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1 package Bio::Graphics::Glyph::track;
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2
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3 use strict;
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4 use Bio::Graphics::Glyph;
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5 use vars '@ISA';
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6 @ISA = 'Bio::Graphics::Glyph';
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7
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8 # track sets connector to empty
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9 sub connector {
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10 my $self = shift;
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11 return $self->SUPER::connector(@_) if $self->all_callbacks;
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12 return 'none';
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13 }
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14
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15 sub draw {
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16 my $self = shift;
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17 my ($gd,$left,$top,$partno,$total_parts) = @_;
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18 my @parts = $self->parts;
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19 for (my $i=0; $i<@parts; $i++) {
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20 $parts[$i]->draw($gd,$left,$top,0,1);
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21 }
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22 }
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23
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24 # do nothing for components
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25 # sub draw_component { }
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26
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27 1;
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28
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29
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30 __END__
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31
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32 =head1 NAME
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33
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34 Bio::Graphics::Glyph::track - The "track" glyph
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35
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36 =head1 SYNOPSIS
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37
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38 See L<Bio::Graphics::Panel> and L<Bio::Graphics::Glyph>.
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39
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40 =head1 DESCRIPTION
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41
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42 This glyph is used internally by Bio::Graphics::Panel for laying out
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43 tracks. It should not be used explicitly.
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44
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45 =head1 BUGS
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46
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47 Please report them.
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48
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49 =head1 SEE ALSO
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50
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51
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52 L<Bio::Graphics::Panel>,
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53 L<Bio::Graphics::Glyph>,
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54 L<Bio::Graphics::Glyph::arrow>,
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55 L<Bio::Graphics::Glyph::cds>,
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56 L<Bio::Graphics::Glyph::crossbox>,
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57 L<Bio::Graphics::Glyph::diamond>,
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58 L<Bio::Graphics::Glyph::dna>,
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59 L<Bio::Graphics::Glyph::dot>,
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60 L<Bio::Graphics::Glyph::ellipse>,
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61 L<Bio::Graphics::Glyph::extending_arrow>,
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62 L<Bio::Graphics::Glyph::generic>,
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63 L<Bio::Graphics::Glyph::graded_segments>,
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64 L<Bio::Graphics::Glyph::heterogeneous_segments>,
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65 L<Bio::Graphics::Glyph::line>,
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66 L<Bio::Graphics::Glyph::pinsertion>,
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67 L<Bio::Graphics::Glyph::primers>,
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68 L<Bio::Graphics::Glyph::rndrect>,
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69 L<Bio::Graphics::Glyph::segments>,
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70 L<Bio::Graphics::Glyph::ruler_arrow>,
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71 L<Bio::Graphics::Glyph::toomany>,
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72 L<Bio::Graphics::Glyph::transcript>,
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73 L<Bio::Graphics::Glyph::transcript2>,
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74 L<Bio::Graphics::Glyph::translation>,
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75 L<Bio::Graphics::Glyph::triangle>,
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76 L<Bio::DB::GFF>,
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77 L<Bio::SeqI>,
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78 L<Bio::SeqFeatureI>,
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79 L<Bio::Das>,
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80 L<GD>
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81
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82 =head1 AUTHOR
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83
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84 Lincoln Stein E<lt>lstein@cshl.orgE<gt>
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85
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86 Copyright (c) 2001 Cold Spring Harbor Laboratory
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87
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88 This library is free software; you can redistribute it and/or modify
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89 it under the same terms as Perl itself. See DISCLAIMER.txt for
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90 disclaimers of warranty.
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91
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92 =cut
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