package SQL::Translator::Producer::Diagram;
# -------------------------------------------------------------------
-# $Id: Diagram.pm,v 1.10 2004-02-11 21:30:19 kycl4rk Exp $
+# $Id$
# -------------------------------------------------------------------
# Copyright (C) 2002-4 SQLFairy Authors
#
use SQL::Translator;
- my $t = SQL::Translator->new( parser => 'MySQL', '...' );
+ my $t = SQL::Translator->new( producer => 'Diagram', '...' );
$t->translate;
-Or use more directly:
-
- use SQL::Translator;
- use SQL::Translator::MySQL 'parse';
-
- my $t = SQL::Translator->new( filename => '...' );;
- parse( $t,
-
-
=cut
use strict;
use SQL::Translator::Utils qw(debug);
use vars qw[ $VERSION $DEBUG ];
-$VERSION = sprintf "%d.%02d", q$Revision: 1.10 $ =~ /(\d+)\.(\d+)/;
+$VERSION = sprintf "%d.%02d", q$Revision$ =~ /(\d+)\.(\d+)/;
$DEBUG = 0 unless defined $DEBUG;
use constant VALID_FONT_SIZE => {
my $font_size = $args->{'font_size'} || 'medium';
my $imap_file = $args->{'imap_file'} || '';
my $imap_url = $args->{'imap_url'} || '';
+ my $gutter = $args->{'gutter'} || 30; # distance b/w columns
my $no_columns = $args->{'no_columns'};
my $no_lines = $args->{'no_lines'};
my $add_color = $args->{'add_color'};
my $skip_fields = $args->{'skip_fields'};
my %skip = map { s/^\s+|\s+$//g; $_,1 } split (/,/, $skip_fields);
- $schema->make_natural_joins(
- join_pk_only => $join_pk_only,
- skip_fields => $args->{'skip_fields'},
- ) if $natural_join;
+# my @tables = $schema->get_tables;
+ my @table_names;
+ if ( $natural_join ) {
+ $schema->make_natural_joins(
+ join_pk_only => $join_pk_only,
+ skip_fields => $args->{'skip_fields'},
+ );
+
+ my $g = $schema->as_graph_pm;
+ my $d = Graph::Traversal::DFS->new( $g, next_alphabetic => 1 );
+ $d->preorder;
+
+ @table_names = $d->dfs;
+ }
+ else {
+ @table_names = map { $_->name } $schema->get_tables;
+ }
die "Invalid image type '$output_type'"
unless VALID_IMAGE_TYPE ->{ $output_type };
#
# Layout the image.
#
- my $font =
- $font_size eq 'small' ? gdTinyFont :
- $font_size eq 'medium' ? gdSmallFont :
- $font_size eq 'large' ? gdLargeFont : gdGiantFont;
- my @tables = $schema->get_tables;
- my $no_tables = scalar @tables;
+ my $font
+ = $font_size eq 'small' ? gdTinyFont
+ : $font_size eq 'medium' ? gdSmallFont
+ : $font_size eq 'large' ? gdLargeFont
+ : gdGiantFont;
+
+ my $no_tables = scalar @table_names;
$no_columns = 0 unless $no_columns =~ /^\d+$/;
$no_columns ||= sprintf( "%.0f", sqrt( $no_tables ) + .5 );
$no_columns ||= .5;
my $cur_col = 1; # the current column
my $no_this_col = 0; # number of tables in current column
my $this_col_x = $x; # current column's x
- my $gutter = 30; # distance b/w columns
my %nj_registry; # for locations of fields for natural joins
my @fk_registry; # for locations of fields for foreign keys
my %table_x; # for max x of each table
my @imap_coords; # for making clickable image map
my %legend;
- for my $table ( @tables ) {
- my $table_name = $table->name;
- my $top = $y;
+ for my $table_name ( @table_names ) {
+ my $table = $schema->get_table( $table_name );
+ my $top = $y;
push @shapes,
[ 'string', $font, $this_col_x, $y, $table_name, 'black' ];
$y += $font->height + 2;