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<?php |
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declare(strict_types=1); |
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namespace PrinsFrank\PhpGeoSVG\Geometry\GeometryObject; |
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use PrinsFrank\PhpGeoSVG\Exception\InvalidPositionException; |
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use PrinsFrank\PhpGeoSVG\Exception\NotImplementedException; |
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use PrinsFrank\PhpGeoSVG\Geometry\Position\Position; |
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class GeometryObjectFactory |
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{ |
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/** |
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* @throws NotImplementedException |
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* @throws InvalidPositionException |
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*/ |
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public static function createForGeoJsonFeatureGeometry(array $featureGeometry): ?GeometryObject |
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{ |
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return match ($featureGeometry['type']) { |
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'LineString' => self::createForLineStringCoordinates($featureGeometry['coordinates']), |
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'MultiLineString' => self::createForMultiLineStringCoordinates($featureGeometry['coordinates']), |
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'MultiPoint' => self::createForMultiPointCoordinates($featureGeometry['coordinates']), |
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'MultiPolygon' => self::createForMultiPolygonCoordinates($featureGeometry['coordinates']), |
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'Point' => self::createForPointCoordinates($featureGeometry['coordinates']), |
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'Polygon' => self::createForPolygonCoordinates($featureGeometry['coordinates']), |
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default => throw new NotImplementedException('Feature geometries of type "' . $featureGeometry['type'] . '" are currently not supported') |
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}; |
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} |
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/** |
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* @throws InvalidPositionException |
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*/ |
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public static function createForLineStringCoordinates(array $coordinates): LineString |
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{ |
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$lineString = new LineString(); |
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foreach ($coordinates as $coordinate) { |
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$lineString->addPosition(new Position($coordinate[0], $coordinate[1], $coordinate[2] ?? null)); |
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} |
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return $lineString; |
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} |
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/** |
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* @throws InvalidPositionException |
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*/ |
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public static function createForMultiLineStringCoordinates(array $coordinates): MultiLineString |
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{ |
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$multiLineString = new MultiLineString(); |
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foreach ($coordinates as $lineStringCoordinates) { |
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$multiLineString->addLineString(self::createForLineStringCoordinates($lineStringCoordinates)); |
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} |
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return $multiLineString; |
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} |
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public static function createForMultiPointCoordinates(array $coordinates): MultiPoint |
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{ |
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$multiPoint = new MultiPoint(); |
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foreach ($coordinates as $coordinate) { |
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$multiPoint->addPoint(self::createForPointCoordinates($coordinate)); |
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} |
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return $multiPoint; |
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} |
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/** |
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* @throws InvalidPositionException |
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*/ |
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public static function createForMultiPolygonCoordinates(array $coordinates): MultiPolygon |
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{ |
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$multiPolygon = new MultiPolygon(); |
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foreach ($coordinates as $polygonCoordinates) { |
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$polygon = self::createForPolygonCoordinates($polygonCoordinates); |
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if (null === $polygon) { |
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continue; |
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} |
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$multiPolygon->addPolygon($polygon); |
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} |
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return $multiPolygon; |
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} |
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/** |
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* @throws InvalidPositionException |
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*/ |
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public static function createForPointCoordinates(array $coordinates): Point |
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{ |
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return new Point(new Position($coordinates[0], $coordinates[1], $coordinates[2] ?? null)); |
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} |
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/** |
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* @throws InvalidPositionException |
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*/ |
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public static function createForPolygonCoordinates(array $coordinates): ?Polygon |
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{ |
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$exteriorCoordinates = array_shift($coordinates); |
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if (null === $exteriorCoordinates) { |
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return null; |
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} |
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$polygon = new Polygon(self::createForLineStringCoordinates($exteriorCoordinates)); |
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foreach ($coordinates as $lineStringData) { |
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$polygon->addInteriorRing(self::createForLineStringCoordinates($lineStringData)); |
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} |
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return $polygon; |
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} |
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} |
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PrinsFrank /
php-geo-svg
