InputGeometry.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2020 Paul Ramsey <pramsey@cleverelephant.ca>
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation.
 * See the COPYING file for more information.
 *
 **********************************************************************/
 
#pragma once
 
#include <geos/algorithm/locate/IndexedPointInAreaLocator.h>
#include <geos/algorithm/locate/PointOnGeometryLocator.h>
#include <geos/geom/Coordinate.h>
#include <geos/geom/Envelope.h>
#include <geos/geom/Geometry.h>
#include <geos/geom/Location.h>
#include <geos/export.h>
 
#include <array>
 
namespace geos {      // geos.
namespace operation { // geos.operation
namespace overlayng { // geos.operation.overlayng
 
 
class GEOS_DLL InputGeometry {
    using Geometry = geos::geom::Geometry;
    using Envelope = geos::geom::Envelope;
    using Coordinate = geos::geom::Coordinate;
    using CoordinateXY = geos::geom::CoordinateXY;
    using Location = geos::geom::Location;
    using PointOnGeometryLocator = geos::algorithm::locate::PointOnGeometryLocator;
 
private:
 
    // Members
    std::array<const Geometry*, 2> geom;
    std::unique_ptr<PointOnGeometryLocator> ptLocatorA;
    std::unique_ptr<PointOnGeometryLocator> ptLocatorB;
    std::array<bool, 2> isCollapsed;
 
 
 
public:
 
    InputGeometry(const Geometry* geomA, const Geometry* geomB);
 
    bool isSingle() const;
    int getDimension(uint8_t index) const;
    uint8_t getCoordinateDimension(uint8_t index) const;
    const Geometry* getGeometry(uint8_t geomIndex) const;
    const Envelope* getEnvelope(uint8_t geomIndex) const;
    bool isEmpty(uint8_t geomIndex) const;
    bool isArea(uint8_t geomIndex) const;
    int getAreaIndex() const;
    bool isLine(uint8_t geomIndex) const;
    bool isAllPoints() const;
    bool hasPoints() const;
 
    bool hasEdges(uint8_t geomIndex) const;
 
    Location locatePointInArea(uint8_t geomIndex, const CoordinateXY& pt);
 
    PointOnGeometryLocator* getLocator(uint8_t geomIndex);
    void setCollapsed(uint8_t geomIndex, bool isGeomCollapsed);
 
 
};
 
 
} // namespace geos.operation.overlayng
} // namespace geos.operation
} // namespace geos