# Hurry Curry! - a game about cooking
# Copyright 2024 metamuffin
# Copyright 2024 tpart
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, version 3 of the License only.
#
# 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.
#
class_name SceneTransition
extends Control

@onready var anim: AnimationPlayer = $AnimationPlayer

var black = true
var fading = false

func _ready():
	$ColorRect.visible = true

func fade_in():
	if fading: await anim.animation_finished
	if not black: push_error("already faded in"); return
	fading = true
	anim.play_backwards("fade")
	await anim.animation_finished
	self.mouse_filter = Control.MOUSE_FILTER_IGNORE
	fading = false; black = false

func fade_out():
	if fading: await anim.animation_finished
	if black: push_error("already faded out"); return
	fading = true
	self.mouse_filter = Control.MOUSE_FILTER_STOP
	anim.play("fade")
	await anim.animation_finished
	fading = false; black = true

func _exit_tree():
	if fading: push_error("SceneTransition destroyed while fading")