/**
* Format coordinates
*
* @param float $lat Latitude
* @param float $lon Longitude
* @param string $format Format
*
* @return array X, Y or lat, lon
*/
public static function format($lat, $lon, $format)
{
$wgs84 = new WGS84Position($lat, $lon);
switch ($format) {
case 'wgs84_dms':
return array($wgs84->latitudeToString(WGS84Format::DEGREES_MINUTES_SECONDS), $wgs84->longitudeToString(WGS84Format::DEGREES_MINUTES_SECONDS));
case 'wgs84_dm':
return array($wgs84->latitudeToString(WGS84Format::DEGREES_MINUTES), $wgs84->longitudeToString(WGS84Format::DEGREES_MINUTES));
case 'wgs84_dd':
case 'wgs84_decimal':
return array($wgs84->latitudeToString(WGS84Format::DEGREES), $wgs84->longitudeToString(WGS84Format::DEGREES));
case 'rt90':
$rtPos = new RT90Position($wgs84, RT90Projection::RT90_2_5_GON_V);
$x = (double) round($rtPos->getLatitude() * 1000) / 1000;
$y = (double) round($rtPos->getLongitude() * 1000) / 1000;
return array($x, $y);
case 'sweref99':
$rtPos = new SWEREF99Position($wgs84, SWEREFProjection::SWEREF_99_TM);
$x = (double) round($rtPos->getLatitude() * 1000) / 1000;
$y = (double) round($rtPos->getLongitude() * 1000) / 1000;
return array($x, $y);
}
}
public function testSwerefToWGS84()
{
$swePos = new SWEREF99Position(6652797.165, 658185.201);
$wgsPos = $swePos->toWGS84();
// String values from Lantmateriet.se, they convert DMS only.
// Reference: http://www.lantmateriet.se/templates/LMV_Enkelkoordinattransformation.aspx?id=11500
$latDmsStringFromLM = "N 59º 58' 55,23001\"";
$lonDmsStringFromLM = "E 17º 50' 6,11997\"";
$this->assertEquals($latDmsStringFromLM, $wgsPos->latitudeToString(WGS84Format::DEGREES_MINUTES_SECONDS));
$this->assertEquals($lonDmsStringFromLM, $wgsPos->longitudeToString(WGS84Format::DEGREES_MINUTES_SECONDS));
}
public static function WGS84ToSWEREF99($latitude, $longitude)
{
$position = new WGS84Position($latitude, $longitude);
$rtPos = new SWEREF99Position($position, SWEREFProjection::SWEREF_99_TM);
return array($rtPos->getLatitude(), $rtPos->getLongitude());
}