under construction
IGB uses the GenoViz SDK to draw data on the screen, and the GenoViz SDK's modified model-view-controller architecture should make it easy to present many diverse views of data to users. However, this built-in flexibility has been hard to exploit because of complexities in TierGlyph classes that render and represent data tracks in IGB.
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However, it has been harder to communicate the idea of how vertical zooming works, which, in IGB, is more like a vertical stretch rather than a zoom in the usual sense of the word. To stretch/zoom vertically, a user operates the vertical slide on the left side of the main display window. The user's most recent click focuses vertical stretch-zooming, but there is no horizontal zoom stripe to indicate zoom focus.
Note: Adding a cross-hair to the Zoom Stripe may help users master this interaction more quickly. See figure below.
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