/**
* Serialize geometries into a WKT string.
*
* @param Geometry $geometry
*
* @return string The WKT string representation of the input geometries
*/
public function write(Geometry $geometry)
{
// If geos is installed, then we take a shortcut and let it write the WKT
if (geoPHP::geosInstalled()) {
$writer = new GEOSWKTWriter();
$writer->setTrim(TRUE);
return $writer->write($geometry->geos());
}
if ($geometry->isEmpty()) {
return strtoupper($geometry->geometryType()) . ' EMPTY';
} else {
if ($data = $this->extractData($geometry)) {
return strtoupper($geometry->geometryType()) . ' (' . $data . ')';
}
}
}
public function testWKBReader_readHEX()
{
$reader = new GEOSWKBReader();
$writer = new GEOSWKTWriter();
$writer->setTrim(TRUE);
$writer->setOutputDimension(3);
// 2D LITTLE endian
$g = $reader->readHEX('010100000000000000000018400000000000001C40');
$this->assertEquals('POINT (6 7)', $writer->write($g));
$this->assertEquals(0, $g->getSRID());
// 2D BIG endian
$g = $reader->readHEX('00000000014018000000000000401C000000000000');
$this->assertEquals('POINT (6 7)', $writer->write($g));
$this->assertEquals(0, $g->getSRID());
// 2D LITTLE endian + SRID
$g = $reader->readHEX('01010000202B00000000000000000018400000000000001C40');
$this->assertEquals('POINT (6 7)', $writer->write($g));
$this->assertEquals(43, $g->getSRID());
// 2D BIG endian + SRID
$g = $reader->readHEX('00200000010000002B4018000000000000401C000000000000');
$this->assertEquals('POINT (6 7)', $writer->write($g));
$this->assertEquals(43, $g->getSRID());
// 3D LITTLE endian
$g = $reader->readHEX('010100008000000000000018400000000000001C400000000000002040');
$this->assertEquals('POINT Z (6 7 8)', $writer->write($g));
$this->assertEquals(0, $g->getSRID());
// 3D BIG endian
$g = $reader->readHEX('00800000014018000000000000401C0000000000004020000000000000');
$this->assertEquals('POINT Z (6 7 8)', $writer->write($g));
$this->assertEquals(0, $g->getSRID());
// 3D BIG endian + SRID
$g = $reader->readHEX('00A0000001000000354018000000000000401C0000000000004020000000000000');
$this->assertEquals('POINT Z (6 7 8)', $writer->write($g));
$this->assertEquals(53, $g->getSRID());
}
