Subversion-Projekte lars-tiefland.php_share

<?php

class CSSSize extends CSSPropertyHandler {

  function CSSSize() {

    $this->CSSPropertyHandler(false, false);

  }

  function default_value() {

    $null = null;

    return $null;

  }

  // <length>{1,2} | auto | [ <page-size> || [ portrait | landscape] ]

  function parse($value) {

    if ($value == '') {

      return null;

    };

    // First attempt to create media with predefined name

    if (preg_match('/^(\w+)(?:\s+(portrait|landscape))?$/', $value, $matches)) {

      $name = $matches[1];

      $landscape = isset($matches[2]) && $matches[2] == 'landscape';

      $media =& Media::predefined($name);

      if (is_null($media)) {

        return null;

      };

      return array('size' => array('width' => $media->get_width(),

                                   'height' => $media->get_height()),

                   'landscape' => $landscape);

    };

    // Second, attempt to create media with predefined size

    $parts = preg_split('/\s+/', $value);

    $width_str = $parts[0];

    $height_str = isset($parts[1]) ? $parts[1] : $parts[0];

    $width = units2pt($width_str);

    $height = units2pt($height_str);

    if ($width == 0 ||

        $height == 0) {

      return null;

    };

    return array('size' => array('width' => $width / mm2pt(1) / pt2pt(1),

                                 'height' => $height / mm2pt(1) / pt2pt(1)),

                 'landscape' => false);

  }

  function get_property_code() {

    return CSS_SIZE;

  }

  function get_property_name() {

    return 'size';

  }

}

CSS::register_css_property(new CSSSize());

?>