first import

sites/all/modules/geophp/geoPHP/lib/adapters/GeoAdapter.class.php

@@ -0,0 +1,31 @@
+<?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);
+  
+}