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<?php
// Controller for the fan chart
//
// webtrees: Web based Family History software
// Copyright (C) 2014 webtrees development team.
//
// Derived from PhpGedView
// Copyright (C) 2002 to 2009 PGV Development Team. All rights reserved.
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
if (!defined('WT_WEBTREES')) {
header('HTTP/1.0 403 Forbidden');
exit;
}
class WT_Controller_Fanchart extends WT_Controller_Chart {
// Variables for the view
public $fan_style =null;
public $fan_width =null;
public $generations =null;
public $max_generations=null;
public $chart_html =null;
public function __construct() {
parent::__construct();
$default_generations=get_gedcom_setting(WT_GED_ID, 'DEFAULT_PEDIGREE_GENERATIONS');
// Extract the request parameters
$this->fan_style = WT_Filter::getInteger('fan_style', 2, 4, 3);
$this->fan_width = WT_Filter::getInteger('fan_width', 50, 300, 100);
$this->generations = WT_Filter::getInteger('generations', 2, 9, $default_generations);
if ($this->root && $this->root->canShowName()) {
$this->setPageTitle(
/* I18N: http://en.wikipedia.org/wiki/Family_tree#Fan_chart - %s is an individual’s name */
WT_I18N::translate('Fan chart of %s', $this->root->getFullName())
);
} else {
$this->setPageTitle(WT_I18N::translate('Fan chart'));
}
}
public function getFanStyles() {
return array(
2=>/* I18N: layout option for the fan chart */ WT_I18N::translate('half circle'),
3=>/* I18N: layout option for the fan chart */ WT_I18N::translate('three-quarter circle'),
4=>/* I18N: layout option for the fan chart */ WT_I18N::translate('full circle'),
);
}
/**
* split and center text by lines
*
* @param string $data input string
* @param int $maxlen max length of each line
* @return string $text output string
*/
public function split_align_text($data, $maxlen) {
$RTLOrd = array(215,216,217,218,219);
$lines = explode("\n", $data);
// more than 1 line : recursive calls
if (count($lines)>1) {
$text = "";
foreach ($lines as $indexval => $line) $text .= $this->split_align_text($line, $maxlen)."\n";
return $text;
}
// process current line word by word
$split = explode(" ", $data);
$text = "";
$line = "";
// do not split hebrew line
$found = false;
foreach ($RTLOrd as $indexval => $ord) {
if (strpos($data, chr($ord)) !== false) $found=true;
}
if ($found) $line=$data;
else
foreach ($split as $indexval => $word) {
$len = strlen($line);
//if (!empty($line) and ord($line{0})==215) $len/=2; // hebrew text
$wlen = strlen($word);
// line too long ?
if (($len+$wlen)<$maxlen) {
if (!empty($line)) $line .= " ";
$line .= "$word";
}
else {
$p = max(0,(int)(($maxlen-$len)/2));
if (!empty($line)) {
$line = str_repeat(" ", $p) . "$line"; // center alignment using spaces
$text .= "$line\n";
}
$line = $word;
}
}
// last line
if (!empty($line)) {
$len = strlen($line);
if (in_array(ord($line{0}),$RTLOrd)) $len/=2;
$p = max(0,(int)(($maxlen-$len)/2));
$line = str_repeat(" ", $p) . "$line"; // center alignment using spaces
$text .= "$line";
}
