flexbox, code cleanup

addons/godot-flexbox/plugin.gd

@@ -0,0 +1,56 @@
+# ############################################################################ #
+# Copyright 2016-2023 citizenl <hi@citizenl.me>
+# MIT License.
+# ############################################################################ #
+
+@tool
+extends EditorPlugin
+#
+const Icon = preload("icon.svg")
+const FlexContainer = preload("flex_container.gd")
+const InspectorPlugin = preload("inspector/inspector_plugin.gd")
+var _inspector_plugin
+var _toolbar:EditorToolbar
+var _interface
+
+func _enter_tree():
+	IconAssets.generate_icons(is_dark_theme())
+	_inspector_plugin = InspectorPlugin.new()
+	var	EDSCALE = get_editor_interface().get_editor_scale()
+	var image = Icon.get_image()
+	image.resize(20*EDSCALE, 20*EDSCALE,Image.INTERPOLATE_NEAREST)
+	var icon = ImageTexture.new().create_from_image(image)
+	add_custom_type("FlexContainer", "Container", FlexContainer, icon)
+	add_inspector_plugin(_inspector_plugin)
+	get_window().theme_changed.connect(_theme_changed)
+	_interface = get_editor_interface()
+	create_toolbar(EDSCALE)
+
+
+func _exit_tree():
+	remove_inspector_plugin(_inspector_plugin)
+	remove_custom_type("FlexContainer")
+	remove_control_from_container(EditorPlugin.CONTAINER_CANVAS_EDITOR_MENU, _toolbar)
+	_inspector_plugin = null
+	_toolbar = null
+
+
+func create_toolbar(EDSCALE):
+	_toolbar = EditorToolbar.new(EDSCALE)
+	_toolbar.plugin = self
+	_toolbar.undo_redo = get_undo_redo()
+	_toolbar.hide()
+	add_control_to_container(EditorPlugin.CONTAINER_CANVAS_EDITOR_MENU, _toolbar)
+
+
+func is_dark_theme():
+	var settings = get_editor_interface().get_editor_settings() as EditorSettings
+	var AUTO_COLOR = 0;
+	var LIGHT_COLOR = 2;
+	var base_color = settings.get("interface/theme/base_color");
+	var icon_font_color_setting = settings.get("interface/theme/icon_and_font_color");
+	return (icon_font_color_setting == AUTO_COLOR && base_color.get_luminance() < 0.5) || icon_font_color_setting == LIGHT_COLOR;
+
+
+func _theme_changed():
+	IconAssets.generate_icons(is_dark_theme())