<?php
/*
 * (c) Patrick Hayes 2011
 *
 * This code is open-source and licenced under the Modified BSD License.
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * GeoAdapter : abstract class which represents an adapter
 * for reading and writing to and from Geomtry objects
 *
 */
abstract class GeoAdapter
{
	/**
	 * Read input and return a Geomtry or GeometryCollection
	 *
	 * @return Geometry|GeometryCollection
	 */
	abstract public function read($input);

	/**
	 * Write out a Geomtry or GeometryCollection in the adapter's format
	 *
	 * @return mixed
	 */
	abstract public function write(Geometry $geometry);
}