return $text;
}
// Generate either the HTML or PNG components of the chart - we send them separately
public function generate_fan_chart($what) {
global $fanChart;
$treeid=ancestry_array($this->root->getXref(), $this->generations);
$fanw =640*$this->fan_width/100;
$fandeg=90*$this->fan_style;
$html ='';
// check for GD 2.x library
if (!defined("IMG_ARC_PIE")) {
return false;
}
if (!function_exists("ImageTtfBbox")) {
return false;
}
// Validate
if (!file_exists($fanChart['font'])) {
$html.= '<p class="ui-state-error">'.WT_I18N::translate('The file “%s” does not exist.', $fanChart['font']).'</p>';
return false;
}
$fanChart['size'] = intval($fanChart['size']);
if ($fanChart['size']<2) $fanChart['size'] = 7;
if (empty($fanChart['color']) || $fanChart['color']{0}!='#') $fanChart['color'] = '#000000';
if (empty($fanChart['bgColor']) || $fanChart['bgColor']{0}!='#') $fanChart['bgColor'] = '#EEEEEE';
if (empty($fanChart['bgMColor']) || $fanChart['bgMColor']{0}!='#') $fanChart['bgMColor'] = '#D0D0AC';
if (empty($fanChart['bgFColor']) || $fanChart['bgFColor']{0}!='#') $fanChart['bgFColor'] = '#D0ACD0';
$treesize=count($treeid);
if ($treesize<1) return;
// generations count
$gen=log($treesize)/log(2)-1;
$sosa=$treesize-1;
// fan size
if ($fandeg==0) $fandeg=360;
$fandeg=min($fandeg, 360);
$fandeg=max($fandeg, 90);
$cx=$fanw/2-1; // center x
$cy=$cx; // center y
$rx=$fanw-1;
$rw=$fanw/($gen+1);
$fanh=$fanw; // fan height
if ($fandeg==180) $fanh=round($fanh*($gen+1)/($gen*2));
if ($fandeg==270) $fanh=round($fanh*.86);
$scale=$fanw/640;
// image init
$image = ImageCreate($fanw, $fanh);
$black = ImageColorAllocate($image, 0, 0, 0);
$white = ImageColorAllocate($image, 0xFF, 0xFF, 0xFF);
ImageFilledRectangle ($image, 0, 0, $fanw, $fanh, $white);
ImageColorTransparent($image, $white);
$color = ImageColorAllocate($image, hexdec(substr($fanChart['color'],1,2)), hexdec(substr($fanChart['color'],3,2)), hexdec(substr($fanChart['color'],5,2)));
$bgcolor = ImageColorAllocate($image, hexdec(substr($fanChart['bgColor'],1,2)), hexdec(substr($fanChart['bgColor'],3,2)), hexdec(substr($fanChart['bgColor'],5,2)));
$bgcolorM = ImageColorAllocate($image, hexdec(substr($fanChart['bgMColor'],1,2)), hexdec(substr($fanChart['bgMColor'],3,2)), hexdec(substr($fanChart['bgMColor'],5,2)));
$bgcolorF = ImageColorAllocate($image, hexdec(substr($fanChart['bgFColor'],1,2)), hexdec(substr($fanChart['bgFColor'],3,2)), hexdec(substr($fanChart['bgFColor'],5,2)));
// imagemap
$imagemap="<map id=\"fanmap\" name=\"fanmap\">";
// loop to create fan cells
while ($gen>=0) {
// clean current generation area
$deg2=360+($fandeg-180)/2;
$deg1=$deg2-$fandeg;
ImageFilledArc($image, $cx, $cy, $rx, $rx, $deg1, $deg2, $bgcolor, IMG_ARC_PIE);
$rx-=3;
// calculate new angle
$p2=pow(2, $gen);
$angle=$fandeg/$p2;
$deg2=360+($fandeg-180)/2;
$deg1=$deg2-$angle;
// special case for rootid cell
if ($gen==0) {
$deg1=90;
$deg2=360+$deg1;
}
// draw each cell
while ($sosa >= $p2) {
$pid = $treeid[$sosa];
$person = WT_Individual::getInstance($pid);
