Embodiments disclosed herein include data entry controllers for receiving user inputline
traces relative to user interfaces to determined ordered actions. Related systems and
methods are also disclosed. In one embodiment, a data entry system con troller is provided
and configured to receive coordinates rep resenting locations of user input relative to a user
interface. The user interface comprises a line interface comprising a plurality of ordered line
segments. Each of the plurality of line segments represents at least one action visually repre …