37 lines
702 B
PHP
37 lines
702 B
PHP
<?php
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namespace App\Support\Units;
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/**
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* Class Velocity
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* @package App\Support\Units
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*/
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class Velocity extends \PhpUnitsOfMeasure\PhysicalQuantity\Velocity
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{
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/**
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* The unit that this is stored as
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*/
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public const STORAGE_UNIT = 'knot';
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/**
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* @return string
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*/
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public function __toString()
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{
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$unit = setting('general.speed_unit');
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$value = $this->toUnit($unit);
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return (string) round($value, 2);
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}
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/**
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* For the HTTP Resource call
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*/
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public function toJson()
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{
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return [
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'knot' => round($this->toUnit('knot'), 2),
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'km/h' => round($this->toUnit('km/h'), 2),
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];
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}
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}
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