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CommonBitsRemover.h
1 /**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2005-2006 Refractions Research Inc.
7 *
8 * This is free software; you can redistribute and/or modify it under
9 * the terms of the GNU Lesser General Public Licence as published
10 * by the Free Software Foundation.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************/
14
15 #ifndef GEOS_PRECISION_COMMONBITSREMOVER_H
16 #define GEOS_PRECISION_COMMONBITSREMOVER_H
17
18 #include <geos/export.h>
19 #include <geos/geom/Coordinate.h> // for composition
20
21 // Forward declarations
22 namespace geos {
23 namespace geom {
24 class Geometry;
25 }
26 namespace precision {
27 class CommonBitsRemover;
28 class CommonCoordinateFilter;
29 }
30 }
31
32 namespace geos {
33 namespace precision { // geos.precision
34
40 class GEOS_DLL CommonBitsRemover {
41
42 private:
43
44 geom::Coordinate commonCoord;
45
46 CommonCoordinateFilter *ccFilter;
47
48 public:
49
50 CommonBitsRemover();
51
52 ~CommonBitsRemover();
53
62 void add(const geom::Geometry *geom);
63
67 geom::Coordinate& getCommonCoordinate();
68
77 geom::Geometry* removeCommonBits(geom::Geometry *geom);
78
86 geom::Geometry* addCommonBits(geom::Geometry *geom);
87 };
88
89 } // namespace geos.precision
90 } // namespace geos
91
92 #endif // GEOS_PRECISION_COMMONBITSREMOVER_H