<?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) 2005-2007 Zend Technologies USA Inc. (http://www.zend.com)
 * @version    $Id: Area.php 3224 2007-02-05 22:08:48Z gavin $
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */


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


/**
 * @category   Zend
 * @package    Zend_Measure
 * @subpackage Zend_Measure_Area
 * @copyright  Copyright (c) 2005-2007 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Measure_Area extends Zend_Measure_Abstract
{
    // Area definitions
    const STANDARD = 'SQUARE_METER';

    const ACRE               = 'ACRE';
    const ACRE_COMMERCIAL    = 'ACRE_COMMERCIAL';
    const ACRE_SURVEY        = 'ACRE_SURVEY';
    const ACRE_IRELAND       = 'ACRE_IRELAND';
    const ARE                = 'ARE';
    const ARPENT             = 'ARPENT';
    const BARN               = 'BARN';
    const BOVATE             = 'BOVATE';
    const BUNDER             = 'BUNDER';
    const CABALLERIA         = 'CABALLERIA';
    const CABALLERIA_AMERICA = 'CABALLERIA_AMERICA';
    const CABALLERIA_CUBA    = 'CABALLERIA_CUBA';
    const CARREAU            = 'CARREAU';
    const CARUCATE           = 'CARUCATE';
    const CAWNEY             = 'CAWNEY';
    const CENTIARE           = 'CENTIARE';
    const CONG               = 'CONG';
    const COVER              = 'COVER';
    const CUERDA             = 'CUERDA';
    const DEKARE             = 'DEKARE';
    const DESSIATINA         = 'DESSIATINA';
    const DHUR               = 'DHUR';
    const DUNUM              = 'DUNUM';
    const DUNHAM             = 'DUNHAM';
    const FALL_SCOTS         = 'FALL_SCOTS';
    const FALL               = 'FALL';
    const FANEGA             = 'FANEGA';
    const FARTHINGDALE       = 'FARTHINGDALE';
    const HACIENDA           = 'HACIENDA';
    const HECTARE            = 'HECTARE';
    const HIDE               = 'HIDE';
    const HOMESTEAD          = 'HOMESTEAD';
    const HUNDRED            = 'HUNDRED';
    const JERIB              = 'JERIB';
    const JITRO              = 'JITRO';
    const JOCH               = 'JOCH';
    const JUTRO              = 'JUTRO';
    const JO                 = 'JO';
    const KAPPLAND           = 'KAPPLAND';
    const KATTHA             = 'KATTHA';
    const LABOR              = 'LABOR';
    const LEGUA              = 'LEGUA';
    const MANZANA_COSTA_RICA = 'MANZANA_COSTA_RICA';
    const MANZANA            = 'MANZANA';
    const MORGEN             = 'MORGEN';
    const MORGEN_AFRICA      = 'MORGEN_AFRICA';
    const MU                 = 'MU';
    const NGARN              = 'NGARN';
    const NOOK               = 'NOOK';
    const OXGANG             = 'OXGANG';
    const PERCH              = 'PERCH';
    const PERCHE             = 'PERCHE';
    const PING               = 'PING';
    const PYONG              = 'PYONG';
    const RAI                = 'RAI';
    const ROOD               = 'ROOD';
    const SECTION            = 'SECTION';
    const SHED               = 'SHED';
    const SITIO              = 'SITIO';
    const SQUARE             = 'SQUARE';
    const SQUARE_ANGSTROM    = 'SQUARE_ANGSTROM';
    const SQUARE_ASTRONOMICAL_UNIT = 'SQUARE_ASTRONOMICAL_UNIT';
    const SQUARE_ATTOMETER   = 'SQUARE_ATTOMETER';
    const SQUARE_BICRON      = 'SQUARE_BICRON';
    const SQUARE_CENTIMETER  = 'SQUARE_CENTIMETER';
    const SQUARE_CHAIN       = 'SQUARE_CHAIN';
    const SQUARE_CHAIN_ENGINEER      = 'SQUARE_CHAIN_ENGINEER';
    const SQUARE_CITY_BLOCK_US_EAST  = 'SQUARE_CITY_BLOCK_US_EAST';
    const SQUARE_CITY_BLOCK_US_WEST  = 'SQUARE_CITY_BLOCK_US_WEST';
    const SQUARE_CITY_BLOCK_US_SOUTH = 'SQUARE_CITY_BLOCK_US_SOUTH';
    const SQUARE_CUBIT       = 'SQUARE_CUBIT';
    const SQUARE_DECIMETER   = 'SQUARE_DECIMETER';
    const SQUARE_DEKAMETER   = 'SQUARE_DEKAMETER';
    const SQUARE_EXAMETER    = 'SQUARE_EXAMETER';
