GEOS: PreparedLineStringIntersects.h Source File

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# PreparedLineStringIntersects.h

    00001 /**********************************************************************
    00002  *
    00003  * GEOS - Geometry Engine Open Source
    00004  * http://geos.refractions.net
    00005  *
    00006  * Copyright (C) 2006 Refractions Research Inc.
    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  *
    00016  * Last port: geom/prep/PreparedLineStringIntersects.java r338 (JTS-1.12)
    00017  *
    00018  **********************************************************************/
    00019
    00020 #ifndef GEOS_GEOM_PREP_PREPAREDLINESTRINGINTERSECTS_H
    00021 #define GEOS_GEOM_PREP_PREPAREDLINESTRINGINTERSECTS_H
    00022
    00023 #include <geos/geom/prep/PreparedLineString.h>
    00024 #include <geos/algorithm/PointLocator.h>
    00025 #include <geos/geom/util/ComponentCoordinateExtracter.h>
    00026 #include <geos/geom/Coordinate.h>
    00027 #include <geos/noding/SegmentStringUtil.h>
    00028
    00029 namespace geos {
    00030 namespace geom { // geos::geom
    00031 namespace prep { // geos::geom::prep
    00032
    00044 class PreparedLineStringIntersects
    00045 {
    00046 public:
    00047
    00056         static bool intersects(  PreparedLineString & prep, const geom::Geometry * geom )
    00057         {
    00058                 PreparedLineStringIntersects op( prep);
    00059                 return op.intersects( geom);
    00060         }
    00061
    00065         PreparedLineStringIntersects(PreparedLineString & prep)
    00066                 : prepLine( prep)
    00067         { }
    00068
    00075         bool intersects(const geom::Geometry * g) const;
    00076
    00077 protected:
    00078         PreparedLineString & prepLine;
    00079
    00088         bool isAnyTestPointInTarget(const geom::Geometry * testGeom) const;
    00089
    00090     // Declare type as noncopyable
    00091     PreparedLineStringIntersects(const PreparedLineStringIntersects& other);
    00092     PreparedLineStringIntersects& operator=(const PreparedLineStringIntersects& rhs);
    00093 };
    00094
    00095 } // namespace geos::geom::prep
    00096 } // namespace geos::geom
    00097 } // namespace geos
    00098
    00099 #endif // GEOS_GEOM_PREP_PREPAREDLINESTRINGINTERSECTS_H
    00100