protected static function initialize()
{
// Kilogram
$kilogram = UnitOfMeasure::nativeUnitFactory('kg');
$kilogram->addAlias('kilogram');
$kilogram->addAlias('kilograms');
static::addUnit($kilogram);
static::addMissingSIPrefixedUnits($kilogram, 0.001, '%pg', ['%Pgram', '%Pgrams']);
// Tonne (metric)
$newUnit = UnitOfMeasure::linearUnitFactory('t', 1000.0);
$newUnit->addAlias('ton');
$newUnit->addAlias('tons');
$newUnit->addAlias('tonne');
$newUnit->addAlias('tonnes');
static::addUnit($newUnit);
// Pound
$newUnit = UnitOfMeasure::linearUnitFactory('lb', 0.45359237);
$newUnit->addAlias('lbs');
$newUnit->addAlias('pound');
$newUnit->addAlias('pounds');
static::addUnit($newUnit);
// Ounce
$newUnit = UnitOfMeasure::linearUnitFactory('oz', 0.45359237 / 16);
$newUnit->addAlias('ounce');
$newUnit->addAlias('ounces');
static::addUnit($newUnit);
// Stone
$newUnit = UnitOfMeasure::linearUnitFactory('st', 0.45359237 * 14);
$newUnit->addAlias('stone');
$newUnit->addAlias('stones');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Radians
$radian = UnitOfMeasure::nativeUnitFactory('rad');
$radian->addAlias('radian');
$radian->addAlias('radians');
static::addUnit($radian);
static::addMissingSIPrefixedUnits($radian, 1, '%prad', ['%Pradian', '%Pradians']);
// Degrees
$degree = UnitOfMeasure::linearUnitFactory('deg', M_PI / 180);
$degree->addAlias('°');
$degree->addAlias('degree');
$degree->addAlias('degrees');
static::addUnit($degree);
static::addMissingSIPrefixedUnits($degree, 1, '%pdeg', ['%Pdegree', '%Pdegrees']);
// Arcminute
$arcminute = UnitOfMeasure::linearUnitFactory('arcmin', M_PI / 180 / 60);
$arcminute->addAlias('′');
$arcminute->addAlias('arcminute');
$arcminute->addAlias('arcminutes');
$arcminute->addAlias('amin');
$arcminute->addAlias('am');
$arcminute->addAlias('MOA');
static::addUnit($arcminute);
// Arcsecond
$arcsecond = UnitOfMeasure::linearUnitFactory('arcsec', M_PI / 180 / 3600);
$arcsecond->addAlias('″');
$arcminute->addAlias('arcsecond');
$arcminute->addAlias('arcseconds');
$arcsecond->addAlias('asec');
$arcsecond->addAlias('as');
static::addUnit($arcsecond);
static::addMissingSIPrefixedUnits($arcsecond, 1, '%Parcsec', ['%Parcsecond', '%Parcseconds', '%pasec', '%pas']);
}
protected static function initialize()
{
// meter per second
$meterpersecond = UnitOfMeasure::nativeUnitFactory('m/s');
$meterpersecond->addAlias('meters/sec');
$meterpersecond->addAlias('meters per second');
$meterpersecond->addAlias('meter per second');
$meterpersecond->addAlias('metres per second');
$meterpersecond->addAlias('metre per second');
static::addUnit($meterpersecond);
// kilometers per hour
$newUnit = UnitOfMeasure::linearUnitFactory('km/h', 0.277778);
$newUnit->addAlias('km/hour');
$newUnit->addAlias('kilometer per hour');
$newUnit->addAlias('kilometers per hour');
$newUnit->addAlias('kilometre per hour');
$newUnit->addAlias('kilometres per hour');
static::addUnit($newUnit);
// feet per second
$newUnit = UnitOfMeasure::linearUnitFactory('ft/s', 0.3048);
$newUnit->addAlias('feet/sec');
$newUnit->addAlias('feet per second');
static::addUnit($newUnit);
// miles per hour
$newUnit = UnitOfMeasure::linearUnitFactory('mph', 0.44704);
$newUnit->addAlias('miles/hour');
$newUnit->addAlias('miles per hour');
static::addUnit($newUnit);
// knot