    const SQUARE_FATHOM      = 'SQUARE_FATHOM';
    const SQUARE_FEMTOMETER  = 'SQUARE_FEMTOMETER';
    const SQUARE_FERMI       = 'SQUARE_FERMI';
    const SQUARE_FOOT        = 'SQUARE_FOOT';
    const SQUARE_FOOT_SURVEY = 'SQUARE_FOOT_SURVEY';
    const SQUARE_FURLONG     = 'SQUARE_FURLONG';
    const SQUARE_GIGAMETER   = 'SQUARE_GIGAMETER';
    const SQUARE_HECTOMETER  = 'SQUARE_HECTOMETER';
    const SQUARE_INCH        = 'SQUARE_INCH';
    const SQUARE_INCH_SURVEY = 'SQUARE_INCH_SURVEY';
    const SQUARE_KILOMETER   = 'SQUARE_KILOMETER';
    const SQUARE_LEAGUE_NAUTIC = 'SQUARE_LEAGUE_NAUTIC';
    const SQUARE_LEAGUE      = 'SQUARE_LEAGUE';
    const SQUARE_LIGHT_YEAR  = 'SQUARE_LIGHT_YEAR';
    const SQUARE_LINK        = 'SQUARE_LINK';
    const SQUARE_LINK_ENGINEER = 'SQUARE_LINK_ENGINEER';
    const SQUARE_MEGAMETER   = 'SQUARE_MEGAMETER';
    const SQUARE_METER       = 'SQUARE_METER';
    const SQUARE_MICROINCH   = 'SQUARE_MICROINCH';
    const SQUARE_MICROMETER  = 'SQUARE_MICROMETER';
    const SQUARE_MICROMICRON = 'SQUARE_MICROMICRON';
    const SQUARE_MICRON      = 'SQUARE_MICRON';
    const SQUARE_MIL         = 'SQUARE_MIL';
    const SQUARE_MILE        = 'SQUARE_MILE';
    const SQUARE_MILE_NAUTIC = 'SQUARE_MILE_NAUTIC';
    const SQUARE_MILE_SURVEY = 'SQUARE_MILE_SURVEY';
    const SQUARE_MILLIMETER  = 'SQUARE_MILLIMETER';
    const SQUARE_MILLIMICRON = 'SQUARE_MILLIMICRON';
    const SQUARE_MYRIAMETER  = 'SQUARE_MYRIAMETER';
    const SQUARE_NANOMETER   = 'SQUARE_NANOMETER';
    const SQUARE_PARIS_FOOT  = 'SQUARE_PARIS_FOOT';
    const SQUARE_PARSEC      = 'SQUARE_PARSEC';
    const SQUARE_PERCH       = 'SQUARE_PERCH';
    const SQUARE_PERCHE      = 'SQUARE_PERCHE';
    const SQUARE_PETAMETER   = 'SQUARE_PETAMETER';
    const SQUARE_PICOMETER   = 'SQUARE_PICOMETER';
    const SQUARE_ROD         = 'SQUARE_ROD';
    const SQUARE_TENTHMETER  = 'SQUARE_TENTHMETER';
    const SQUARE_TERAMETER   = 'SQUARE_TERAMETER';
    const SQUARE_THOU        = 'SQUARE_THOU';
    const SQUARE_VARA        = 'SQUARE_VARA';
    const SQUARE_VARA_TEXAS  = 'SQUARE_VARA_TEXAS';
    const SQUARE_YARD        = 'SQUARE_YARD';
    const SQUARE_YARD_SURVEY = 'SQUARE_YARD_SURVEY';
    const SQUARE_YOCTOMETER  = 'SQUARE_YOCTOMETER';
    const SQUARE_YOTTAMETER  = 'SQUARE_YOTTAMETER';
    const STANG              = 'STANG';
    const STREMMA            = 'STREMMA';
    const TAREA              = 'TAREA';
    const TATAMI             = 'TATAMI';
    const TONDE_LAND         = 'TONDE_LAND';
    const TOWNSHIP           = 'TOWNSHIP';
    const TSUBO              = 'TSUBO';
    const TUNNLAND           = 'TUNNLAND';
    const YARD               = 'YARD';
    const VIRGATE            = 'VIRGATE';

    protected $_UNITS = array(
        'ACRE'               => array(4046.856422,      'A'),
        'ACRE_COMMERCIAL'    => array(3344.50944,       'A'),
        'ACRE_SURVEY'        => array(4046.872627,      'A'),
        'ACRE_IRELAND'       => array(6555,             'A'),
        'ARE'                => array(100,              'a'),
        'ARPENT'             => array(3418.89,          'arpent'),
        'BARN'               => array(1e-28,            'b'),
        'BOVATE'             => array(60000,            'bovate'),
        'BUNDER'             => array(10000,            'bunder'),
        'CABALLERIA'         => array(400000,           'caballeria'),
        'CABALLERIA_AMERICA' => array(450000,           'caballeria'),
        'CABALLERIA_CUBA'    => array(134200,           'caballeria'),
        'CARREAU'            => array(12900,            'carreau'),
        'CARUCATE'           => array(486000,           'carucate'),
        'CAWNEY'             => array(5400,             'cawney'),
        'CENTIARE'           => array(1,                'ca'),
