#!/usr/bin/env perl
# vim:ts=4:sw=4:expandtab
-# renders the layout tree using asymptote
-#
-# ./dump-asy.pl
-# will render the entire tree
-# ./dump-asy.pl 'name'
-# will render the tree starting from the node with the specified name,
-# e.g. ./dump-asy.pl 2 will render workspace 2 and below
use strict;
use warnings;
use Data::Dumper;
+use Getopt::Long;
+use Pod::Usage;
use AnyEvent::I3;
use File::Temp;
+use File::Spec;
+use File::Basename;
use v5.10;
+use IPC::Cmd qw[can_run];
+
+my %options = (
+ gv => 1,
+ save => undef,
+ help => 0,
+);
+my $result = GetOptions(
+ "gv!" => \$options{gv},
+ "save=s" => \$options{save},
+ "help|?" => \$options{help},
+);
+
+pod2usage(-verbose => 2, -exitcode => 0) if $options{help};
+
+# prerequisites check so we can be specific about failures caused
+# by not having these tools in the path
+can_run('asy') or die 'Please install asymptote';
+can_run('gv') or die 'Please install gv' unless !$options{gv};
my $i3 = i3();
my $o = ($n->{orientation} eq 'none' ? "u" : ($n->{orientation} eq 'horizontal' ? "h" : "v"));
my $w = (defined($n->{window}) ? $n->{window} : "N");
- my $na = $n->{name};
+ my $na = ($n->{name} or "[Empty]");
$na =~ s/#/\\#/g;
+ $na =~ s/\$/\\\$/g;
+ $na =~ s/&/\\&/g;
$na =~ s/_/\\_/g;
$na =~ s/~/\\textasciitilde{}/g;
my $type = 'leaf';
if (!defined($n->{window})) {
- $type = $n->{orientation} . '-split';
+ $type = $n->{layout};
}
- my $name = qq|\\"$na\\" ($type)|;
+ my $marks = $n->{marks} ? ' [' . join('][', @{$n->{marks}}) . ']' : '';
+ my $name = qq|``$na'' ($type)$marks|;
print $tmp "TreeNode n" . $n->{id} . " = makeNode(";
close($tmp);
my $rep = "$tmp";
$rep =~ s/asy$/eps/;
-system("cd /tmp && asy $tmp && gv --scale=-1000 --noresize --widgetless $rep && rm $rep");
+if ($options{gv}) {
+ my $tmp_dir = dirname($rep);
+ $options{save} = File::Spec->rel2abs($options{save}) if $options{save};
+ chdir($tmp_dir);
+} else {
+ $rep = basename($rep); # Output in current dir.
+}
+system("asy $tmp"); # Create the .eps file.
+system("gv --scale=-1000 --noresize --widgetless $rep") if $options{gv};
+if ($options{save}) {
+ system("mv $rep ${options{save}}");
+} elsif ($options{gv}) {
+ system("rm $rep");
+}
+system("rm $tmp");
+
+__END__
+
+=head1 NAME
+
+dump-asy.pl - Render the layout tree using asymptote
+
+=head1 SYNOPSIS
+
+dump-asy.pl [workspace]
+
+=head1 EXAMPLE
+
+Render the entire tree, run:
+
+ ./dump-asy.pl
+
+Render the tree starting from the node with the specified name, run:
+
+ ./dump-asy.pl 'name'
+
+Render the entire tree, save in file 'file.eps' and show using gv, run:
+
+ ./dump-asy.pl --save file.eps
+
+=head1 OPTIONS
+
+=over 8
+
+=item B<--gv>
+
+=item B<--no-gv>
+
+Enable or disable showing the result through gv. If disabled, an .eps file will
+be saved in the current working directory. Enabled by default.
+
+=item B<--save>
+
+Save result using the specified file-name. If omitted, no file will be saved
+when using '--gv' or a random name will be used when using '--no-gv'.
+
+=back