+my @max_len = ( 0,0,0,0 );
+my @line_parts;
+foreach my $line (@lines) {
+ if ( $line =~ m/^#/ ) {
+ push @line_parts, [ $line ] unless $opt_svg;
+ next;
+ }
+ $line =~ s/\s*\([^\)]+\)//g && warn "NUKED ALT";
+ my @v = split(/\s*\t+\s*/,$line,4);
+ push @line_parts, [ @v ];
+ foreach my $i ( 0 .. 3 ) {
+ next unless exists $v[$i];
+ next if $v[$i] =~ m/^#/; # don't calculate comments into max length
+ my $l = length($v[$i]);
+ $max_len[$i] = $l if $l > $max_len[$i];
+ }
+}
+
+warn "# max_len = ",dump( \@max_len );
+warn "# line_parts = ",dump( \@line_parts );
+
+#print "$_\n" foreach @lines;
+
+my $fmt = "%$max_len[0]s %-$max_len[1]s %$max_len[2]s %-$max_len[3]s\n";
+
+my $x = 30.00; # mm
+my $y = 30.00; # mm
+
+if ( $opt_svg ) {
+ print qq{<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:cc="http://creativecommons.org/ns#"
+ xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns="http://www.w3.org/2000/svg"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
+ id="svg8"
+ version="1.1"
+ viewBox="0 0 210 297"
+ height="297mm"
+ width="210mm">
+
+
+ <g id="layer1">
+
+ <rect y="88.686066" x="30.48" height="2.54" width="73.659996" id="rect4759" style="opacity:1;fill:#0000ff;fill-opacity:1;stroke:none;" />
+
+ <rect
+ y="43.177692"
+ x="30.48"
+ height="2.54"
+ width="73.659996"
+ id="rect4755"
+ style="opacity:0.84200003;fill:#123456;fill-opacity:1;stroke:none;stroke-width:0.28884605;stroke-opacity:1" />
+
+ <rect x="0" y="0" width="210" height="297" style="fill:#000000" id="high-contrast"/>
+
+ }; # svg, insert rest of rect
+
+}
+
+my @later;
+
+my @pin_cols = ( '#ffffff', '#000000' );
+
+sub svg_style {
+ my ($name,$x,$y,$col) = @_;
+ $y -= 2.30; # shift box overlay to right vertical position based on font baseline
+
+ sub rect {
+ my ($x,$y,$col,$fill) = @_;
+ print qq{<rect x="$x" y="$y" height="2.54" width="}, $max_len[$col] * $font_w, qq{" style="opacity:1;fill:$fill;fill-opacity:1;stroke:#ffffff;stroke-width:0.10;stroke-opacity:1" />};
+
+ }
+
+ if ( $name =~ m/^\d+$/ ) { # pins
+ my ( $c1, $c2 ) = @pin_cols;
+ rect $x,$y,$col,$c1;
+ return qq{ style="fill:$c2"};
+ }
+
+ if ( $name =~ m/(VCC|3V3)/i ) {
+ rect $x,$y,$col,'#000000';
+ return qq{ style="fill:#ffcc88"};
+ } elsif ( $name =~ m/(G(ND|Round)|VSS)/i ) {
+ rect $x,$y,$col,'#000000';
+ return qq{ style="fill:#ff8800"};
+ } else {
+ return '';
+ }
+}
+
+my $alt_col = 0;
+
+my @cols_order = ( 0,1,2,3 );
+my @cols_align = ( '','-','','-' ); # sprintf prefix
+
+@cols_order = ( 0,1,3,2 ); # pins outside on the right
+@cols_align = ( '','-','-','' );
+
+foreach my $line ( @line_parts ) {
+
+ my $pin_color = $alt_col ? '#cccccc' : '#444444';
+ $alt_col = ! $alt_col;
+
+ if ( $opt_svg ) {
+
+ my $tspan = qq{<tspan x="$x" y="$y" style="font-size:2.82222223px;line-height:2.53999996px;font-family:'Andale Mono';fill-opacity:1;fill:#ffffff;stroke:none;">};
+
+ my $x_pos = $x;
+ foreach my $i ( @cols_order ) {
+ next unless $line->[$i];
+ $tspan .= qq{<tspan x="$x_pos"}.svg_style($line->[$i],$x_pos,$y,$i).sprintf( '>%' . $cols_align[$i] . $max_len[$i] . 's</tspan>', $line->[$i]);
+ $x_pos += $max_len[$i] * $font_w;
+ }
+
+ $tspan .= qq{</tspan>};
+ push @later,sprintf $tspan, @$line;
+ $y += 2.54;
+
+ # swap pin colors
+ my ( $c1, $c2 ) = @pin_cols;
+ @pin_cols = ( $c2, $c1 );
+
+ } else {
+
+ if ( $#$line == 0 ) {
+ print $line->[0], "\n";
+ } else {
+ push @$line, '' while ($#$line < 3); # fill-in single row header
+ printf $fmt, @$line;
+ }
+
+ }
+}
+
+if ( $opt_svg ) {
+ print qq{
+ <text
+ id="text4506"
+ y="$x"
+ x="$y"
+ style="font-size:2.82222223px;line-height:2.53999996px;font-family:'Andale Mono';fill-opacity:1;stroke:none;stroke-width:0.26458332px;stroke-opacity:1"
+ xml:space="preserve">
+
+ }; #svg
+
+ print @later, qq{
+</text>
+</g>
+</svg>
+ }; #svg
+
+}