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# RectangleIntersects.h

    00001 /**********************************************************************
    00002  *
    00003  * GEOS - Geometry Engine Open Source
    00004  * http://geos.refractions.net
    00005  *
    00006  * Copyright (C) 2011 Sandro Santilli <strk@keybit.net>
    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  * Last port: operation/predicate/RectangleIntersects.java r378 (JTS-1.12)
    00017  *
    00018  **********************************************************************/
    00019
    00020 #ifndef GEOS_OP_PREDICATE_RECTANGLEINTERSECTS_H
    00021 #define GEOS_OP_PREDICATE_RECTANGLEINTERSECTS_H
    00022
    00023 #include <geos/export.h>
    00024
    00025 #include <geos/geom/Polygon.h> // for inlines
    00026
    00027 // Forward declarations
    00028 namespace geos {
    00029         namespace geom {
    00030                 class Envelope;
    00031                 //class Polygon;
    00032         }
    00033 }
    00034
    00035 namespace geos {
    00036 namespace operation { // geos::operation
    00037 namespace predicate { // geos::operation::predicate
    00038
    00052 class GEOS_DLL RectangleIntersects {
    00053
    00054 private:
    00055
    00056         const geom::Polygon &rectangle;
    00057
    00058         const geom::Envelope &rectEnv;
    00059
    00060     // Declare type as noncopyable
    00061     RectangleIntersects(const RectangleIntersects& other);
    00062     RectangleIntersects& operator=(const RectangleIntersects& rhs);
    00063
    00064 public:
    00065
    00071         RectangleIntersects(const geom::Polygon &newRect)
    00072                 :
    00073                 rectangle(newRect),
    00074                 rectEnv(*(newRect.getEnvelopeInternal()))
    00075         {}
    00076
    00077         bool intersects(const geom::Geometry& geom);
    00078
    00086         static bool intersects(const geom::Polygon &rectangle,
    00087                         const geom::Geometry &b)
    00088         {
    00089                 RectangleIntersects rp(rectangle);
    00090                 return rp.intersects(b);
    00091         }
    00092
    00093 };
    00094
    00095
    00096 } // namespace geos::operation::predicate
    00097 } // namespace geos::operation
    00098 } // namespace geos
    00099
    00100 #endif // ifndef GEOS_OP_PREDICATE_RECTANGLEINTERSECTS_H