Accessibility configurable from project settings

- Move settings from separate .INI to project settings
- Replace autoloaded TTS instance with dependency injection
- Make loggin configurable

Inspiration for how to do project settings: WAT-Sharp

Accessible.gd

@@ -1,7 +1,13 @@
 extends Node
 
+var TTS
+
 var node
 
+var should_stop_on_focus = true
+
+var logging
+
 var position_in_children = 0
 
 var column_in_row = 0
@@ -15,6 +21,7 @@ func get_siblings():
 
 
 func click(item := node, button_index = BUTTON_LEFT):
+	if logging:
 		print_debug("Click")
 	var click = InputEventMouseButton.new()
 	click.button_index = button_index
@@ -77,7 +84,7 @@ func _accept_dialog_focused():
 
 func _accept_dialog_about_to_show():
 	_accept_dialog_speak()
-	ScreenReader.should_stop_on_focus = false
+	should_stop_on_focus = false
 
 
 func _basebutton_button_down():
@@ -181,6 +188,7 @@ func item_list_item_focused(idx):
 func item_list_focused():
 	var count = node.get_item_count()
 	var selected = node.get_selected_items()
+	if logging:
 		print_debug(selected)
 	if len(selected) == 0:
 		if node.get_item_count() == 0:
@@ -312,6 +320,7 @@ func popup_menu_focused():
 
 
 func popup_menu_item_id_focused(index):
+	if logging:
 		print_debug("item id focus %s" % index)
 	var tokens = PoolStringArray([])
 	var shortcut = node.get_item_shortcut(index)
@@ -586,10 +595,11 @@ func tab_container_input(event):
 
 
 func focused():
+	if logging:
 		print_debug("Focus: %s" % node)
-	if ScreenReader.should_stop_on_focus:
+	if should_stop_on_focus:
 		TTS.stop()
-	ScreenReader.should_stop_on_focus = true
+	should_stop_on_focus = true
 	if not node is Label:
 		var label = _guess_label()
 		if label:
@@ -633,6 +643,7 @@ func focused():
 		tree_focused()
 	else:
 		TTS.speak(node.get_class(), true)
+		if logging:
 			print_debug("No handler")
 	if node.hint_tooltip and not spoke_hint_tooltip:
 		TTS.speak(node.hint_tooltip, false)
@@ -733,7 +744,9 @@ func editor_inspector_section_input(event):
 			TTS.speak("collapsed", true)
 
 
-func _init(node):
+func _init(node, tts, console_logging: bool):
+	TTS = tts
+	logging = console_logging
 	name = "Accessible for " + node.name
 	if node.is_in_group("accessible"):
 		return

Plugin.gd

@@ -1,11 +1,36 @@
 tool
 extends EditorPlugin
 
+var TTS
+
+var TtsClass = preload("../godot-tts/TTS.gd")
+
 var ScreenReader = preload("ScreenReader.gd")
 
 var screen_reader
 
 
+func _initialise_settings() -> void:
+	_add_setting("In_Editor", TYPE_BOOL, true)
+	_add_setting("Logging", TYPE_BOOL, true)
+	_add_setting("Speech_Rate", TYPE_INT, 50)
+	ProjectSettings.save()
+	
+	
+func _add_setting(title: String, type: int, value, hint_type: int = -1, hint_string = "") -> void:
+	title = title.insert(0, "Accessibility/")
+	if ProjectSettings.has_setting(title):
+		return
+	ProjectSettings.set(title, value)
+	var prop: Dictionary = {}
+	prop["name"] = title
+	prop["type"] = type
+	if hint_type > -1:
+		prop["hint"] = hint_type
+		prop["hint_string"] = hint_string
+	ProjectSettings.add_property_info(prop)
+
+
 func set_initial_screen_focus(screen):
 	if not screen_reader.enabled:
 		return
@@ -22,19 +47,13 @@ func set_initial_screen_focus(screen):
 
 
 func _enter_tree():
-	var editor_accessibility_enabled = true
-	add_autoload_singleton("TTS", "res://addons/godot-tts/TTS.gd")
-	var rate = TTS.normal_rate
-	var config = ConfigFile.new()
-	var err = config.load("res://.godot-accessibility-editor-settings.ini")
-	if not err:
-		editor_accessibility_enabled = config.get_value(
-			"global", "editor_accessibility_enabled", true
-		)
-		rate = config.get_value("speech", "rate", 50)
-	if editor_accessibility_enabled:
+	_initialise_settings()
+	TTS = TtsClass.new()
+	var rate = ProjectSettings.get_setting("Accessibility/Speech_Rate")
 	TTS.call_deferred("_set_rate", rate)
-		screen_reader = ScreenReader.new()
+	var logging = ProjectSettings.get_setting("Accessibility/Logging")
+	if ProjectSettings.get_setting("Accessibility/In_Editor"):
+		screen_reader = ScreenReader.new(TTS, logging)
 		screen_reader.enable_focus_mode = true
 		get_tree().root.call_deferred("add_child", screen_reader)
 	add_custom_type("ScreenReader", "Node", preload("ScreenReader.gd"), null)
@@ -48,7 +67,7 @@ var _focus_loss_interval = 0
 
 
 func _process(delta):
-	if not screen_reader.enabled:
+	if not screen_reader or not screen_reader.enabled:
 		return
 	var focus = screen_reader.find_focusable_control(get_tree().root)
 	focus = focus.get_focus_owner()

ScreenReader.gd

@@ -11,6 +11,10 @@ signal swipe_down
 
 var Accessible = preload("Accessible.gd")
 
+var TTS
+
+var logging
+
 export var enabled = true setget _set_enabled, _get_enabled
 
 export var min_swipe_distance = 5
@@ -21,8 +25,6 @@ export var explore_by_touch_interval = 200
 
 export var enable_focus_mode = false
 
-var should_stop_on_focus = true
-
 func _set_enabled(v):
 	if enabled:
 		augment_tree(get_tree().root)
@@ -40,7 +42,7 @@ func augment_node(node):
 	if not enabled:
 		return
 	if node is Control:
-		Accessible.new(node)
+		Accessible.new(node, TTS, logging)
 
 
 func augment_tree(node):
@@ -67,6 +69,11 @@ func find_focusable_control(node):
 	return null
 
 
+func _init(tts, console_logging: bool):
+	TTS = tts
+	logging = console_logging
+
+
 func _enter_tree():
 	pause_mode = Node.PAUSE_MODE_PROCESS
 	if enabled: