implement #144 scrolling support for mouse input

src/base-environments/youth_room/scnees/scene_player.gd

@@ -22,6 +22,7 @@ var max_lines: float = 0
 				substring_sizes.append(TranslationServer.translate(str_array[i]).strip_edges().length() + 1)
 				if not paragraph_lengths[-1] == story_array.size()-1:
 					paragraph_lengths.append(story_array.size()-1)
+					push_warning("Paragraph lenghts of scene %s are misconfigured!" % name)
 				if paragraph_lengths[p] == i:
 					p += 1
 					label.text += "[/p][p][font_size=8] [/font_size][/p][p]"
@@ -29,12 +30,12 @@ var max_lines: float = 0
 			label.text += "[/p]"
 			max_lines = float(label.get_line_count())
 
-@export var paragraph_lengths: PackedInt32Array = []
+@export var paragraph_lengths: PackedInt32Array = [1]
 
 @export var progress: float = 0:
 	set(value):
 		progress = value
-		if is_node_ready():
+		if is_node_ready() and not all_text_revealed:
 			var start_index = 0
 			if progress >= substring_sizes.size() or progress < 0:
 				label.visible_ratio = 1
@@ -46,6 +47,19 @@ var max_lines: float = 0
 			else:
 				label.visible_ratio = 0
 
+var all_text_revealed: bool = false:
+	set(revealed):
+		var reset_progress := false
+		if revealed and not all_text_revealed:
+			var tween: Tween = get_tree().create_tween()
+			tween.set_ease(Tween.EASE_OUT)
+			tween.tween_property(label, "visible_ratio", 1, 1.5)
+		elif not revealed and all_text_revealed:
+			reset_progress = true
+		all_text_revealed = revealed
+		if all_text_revealed: progress = -1
+		if reset_progress: progress = 0
+
 @export var test_scroll: bool:
 	set(scroll):
 		try_scroll()
@@ -114,6 +128,7 @@ func play_scene():
 		trigger_intro()
 	
 	animation_complete = true
+	all_text_revealed = true
 	
 	skip_control.start_proceed_countdown()
 	
@@ -125,6 +140,29 @@ func play_scene():
 	
 	finished.emit()
 
+func _unhandled_input(event: InputEvent) -> void:
+	var just_revealed_text = false
+	if event is InputEventMouseButton:
+		if event.button_index == MOUSE_BUTTON_WHEEL_DOWN:
+			scroll_target += 40
+			if not all_text_revealed: just_revealed_text
+			all_text_revealed = true
+		if event.button_index == MOUSE_BUTTON_WHEEL_UP:
+			scroll_target -= 40
+			if not all_text_revealed: just_revealed_text
+			all_text_revealed = true
+	if just_revealed_text:
+		if animation_complete: all_text_revealed = true
+
+var scroll_target: float = 0:
+	set(value):
+		scroll_target = clampf(value, 0, label.size.y - scroll_container.size.y)
+func _process(delta: float) -> void:
+	# FIXME: maybe change this to has stage?
+	if visible and not Engine.is_editor_hint():
+		if scroll_container.scroll_vertical != scroll_target:
+			scroll_container.scroll_vertical += (scroll_target-scroll_container.scroll_vertical)*delta*6
+
 var intro_triggered:= false
 func trigger_intro():
 	if not intro_triggered:

src/logic-scenes/misc/skip_control.gd

@@ -31,6 +31,17 @@ var proceeding: bool = false:
 # while this is true, a counter counts up to automatically proceed.
 var is_auto_proceeding: bool = true:
 	set(value):
+		if is_auto_proceeding and not value:
+			var tween = get_tree().create_tween()
+			tween.set_ease(Tween.EASE_IN)
+			tween.set_trans(Tween.TRANS_QUAD)
+			tween.tween_property(progress, "value", 0.0, 0.3)
+			time_pressed = 0
+			$AnimationPlayer.play("replace_text")
+			# use this to disable the updates during progress.
+			is_auto_proceeding = false
+			await _transition_text
+			button.text = "continue (press)"
 		is_auto_proceeding = value
 		
 		#resets progress bar on button
@@ -55,7 +66,7 @@ func _process(delta):
 			reset()
 
 
-func _unhandled_input(event: InputEvent) -> void:
+func _input(event: InputEvent) -> void:
 	if is_visible_in_tree():
 		if not event is InputEventMouseMotion and unrevealed:
 			$AnimationPlayer.play("reveal_skip")
@@ -98,6 +109,7 @@ func transition_text():
 
 func reset():
 	$AnimationPlayer.play("RESET")
+	await(get_tree().create_timer(1).timeout)
 	unrevealed = true
 	pressed = false
 	proceeding = false