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<?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) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Capacitance.php 16220 2009-06-21 19:49:21Z thomas $
*/
/**
* Implement needed classes
*/
require_once 'Zend/Measure/Abstract.php';
require_once 'Zend/Locale.php';
/**
* Class for handling capacitance conversions
*
* @category Zend
* @package Zend_Measure
* @subpackage Zend_Measure_Capacitance
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Measure_Capacitance extends Zend_Measure_Abstract
{
const STANDARD = 'FARAD';
const ABFARAD = 'ABFARAD';
const AMPERE_PER_SECOND_VOLT = 'AMPERE_PER_SECOND_VOLT';
const CENTIFARAD = 'CENTIFARAD';
const COULOMB_PER_VOLT = 'COULOMB_PER_VOLT';
const DECIFARAD = 'DECIFARAD';
const DEKAFARAD = 'DEKAFARAD';
const ELECTROMAGNETIC_UNIT = 'ELECTROMAGNETIC_UNIT';
const ELECTROSTATIC_UNIT = 'ELECTROSTATIC_UNIT';
const FARAD = 'FARAD';
const FARAD_INTERNATIONAL = 'FARAD_INTERNATIONAL';
const GAUSSIAN = 'GAUSSIAN';
const GIGAFARAD = 'GIGAFARAD';
const HECTOFARAD = 'HECTOFARAD';
const JAR = 'JAR';
const KILOFARAD = 'KILOFARAD';
const MEGAFARAD = 'MEGAFARAD';
const MICROFARAD = 'MICROFARAD';
const MILLIFARAD = 'MILLIFARAD';
const NANOFARAD = 'NANOFARAD';
const PICOFARAD = 'PICOFARAD';
const PUFF = 'PUFF';
const SECOND_PER_OHM = 'SECOND_PER_OHM';
const STATFARAD = 'STATFARAD';
const TERAFARAD = 'TERAFARAD';
/**
* Calculations for all capacitance units
*
* @var array
*/
protected $_units = array(
'ABFARAD' => array('1.0e+9', 'abfarad'),
'AMPERE_PER_SECOND_VOLT' => array('1', 'A/sV'),
'CENTIFARAD' => array('0.01', 'cF'),
'COULOMB_PER_VOLT' => array('1', 'C/V'),
'DECIFARAD' => array('0.1', 'dF'),
'DEKAFARAD' => array('10', 'daF'),
'ELECTROMAGNETIC_UNIT' => array('1.0e+9', 'capacity emu'),
'ELECTROSTATIC_UNIT' => array('1.11265e-12', 'capacity esu'),
'FARAD' => array('1', 'F'),
'FARAD_INTERNATIONAL' => array('0.99951', 'F'),
'GAUSSIAN' => array('1.11265e-12', 'G'),
'GIGAFARAD' => array('1.0e+9', 'GF'),
'HECTOFARAD' => array('100', 'hF'),
'JAR' => array('1.11265e-9', 'jar'),
'KILOFARAD' => array('1000', 'kF'),
'MEGAFARAD' => array('1000000', 'MF'),
'MICROFARAD' => array('0.000001', 'µF'),
'MILLIFARAD' => array('0.001', 'mF'),
'NANOFARAD' => array('1.0e-9', 'nF'),
'PICOFARAD' => array('1.0e-12', 'pF'),
'PUFF' => array('1.0e-12', 'pF'),
'SECOND_PER_OHM' => array('1', 's/Ohm'),
'STATFARAD' => array('1.11265e-12', 'statfarad'),
'TERAFARAD' => array('1.0e+12', 'TF'),
'STANDARD' => 'FARAD'
);
}
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