$newUnit = UnitOfMeasure::linearUnitFactory('knot', 0.514444);
$newUnit->addAlias('knots');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Pascal
$pascal = UnitOfMeasure::nativeUnitFactory('Pa');
$pascal->addAlias('pascal');
static::addUnit($pascal);
static::addMissingSIPrefixedUnits($pascal, 1, '%pPa', ['%Ppascal']);
// Atmosphere
$newUnit = UnitOfMeasure::linearUnitFactory('atm', 101325);
$newUnit->addAlias('atmosphere');
$newUnit->addAlias('atmospheres');
static::addUnit($newUnit);
// Bar
$bar = UnitOfMeasure::linearUnitFactory('bar', 100000.0);
static::addUnit($bar);
static::addMissingSIPrefixedUnits($bar, 1, '%pbar');
// Inch of Mercury
$newUnit = UnitOfMeasure::linearUnitFactory('inHg', 3386.389);
$newUnit->addAlias('inches of mercury');
static::addUnit($newUnit);
// Millimeter of Mercury
$newUnit = UnitOfMeasure::linearUnitFactory('mmHg', 133.3224);
$newUnit->addAlias('millimeters of mercury');
$newUnit->addAlias('millimetres of mercury');
$newUnit->addAlias('torr');
static::addUnit($newUnit);
// Pound per Square Inch
$newUnit = UnitOfMeasure::linearUnitFactory('psi', 6894.757);
$newUnit->addAlias('pounds per square inch');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Meter
$meter = UnitOfMeasure::nativeUnitFactory('m');
$meter->addAlias('meter');
$meter->addAlias('meters');
$meter->addAlias('metre');
$meter->addAlias('metres');
static::addUnit($meter);
static::addMissingSIPrefixedUnits($meter, 1, '%pm', ['%Pmeter', '%Pmeters', '%Pmetre', '%Pmetres']);
// Foot
$newUnit = UnitOfMeasure::linearUnitFactory('ft', 0.3048);
$newUnit->addAlias('foot');
$newUnit->addAlias('feet');
static::addUnit($newUnit);
// Inch
$newUnit = UnitOfMeasure::linearUnitFactory('in', 0.0254);
$newUnit->addAlias('inch');
$newUnit->addAlias('inches');
static::addUnit($newUnit);
// Mile
$newUnit = UnitOfMeasure::linearUnitFactory('mi', 1609.344);
$newUnit->addAlias('mile');
$newUnit->addAlias('miles');
static::addUnit($newUnit);
// Yard
$newUnit = UnitOfMeasure::linearUnitFactory('yd', 0.9144);
$newUnit->addAlias('yard');
$newUnit->addAlias('yards');
static::addUnit($newUnit);
}
protected static function initialize()
{
$native = UnitOfMeasure::nativeUnitFactory('u');
$native->addAlias('uvee');
$native->addAlias('uvees');
static::addUnit($native);
$unit = UnitOfMeasure::linearUnitFactory('v', 3.5);
$unit->addAlias('vorp');
$unit->addAlias('vorps');
static::addUnit($unit);
}
protected static function initialize()
{
$native = UnitOfMeasure::nativeUnitFactory('s');
$native->addAlias('sopee');
$native->addAlias('sopees');
static::addUnit($native);
$unit = UnitOfMeasure::linearUnitFactory('t', 2.5);
$unit->addAlias('tumpet');
$unit->addAlias('tumpets');
static::addUnit($unit);
}
protected static function initialize()
{
$native = UnitOfMeasure::nativeUnitFactory('l');
$native->addAlias('lupee');
$native->addAlias('lupees');
static::addUnit($native);
static::addMissingSIPrefixedUnits($native, 1, '%pl', ['%Plupee', '%Plupees']);
$unit = UnitOfMeasure::linearUnitFactory('p', 4.5);
$unit->addAlias('plurp');
$unit->addAlias('plurps');
static::addUnit($unit);
}
protected static function initialize()
{
// Second
$second = UnitOfMeasure::nativeUnitFactory('s');
$second->addAlias('sec');
$second->addAlias('secs');
$second->addAlias('second');
