87 lines
3.6 KiB
PHP
87 lines
3.6 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Measure
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Frequency.php 16220 2009-06-21 19:49:21Z thomas $
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*/
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/**
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* Implement needed classes
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*/
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require_once 'Zend/Measure/Abstract.php';
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require_once 'Zend/Locale.php';
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/**
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* Class for handling flow volume conversions
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*
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* @category Zend
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* @package Zend_Measure
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* @subpackage Zend_Measure_Frequency
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Measure_Frequency extends Zend_Measure_Abstract
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{
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const STANDARD = 'HERTZ';
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const ONE_PER_SECOND = 'ONE_PER_SECOND';
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const CYCLE_PER_SECOND = 'CYCLE_PER_SECOND';
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const DEGREE_PER_HOUR = 'DEGREE_PER_HOUR';
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const DEGREE_PER_MINUTE = 'DEGREE_PER_MINUTE';
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const DEGREE_PER_SECOND = 'DEGREE_PER_SECOND';
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const GIGAHERTZ = 'GIGAHERTZ';
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const HERTZ = 'HERTZ';
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const KILOHERTZ = 'KILOHERTZ';
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const MEGAHERTZ = 'MEGAHERTZ';
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const MILLIHERTZ = 'MILLIHERTZ';
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const RADIAN_PER_HOUR = 'RADIAN_PER_HOUR';
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const RADIAN_PER_MINUTE = 'RADIAN_PER_MINUTE';
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const RADIAN_PER_SECOND = 'RADIAN_PER_SECOND';
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const REVOLUTION_PER_HOUR = 'REVOLUTION_PER_HOUR';
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const REVOLUTION_PER_MINUTE = 'REVOLUTION_PER_MINUTE';
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const REVOLUTION_PER_SECOND = 'REVOLUTION_PER_SECOND';
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const RPM = 'RPM';
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const TERRAHERTZ = 'TERRAHERTZ';
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/**
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* Calculations for all frequency units
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*
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* @var array
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*/
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protected $_units = array(
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'ONE_PER_SECOND' => array('1', '1/s'),
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'CYCLE_PER_SECOND' => array('1', 'cps'),
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'DEGREE_PER_HOUR' => array(array('' => '1', '/' => '1296000'), '°/h'),
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'DEGREE_PER_MINUTE' => array(array('' => '1', '/' => '21600'), '°/m'),
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'DEGREE_PER_SECOND' => array(array('' => '1', '/' => '360'), '°/s'),
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'GIGAHERTZ' => array('1000000000', 'GHz'),
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'HERTZ' => array('1', 'Hz'),
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'KILOHERTZ' => array('1000', 'kHz'),
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'MEGAHERTZ' => array('1000000', 'MHz'),
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'MILLIHERTZ' => array('0.001', 'mHz'),
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'RADIAN_PER_HOUR' => array(array('' => '1', '/' => '22619.467'), 'rad/h'),
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'RADIAN_PER_MINUTE' => array(array('' => '1', '/' => '376.99112'), 'rad/m'),
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'RADIAN_PER_SECOND' => array(array('' => '1', '/' => '6.2831853'), 'rad/s'),
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'REVOLUTION_PER_HOUR' => array(array('' => '1', '/' => '3600'), 'rph'),
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'REVOLUTION_PER_MINUTE' => array(array('' => '1', '/' => '60'), 'rpm'),
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'REVOLUTION_PER_SECOND' => array('1', 'rps'),
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'RPM' => array(array('' => '1', '/' => '60'), 'rpm'),
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'TERRAHERTZ' => array('1000000000000', 'THz'),
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'STANDARD' =>'HERTZ'
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);
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}
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