<?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) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd     New BSD License
 * @version   $Id: Dynamic.php 9508 2008-05-23 10:56:41Z thomas $
 */

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

/**
 * Class for handling acceleration conversions
 *
 * @category   Zend
 * @package    Zend_Measure
 * @subpackage Zend_Measure_Viscosity_Dynamic
 * @copyright  Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Measure_Viscosity_Dynamic extends Zend_Measure_Abstract
{
    const STANDARD = 'KILOGRAM_PER_METER_SECOND';

    const CENTIPOISE                              = 'CENTIPOISE';
    const DECIPOISE                               = 'DECIPOISE';
    const DYNE_SECOND_PER_SQUARE_CENTIMETER       = 'DYNE_SECOND_PER_SQUARE_CENTIMETER';
    const GRAM_FORCE_SECOND_PER_SQUARE_CENTIMETER = 'GRAM_FORCE_SECOND_PER_SQUARE_CENTIMETER';
    const GRAM_PER_CENTIMETER_SECOND              = 'GRAM_PER_CENTIMETER_SECOND';
    const KILOGRAM_FORCE_SECOND_PER_SQUARE_METER  = 'KILOGRAM_FORCE_SECOND_PER_SQUARE_METER';
    const KILOGRAM_PER_METER_HOUR                 = 'KILOGRAM_PER_METER_HOUR';
    const KILOGRAM_PER_METER_SECOND               = 'KILOGRAM_PER_METER_SECOND';
    const MILLIPASCAL_SECOND                      = 'MILLIPASCAL_SECOND';
    const MILLIPOISE                              = 'MILLIPOISE';
    const NEWTON_SECOND_PER_SQUARE_METER          = 'NEWTON_SECOND_PER_SQUARE_METER';
    const PASCAL_SECOND                           = 'PASCAL_SECOND';
    const POISE                                   = 'POISE';
    const POISEUILLE                              = 'POISEUILLE';
    const POUND_FORCE_SECOND_PER_SQUARE_FEET      = 'POUND_FORCE_SECOND_PER_SQUARE_FEET';
    const POUND_FORCE_SECOND_PER_SQUARE_INCH      = 'POUND_FORCE_SECOND_PER_SQUARE_INCH';
    const POUND_PER_FOOT_HOUR                     = 'POUND_PER_FOOT_HOUR';
    const POUND_PER_FOOT_SECOND                   = 'POUND_PER_FOOT_SECOND';
    const POUNDAL_HOUR_PER_SQUARE_FOOT            = 'POUNDAL_HOUR_PER_SQUARE_FOOT';
    const POUNDAL_SECOND_PER_SQUARE_FOOT          = 'POUNDAL_SECOND_PER_SQUARE_FOOT';
    const REYN                                    = 'REYN';
    const SLUG_PER_FOOT_SECOND                    = 'SLUG_PER_FOOT_SECOND';
    const LBFS_PER_SQUARE_FOOT                    = 'LBFS_PER_SQUARE_FOOT';
    const NS_PER_SQUARE_METER                     = 'NS_PER_SQUARE_METER';
    const WATER_20C                               = 'WATER_20C';
    const WATER_40C                               = 'WATER_40C';
    const HEAVY_OIL_20C                           = 'HEAVY_OIL_20C';
    const HEAVY_OIL_40C                           = 'HEAVY_OIL_40C';
    const GLYCERIN_20C                            = 'GLYCERIN_20C';
    const GLYCERIN_40C                            = 'GLYCERIN_40C';
    const SAE_5W_MINUS18C                         = 'SAE_5W_MINUS18C';
    const SAE_10W_MINUS18C                        = 'SAE_10W_MINUS18C';
    const SAE_20W_MINUS18C                        = 'SAE_20W_MINUS18C';
    const SAE_5W_99C                              = 'SAE_5W_99C';
    const SAE_10W_99C                             = 'SAE_10W_99C';
    const SAE_20W_99C                             = 'SAE_20W_99C';

    /**
     * Calculations for all dynamic viscosity units
     *
     * @var array
     */
    protected $_units = array(
        'CENTIPOISE'          => array('0.001',      'cP'),
        'DECIPOISE'           => array('0.01',       'dP'),
        'DYNE_SECOND_PER_SQUARE_CENTIMETER'       => array('0.1',     'dyn s/cm²'),
        'GRAM_FORCE_SECOND_PER_SQUARE_CENTIMETER' => array('98.0665', 'gf s/cm²'),
        'GRAM_PER_CENTIMETER_SECOND'              => array('0.1',     'g/cm s'),
        'KILOGRAM_FORCE_SECOND_PER_SQUARE_METER'  => array('9.80665', 'kgf s/m²'),
        'KILOGRAM_PER_METER_HOUR'    => array(array('' => '1', '/' => '3600'), 'kg/m h'),
        'KILOGRAM_PER_METER_SECOND'  => array('1',   'kg/ms'),
        'MILLIPASCAL_SECOND'  => array('0.001',      'mPa s'),
        'MILLIPOISE'          => array('0.0001',     'mP'),
        'NEWTON_SECOND_PER_SQUARE_METER' => array('1', 'N s/m²'),
        'PASCAL_SECOND'       => array('1',          'Pa s'),
        'POISE'               => array('0.1',        'P'),
        'POISEUILLE'          => array('1',          'Pl'),
        'POUND_FORCE_SECOND_PER_SQUARE_FEET' => array('47.880259',  'lbf s/ft²'),
        'POUND_FORCE_SECOND_PER_SQUARE_INCH' => array('6894.75729', 'lbf s/in²'),
        'POUND_PER_FOOT_HOUR' => array('0.00041337887',             'lb/ft h'),
        'POUND_PER_FOOT_SECOND'          => array('1.4881639',      'lb/ft s'),
        'POUNDAL_HOUR_PER_SQUARE_FOOT'   => array('0.00041337887',  'pdl h/ft²'),
        'POUNDAL_SECOND_PER_SQUARE_FOOT' => array('1.4881639',      'pdl s/ft²'),
        'REYN'                => array('6894.75729', 'reyn'),
        'SLUG_PER_FOOT_SECOND'=> array('47.880259',  'slug/ft s'),
        'WATER_20C'           => array('0.001',      'water (20°)'),
        'WATER_40C'           => array('0.00065',    'water (40°)'),
        'HEAVY_OIL_20C'       => array('0.45',       'oil (20°)'),
        'HEAVY_OIL_40C'       => array('0.11',       'oil (40°)'),
        'GLYCERIN_20C'        => array('1.41',       'glycerin (20°)'),
        'GLYCERIN_40C'        => array('0.284',      'glycerin (40°)'),
        'SAE_5W_MINUS18C'     => array('1.2',        'SAE 5W (-18°)'),
        'SAE_10W_MINUS18C'    => array('2.4',        'SAE 10W (-18°)'),
        'SAE_20W_MINUS18C'    => array('9.6',        'SAE 20W (-18°)'),
        'SAE_5W_99C'          => array('0.0039',     'SAE 5W (99°)'),
        'SAE_10W_99C'         => array('0.0042',     'SAE 10W (99°)'),
        'SAE_20W_99C'         => array('0.0057',     'SAE 20W (99°)'),
        'STANDARD'            => 'KILOGRAM_PER_METER_SECOND'
    );
}
