Tycho Slate: Programmer's Guide

Tycho's IncrCanvas class extends the Tk canvas with facilities for creating hierarchical complex items out of simple canvas items. Its interface is almost fully compatible with the Tk canvas, so it can be "dropped into" an application that uses the canvas. Tycho's Slate class is a subclass of IncrCanvas, and adds facilities for symbolic access to item coordinates, reshaping of items, constraints, a graphical selection, and re-usable interaction mechanisms. Most of the documentation focuses on the full capabilities provided by the Slate. There are two key uses of the Slate:

Here is the documentation:

Tycho Slate class documentation
Tycho Home Page


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Last updated: 05/07/98, comments to: johnr@eecs.berkeley.edu