$second->addAlias('seconds');
static::addUnit($second);
static::addMissingSIPrefixedUnits($second, 1, '%ps', ['%Psec', '%Psecs', '%Psecond', '%Pseconds']);
// Minutes
$newUnit = UnitOfMeasure::linearUnitFactory('m', 60);
$newUnit->addAlias('min');
$newUnit->addAlias('mins');
$newUnit->addAlias('minute');
$newUnit->addAlias('minutes');
static::addUnit($newUnit);
// Hours
$newUnit = UnitOfMeasure::linearUnitFactory('h', 3600);
$newUnit->addAlias('hr');
$newUnit->addAlias('hrs');
$newUnit->addAlias('hour');
$newUnit->addAlias('hours');
static::addUnit($newUnit);
// Days
$newUnit = UnitOfMeasure::linearUnitFactory('d', 86400);
$newUnit->addAlias('day');
$newUnit->addAlias('days');
static::addUnit($newUnit);
// Weeks, understood as 7 days
$newUnit = UnitOfMeasure::linearUnitFactory('w', 604800);
$newUnit->addAlias('wk');
$newUnit->addAlias('wks');
$newUnit->addAlias('week');
$newUnit->addAlias('weeks');
static::addUnit($newUnit);
// Gregorian year, understood as 365.2425 days
$newUnit = UnitOfMeasure::linearUnitFactory('yr', 31556952);
$newUnit->addAlias('year');
$newUnit->addAlias('years');
$newUnit->addAlias('gregorian year');
$newUnit->addAlias('gregorian years');
static::addUnit($newUnit);
// Julian year, understood as 365.25 days
$newUnit = UnitOfMeasure::linearUnitFactory('jyr', 31557600);
$newUnit->addAlias('julian year');
$newUnit->addAlias('julian years');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Joule
$joule = UnitOfMeasure::nativeUnitFactory('J');
$joule->addAlias('joule');
$joule->addAlias('joules');
static::addUnit($joule);
static::addMissingSIPrefixedUnits($joule, 1, '%pJ', ['%Pjoule', '%Pjoules']);
// Watt hour
$wattHour = UnitOfMeasure::linearUnitFactory('Wh', 3600);
$wattHour->addAlias('watt hour');
$wattHour->addAlias('watt hours');
static::addUnit($wattHour);
static::addMissingSIPrefixedUnits($wattHour, 1, '%pWh', ['%Pwatt hour', '%Pwatt hours']);
}
protected static function initialize()
{
// Meter
$meter = UnitOfMeasure::nativeUnitFactory('m');
$meter->addAlias('meter');
$meter->addAlias('meters');
$meter->addAlias('metre');
$meter->addAlias('metres');
static::addUnit($meter);
static::addMissingSIPrefixedUnits($meter, 1, '%pm', ['%Pmeter', '%Pmeters', '%Pmetre', '%Pmetres']);
// Foot
$newUnit = UnitOfMeasure::linearUnitFactory('ft', 0.3048);
$newUnit->addAlias('foot');
$newUnit->addAlias('feet');
static::addUnit($newUnit);
// Inch
$newUnit = UnitOfMeasure::linearUnitFactory('in', 0.0254);
$newUnit->addAlias('inch');
$newUnit->addAlias('inches');
static::addUnit($newUnit);
// Mile
$newUnit = UnitOfMeasure::linearUnitFactory('mi', 1609.344);
$newUnit->addAlias('mile');
$newUnit->addAlias('miles');
static::addUnit($newUnit);
// Yard
$newUnit = UnitOfMeasure::linearUnitFactory('yd', 0.9144);
$newUnit->addAlias('yard');
$newUnit->addAlias('yards');
static::addUnit($newUnit);
// Nautical mile
$newUnit = UnitOfMeasure::linearUnitFactory('M', 1852);
$newUnit->addAlias('nautical mile');
$newUnit->addAlias('nautical miles');
$newUnit->addAlias('nmi');
$newUnit->addAlias('NM');
static::addUnit($newUnit);
// Scandinavian mil
$newUnit = UnitOfMeasure::linearUnitFactory('mil', 10000);
static::addUnit($newUnit);
// Astronomical Unit
$newUnit = UnitOfMeasure::linearUnitFactory('AU', 149597870700);
$newUnit->addAlias('au');
