+from minwii.eventutils import event_handler, EventDispatcher, EventHandlerMixin
+from minwii.config import FRAMERATE
+from minwii.config import INSTRUMENTS
+from minwii.globals import BACKGROUND_LAYER
+from minwii.globals import FOREGROUND_LAYER
+from minwii.globals import CURSOR_LAYER
+from minwii.globals import hls_to_rgba_8bits