floatfield.php

См. документацию.

<?php
 
namespace Bitrix\Main\ORM\Fields;
 
use Bitrix\Main\DB\SqlExpression;

class FloatField extends ScalarField
{
    protected $precision;

    protected $scale;

    public function __construct($name, $parameters = array())
    {
        parent::__construct($name, $parameters);
 
        if(isset($parameters['scale']))
        {
            $this->scale = intval($parameters['scale']);
        }
 
        if(isset($parameters['precision']))
        {
            $this->precision = intval($parameters['precision']);
        }
    }

    public function configurePrecision($precision)
    {
        $this->precision = (int) $precision;
        return $this;
    }

    public function configureScale($scale)
    {
        $this->scale = (int) $scale;
        return $this;
    }

    public function getPrecision()
    {
        return $this->precision;
    }

    public function getScale()
    {
        return $this->scale;
    }

    public function cast($value)
    {
        if ($this->is_nullable && $value === null)
        {
            return $value;
        }
 
        if ($value instanceof SqlExpression)
        {
            return $value;
        }
 
        $value = doubleval($value);
 
        if ($this->scale !== null)
        {
            $value = round($value, $this->scale);
        }
 
        return $value;
    }

    public function convertValueFromDb($value)
    {
        return $this->getConnection()->getSqlHelper()->convertFromDbFloat($value);
    }

    public function convertValueToDb($value)
    {
        if ($value instanceof SqlExpression)
        {
            return $value;
        }
 
        return $value === null && $this->is_nullable
            ? $value
            : $this->getConnection()->getSqlHelper()->convertToDbFloat($value);
    }

    public function getGetterTypeHint()
    {
        return $this->getNullableTypeHint('\\float');
    }

    public function getSetterTypeHint()
    {
        return $this->getNullableTypeHint('\\float');
    }
}