Bio::Graphics::Glyph::saw_teeth - The "saw teeth" glyph

Bio-Graphics documentation Contained in the Bio-Graphics distribution.

Index

Code Index:

NAME

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Bio::Graphics::Glyph::saw_teeth - The "saw teeth" glyph

SYNOPSIS

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  See L<Bio::Graphics::Panel> and L<Bio::Graphics::Glyph>.

DESCRIPTION

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This glyph draws a line of saw teeth.

OPTIONS

In addition to the common options, the following glyph-specific options are recognized:

  Option      Description                  Default
  ------      -----------                  -------

  -width      Width of one tooth            10

  -interval   Interval between teeth        10

BUGS

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Please report them.

SEE ALSO

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Bio::Graphics::Panel, Bio::Graphics::Glyph, Bio::Graphics::Glyph::arrow, Bio::Graphics::Glyph::cds, Bio::Graphics::Glyph::crossbox, Bio::Graphics::Glyph::diamond, Bio::Graphics::Glyph::dna, Bio::Graphics::Glyph::dot, Bio::Graphics::Glyph::ellipse, Bio::Graphics::Glyph::extending_arrow, Bio::Graphics::Glyph::generic, Bio::Graphics::Glyph::graded_segments, Bio::Graphics::Glyph::heterogeneous_segments, Bio::Graphics::Glyph::line, Bio::Graphics::Glyph::pinsertion, Bio::Graphics::Glyph::primers, Bio::Graphics::Glyph::rndrect, Bio::Graphics::Glyph::segments, Bio::Graphics::Glyph::ruler_arrow, Bio::Graphics::Glyph::toomany, Bio::Graphics::Glyph::transcript, Bio::Graphics::Glyph::transcript2, Bio::Graphics::Glyph::translation, Bio::Graphics::Glyph::triangle, Bio::DB::GFF, Bio::SeqI, Bio::SeqFeatureI, Bio::Das, GD

AUTHOR

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Vsevolod (Simon) Ilyushchenko <simonf@cshl.edu>.

Copyright (c) 2004 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 warranty.

Bio-Graphics documentation Contained in the Bio-Graphics distribution. 
package Bio::Graphics::Glyph::saw_teeth;
# DAS-compatible package to use for drawing a line of saw teeth

use strict;
use base qw(Bio::Graphics::Glyph::repeating_shape);

sub draw_repeating_shape
{
  my ($self, $gd, $x1, $y1, $x2, $y2, $fg) = @_;
  
  my $midX = ($x2-$x1) / 2 + $x1;
  $gd->line($x1,$y2,$midX,$y1,$fg);
  $gd->line($midX,$y1,$x2,$y2,$fg);
}

1;

__END__