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<?php
namespace Bitrix\Location\Geometry\Converter;
use Bitrix\Location\Geometry\Type\BaseGeometry;
use Bitrix\Location\Geometry\Type\LineString;
use Bitrix\Location\Geometry\Type\MultiLineString;
use Bitrix\Location\Geometry\Type\MultiPoint;
use Bitrix\Location\Geometry\Type\MultiPolygon;
use Bitrix\Location\Geometry\Type\Point;
use Bitrix\Location\Geometry\Type\Polygon;
class ArrayConverter extends Converter
{
/**
* @param $input
* @return BaseGeometry|null
*/
public function read($input): ?BaseGeometry
{
if (
!is_array($input)
|| !isset($input['type'])
|| !is_string($input['type'])
)
{
return null;
}
$method = 'arrayTo' . $input['type'];
return method_exists($this, $method)
? $this->$method($input['coordinates'])
: null;
}
/**
* @inheritDoc
*/
public function write(BaseGeometry $geometry)
{
return $this->getArray($geometry);
}
/**
* @param BaseGeometry $geometry
* @return array
*/
private function getArray($geometry): array
{
return [
'type' => $geometry->getGeometryType(),
'coordinates' => $geometry->asArray(),
];
}
/**
* @param array $array
* @return Point
*/
private function arrayToPoint(array $array): Point
{
return new Point($array[1], $array[0]);
}
/**
* @param array $array
* @return LineString
*/
private function arrayToLineString(array $array): LineString
{
$points = [];
foreach ($array as $item)
{
$points[] = $this->arrayToPoint($item);
}
return new LineString($points);
}
/**
* @param array $array
* @return Polygon
*/
private function arrayToPolygon(array $array): Polygon
{
$lines = [];
foreach ($array as $item)
{
$lines[] = $this->arrayToLineString($item);
}
return new Polygon($lines);
}
/**
* @param array $array
* @return MultiPoint
*/
private function arrayToMultiPoint(array $array): MultiPoint
{
$points = [];
foreach ($array as $item)
{
$points[] = $this->arrayToPoint($item);
}
return new MultiPoint($points);
}
/**
* @param array $array
* @return MultiLineString
*/
private function arrayToMultiLineString(array $array): MultiLineString
{
$lines = [];
foreach ($array as $item)
{
$lines[] = $this->arrayToLineString($item);
}
return new MultiLineString($lines);
}
/**
* @param array $array
* @return MultiPolygon
*/
private function arrayToMultiPolygon(array $array): MultiPolygon
{
$polys = [];
foreach ($array as $item)
{
$polys[] = $this->arrayToPolygon($item);
}
return new MultiPolygon($polys);
}
}