Ace::Graphics::Glyph::transcript - The "gene" glyph
See L<Ace::Graphics::Panel> and L<Ace::Graphics::Glyph>.
This glyph draws a series of filled rectangles connected by up-angled connectors
or "hats". The rectangles indicate exons; the hats are introns. The
direction of transcription is indicated by a small arrow at the end of the
glyph, rightward for the + strand.
The feature must respond to the exons()
and optionally introns()
methods, or it will default to the generic display. Implied introns (not
returned by the introns()
method) are drawn in a contrasting color to
In addition to the common options, the following glyph-specific option is
Option Description Default
------ ----------- -------
-implied_intron_color The color to use for gaps gray
not returned by the introns()
-draw_arrow Whether to draw arrowhead true
indicating direction of
Please report them.
Ace::Sequence, Ace::Sequence::Feature, Ace::Graphics::Panel,
Lincoln Stein <email@example.com>.
Copyright (c) 2001 Cold Spring Harbor Laboratory
This library is free software; you can redistribute it and/or modify it under
the same terms as Perl itself. See DISCLAIMER.txt for disclaimers of