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# LinearGeometryBuilder.h

    00001 /**********************************************************************
    00002  * $Id: LinearGeometryBuilder.h 2809 2009-12-06 01:05:24Z mloskot $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2005-2006 Refractions Research Inc.
    00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
    00009  *
    00010  * This is free software; you can redistribute and/or modify it under
    00011  * the terms of the GNU Lesser General Public Licence as published
    00012  * by the Free Software Foundation.
    00013  * See the COPYING file for more information.
    00014  *
    00015  **********************************************************************
    00016  *
    00017  * Last port: linearref/LinearGeometryBuilder.java rev. 1.1
    00018  *
    00019  **********************************************************************/
    00020
    00021 #ifndef GEOS_LINEARREF_LINEARGEOMETRYBUILDER_H
    00022 #define GEOS_LINEARREF_LINEARGEOMETRYBUILDER_H
    00023
    00024 #include <geos/geom/Coordinate.h>
    00025 #include <geos/geom/CoordinateList.h>
    00026 #include <geos/geom/Geometry.h>
    00027 #include <geos/geom/GeometryFactory.h>
    00028 #include <geos/linearref/LinearLocation.h>
    00029
    00030 #include <vector>
    00031
    00032 namespace geos
    00033 {
    00034 namespace linearref   // geos::linearref
    00035 {
    00036
    00043 class LinearGeometryBuilder
    00044 {
    00045 private:
    00046         const geom::GeometryFactory* geomFact;
    00047
    00048         typedef std::vector<geom::Geometry *> GeomPtrVect;
    00049
    00050         // Geometry elements owned by this class
    00051         GeomPtrVect lines;
    00052
    00053         bool ignoreInvalidLines;
    00054         bool fixInvalidLines;
    00055         geom::CoordinateSequence* coordList;
    00056
    00057         geom::Coordinate lastPt;
    00058
    00059 public:
    00060         LinearGeometryBuilder(const geom::GeometryFactory* geomFact);
    00061
    00062         ~LinearGeometryBuilder();
    00063
    00071         void setIgnoreInvalidLines(bool ignoreInvalidLines);
    00072
    00080         void setFixInvalidLines(bool fixInvalidLines);
    00081
    00087         void add(const geom::Coordinate& pt);
    00088
    00094         void add(const geom::Coordinate& pt, bool allowRepeatedPoints);
    00095
    00097         geom::Coordinate getLastCoordinate() const;
    00098
    00100         void endLine();
    00101
    00102         geom::Geometry *getGeometry();
    00103 };
    00104
    00105 } // namespace geos.linearref
    00106 } // namespace geos
    00107
    00108 #endif