+++ /dev/null
-#!/usr/bin/env perl
-# vim:ts=4:sw=4:expandtab
-# © 2011 Michael Stapelberg, see LICENSE
-#
-# Needs SVG (libsvg-perl), IO::All (libio-all-perl), JSON::XS (libjson-xs-perl) and Moose (libmoose-perl)
-#
-# XXX: unfinished proof-of-concept. awaits a json dump in my.tree, renders to test.svg
-# XXX: needs more beautifying (in the SVG but also in the code)
-# XXX: has some rendering differences between firefox and chromium. maybe inkscape makes the file look the same in both browsers
-
-use strict;
-use warnings;
-use SVG;
-use Data::Dumper;
-use JSON::XS;
-use IO::All;
-use List::Util qw(sum);
-use lib qw(.);
-use Con;
-use v5.10;
-
-my $input = io('my.tree')->slurp;
-my $tree = decode_json($input);
-my $root = parse_tree($tree);
-render_tree($root);
-
-sub parse_tree {
- my ($input, $parent) = @_;
- my $con = Con->new(name => $input->{name});
- $con->parent($parent) if defined($parent);
- for my $node (@{$input->{nodes}}) {
- $con->add_node(parse_tree($node, $con));
- }
-
- return $con;
-}
-
-sub render_tree {
- my ($con) = @_;
- say 'rendering con ' . $con->name;
- my @nodes = $con->nodes;
- for my $node (@nodes) {
- render_tree($node);
- }
-
- # nothing to calculate when there are no children
- return unless @nodes > 0;
-
- $con->width((@nodes > 1 ? (@nodes - 1) * 20 : 0) + sum map { $_->width } @nodes);
-
- say $con->name . ' has width ' . $con->width;
-}
-
-# TODO: figure out the height
-my $svg = SVG->new(id => "tree", width => $root->width + 5, height => '1052');
-
-my $l1 = $svg->group(id => 'layer1');
-
-# gaussian blur (for drop shadows)
-$svg->defs()->filter(id => 'dropshadow')->fe(-type => 'gaussianblur', stdDeviation => '2.19');
-
-my $idcnt = 0;
-my $y = 10;
-render_svg($root, 0, 0);
-
-sub render_svg {
- my ($con, $level, $x) = @_;
-
- my $indent = ' ' x $level;
-
- say $indent . 'svg-rendering con ' . $con->name . ' on level ' . $level;
- say $indent . 'width: ' . $con->width;
-
- # render the dropshadow rect
- $l1->rect(
- id => 'outer_rect_shadow' . $idcnt,
- style => 'opacity:1.0;fill:#000000;fill-opacity:1;stroke:#000000;stroke-width:4;stroke-opacity:1;stroke-miterlimit:4;filter:url(#dropshadow)',
- width => "96",
- height => '50',
- #x => $x + ($con->has_parent ? ($con->parent->width - 100) / 2 : 0),
- x => $x + ($con->width / 2) - (96 / 2) + 0,
- y => 4 + $level * 70 + 0,
- );
- $idcnt++;
-
- # render the main rect
- $l1->rect(
- id => 'outer_rect' . $idcnt,
- style => 'opacity:1.0;fill:#c30000;fill-opacity:1;stroke:#000000;stroke-width:4;stroke-opacity:1;stroke-miterlimit:4',
- width => "96",
- height => '50',
- x => $x + ($con->width / 2) - (96 / 2),
- y => 4 + $level * 70,
- );
-
- $idcnt++;
-
- # render the text
- $l1->text(
- style => 'font-size:14px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:left;line-height:125%;letter-spacing:0px;word-spacing:0px;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:Trebuchet MS;-inkscape-font-specification:Trebuchet MS',
- x => $x + ($con->width / 2) - (100/2) + 5,
- y => 4 + 15 + $level * 70,
- id => 'title_'.$idcnt,
- )->tspan(style => 'text-align:start;text-anchor:start')->cdata($con->name);
- $idcnt++;
-
- $y = $y + 50;
- my @nodes = $con->nodes;
- my $startx = $x + ($con->width / 2);
-
- for my $node (@nodes) {
- render_svg($node, $level + 1, $x);
- my $mid = $x + ($node->width / 2);
- $l1->path(
- d => 'M ' . $startx . ',' . (4 + $level * 70 + 50) . ' ' . $mid . ',' . (4 + ($level+1) * 70),
- id => 'path' . $idcnt,
- style => 'fill:none;stroke:#000000;stroke-width:2px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1'
- );
- $x += $node->width + 20;
- $idcnt++;
- }
-
-}
-
-$svg->render > io('test.svg');