if ($person) {
$name = WT_Filter::unescapeHtml($person->getFullName());
$addname = WT_Filter::unescapeHtml($person->getAddName());
$text = reverseText($name);
if ($addname) {
$text .= "\n" . reverseText($addname);
}
$text .= "\n" . WT_Filter::unescapeHtml($person->getLifeSpan());
switch($person->getSex()) {
case 'M':
$bg=$bgcolorM;
break;
case 'F':
$bg=$bgcolorF;
break;
case 'U':
$bg=$bgcolor;
break;
}
ImageFilledArc($image, $cx, $cy, $rx, $rx, $deg1, $deg2, $bg, IMG_ARC_PIE);
// split and center text by lines
$wmax = (int)($angle*7/$fanChart['size']*$scale);
$wmax = min($wmax, 35*$scale);
if ($gen==0) $wmax = min($wmax, 17*$scale);
$text = $this->split_align_text($text, $wmax);
// text angle
$tangle = 270-($deg1+$angle/2);
if ($gen==0) $tangle=0;
// calculate text position
$bbox=ImageTtfBbox((double)$fanChart['size'], 0, $fanChart['font'], $text);
$textwidth = $bbox[4];
$deg = $deg1+.44;
if ($deg2-$deg1>40) $deg = $deg1+($deg2-$deg1)/11;
if ($deg2-$deg1>80) $deg = $deg1+($deg2-$deg1)/7;
if ($deg2-$deg1>140) $deg = $deg1+($deg2-$deg1)/4;
if ($gen==0) $deg=180;
$rad=deg2rad($deg);
$mr=($rx-$rw/4)/2;
if ($gen>0 and $deg2-$deg1>80) $mr=$rx/2;
$tx=$cx + ($mr) * cos($rad);
$ty=$cy - $mr * -sin($rad);
if ($sosa==1) $ty-=$mr/2;
// print text
ImageTtfText($image, (double)$fanChart['size'], $tangle, $tx, $ty, $color, $fanChart['font'], $text);
$imagemap .= '<area shape="poly" coords="';
// plot upper points
$mr=$rx/2;
$deg=$deg1;
while ($deg<=$deg2) {
$rad=deg2rad($deg);
$tx=round($cx + ($mr) * cos($rad));
$ty=round($cy - $mr * -sin($rad));
$imagemap .= "$tx,$ty,";
$deg+=($deg2-$deg1)/6;
}
// plot lower points
$mr=($rx-$rw)/2;
$deg=$deg2;
while ($deg>=$deg1) {
$rad=deg2rad($deg);
$tx=round($cx + ($mr) * cos($rad));
$ty=round($cy - $mr * -sin($rad));
$imagemap .= "$tx,$ty,";
$deg-=($deg2-$deg1)/6;
}
// join first point
$mr=$rx/2;
$deg=$deg1;
$rad=deg2rad($deg);
$tx=round($cx + ($mr) * cos($rad));
$ty=round($cy - $mr * -sin($rad));
$imagemap .= "$tx,$ty";
// add action url
$imagemap .= '" href="'.$person->getHtmlUrl().'"';
$tempURL = 'fanchart.php?rootid='.$pid.'&generations='.$this->generations.'&fan_width='.$this->fan_width.'&fan_style='.$this->fan_style.'&ged='.WT_GEDURL;
$count=0;
$html.= "<div id=\"I".$pid.".".$count."links\" style=\"position:absolute;";
$html.= "left:".$tx."px; top:".$ty."px; width:200px; visibility:hidden; z-index:100;\">";
$html.= "<table class=\"person_box\"><tr><td class=\"details1\">";
$html.= "<a href=\"".$person->getHtmlUrl()."\" class=\"name1\">" . $name;
if (!empty($addname)) $html.= "<br>" . $addname;
$html.= "</a>";
$html.= "<br><a href=\"pedigree.php?rootid=$pid&amp;ged=".WT_GEDURL."\" >".WT_I18N::translate('Pedigree')."</a>";
if (array_key_exists('googlemap', WT_Module::getActiveModules())) {
$html.= "<br><a href=\"module.php?mod=googlemap&mod_action=pedigree_map&rootid=".$pid."&ged=".WT_GEDURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Pedigree map')."</a>";
}
if (WT_USER_GEDCOM_ID && WT_USER_GEDCOM_ID!=$pid) {