        'CONG'               => array(1000,             'cong'),
        'COVER'              => array(2698,             'cover'),
        'CUERDA'             => array(3930,             'cda'),
        'DEKARE'             => array(1000,             'dekare'),
        'DESSIATINA'         => array(10925,            'dessiantina'),
        'DHUR'               => array(16.929,           'dhur'),
        'DUNUM'              => array(1000,             'dunum'),
        'DUNHAM'             => array(1000,             'dunham'),
        'FALL_SCOTS'         => array(32.15,            'fall'),
        'FALL'               => array(47.03,            'fall'),
        'FANEGA'             => array(6430,             'fanega'),
        'FARTHINGDALE'       => array(1012,             'farthingdale'),
        'HACIENDA'           => array(89600000,         'hacienda'),
        'HECTARE'            => array(10000,            'ha'),
        'HIDE'               => array(486000,           'hide'),
        'HOMESTEAD'          => array(647500,           'homestead'),
        'HUNDRED'            => array(50000000,         'hundred'),
        'JERIB'              => array(2000,             'jerib'),
        'JITRO'              => array(5755,             'jitro'),
        'JOCH'               => array(5755,             'joch'),
        'JUTRO'              => array(5755,             'jutro'),
        'JO'                 => array(1.62,             'jo'),
        'KAPPLAND'           => array(154.26,           'kappland'),
        'KATTHA'             => array(338,              'kattha'),
        'LABOR'              => array(716850,           'labor'),
        'LEGUA'              => array(17920000,         'legua'),
        'MANZANA_COSTA_RICA' => array(6988.96,          'manzana'),
        'MANZANA'            => array(10000,            'manzana'),
        'MORGEN'             => array(2500,             'morgen'),
        'MORGEN_AFRICA'      => array(8567,             'morgen'),
        'MU'                 => array(array('' => 10000, '/' => 15), 'mu'),
        'NGARN'              => array(400,              'ngarn'),
        'NOOK'               => array(80937.128,        'nook'),
        'OXGANG'             => array(60000,            'oxgang'),
        'PERCH'              => array(25.29285264,      'perch'),
        'PERCHE'             => array(34.19,            'perche'),
        'PING'               => array(3.305,            'ping'),
        'PYONG'              => array(3.306,            'pyong'),
        'RAI'                => array(1600,             'rai'),
        'ROOD'               => array(1011.7141,        'rood'),
        'SECTION'            => array(2589998.5,        'sec'),
        'SHED'               => array(10e-52,           'shed'),
        'SITIO'              => array(18000000,         'sitio'),
        'SQUARE'             => array(9.290304,         'sq'),
        'SQUARE_ANGSTROM'    => array(1.0e-20,          'A²'),
        'SQUARE_ASTRONOMICAL_UNIT'   => array(2.2379523e+22, 'AU²'),
        'SQUARE_ATTOMETER'   => array(1.0e-36,          'am²'),
        'SQUARE_BICRON'      => array(1.0e-24,          'µµ²'),
        'SQUARE_CENTIMETER'  => array(0.0001,           'cm²'),
        'SQUARE_CHAIN'       => array(404.68726,        'ch²'),
        'SQUARE_CHAIN_ENGINEER'      => array(929.03412,   'ch²'),
        'SQUARE_CITY_BLOCK_US_EAST'  => array(4.97027584,  'sq block'),
        'SQUARE_CITY_BLOCK_US_WEST'  => array(17.141056,   'sq block'),
        'SQUARE_CITY_BLOCK_US_SOUTH' => array(99.88110336, 'sq block'),
        'SQUARE_CUBIT'       => array(0.20903184,       'sq cubit'),
        'SQUARE_DECIMETER'   => array(0.01,             'dm²'),
        'SQUARE_DEKAMETER'   => array(100,              'dam²'),
        'SQUARE_EXAMETER'    => array(1.0e+36,          'Em²'),
