89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
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/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
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* Copyright (C) 2006 Refractions Research Inc.
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* Copyright (C) 2001-2002 Vivid Solutions Inc.
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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**********************************************************************
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*
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* Last port: operation/linemerge/EdgeString.java r378 (JTS-1.12)
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*
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**********************************************************************/
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#pragma once
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#include <geos/export.h>
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#include <memory>
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#include <vector>
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#ifdef _MSC_VER
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#pragma warning(push)
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#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
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#endif
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// Forward declarations
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namespace geos {
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namespace geom {
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class GeometryFactory;
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class CoordinateSequence;
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class LineString;
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}
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namespace operation {
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namespace linemerge {
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class LineMergeDirectedEdge;
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}
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}
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}
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namespace geos {
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namespace operation { // geos::operation
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namespace linemerge { // geos::operation::linemerge
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/**
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* \brief
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* A sequence of LineMergeDirectedEdge forming one of the lines that will
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* be output by the line-merging process.
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*/
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class GEOS_DLL EdgeString {
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private:
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const geom::GeometryFactory* factory;
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std::vector<LineMergeDirectedEdge*> directedEdges;
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std::unique_ptr<geom::CoordinateSequence> getCoordinates() const;
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public:
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/**
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* \brief
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* Constructs an EdgeString with the given factory used to
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* convert this EdgeString to a LineString
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*/
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EdgeString(const geom::GeometryFactory* newFactory);
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~EdgeString() = default;
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/**
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* Adds a directed edge which is known to form part of this line.
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*/
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void add(LineMergeDirectedEdge* directedEdge);
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/**
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* Converts this EdgeString into a LineString.
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*/
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std::unique_ptr<geom::LineString> toLineString() const;
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};
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} // namespace geos::operation::linemerge
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} // namespace geos::operation
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} // namespace geos
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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