method called only from the model . it sends a command to the viewer to update the character sprite as the model 's character moves . concode_field_sep RpgScreen viewer concode_elem_sep RpgPlatform model concode_field_sep void updateModel concode_elem_sep RpgScreen getViewer concode_elem_sep RpgPlatform getModel concode_elem_sep void setModel concode_elem_sep void moveCharacter concode_elem_sep void moveCharacter concode_elem_sep void triggerEvent concode_elem_sep void setViewer concode_elem_sep TiledMap getMap concode_elem_sep void runAutomaticEvents