GEOS: Root.h Source File

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# Root.h

    00001 /**********************************************************************
    00002  * $Id: Root.h 2556 2009-06-06 22:22:28Z 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_IDX_BINTREE_ROOT_H
    00017 #define GEOS_IDX_BINTREE_ROOT_H
    00018
    00019 #include <geos/export.h>
    00020 #include <geos/index/bintree/NodeBase.h> // for inheritance
    00021
    00022 // Forward declarations
    00023 namespace geos {
    00024         namespace index {
    00025                 namespace bintree {
    00026                         class Interval;
    00027                         class Node;
    00028                 }
    00029         }
    00030 }
    00031
    00032 namespace geos {
    00033 namespace index { // geos::index
    00034 namespace bintree { // geos::index::bintree
    00035
    00042 class GEOS_DLL Root: public NodeBase {
    00043
    00044 private:
    00045
    00046         // the singleton root node is centred at the origin.
    00047         static double origin;
    00048
    00049         void insertContained(Node *tree,
    00050                         Interval *itemInterval,
    00051                         void* item);
    00052
    00053 public:
    00054
    00055         Root() {}
    00056
    00057         ~Root() {}
    00058
    00065         void insert(Interval *itemInterval, void* item);
    00066
    00067 protected:
    00068
    00069         bool isSearchMatch(Interval* /*interval*/) { return true; }
    00070 };
    00071
    00072 } // namespace geos::index::bintree
    00073 } // namespace geos::index
    00074 } // namespace geos
    00075
    00076 #endif // GEOS_IDX_BINTREE_ROOT_H
    00077
    00078 /**********************************************************************
    00079  * $Log$
    00080  * Revision 1.1  2006/03/22 16:01:33  strk
    00081  * indexBintree.h header split, classes renamed to match JTS
    00082  *
    00083  **********************************************************************/
    00084