$html.= "<br><a href=\"relationship.php?pid1=".WT_USER_GEDCOM_ID."&pid2={$pid}&ged=".WT_GEDURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Relationship to me')."</a>";
}
$html.= "<br><a href=\"descendancy.php?rootid=$pid&ged=".WT_GEDURL."\" >".WT_I18N::translate('Descendants')."</a>";
$html.= "<br><a href=\"ancestry.php?rootid=$pid&ged=".WT_GEDURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Ancestors')."</a>";
$html.= "<br><a href=\"compact.php?rootid=$pid&ged=".WT_GEDURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Compact tree')."</a>";
$html.= "<br><a href=\"".$tempURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Fan chart')."</a>";
$html.= "<br><a href=\"hourglass.php?rootid=$pid&ged=".WT_GEDURL."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Hourglass chart')."</a>";
if (array_key_exists('tree', WT_Module::getActiveModules())) {
$html.= '<br><a href="module.php?mod=tree&mod_action=treeview&ged='.WT_GEDURL.'&rootid='.$pid."\" onmouseover=\"clear_family_box_timeout('".$pid.".".$count."');\" onmouseout=\"family_box_timeout('".$pid.".".$count."');\">".WT_I18N::translate('Interactive tree')."</a>";
}
// spouse(s) and children
foreach ($person->getSpouseFamilies() as $family) {
$spouse=$family->getSpouse($person);
if ($spouse) {
$html.= '<br><a href="'.$spouse->getHtmlUrl().'" class="name1">'.$spouse->getFullName().'</a>';
foreach ($family->getChildren() as $child) {
$html.= '<br> <a href="'.$child->getHtmlUrl().'" class="name1">< '.$child->getFullName().'</a>';
}
}
}
// siblings
foreach ($person->getChildFamilies() as $family) {
$children=$family->getChildren();
if (count($children)>2) {
$html.= '<br><span class="name1">'.WT_I18N::translate('Siblings').'</span>';
} elseif (count($children)==2) {
$html.= '<br><span class="name1">'.WT_I18N::translate('Sibling').'</span>';
}
foreach ($children as $sibling) {
if ($sibling !== $person) {
$html.= '<br> <a href="'.$sibling->getHtmlUrl().'" class="name1"> '.$sibling->getFullName().'</a>';
}
}
}
$html.= '</td></tr></table>';
$html.= '</div>';
$imagemap .= " onclick=\"show_family_box('".$pid.".".$count."', 'relatives'); return false;\"";
$imagemap .= " onmouseout=\"family_box_timeout('".$pid.".".$count."'); return false;\"";
$imagemap .= " alt=\"".WT_Filter::escapeHtml(strip_tags($name))."\" title=\"".WT_Filter::escapeHtml(strip_tags($name))."\">";
}
$deg1-=$angle;
$deg2-=$angle;
$sosa--;
}
$rx-=$rw;
$gen--;
}
$imagemap .= '</map>';
switch ($what) {
case 'html':
$image_title=WT_I18N::translate('Fan chart of %s', strip_tags($name));
return $html.$imagemap.'<p align="center"><img src="'.WT_SCRIPT_NAME.'?rootid='.$this->rootid.'&fan_style='.$this->fan_style.'&generations='.$this->generations.'&fan_width='.$this->fan_width.'&img=1" width="'.$fanw.'" height="'.$fanh.'" alt="'.$image_title.'" title="'.$image_title.'" usemap="#fanmap"></p>';
case 'png':
ImageStringUp($image, 1, $fanw-10, $fanh/3, WT_SERVER_NAME.WT_SCRIPT_PATH, $color);
ImagePng($image);
ImageDestroy($image);
}
}
}
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