124      * @param Individual $individual
128     public function chartBoxMenu(Individual $individual): Menu|null  argument
130         return $this->chartMenu($individual);
136      * @param Individual $individual
140     public function chartTitle(Individual $individual): string  argument
143         return I18N::translate('Pedigree tree of %s', $individual->fullName());
149      * @param Individual                                $individual
154     public function chartUrl(Individual $individual, array $parameters = []): string  argument
157                 'xref' => $individual->xref(),
158                 'tree' => $individual->tree()->name(),
188         $individual  = Registry::individualFactory()->make($xref, $tree);
189         $individual  = Auth::checkIndividualAccess($individual, false, true);
194             $ancestors = $this->chart_service->sosaStradonitzAncestors($individual, $generations);
198 …$links = $ancestors->map(function (Individual|null $individual, $sosa) use ($ancestors, $style, $g…
199 …if ($individual instanceof Individual && $sosa >= 2 ** $generations / 2 && $individual->childFamil…
213             $links->put(1, $this->previousLink($individual, $style, $generations));
225         $ajax_url = $this->chartUrl($individual, [
235             'individual'         => $individual,
241             'title'              => $this->chartTitle($individual),
259      * @param Individual $individual
265     public function nextLink(Individual $individual, string $style, int $generations): string  argument
268         $title = $this->chartTitle($individual);
269         $url   = $this->chartUrl($individual, [
280      * @param Individual $individual
286     public function previousLink(Individual $individual, string $style, int $generations): string  argument
294         foreach ($individual->childFamilies() as $family) {
296                 if ($child !== $individual) {
302         foreach ($individual->spouseFamilies() as $family) {
304                 if ($spouse !== $individual) {
316             'individual'  => $individual,
327      * @param Individual $individual
333 … protected function individualLink(Individual $individual, string $style, int $generations): string  argument
335         $text  = $individual->fullName();
336         $title = $this->chartTitle($individual);
337         $url   = $this->chartUrl($individual, [