GEOS
3.6.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2016 Daniel Baston 00007 * 00008 * This is free software; you can redistribute and/or modify it under 00009 * the terms of the GNU Lesser General Public Licence as published 00010 * by the Free Software Foundation. 00011 * See the COPYING file for more information. 00012 * 00013 ********************************************************************** 00014 * 00015 * Last port: index/strtree/ItemDistance.java (JTS-1.14) 00016 * 00017 **********************************************************************/ 00018 00019 #ifndef GEOS_INDEX_STRTREE_ITEMDISTANCE_H 00020 #define GEOS_INDEX_STRTREE_ITEMDISTANCE_H 00021 00022 #include <geos/index/strtree/ItemBoundable.h> 00023 00024 namespace geos { 00025 namespace index { 00026 namespace strtree { 00027 class GEOS_DLL ItemDistance { 00028 public: 00038 virtual double distance(const ItemBoundable* item1, const ItemBoundable* item2) = 0; 00039 }; 00040 } 00041 } 00042 } 00043 00044 #endif //GEOS_ITEMDISTANCE_H