git.roojs.org Git - pear/blob - XML/SvgToPdfAlt/G.php

   1 <?php
   2
   3 /* code that deals with svg groups
   4 it does alot of smart stuff to handle 'dynamic' blocks
   5
   6 */
   7
   8
   9 class XML_SvgToPDFAlt_G     extends XML_SvgToPDFAlt_Base {
  10
  11     function fromNode($node) {
  12         parent::fromNode($node);
  13           // look for
  14         if (!@$this->children) {
  15             return;
  16         }
  17         $settings = array(
  18             'rows' => 1,
  19             'cols' => 1
  20         );
  21
  22         $isDynamic = false;
  23         foreach(array_keys($this->children) as $k) {
  24             if (!is_a($this->children[$k], 'XML_SvgToPDFAlt_Text')) {
  25                 continue;
  26             }
  27
  28             if (!isset($this->children[$k]->children[0]->content) ||
  29                     (strpos($this->children[$k]->children[0]->content,'=') === false)) {
  30
  31                 continue;
  32             }
  33
  34             foreach($this->children[$k]->children as $o) {
  35                 list($l,$r) = explode('=',$o->content);
  36                 $settings[$l] = $r;
  37             }
  38
  39
  40             unset($this->children[$k]);
  41             $isDynamic = true;
  42             break;
  43         }
  44
  45         if (!$isDynamic) {
  46             return;
  47         }
  48
  49
  50
  51          //look for the bounding box..
  52         $boundingbox = false;
  53         foreach(array_keys($this->children) as $k) {
  54             if (!is_a($this->children[$k], 'XML_SvgToPDFAlt_Rect')) {
  55                continue;
  56             }
  57             if (@$this->children[$k]->nonprintable == 'true') {
  58                 $boundingbox = clone($this->children[$k]);
  59                 $this->children[$k]->style['fill'] = 'none';
  60                // unset($this->children[$k]);
  61             }
  62         }
  63         if (!$boundingbox) {
  64             return;
  65         }
  66
  67         $this->boundingbox = $boundingbox;
  68         $this->settings = $settings;
  69         $this->shiftChildren($this->boundingbox->x,$this->boundingbox->y);
  70     }
  71
  72     function shift($x,$y) {
  73
  74         if ($this->boundingbox) {
  75             return;
  76         }
  77
  78          $this->shiftChildren($x,$y);
  79
  80     }
  81
  82
  83
  84     function writePDF($pdf,$data) {
  85         // g group = does it have a
  86         // look for
  87         if (!@$this->children) {
  88             return;
  89         }
  90
  91
  92         if (empty($this->settings)) {
  93             return $this->childrenWritePDF($pdf,$data);
  94         }
  95         $use = false;
  96         if (substr($this->settings['dynamic'],-2,2) == '()') {
  97
  98             $use = $data->{substr($this->settings['dynamic'],0,-2)}();
  99
 100         } else {
 101             $use = @$data[$this->settings['dynamic']];
 102         }
 103
 104
 105         if ($use === false) {
 106             return;
 107         }
 108
 109         if (!is_array($use) || !$use) {
 110             return $this->childrenWritePDF($pdf,$data);
 111         }
 112
 113
 114
 115
 116         $this->x = $x = $this->boundingbox->x;
 117         $this->y =$y = $this->boundingbox->y;
 118         $w = $this->boundingbox->width;
 119         $h = $this->boundingbox->height;
 120
 121
 122         //echo '<PRE>';print_r($this);exit;
 123         // shift... ** this does not handle groups!!!
 124
 125         //print_R($use);
 126         $keys = array_keys($use);
 127         $kpos = 0;
 128         $kmax = count($keys);
 129         //XML_SvgToPDF::debug(array($x,$y,$w,$h));
 130         //XML_SvgToPDF::debug($keys);
 131         XML_SvgToPDFAlt::debug($this->settings);
 132         for($r=0;$r<$this->settings['rows'];$r++) {
 133             $yy = $y + ($r*$h);
 134             for($c=0;$c<$this->settings['cols'];$c++) {
 135                 $xx = $x + ($c*$w);
 136                 XML_SvgToPDFAlt::debug(array($xx,$yy));
 137                 foreach(array_keys($this->children) as $k) {
 138                     if (!$this->children[$k]) {
 139                         continue;
 140                     }
 141                     $this->children[$k]->xx = $xx;
 142                     $this->children[$k]->yy = $yy;
 143                     $this->children[$k]->maxWidth = $w - 20;
 144                     $this->children[$k]->writePDF($pdf,$use[$keys[$kpos]]);
 145                 }
 146                 $kpos++;
 147                 if ($kpos >= $kmax) {
 148                     break 2;
 149                 }
 150             }
 151         }
 152
 153
 154
 155     }
 156
 157
 158
 159
 160 }