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   1  <?php
   2  namespace enshrined\svgSanitize\ElementReference;
   3  
   4  class Usage
   5  {
   6      /**
   7       * @var Subject
   8       */
   9      protected $subject;
  10  
  11      /**
  12       * @var int
  13       */
  14      protected $count;
  15  
  16      /**
  17       * @param Subject $subject
  18       * @param int $count
  19       */
  20      public function __construct(Subject $subject, $count = 1)
  21      {
  22          $this->subject = $subject;
  23          $this->count = (int)$count;
  24      }
  25  
  26      /**
  27       * @param int $by
  28       */
  29      public function increment($by = 1)
  30      {
  31          $this->count += (int)$by;
  32      }
  33  
  34      /**
  35       * @return Subject
  36       */
  37      public function getSubject()
  38      {
  39          return $this->subject;
  40      }
  41  
  42      /**
  43       * @return int
  44       */
  45      public function getCount()
  46      {
  47          return $this->count;
  48      }
  49  }