GEOS  3.3.3
CommonBitsOp.h
1 /**********************************************************************
2  * $Id: CommonBitsOp.h 3255 2011-03-01 17:56:10Z mloskot $
3  *
4  * GEOS - Geometry Engine Open Source
5  * http://geos.refractions.net
6  *
7  * Copyright (C) 2005-2006 Refractions Research Inc.
8  *
9  * This is free software; you can redistribute and/or modify it under
10  * the terms of the GNU Lesser General Public Licence as published
11  * by the Free Software Foundation.
12  * See the COPYING file for more information.
13  *
14  **********************************************************************/
15 
16 #ifndef GEOS_PRECISION_COMMONBITSOP_H
17 #define GEOS_PRECISION_COMMONBITSOP_H
18 
19 #include <geos/export.h>
20 #include <geos/precision/CommonBitsRemover.h> // for auto_ptr composition
21 
22 #include <vector>
23 #include <memory>
24 
25 #ifdef _MSC_VER
26 #pragma warning(push)
27 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
28 #endif
29 
30 namespace geos {
31  namespace geom {
32  class Geometry;
33  }
34  namespace precision {
35  //class CommonBitsRemover;
36  }
37 }
38 
39 namespace geos {
40 namespace precision { // geos.precision
41 
51 class GEOS_DLL CommonBitsOp {
52 
53 private:
54 
55  bool returnToOriginalPrecision;
56 
57  std::auto_ptr<CommonBitsRemover> cbr;
58 
67  geom::Geometry* removeCommonBits(const geom::Geometry *geom0);
68 
72  void removeCommonBits(
73  const geom::Geometry* geom0,
74  const geom::Geometry* geom1,
75  std::auto_ptr<geom::Geometry>& rgeom0,
76  std::auto_ptr<geom::Geometry>& rgeom1);
77 
78 
79 public:
80 
84  CommonBitsOp();
85 
92  CommonBitsOp(bool nReturnToOriginalPrecision);
93 
102  geom::Geometry* intersection(
103  const geom::Geometry *geom0,
104  const geom::Geometry *geom1);
105 
114  geom::Geometry* Union(
115  const geom::Geometry *geom0,
116  const geom::Geometry *geom1);
117 
126  geom::Geometry* difference(
127  const geom::Geometry *geom0,
128  const geom::Geometry *geom1);
129 
138  geom::Geometry* symDifference(
139  const geom::Geometry *geom0,
140  const geom::Geometry *geom1);
141 
149  geom::Geometry* buffer(
150  const geom::Geometry *geom0,
151  double distance);
152 
164  geom::Geometry* computeResultPrecision(
165  geom::Geometry *result);
166 };
167 
168 } // namespace geos.precision
169 } // namespace geos
170 
171 #ifdef _MSC_VER
172 #pragma warning(pop)
173 #endif
174 
175 #endif // GEOS_PRECISION_COMMONBITSOP_H
176 
177 /**********************************************************************
178  * $Log$
179  * Revision 1.3 2006/04/13 23:23:52 strk
180  * fixed bug in binary ops failing to consistently reduce operands.
181  *
182  * Revision 1.2 2006/04/06 14:36:52 strk
183  * Cleanup in geos::precision namespace (leaks plugged, auto_ptr use, ...)
184  *
185  * Revision 1.1 2006/03/23 09:17:19 strk
186  * precision.h header split, minor optimizations
187  *
188  **********************************************************************/