<?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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/

/**
* Implement needed classes
*/
#require_once 'Zend/Measure/Abstract.php';
#require_once 'Zend/Locale.php';

/**
* Class for handling flow volume conversions
*
* @category Zend
* @package Zend_Measure
* @subpackage Zend_Measure_Frequency
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Measure_Frequency extends Zend_Measure_Abstract
{
const STANDARD = 'HERTZ';

const ONE_PER_SECOND = 'ONE_PER_SECOND';
const CYCLE_PER_SECOND = 'CYCLE_PER_SECOND';
const DEGREE_PER_HOUR = 'DEGREE_PER_HOUR';
const DEGREE_PER_MINUTE = 'DEGREE_PER_MINUTE';
const DEGREE_PER_SECOND = 'DEGREE_PER_SECOND';
const GIGAHERTZ = 'GIGAHERTZ';
const HERTZ = 'HERTZ';
const KILOHERTZ = 'KILOHERTZ';
const MEGAHERTZ = 'MEGAHERTZ';
const MILLIHERTZ = 'MILLIHERTZ';
const RADIAN_PER_HOUR = 'RADIAN_PER_HOUR';
const RADIAN_PER_MINUTE = 'RADIAN_PER_MINUTE';
const RADIAN_PER_SECOND = 'RADIAN_PER_SECOND';
const REVOLUTION_PER_HOUR = 'REVOLUTION_PER_HOUR';
const REVOLUTION_PER_MINUTE = 'REVOLUTION_PER_MINUTE';
const REVOLUTION_PER_SECOND = 'REVOLUTION_PER_SECOND';
const RPM = 'RPM';
const TERRAHERTZ = 'TERRAHERTZ';

/**
* Calculations for all frequency units
*
* @var array
*/
protected $_units = array(
'ONE_PER_SECOND' => array('1', '1/s'),
'CYCLE_PER_SECOND' => array('1', 'cps'),
'DEGREE_PER_HOUR' => array(array('' => '1', '/' => '1296000'), '°/h'),
'DEGREE_PER_MINUTE' => array(array('' => '1', '/' => '21600'), '°/m'),
'DEGREE_PER_SECOND' => array(array('' => '1', '/' => '360'), '°/s'),
'GIGAHERTZ' => array('1000000000', 'GHz'),
'HERTZ' => array('1', 'Hz'),
'KILOHERTZ' => array('1000', 'kHz'),
'MEGAHERTZ' => array('1000000', 'MHz'),
'MILLIHERTZ' => array('0.001', 'mHz'),
'RADIAN_PER_HOUR' => array(array('' => '1', '/' => '22619.467'), 'rad/h'),
'RADIAN_PER_MINUTE' => array(array('' => '1', '/' => '376.99112'), 'rad/m'),
'RADIAN_PER_SECOND' => array(array('' => '1', '/' => '6.2831853'), 'rad/s'),
'REVOLUTION_PER_HOUR' => array(array('' => '1', '/' => '3600'), 'rph'),
'REVOLUTION_PER_MINUTE' => array(array('' => '1', '/' => '60'), 'rpm'),
'REVOLUTION_PER_SECOND' => array('1', 'rps'),
'RPM' => array(array('' => '1', '/' => '60'), 'rpm'),
'TERRAHERTZ' => array('1000000000000', 'THz'),
'STANDARD' =>'HERTZ'
);
}