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         $this->parse();
  15     }
  16     function fromNode($node) {
  17         parent::fromNode($node);
  18        // var_dump($node);
  19        // var_dump($this);
  20         $this->parse();
  21     }
  22     function parse()
  23     {
  24         $d = explode(' ',trim($this->d));
  25         $i=0;
  26         $data = array();
  27
  28         while ($i < count($d)) {
  29             $action = $d[$i];
  30             switch(strtolower($action)) {
  31
  32
  33
  34                 case 'c': // ????
  35
  36                     $data[] = array('L',$d[$i+3],$d[$i+4]);
  37                     $i+=7;
  38                     break;
  39                 case 'm': // move
  40                 case 'l': // line
  41                     $data[] = array($action,$d[$i+1],$d[$i+2]);
  42                     $i+=3;
  43                     break;
  44                 case 'h': // move horizontal
  45                 case 'v': // move horizontal
  46                     $data[] = array($action,$d[$i+1]);
  47                     $i+=2;
  48                     break;
  49
  50
  51                 case 'z': // close path..
  52                     $data[] = array($action);
  53                     $i++;
  54                     break;
  55                 default:
  56                     echo "oops found something odd in path? '$action'";
  57                     echo $this->d;
  58                     exit;
  59                     break;
  60             }
  61         }
  62         $this->d = $data;
  63     }
  64
  65
  66         // TODO!! - shift!!!
  67
  68
  69
  70
  71
  72      function shift($x,$y) {
  73         //XML_SvgToPDF::debug('shift');
  74         //XML_SvgToPDF::debug(array($x,$y));
  75         //XML_SvgToPDF::debug($this);
  76         foreach($this->d as $i=>$a) {
  77             if (count($a) < 2) {
  78                 continue;
  79             }
  80             if ($a[0] == 'v') {
  81                 $this->d[$i][1] -= $y;
  82             } else {
  83                 $this->d[$i][1] -= $x;
  84                 if (isset($this->d[$i][2])) {
  85                     $this->d[$i][2] -= $y;
  86                 }
  87             }
  88         }
  89
  90     }
  91
  92
  93
  94     function writePDF($pdf,$data) {
  95
  96         $l = $this->toColor(@$this->style['stroke']);
  97         if ($l) {
  98             $pdf->setDrawColor($l[0],$l[1],$l[2]);
  99         }
 100         $pdf->setLineWidth($this->style['stroke-width']/ 3.543307);
 101
 102         $c = array();
 103         /*
 104          *Not sure why this was added..
 105         if (count($this->d) > 2) {
 106             $cc = array();
 107             foreach($this->d as $a) {
 108                  if (count($a) < 2) {
 109                         continue;
 110                  }
 111                  $x = $a[1] + @$this->xx;
 112                  $y = $a[2] + @$this->yy;
 113                  $cc[] = $x/ 3.543307;
 114                  $cc[] = $y/ 3.543307;
 115             }
 116             $pdf->line($cc,0,0,0);
 117             return;
 118         }
 119         */
 120         if (!is_array($this->d)) {
 121             print_R($this);exit;
 122         }
 123
 124         foreach($this->d as $a) {
 125             switch($a[0]) {
 126                 case 'M':
 127                     $x = $a[1] + @$this->xx;
 128                     $y = $a[2] + @$this->yy;
 129                     $c = array($x,$y);
 130                     break;
 131
 132                 case 'L':
 133                     $x = $a[1] + @$this->xx;
 134                     $y = $a[2] + @$this->yy;
 135                     $pdf->line($c[0]/ 3.543307,$c[1]/ 3.543307,$x/ 3.543307,$y/ 3.543307);
 136                     $c = array($x,$y);
 137                     break;
 138                 default:
 139                     break;
 140             }
 141         }
 142
 143
 144
 145
 146     }
 147
 148
 149
 150
 151
 152     function toColor($color) {
 153         if (!$color || ($color == 'none')) {
 154             return false;
 155         }
 156          return array(
 157             hexdec(substr($color,1,2)),
 158             hexdec(substr($color,3,2)),
 159             hexdec(substr($color,5,2)));
 160
 161     }
 162
 163
 164
 165 }