diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Measure/Angle.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Measure/Angle.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,78 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category  Zend
+ * @package   Zend_Measure
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license   http://framework.zend.com/license/new-bsd     New BSD License
+ * @version   $Id: Angle.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * Implement needed classes
+ */
+require_once 'Zend/Measure/Abstract.php';
+require_once 'Zend/Locale.php';
+
+/**
+ * Class for handling angle conversions
+ *
+ * @category   Zend
+ * @package    Zend_Measure
+ * @subpackage Zend_Measure_Angle
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Measure_Angle extends Zend_Measure_Abstract
+{
+    const STANDARD = 'RADIAN';
+
+    const RADIAN      = 'RADIAN';
+    const MIL         = 'MIL';
+    const GRAD        = 'GRAD';
+    const DEGREE      = 'DEGREE';
+    const MINUTE      = 'MINUTE';
+    const SECOND      = 'SECOND';
+    const POINT       = 'POINT';
+    const CIRCLE_16   = 'CIRCLE_16';
+    const CIRCLE_10   = 'CIRCLE_10';
+    const CIRCLE_8    = 'CIRCLE_8';
+    const CIRCLE_6    = 'CIRCLE_6';
+    const CIRCLE_4    = 'CIRCLE_4';
+    const CIRCLE_2    = 'CIRCLE_2';
+    const FULL_CIRCLE = 'FULL_CIRCLE';
+
+    /**
+     * Calculations for all angle units
+     *
+     * @var array
+     */
+    protected $_units = array(
+        'RADIAN'      => array('1','rad'),
+        'MIL'         => array(array('' => M_PI,'/' => '3200'),   'mil'),
+        'GRAD'        => array(array('' => M_PI,'/' => '200'),    'gr'),
+        'DEGREE'      => array(array('' => M_PI,'/' => '180'),    '°'),
+        'MINUTE'      => array(array('' => M_PI,'/' => '10800'),  "'"),
+        'SECOND'      => array(array('' => M_PI,'/' => '648000'), '"'),
+        'POINT'       => array(array('' => M_PI,'/' => '16'),     'pt'),
+        'CIRCLE_16'   => array(array('' => M_PI,'/' => '8'),      'per 16 circle'),
+        'CIRCLE_10'   => array(array('' => M_PI,'/' => '5'),      'per 10 circle'),
+        'CIRCLE_8'    => array(array('' => M_PI,'/' => '4'),      'per 8 circle'),
+        'CIRCLE_6'    => array(array('' => M_PI,'/' => '3'),      'per 6 circle'),
+        'CIRCLE_4'    => array(array('' => M_PI,'/' => '2'),      'per 4 circle'),
+        'CIRCLE_2'    => array(M_PI,                            'per 2 circle'),
+        'FULL_CIRCLE' => array(array('' => M_PI,'*' => '2'),      'cir'),
+        'STANDARD'    => 'RADIAN'
+    );
+}