There are many avenues to explore, considering the
breadth of functionality typically available in professional publishing software. Other than adding further
standard editing features (especially for text styling and
formatting), we would like to look next at tables and
templates, which we think could also greatly benefit
from a multimodal gesture approach. Tables are essential components of office documents and hence should
be handled by our editor. Besides, we anticipate that
many interaction techniques developed for tables are
likely transferable to other types of office documents
such as spreadsheets and forms. As for document templates, we believe they can functionas constraint structures that can help solve some of the ambiguities,
which our application tries to resolve through algorithmic inference. For example, a constraint-defining template would allow text input in a title box to be automatically converted to the correct font and size.
Finally, our application will have to be extensively tested by users in order to gain feedback about the pertinence of our interaction model. We hope our work will
eventually help inform the design of future documentcentric applications for pen and touch tabletops.