$newUnit->addAlias('astronomical unit');
$newUnit->addAlias('astronomical units');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Meters squared
$metersquared = UnitOfMeasure::nativeUnitFactory('m^2');
$metersquared->addAlias('m²');
$metersquared->addAlias('meter squared');
$metersquared->addAlias('meters squared');
$metersquared->addAlias('metre squared');
$metersquared->addAlias('metres squared');
static::addUnit($metersquared);
// Millimeter squared
$newUnit = UnitOfMeasure::linearUnitFactory('mm^2', 1.0E-6);
$newUnit->addAlias('mm²');
$newUnit->addAlias('millimeter squared');
$newUnit->addAlias('millimeters squared');
$newUnit->addAlias('millimetre squared');
$newUnit->addAlias('millimetres squared');
static::addUnit($newUnit);
// Centimeter squared
$newUnit = UnitOfMeasure::linearUnitFactory('cm^2', 0.0001);
$newUnit->addAlias('cm²');
$newUnit->addAlias('centimeter squared');
$newUnit->addAlias('centimeters squared');
$newUnit->addAlias('centimetre squared');
$newUnit->addAlias('centimetres squared');
static::addUnit($newUnit);
// Decimeter squared
$newUnit = UnitOfMeasure::linearUnitFactory('dm^2', 0.01);
$newUnit->addAlias('dm²');
$newUnit->addAlias('decimeter squared');
$newUnit->addAlias('decimeters squared');
$newUnit->addAlias('decimetre squared');
$newUnit->addAlias('decimetres squared');
static::addUnit($newUnit);
// Kilometer squared
$newUnit = UnitOfMeasure::linearUnitFactory('km^2', 1000000.0);
$newUnit->addAlias('km²');
$newUnit->addAlias('kilometer squared');
$newUnit->addAlias('kilometers squared');
$newUnit->addAlias('kilometre squared');
$newUnit->addAlias('kilometres squared');
static::addUnit($newUnit);
// Foot squared
$newUnit = UnitOfMeasure::linearUnitFactory('ft^2', 0.09290304000000001);
$newUnit->addAlias('ft²');
$newUnit->addAlias('foot squared');
$newUnit->addAlias('feet squared');
static::addUnit($newUnit);
// Inch squared
$newUnit = UnitOfMeasure::linearUnitFactory('in^2', 0.00064516);
$newUnit->addAlias('in²');
$newUnit->addAlias('inch squared');
$newUnit->addAlias('inches squared');
static::addUnit($newUnit);
// Mile squared
$newUnit = UnitOfMeasure::linearUnitFactory('mi^2', 2589988.0);
$newUnit->addAlias('mi²');
$newUnit->addAlias('mile squared');
$newUnit->addAlias('miles squared');
static::addUnit($newUnit);
// Yard squared
$newUnit = UnitOfMeasure::linearUnitFactory('yd^2', 0.8361274);
$newUnit->addAlias('yd²');
$newUnit->addAlias('yard squared');
$newUnit->addAlias('yards squared');
static::addUnit($newUnit);
// Are
$newUnit = UnitOfMeasure::linearUnitFactory('a', 100);
$newUnit->addAlias('are');
$newUnit->addAlias('ares');
static::addUnit($newUnit);
// Decare
$newUnit = UnitOfMeasure::linearUnitFactory('daa', 1000);
$newUnit->addAlias('decare');
$newUnit->addAlias('decares');
static::addUnit($newUnit);
// Hectare
$newUnit = UnitOfMeasure::linearUnitFactory('ha', 10000);
$newUnit->addAlias('hectare');
$newUnit->addAlias('hectares');
static::addUnit($newUnit);
// International Acre
$newUnit = UnitOfMeasure::linearUnitFactory('ac', 4046.8564224);
$newUnit->addAlias('acre');
$newUnit->addAlias('acres');
static::addUnit($newUnit);
}
public function testCreatingNewUnitsForQuantities()
{
// New units of measure can be defined and registered
// with physical quantities on the fly.
