Location: PHPKode > projects > Html2ps > html2ps-2.0.43/css.pseudo.align.inc.php
<?php
// $Header: /cvsroot/html2ps/css.pseudo.align.inc.php,v 1.13 2006/09/07 18:38:14 Konstantin Exp $

define('PA_LEFT',0);
define('PA_CENTER',1);
define('PA_RIGHT',2);

// This is a pseudo CSS property for 

class CSSPseudoAlign extends CSSPropertyHandler {
  function CSSPseudoAlign() { $this->CSSPropertyHandler(true, true); }

  function default_value() { 
    return PA_LEFT; 
  }

  function inherit($old_state, &$new_state) {
    // This pseudo-property is not inherited by tables
    // As current box display value may not be know at the moment of inheriting, 
    // we'll use parent display value, stopping inheritance on the table-row/table-group level

    // Determine parent 'display' value
    $parent_display = $old_state[CSS_DISPLAY];
    
    $this->replace_array(($parent_display === 'table') ? $this->default_value() : $this->get($old_state), 
                         $new_state);
  }

  function parse($value) {
    // Convert value to lower case, as html allows values 
    // in both cases to be entered
    //
    $value = strtolower($value);    

    if ($value === 'left') { return PA_LEFT; }
    if ($value === 'right') { return PA_RIGHT; }
    if ($value === 'center') { return PA_CENTER; }

    // For compatibility with non-valid HTML
    //
    if ($value === 'middle') { return PA_CENTER; }

    return $this->default_value();
  }

  function value2pdf($value) { 
    switch ($value) {
    case PA_LEFT:
      return "ta_left";
    case PA_RIGHT:
      return "ta_right";
    case PA_CENTER:
      return "ta_center";
    default:
      return "ta_left";
    }
  }

  function get_property_code() {
    return CSS_HTML2PS_ALIGN;
  }

  function get_property_name() {
    return '-html2ps-align';
  }
}

CSS::register_css_property(new CSSPseudoAlign);

?>
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