imageSize.php in Sassy 7

File

phamlp/sass/extensions/compass/functions/imageSize.php

<?php

/* SVN FILE: $Id: SassBoolean.php 49 2010-04-04 10:51:24Z chris.l.yates $ */

/**
 * Compass extension SassScript image size functions class file.
 * @author			Chris Yates <[e-mail]>
 * @copyright 	Copyright (c) 2010 PBM Web Development
 * @license			http://phamlp.googlecode.com/files/license.txt
 * @package			PHamlP
 * @subpackage	Sass.extensions.compass.functions
 */

/**
 * Compass extension SassScript image size functions class.
 * A collection of functions for use in SassSCript.
 * @package			PHamlP
 * @subpackage	Sass.extensions.compass.functions
 */
class SassExtentionsCompassFunctionsImageSize {

  # Returns the $width of the image relative to the images directory
  public function image_width($image_file) {
    $image_size = getimagesize(self::real_path($image_file));
    return new SassNumber($image_size[0] . 'px');
  }

  # Returns the height of the image relative to the images directory
  public function image_height($image_file) {
    $image_size = getimagesize(self::real_path($image_file));
    return new SassNumber($image_size[1] . 'px');
  }
  private function real_path($image_file) {
    $path = $image_file->value;

    # Compute the real path to the image on the file stystem if the images_dir is set.
    if (SassExtentionsCompassConfig::config('images_path')) {
      return SassExtentionsCompassConfig::config('images_path') . DIRECTORY_SEPARATOR . $path;
    }
    else {
      return SassExtentionsCompassConfig::config('project_path') . DIRECTORY_SEPARATOR . $path;
    }
  }

}

Classes

Name	Description
SassExtentionsCompassFunctionsImageSize	Compass extension SassScript image size functions class. A collection of functions for use in SassSCript. @package PHamlP @subpackage Sass.extensions.compass.functions