// Here, we create three new units, demonstrating the 3
// different methods for instantiating them. These units
// will exist in addition to the units that come 'out of
// the box' for the given quantity, once they're registered
// with the static addUnit().
// The linear unit factory is useful for defining new
// units that are a simple scaling factor conversion
// to the quantity's native unit of measure.
// In this case there are 4.5 bbbb's in the native unit of measure.
$unitA = UnitOfMeasure::linearUnitFactory('bbbb', 4.5);
Wigginess::addUnit($unitA);
// Using the native unit factory method is equivalent to a
// linear unit with a factor of 1. It's convenient for creating
// a unit to represent the native unit of measure.
$unitB = UnitOfMeasure::nativeUnitFactory('aaaa');
Wigginess::addUnit($unitB);
// The long form constructor is necessary for units
// that don't have simple scaling factor functions for
// their conversions. For this unit we'll also add 2 more
// aliases (dddd and eeee) that serve as equivalent names
// for the unit's real name (cccc).
$unitC = new UnitOfMeasure('cccc', function ($valueInNativeUnit) {
return $valueInNativeUnit - 100;
}, function ($valueInThisUnit) {
return $valueInThisUnit + 100;
});
$unitC->addAlias('dddd');
$unitC->addAlias('eeee');
Wigginess::addUnit($unitC);
// Here we can see that the units defined above
// convert as expected with the built-in units.
$a = new Wigginess(21, 'sopees');
$this->assertSame(21, $a->toUnit('aaaa'));
$this->assertSame(21 / 4.5, $a->toUnit('bbbb'));
$this->assertSame(21 - 100, $a->toUnit('cccc'));
$this->assertSame(21 - 100, $a->toUnit('dddd'));
$this->assertSame(21 - 100, $a->toUnit('eeee'));
$b = new Wigginess(21, 'tumpets');
$this->assertSame(21 * 2.5, $b->toUnit('aaaa'));
$this->assertSame(21 / 4.5 * 2.5, $b->toUnit('bbbb'));
$this->assertSame(21 * 2.5 - 100, $b->toUnit('cccc'));
$this->assertSame(21 * 2.5 - 100, $b->toUnit('dddd'));
$this->assertSame(21 * 2.5 - 100, $b->toUnit('eeee'));
}
protected static function initialize()
{
// Cubic meter
$cubicmeter = UnitOfMeasure::nativeUnitFactory('m^3');
$cubicmeter->addAlias('m³');
$cubicmeter->addAlias('cubic meter');
$cubicmeter->addAlias('cubic meters');
$cubicmeter->addAlias('cubic metre');
$cubicmeter->addAlias('cubic metres');
static::addUnit($cubicmeter);
// Cubic millimeter
$newUnit = UnitOfMeasure::linearUnitFactory('mm^3', 1.0E-9);
$newUnit->addAlias('mm³');
$newUnit->addAlias('cubic millimeter');
$newUnit->addAlias('cubic millimeters');
$newUnit->addAlias('cubic millimetre');
$newUnit->addAlias('cubic millimetres');
static::addUnit($newUnit);
// Cubic centimeter
$newUnit = UnitOfMeasure::linearUnitFactory('cm^3', 1.0E-6);
$newUnit->addAlias('cm³');
$newUnit->addAlias('cubic centimeter');
$newUnit->addAlias('cubic centimeters');
$newUnit->addAlias('cubic centimetre');
$newUnit->addAlias('cubic centimetres');
static::addUnit($newUnit);
// Cubic decimeter
$newUnit = UnitOfMeasure::linearUnitFactory('dm^3', 0.001);
$newUnit->addAlias('dm³');
$newUnit->addAlias('cubic decimeter');
$newUnit->addAlias('cubic decimeters');
$newUnit->addAlias('cubic decimetre');
$newUnit->addAlias('cubic decimetres');