        'SQUARE_FATHOM'      => array(3.3445228,        'fth²'),
        'SQUARE_FEMTOMETER'  => array(1.0e-30,          'fm²'),
        'SQUARE_FERMI'       => array(1.0e-30,          'f²'),
        'SQUARE_FOOT'        => array(0.09290304,       'ft²'),
        'SQUARE_FOOT_SURVEY' => array(0.092903412,      'ft²'),
        'SQUARE_FURLONG'     => array(40468.726,        'fur²'),
        'SQUARE_GIGAMETER'   => array(1.0e+18,          'Gm²'),
        'SQUARE_HECTOMETER'  => array(10000,            'hm²'),
        'SQUARE_INCH'        => array(array('' => 0.09290304,'/' => 144),  'in²'),
        'SQUARE_INCH_SURVEY' => array(array('' => 0.092903412,'/' => 144), 'in²'),
        'SQUARE_KILOMETER'   => array(1000000,          'km²'),
        'SQUARE_LEAGUE_NAUTIC' => array(3.0869136e+07,  'sq league'),
        'SQUARE_LEAGUE'      => array(2.3309986e+07,    'sq league'),
        'SQUARE_LIGHT_YEAR'  => array(8.9505412e+31,    'ly²'),
        'SQUARE_LINK'        => array(0.040468726,      'sq link'),
        'SQUARE_LINK_ENGINEER' => array(0.092903412,    'sq link'),
        'SQUARE_MEGAMETER'   => array(1.0e+12,          'Mm²'),
        'SQUARE_METER'       => array(1,                'm²'),
        'SQUARE_MICROINCH'   => array(array('' => 1.0e-6,'*' => 6.4516e-10), 'µin²'),
        'SQUARE_MICROMETER'  => array(1.0e-12,          'µm²'),
        'SQUARE_MICROMICRON' => array(1.0e-24,          'µµ²'),
        'SQUARE_MICRON'      => array(1.0e-12,          'µ²'),
        'SQUARE_MIL'         => array(6.4516e-10,       'sq mil'),
        'SQUARE_MILE'        => array(array('' => 0.09290304,'*' => 27878400), 'mi²'),
        'SQUARE_MILE_NAUTIC' => array(3429904,          'mi²'),
        'SQUARE_MILE_SURVEY' => array(2589998.5,        'mi²'),
        'SQUARE_MILLIMETER'  => array(0.000001,         'mm²'),
        'SQUARE_MILLIMICRON' => array(1.0e-18,          'mµ²'),
        'SQUARE_MYRIAMETER'  => array(1.0e+8,           'mym²'),
        'SQUARE_NANOMETER'   => array(1.0e-18,          'nm²'),
        'SQUARE_PARIS_FOOT'  => array(0.1055,           'sq paris foot'),
        'SQUARE_PARSEC'      => array(9.5214087e+32,    'pc²'),
        'SQUARE_PERCH'       => array(25.292954,        'sq perch'),
        'SQUARE_PERCHE'      => array(51.072,           'sq perche'),
        'SQUARE_PETAMETER'   => array(1.0e+30,          'Pm²'),
        'SQUARE_PICOMETER'   => array(1.0e-24,          'pm²'),
        'SQUARE_ROD'         => array(array('' => 0.092903412,'*' => 272.25), 'rd²'),
        'SQUARE_TENTHMETER'  => array(1.0e-20,          'sq tenth-meter'),
        'SQUARE_TERAMETER'   => array(1.0e+24,          'Tm²'),
        'SQUARE_THOU'        => array(6.4516e-10,       'sq thou'),
        'SQUARE_VARA'        => array(0.70258205,       'sq vara'),
        'SQUARE_VARA_TEXAS'  => array(0.71684731,       'sq vara'),
        'SQUARE_YARD'        => array(0.83612736,       'yd²'),
        'SQUARE_YARD_SURVEY' => array(0.836130708,      'yd²'),
        'SQUARE_YOCTOMETER'  => array(1.0e-48,          'ym²'),
        'SQUARE_YOTTAMETER'  => array(1.0e+48,          'Ym²'),
        'STANG'              => array(2709,             'stang'),
        'STREMMA'            => array(1000,             'stremma'),
        'TAREA'              => array(628.8,            'tarea'),
        'TATAMI'             => array(1.62,             'tatami'),
        'TONDE_LAND'         => array(5516,             'tonde land'),
        'TOWNSHIP'           => array(93239945.3196288, 'twp'),
        'TSUBO'              => array(3.3058,           'tsubo'),
        'TUNNLAND'           => array(4936.4,           'tunnland'),
        'YARD'               => array(0.83612736,       'yd'),
        'VIRGATE'            => array(120000,           'virgate'),
        'STANDARD'           => 'SQUARE_METER'
    );
}