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# AbstractNode.h

    00001 /**********************************************************************
    00002  * $Id: AbstractNode.h 2724 2009-11-19 18:52:45Z strk $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2006 Refractions Research Inc.
    00008  *
    00009  * This is free software; you can redistribute and/or modify it under
    00010  * the terms of the GNU Lesser General Public Licence as published
    00011  * by the Free Software Foundation.
    00012  * See the COPYING file for more information.
    00013  *
    00014  **********************************************************************/
    00015
    00016 #ifndef GEOS_INDEX_STRTREE_ABSTRACTNODE_H
    00017 #define GEOS_INDEX_STRTREE_ABSTRACTNODE_H
    00018
    00019 #include <geos/export.h>
    00020 #include <geos/index/strtree/Boundable.h> // for inheritance
    00021
    00022 #include <vector>
    00023
    00024 namespace geos {
    00025 namespace index { // geos::index
    00026 namespace strtree { // geos::index::strtree
    00027
    00038 class GEOS_DLL AbstractNode: public Boundable {
    00039 private:
    00040         std::vector<Boundable*> childBoundables;
    00041         int level;
    00042 public:
    00043         AbstractNode(int newLevel, int capacity=10);
    00044         virtual ~AbstractNode();
    00045
    00046         // TODO: change signature to return by ref,
    00047         // document ownership of the return
    00048         inline std::vector<Boundable*>* getChildBoundables() {
    00049                 return &childBoundables;
    00050         }
    00051
    00052         // TODO: change signature to return by ref,
    00053         // document ownership of the return
    00054         inline const std::vector<Boundable*>* getChildBoundables() const {
    00055                 return &childBoundables;
    00056         }
    00057
    00070         const void* getBounds() const;
    00071
    00072         int getLevel();
    00073
    00074         void addChildBoundable(Boundable *childBoundable);
    00075
    00076 protected:
    00077
    00078         virtual void* computeBounds() const=0;
    00079
    00080         mutable void* bounds;
    00081 };
    00082
    00083
    00084 } // namespace geos::index::strtree
    00085 } // namespace geos::index
    00086 } // namespace geos
    00087
    00088 #endif // GEOS_INDEX_STRTREE_ABSTRACTNODE_H
    00089
    00090 /**********************************************************************
    00091  * $Log$
    00092  * Revision 1.1  2006/03/21 10:47:34  strk
    00093  * indexStrtree.h split
    00094  *
    00095  **********************************************************************/
    00096