static::addUnit($newUnit);
// Cubic kilometer
$newUnit = UnitOfMeasure::linearUnitFactory('km^3', 1000000000.0);
$newUnit->addAlias('km³');
$newUnit->addAlias('cubic kilometer');
$newUnit->addAlias('cubic kilometers');
$newUnit->addAlias('cubic kilometre');
$newUnit->addAlias('cubic kilometres');
static::addUnit($newUnit);
// Cubic foot
$newUnit = UnitOfMeasure::linearUnitFactory('ft^3', 0.02831685);
$newUnit->addAlias('ft³');
$newUnit->addAlias('cubic foot');
$newUnit->addAlias('cubic feet');
static::addUnit($newUnit);
// Cubic inch
$newUnit = UnitOfMeasure::linearUnitFactory('in^3', 1.638706E-5);
$newUnit->addAlias('in³');
$newUnit->addAlias('cubic inch');
$newUnit->addAlias('cubic inches');
static::addUnit($newUnit);
// Cubic yard
$newUnit = UnitOfMeasure::linearUnitFactory('yd^3', 0.7645549);
$newUnit->addAlias('yd³');
$newUnit->addAlias('cubic yard');
$newUnit->addAlias('cubic yards');
static::addUnit($newUnit);
// Milliliters
$newUnit = UnitOfMeasure::linearUnitFactory('ml', 1.0E-6);
$newUnit->addAlias('milliliter');
$newUnit->addAlias('milliliters');
$newUnit->addAlias('millilitre');
$newUnit->addAlias('millilitres');
static::addUnit($newUnit);
// Centiliters
$newUnit = UnitOfMeasure::linearUnitFactory('cl', 1.0E-5);
$newUnit->addAlias('centiliter');
$newUnit->addAlias('centiliters');
$newUnit->addAlias('centilitre');
$newUnit->addAlias('centilitres');
static::addUnit($newUnit);
// Deciliter
$newUnit = UnitOfMeasure::linearUnitFactory('dl', 0.0001);
$newUnit->addAlias('deciliter');
$newUnit->addAlias('deciliters');
$newUnit->addAlias('decilitre');
$newUnit->addAlias('decilitres');
static::addUnit($newUnit);
// Liter
$newUnit = UnitOfMeasure::linearUnitFactory('l', 0.001);
$newUnit->addAlias('liter');
$newUnit->addAlias('liters');
$newUnit->addAlias('litre');
$newUnit->addAlias('litres');
static::addUnit($newUnit);
// Decaliter
$newUnit = UnitOfMeasure::linearUnitFactory('dal', 0.01);
$newUnit->addAlias('decaliter');
$newUnit->addAlias('decaliters');
$newUnit->addAlias('decalitre');
$newUnit->addAlias('decalitres');
static::addUnit($newUnit);
// Hectoliter
$newUnit = UnitOfMeasure::linearUnitFactory('hl', 0.1);
$newUnit->addAlias('hectoliter');
$newUnit->addAlias('hectoliters');
$newUnit->addAlias('hectolitre');
$newUnit->addAlias('hectolitres');
static::addUnit($newUnit);
// Cup
$newUnit = UnitOfMeasure::linearUnitFactory('cup', 0.0002365882);
$newUnit->addAlias('cup');
$newUnit->addAlias('cups');
static::addUnit($newUnit);
}
protected static function initialize()
{
// Kelvin
$kelvin = UnitOfMeasure::nativeUnitFactory('K');
$kelvin->addAlias('°K');
$kelvin->addAlias('kelvin');
static::addUnit($kelvin);
static::addMissingSIPrefixedUnits($kelvin, 1, '%pK', ['%Pkelvin']);
// Degree Celsius
$newUnit = new UnitOfMeasure('°C', function ($x) {
return $x - 273.15;
}, function ($x) {
return $x + 273.15;
});
$newUnit->addAlias('C');
$newUnit->addAlias('celsius');
static::addUnit($newUnit);
// Degree Fahrenheit
$newUnit = new UnitOfMeasure('°F', function ($x) {
return $x * 9 / 5 - 459.67;
}, function ($x) {
return ($x + 459.67) * 5 / 9;
});
$newUnit->addAlias('F');
$newUnit->addAlias('fahrenheit');
