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dompdf/src/FrameDecorator/TableCell.php 2.94 KB
670b6d6f8   tuan   2016/09/22 - Copy...
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  <?php
  /**
   * @package dompdf
   * @link    http://dompdf.github.com/
   * @author  Benj Carson <benjcarson@digitaljunkies.ca>
   * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
   */
  namespace Dompdf\FrameDecorator;
  
  use Dompdf\Dompdf;
  use Dompdf\Frame;
  use Dompdf\FrameDecorator\Block as BlockFrameDecorator;
  
  /**
   * Decorates table cells for layout
   *
   * @package dompdf
   */
  class TableCell extends BlockFrameDecorator
  {
  
      protected $_resolved_borders;
      protected $_content_height;
  
      //........................................................................
  
      function __construct(Frame $frame, Dompdf $dompdf)
      {
          parent::__construct($frame, $dompdf);
          $this->_resolved_borders = array();
          $this->_content_height = 0;
      }
  
      //........................................................................
  
      function reset()
      {
          parent::reset();
          $this->_resolved_borders = array();
          $this->_content_height = 0;
          $this->_frame->reset();
      }
  
      function get_content_height()
      {
          return $this->_content_height;
      }
  
      function set_content_height($height)
      {
          $this->_content_height = $height;
      }
  
      function set_cell_height($height)
      {
          $style = $this->get_style();
          $v_space = $style->length_in_pt(array($style->margin_top,
              $style->padding_top,
              $style->border_top_width,
              $style->border_bottom_width,
              $style->padding_bottom,
              $style->margin_bottom),
              $style->width);
  
          $new_height = $height - $v_space;
          $style->height = $new_height;
  
          if ($new_height > $this->_content_height) {
              $y_offset = 0;
  
              // Adjust our vertical alignment
              switch ($style->vertical_align) {
                  default:
                  case "baseline":
                      // FIXME: this isn't right
  
                  case "top":
                      // Don't need to do anything
                      return;
  
                  case "middle":
                      $y_offset = ($new_height - $this->_content_height) / 2;
                      break;
  
                  case "bottom":
                      $y_offset = $new_height - $this->_content_height;
                      break;
              }
  
              if ($y_offset) {
                  // Move our children
                  foreach ($this->get_line_boxes() as $line) {
                      foreach ($line->get_frames() as $frame)
                          $frame->move(0, $y_offset);
                  }
              }
          }
  
      }
  
      function set_resolved_border($side, $border_spec)
      {
          $this->_resolved_borders[$side] = $border_spec;
      }
  
      //........................................................................
  
      function get_resolved_border($side)
      {
          return $this->_resolved_borders[$side];
      }
  
      function get_resolved_borders()
      {
          return $this->_resolved_borders;
      }
  }