git.roojs.org Git - pear/blob - XML/SvgToPdf/Path.php

   1 <?php
   2
   3 /* output a line
   4
   5 */
   6
   7 class XML_SvgToPDF_Path  extends XML_SvgToPDF_Base {
   8     var $d; // stores the details of the path..
   9     var $id;
  10
  11
  12     function fromXmlNode($node) {
  13         parent::fromXmlNode($node);
  14         $d = explode(' ',trim($this->d));
  15         $i=0;
  16         $data = array();
  17
  18         while ($i < count($d)) {
  19             $action = $d[$i];
  20             switch(strtolower($action)) {
  21
  22
  23
  24                 case 'c': // ????
  25
  26                     $data[] = array('L',$d[$i+3],$d[$i+4]);
  27                     $i+=7;
  28                     break;
  29                 case 'm': // move
  30                 case 'l': // line
  31                     $data[] = array($action,$d[$i+1],$d[$i+2]);
  32                     $i+=3;
  33                     break;
  34                 case 'h': // move horizontal
  35                 case 'v': // move horizontal
  36                     $data[] = array($action,$d[$i+1]);
  37                     $i+=2;
  38                     break;
  39
  40
  41                 case 'z': // close path..
  42                     $data[] = array($action);
  43                     $i++;
  44                     break;
  45                 default:
  46                     echo "oops found something odd in path? '$action'";
  47                     echo $this->d;
  48                     exit;
  49                     break;
  50             }
  51         }
  52         $this->d = $data;
  53     }
  54
  55
  56         // TODO!! - shift!!!
  57
  58
  59
  60
  61
  62      function shift($x,$y) {
  63         //XML_SvgToPDF::debug('shift');
  64         //XML_SvgToPDF::debug(array($x,$y));
  65         //XML_SvgToPDF::debug($this);
  66         foreach($this->d as $i=>$a) {
  67             if (count($a) < 2) {
  68                 continue;
  69             }
  70             if ($a[0] == 'v') {
  71                 $this->d[$i][1] -= $y;
  72             } else {
  73                 $this->d[$i][1] -= $x;
  74                 if (isset($this->d[$i][2])) {
  75                     $this->d[$i][2] -= $y;
  76                 }
  77             }
  78         }
  79
  80     }
  81
  82
  83
  84     function writePDF($pdf,$data) {
  85
  86         $l = $this->toColor(@$this->style['stroke']);
  87         if ($l) {
  88             $pdf->setDrawColor($l[0],$l[1],$l[2]);
  89         }
  90         $pdf->setLineWidth($this->style['stroke-width']/ 3.543307);
  91
  92         $c = array();
  93         /*
  94          *Not sure why this was added..
  95         if (count($this->d) > 2) {
  96             $cc = array();
  97             foreach($this->d as $a) {
  98                  if (count($a) < 2) {
  99                         continue;
 100                  }
 101                  $x = $a[1] + @$this->xx;
 102                  $y = $a[2] + @$this->yy;
 103                  $cc[] = $x/ 3.543307;
 104                  $cc[] = $y/ 3.543307;
 105             }
 106             $pdf->line($cc,0,0,0);
 107             return;
 108         }
 109         */
 110
 111
 112         foreach($this->d as $a) {
 113             switch($a[0]) {
 114                 case 'M':
 115                     $x = $a[1] + @$this->xx;
 116                     $y = $a[2] + @$this->yy;
 117                     $c = array($x,$y);
 118                     break;
 119
 120                 case 'L':
 121                     $x = $a[1] + @$this->xx;
 122                     $y = $a[2] + @$this->yy;
 123                     $pdf->line($c[0]/ 3.543307,$c[1]/ 3.543307,$x/ 3.543307,$y/ 3.543307);
 124                     $c = array($x,$y);
 125                     break;
 126                 default:
 127                     break;
 128             }
 129         }
 130
 131
 132
 133
 134     }
 135
 136
 137
 138
 139
 140     function toColor($color) {
 141         if (!$color || ($color == 'none')) {
 142             return false;
 143         }
 144          return array(
 145             hexdec(substr($color,1,2)),
 146             hexdec(substr($color,3,2)),
 147             hexdec(substr($color,5,2)));
 148
 149     }
 150
 151
 152
 153 }