static::addUnit($newUnit);
// Degree Rankine
$newUnit = UnitOfMeasure::linearUnitFactory('°R', 5 / 9);
$newUnit->addAlias('R');
$newUnit->addAlias('rankine');
static::addUnit($newUnit);
// Degree Delisle
$newUnit = new UnitOfMeasure('°De', function ($x) {
return (373.15 - $x) * 3 / 2;
}, function ($x) {
return 373.15 - $x * 2 / 3;
});
$newUnit->addAlias('De');
$newUnit->addAlias('delisle');
static::addUnit($newUnit);
// Degree Newton
$newUnit = new UnitOfMeasure('°N', function ($x) {
return ($x - 273.15) * 33 / 100;
}, function ($x) {
return $x * 100 / 33 + 273.15;
});
$newUnit->addAlias('N');
$newUnit->addAlias('newton');
static::addUnit($newUnit);
// Degree Réaumur
$newUnit = new UnitOfMeasure('°Ré', function ($x) {
return ($x - 273.15) * 4 / 5;
}, function ($x) {
return $x * 5 / 4 + 273.15;
});
$newUnit->addAlias('°Re');
$newUnit->addAlias('Ré');
$newUnit->addAlias('Re');
$newUnit->addAlias('réaumur');
$newUnit->addAlias('reaumur');
static::addUnit($newUnit);
// Degree Rømer
$newUnit = new UnitOfMeasure('°Rø', function ($x) {
return ($x - 273.15) * 21 / 40 + 7.5;
}, function ($x) {
return ($x - 7.5) * 40 / 21 + 273.15;
});
$newUnit->addAlias('°Ro');
$newUnit->addAlias('Rø');
$newUnit->addAlias('Ro');
$newUnit->addAlias('rømer');
$newUnit->addAlias('romer');
static::addUnit($newUnit);
}
protected static function initialize()
{
$unit = UnitOfMeasure::linearUnitFactory('x', 4.5);
$unit->addAlias('foo');
static::addUnit($unit);
}
protected static function initialize()
{
// Cubic meter
$cubicmeter = UnitOfMeasure::nativeUnitFactory('m^3');
$cubicmeter->addAlias('m³');
$cubicmeter->addAlias('cubic meter');
$cubicmeter->addAlias('cubic meters');
$cubicmeter->addAlias('cubic metre');
$cubicmeter->addAlias('cubic metres');
static::addUnit($cubicmeter);
// Cubic millimeter
$newUnit = UnitOfMeasure::linearUnitFactory('mm^3', 1.0E-9);
$newUnit->addAlias('mm³');
$newUnit->addAlias('cubic millimeter');
$newUnit->addAlias('cubic millimeters');
$newUnit->addAlias('cubic millimetre');
$newUnit->addAlias('cubic millimetres');
static::addUnit($newUnit);
// Cubic centimeter
$newUnit = UnitOfMeasure::linearUnitFactory('cm^3', 1.0E-6);
$newUnit->addAlias('cm³');
$newUnit->addAlias('cubic centimeter');
$newUnit->addAlias('cubic centimeters');
$newUnit->addAlias('cubic centimetre');
$newUnit->addAlias('cubic centimetres');
static::addUnit($newUnit);
// Cubic decimeter
$newUnit = UnitOfMeasure::linearUnitFactory('dm^3', 0.001);
$newUnit->addAlias('dm³');
$newUnit->addAlias('cubic decimeter');
$newUnit->addAlias('cubic decimeters');
$newUnit->addAlias('cubic decimetre');
$newUnit->addAlias('cubic decimetres');
static::addUnit($newUnit);
// Cubic kilometer
$newUnit = UnitOfMeasure::linearUnitFactory('km^3', 1000000000.0);
$newUnit->addAlias('km³');
$newUnit->addAlias('cubic kilometer');
$newUnit->addAlias('cubic kilometers');
$newUnit->addAlias('cubic kilometre');
$newUnit->addAlias('cubic kilometres');
static::addUnit($newUnit);
// Cubic foot
$newUnit = UnitOfMeasure::linearUnitFactory('ft^3', 0.02831685);
$newUnit->addAlias('ft³');
$newUnit->addAlias('cubic foot');
$newUnit->addAlias('cubic feet');
static::addUnit($newUnit);
