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RectangleContains.h

00001 /**********************************************************************
00002  * $Id: RectangleContains.h 2781 2009-12-03 19:48:04Z mloskot $
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  * Last port: operation/predicate/RectangleContains.java rev 1.5 (JTS-1.10)
00017  *
00018  **********************************************************************/
00019 
00020 #ifndef GEOS_OP_PREDICATE_RECTANGLECONTAINS_H
00021 #define GEOS_OP_PREDICATE_RECTANGLECONTAINS_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 Geometry;
00032                 class Point;
00033                 class Coordinate;
00034                 class LineString;
00035                 //class Polygon;
00036         }
00037 }
00038 
00039 namespace geos {
00040 namespace operation { // geos::operation
00041 namespace predicate { // geos::operation::predicate
00042 
00052 class GEOS_DLL RectangleContains {
00053 
00054 private:
00055 
00056         const geom::Polygon& rectangle;
00057         const geom::Envelope& rectEnv;
00058 
00059         bool isContainedInBoundary(const geom::Geometry& geom);
00060 
00061         bool isPointContainedInBoundary(const geom::Point& geom);
00062 
00070         bool isPointContainedInBoundary(const geom::Coordinate &pt);
00071 
00079         bool isLineStringContainedInBoundary(const geom::LineString &line);
00080 
00089         bool isLineSegmentContainedInBoundary(const geom::Coordinate& p0,
00090                         const geom::Coordinate& p1);
00091 
00092 public:
00093 
00094         static bool contains(const geom::Polygon& rect, const geom::Geometry& b)
00095         {
00096                 RectangleContains rc(rect);
00097                 return rc.contains(b);
00098         }
00099 
00105         RectangleContains(const geom::Polygon& rect)
00106                 :
00107                 rectangle(rect),
00108                 rectEnv(*(rect.getEnvelopeInternal()))
00109                 {}
00110 
00111         bool contains(const geom::Geometry& geom);
00112 
00113     // Declare type as noncopyable
00114     RectangleContains(const RectangleContains& other);
00115     RectangleContains& operator=(const RectangleContains& rhs);
00116 };
00117 
00118 
00119 
00120 } // namespace geos::operation::predicate
00121 } // namespace geos::operation
00122 } // namespace geos
00123 
00124 #endif // ifndef GEOS_OP_PREDICATE_RECTANGLECONTAINS_H

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