File: repeating_shape.pm

package info (click to toggle)
libbio-graphics-perl 2.40-7
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 3,276 kB
  • sloc: perl: 21,801; makefile: 14
file content (147 lines) | stat: -rwxr-xr-x 3,652 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
package Bio::Graphics::Glyph::repeating_shape;
# DAS-compatible package to use for drawing a line of repeating shapes

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

sub default_width
{
  return 10;  
}

sub default_interval
{
  return 10;  
}

sub connector { 'none' }

sub draw_component {
  my $self = shift;
  my $gd = shift;
  my $fg = $self->fgcolor;
  
  my $width = defined $self->option('width') ? $self->option('width') : $self->default_width;
  my $interval = defined $self->option('interval') ? $self->option('interval') : $self->default_interval;

  # find the center and vertices
  my ($x1,$y1,$x2,$y2) = $self->calculate_boundaries(@_);
  
  my $bWidth = $x2-$x1;
  
  if ($bWidth < $width)
  {
    $self->draw_repeating_shape($gd,$x1,$y1,$x2,$y2,$fg);
    return;
  }
  
  if ($bWidth < $width+2*$interval)
  {
    my $leftoverInterval = $bWidth - $width;
    my $halfInt = $leftoverInterval/2;
    $halfInt = 0 unless $interval;
    
    $gd->line($x1,$y2,$x1+$halfInt,$y2,$fg);
    $self->draw_repeating_shape($gd,$x1+$halfInt,$y1,$x2-$halfInt,$y2,$fg);
    $gd->line($x2-$halfInt,$y2,$x2,$y2,$fg);
    return;
  }
  
  my $count = int ($bWidth / ($width+$interval));
  my $leftoverInterval = $bWidth % ($width+$interval)+$interval;
  
  my $halfInt = $leftoverInterval/2;
  $halfInt = 0 unless $interval;
  $gd->line($x1,$y2,$x1+$halfInt,$y2,$fg);
  foreach (my $i=1; $i<=$count; $i++)
  {
    my $shapeStart = $x1 + $halfInt + ($i-1)*($width+$interval);
    $self->draw_repeating_shape($gd,$shapeStart,$y1,$shapeStart+$width,$y2,$fg);
    if ($i < $count)
    {
      $gd->line($shapeStart+$width,$y2,$shapeStart+$width+$interval,$y2,$fg);  
    }
  }
  $gd->line($x2-$halfInt,$y2,$x2,$y2,$fg);
}

sub draw_repeating_shape
{
	warn "Subclasses must implement 'draw_repeating_shape'!\n";
}

1;

__END__

=head1 NAME

Bio::Graphics::Glyph::repeating_shape - A glyph that draws the same shape repeatedly. 

=head1 SYNOPSIS

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

=head1 DESCRIPTION

This glyph is a generic superclass for drawing the same shape repeatedly.

=head2 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

=head1 BUGS

Please report them.

=head1 SEE ALSO

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

=head1 AUTHOR

Vsevolod (Simon) Ilyushchenko E<lt>simonf@cshl.eduE<gt>.

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.

=cut