REFACTOR settings into controller and renderer

controllers/settings_controller.py

@@ -0,0 +1,18 @@
+class SettingsController:
+    def __init__(self, settings_renderer, callback, context):
+        self.settings_renderer = settings_renderer
+        self.switch_state = callback
+        self.context = context
+
+        self.show_yaw_button = settings_renderer.show_yaw_button
+        self.show_health_button = settings_renderer.show_health_button
+        self.show_names_button = settings_renderer.show_names_button
+        self.back_button = settings_renderer.back_button
+        self.back_button.set_action(lambda: self.switch_state(self.context["previous_states"].pop()))
+
+    def update(self, event):
+        """Handles user inputs."""
+        self.show_yaw_button.handle_event(event)
+        self.show_health_button.handle_event(event)
+        self.show_names_button.handle_event(event)
+        self.back_button.handle_event(event)