that fades away and dies


var lifetime:float
var text_size:int
var tween:Tween


func _init(txt:String, col:=Color.WHITE, tim:=4, \
sz:=40, al:=HORIZONTAL_ALIGNMENT_CENTER):
	text = txt
	lifetime = tim
	modulate = col
	text_size = sz
	horizontal_alignment = al


func _ready():
	label_settings = LabelSettings.new()
	label_settings.font_size = text_size
	label_settings.outline_color = Color.BLACK
	label_settings.outline_size = 10
#	label_settings.line_spacing = 0
	add_theme_font_override('font_size', G.font)

	tween = get_tree().create_tween()
	tween.tween_property(self, 'modulate:a', 0.1, lifetime).set_ease(Tween.EASE_IN).set_trans(Tween.TRANS_CUBIC)
	tween.tween_callback(self.queue_free) #.set_delay(0.1)


func _exit_tree():
	tween.kill()