/**
* Constructor
* @param int $lat
* @param int $lon
* @param IFieldConfiguration $config
*/
public function __construct($lat, $lon, IFieldConfiguration $config)
{
$this->latitude = $lat;
$this->longitude = $lon;
$this->configLonSegments = $config->getLonSegments();
$totalOffset = $lat * $this->configLonSegments + $lon;
$this->offset = floor($totalOffset / FieldConfiguration::BITS_PER_ITEM);
$this->bitOffset = $totalOffset % FieldConfiguration::BITS_PER_ITEM;
}
/**
* Convert point to local coordinates
* @param IFieldConfiguration $config
* @return PointConverted
*/
public function convertToLocal(IFieldConfiguration $config)
{
$offset = $this->subtract($config->getZeroPoint());
$lat = (int) round($offset->getLatitude() / $config->getLatOffset() * $config->getLatSegments());
$lon = (int) round($offset->getLongitude() / $config->getLonOffset() * $config->getLonSegments());
return new PointConverted($lat, $lon, $config);
}