// Cubic inch
$newUnit = UnitOfMeasure::linearUnitFactory('in^3', 1.638706E-5);
$newUnit->addAlias('in³');
$newUnit->addAlias('cubic inch');
$newUnit->addAlias('cubic inches');
static::addUnit($newUnit);
// Cubic yard
$newUnit = UnitOfMeasure::linearUnitFactory('yd^3', 0.7645549);
$newUnit->addAlias('yd³');
$newUnit->addAlias('cubic yard');
$newUnit->addAlias('cubic yards');
static::addUnit($newUnit);
// Milliliters
$newUnit = UnitOfMeasure::linearUnitFactory('ml', 1.0E-6);
$newUnit->addAlias('milliliter');
$newUnit->addAlias('milliliters');
$newUnit->addAlias('millilitre');
$newUnit->addAlias('millilitres');
static::addUnit($newUnit);
// Centiliters
$newUnit = UnitOfMeasure::linearUnitFactory('cl', 1.0E-5);
$newUnit->addAlias('centiliter');
$newUnit->addAlias('centiliters');
$newUnit->addAlias('centilitre');
$newUnit->addAlias('centilitres');
static::addUnit($newUnit);
// Deciliter
$newUnit = UnitOfMeasure::linearUnitFactory('dl', 0.0001);
$newUnit->addAlias('deciliter');
$newUnit->addAlias('deciliters');
$newUnit->addAlias('decilitre');
$newUnit->addAlias('decilitres');
static::addUnit($newUnit);
// Liter
$newUnit = UnitOfMeasure::linearUnitFactory('l', 0.001);
$newUnit->addAlias('liter');
$newUnit->addAlias('liters');
$newUnit->addAlias('litre');
$newUnit->addAlias('litres');
static::addUnit($newUnit);
// Decaliter
$newUnit = UnitOfMeasure::linearUnitFactory('dal', 0.01);
$newUnit->addAlias('decaliter');
$newUnit->addAlias('decaliters');
$newUnit->addAlias('decalitre');
$newUnit->addAlias('decalitres');
static::addUnit($newUnit);
// Hectoliter
$newUnit = UnitOfMeasure::linearUnitFactory('hl', 0.1);
$newUnit->addAlias('hectoliter');
$newUnit->addAlias('hectoliters');
$newUnit->addAlias('hectolitre');
$newUnit->addAlias('hectolitres');
static::addUnit($newUnit);
// Cup
$newUnit = UnitOfMeasure::linearUnitFactory('cup', 0.0002365882);
$newUnit->addAlias('cup');
$newUnit->addAlias('cups');
static::addUnit($newUnit);
// teaspoon
$newUnit = UnitOfMeasure::linearUnitFactory('tsp', 4.92892E-6);
$newUnit->addAlias('teaspoon');
$newUnit->addAlias('teaspoons');
static::addUnit($newUnit);
// tablespoon
$newUnit = UnitOfMeasure::linearUnitFactory('tbsp', 1.478676E-5);
$newUnit->addAlias('tablespoon');
$newUnit->addAlias('tablespoons');
static::addUnit($newUnit);
// Gallon
$newUnit = UnitOfMeasure::linearUnitFactory('gal', 0.0037854118);
$newUnit->addAlias('gallon');
$newUnit->addAlias('gallons');
$newUnit->addAlias('us gal');
static::addUnit($newUnit);
// Quart
$newUnit = UnitOfMeasure::linearUnitFactory('qt', 0.00094635295);
$newUnit->addAlias('quart');
$newUnit->addAlias('quarts');
$newUnit->addAlias('qts');
$newUnit->addAlias('liq qt');
static::addUnit($newUnit);
// Fluid Ounce
$newUnit = UnitOfMeasure::linearUnitFactory('fl oz', 2.957353E-5);
$newUnit->addAlias('fluid ounce');
$newUnit->addAlias('fluid ounces');
$newUnit->addAlias('fluid oz');
$newUnit->addAlias('fl. oz.');
$newUnit->addAlias('oz. fl.');
static::addUnit($newUnit);
// Pint
$newUnit = UnitOfMeasure::linearUnitFactory('pt', 0.000473176475);
$newUnit->addAlias('pint');
$newUnit->addAlias('pints');
$newUnit->addAlias('liq pt');
static::addUnit($newUnit);
}
