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package PDF::Boxer::Content::Grid; |
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{ |
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$PDF::Boxer::Content::Grid::VERSION = '0.001'; # TRIAL |
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} |
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use Moose; |
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# ABSTRACT: a box of rows with column widths aligned |
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use namespace::autoclean; |
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extends 'PDF::Boxer::Content::Column'; |
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sub update_children{ |
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my ($self) = @_; |
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$self->update_kids_size if $self->size_set; |
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$self->update_kids_position if $self->position_set; |
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$self->update_grand_kids; |
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foreach my $kid (@{$self->children}){ |
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$kid->update; |
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} |
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return 1; |
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} |
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sub update_kids_position{ |
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my ($self) = @_; |
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my $kids = $self->children; |
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if (@$kids){ |
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my $top = $self->content_top; |
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my $left = $self->content_left; |
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foreach my $kid (@$kids){ |
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$kid->move($left, $top); |
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$top -= $kid->margin_height; |
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} |
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} |
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return 1; |
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} |
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sub update_kids_size{ |
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my ($self) = @_; |
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my ($width, $height) = $self->get_default_size; |
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0
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my $kids = $self->children; |
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if (@$kids){ |
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my $space = $self->height - $height; |
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my ($has_grow,$grow,$grow_all); |
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my ($space_each); |
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if ($space < $height/10){ |
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foreach my $kid (@$kids){ |
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$has_grow++ if $kid->grow; |
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} |
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if (!$has_grow){ |
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$grow_all = 1; |
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$has_grow = @$kids; |
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} |
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$space_each = int($space/$has_grow); |
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} |
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0
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my $kwidth = $self->content_width; |
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0
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foreach my $kid (@$kids){ |
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my $kheight = $kid->margin_height; |
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if ($grow_all || $kid->grow){ |
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$kheight += $space_each; |
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} |
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0
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$kid->set_margin_size($kwidth, $kheight); |
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} |
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70
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} |
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72
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0
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return 1; |
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} |
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75
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sub update_grand_kids{ |
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my ($self) = @_; |
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78
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0
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my ($width, $height) = $self->get_default_size; |
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80
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0
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my $kids = $self->children; |
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82
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0
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if (@$kids){ |
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# calculate minumum widths of cells (kids) |
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my @row_highs; |
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foreach my $row (@$kids){ |
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my @cells; |
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foreach my $cell (@{$row->children}){ |
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88
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push(@cells, $cell->margin_width); |
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} |
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0
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my $idx = 0; |
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foreach my $val (@cells){ |
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$row_highs[$idx] = $val if $val > ($row_highs[$idx] || 0); |
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$idx++; |
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} |
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} |
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0
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foreach (@$kids){ |
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$_->set_kids_minimum_width({ min_widths => \@row_highs }); |
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} |
100
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} |
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102
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0
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return 1; |
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} |
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105
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106
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107
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__PACKAGE__->meta->make_immutable; |
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109
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1; |
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111
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112
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__END__ |
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=pod |
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115
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=head1 NAME |
116
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117
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PDF::Boxer::Content::Grid - a box of rows with column widths aligned |
118
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119
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=head1 VERSION |
120
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121
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version 0.001 |
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123
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=head1 AUTHOR |
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125
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Jason Galea <lecstor@cpan.org> |
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127
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=head1 COPYRIGHT AND LICENSE |
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This software is copyright (c) 2011 by Jason Galea. |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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=cut |
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