DYT/Tool/OpenSceneGraph-3.6.5/include/geos/operation/GeometryGraphOperation.h
2024-12-25 07:49:36 +08:00

93 lines
2.4 KiB
C++

/**********************************************************************
*
* GEOS - Geometry Engine Open Source
* http://geos.osgeo.org
*
* Copyright (C) 2005-2006 Refractions Research Inc.
* Copyright (C) 2001-2002 Vivid Solutions Inc.
*
* 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.
*
**********************************************************************
*
* Last port: operation/GeometryGraphOperation.java rev. 1.18 (JTS-1.10)
*
**********************************************************************/
#pragma once
#include <geos/export.h>
#include <geos/algorithm/LineIntersector.h> // for composition
#include <vector>
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
#endif
// Forward declarations
namespace geos {
namespace algorithm {
class BoundaryNodeRule;
}
namespace geom {
class Geometry;
class PrecisionModel;
}
namespace geomgraph {
class GeometryGraph;
}
}
namespace geos {
namespace operation { // geos.operation
/// The base class for operations that require GeometryGraph
class GEOS_DLL GeometryGraphOperation {
public:
GeometryGraphOperation(const geom::Geometry* g0,
const geom::Geometry* g1);
GeometryGraphOperation(const geom::Geometry* g0,
const geom::Geometry* g1,
const algorithm::BoundaryNodeRule& boundaryNodeRule);
GeometryGraphOperation(const geom::Geometry* g0);
virtual ~GeometryGraphOperation();
const geom::Geometry* getArgGeometry(unsigned int i) const;
protected:
algorithm::LineIntersector li;
const geom::PrecisionModel* resultPrecisionModel;
/** \brief
* The operation args into an array so they can be accessed by index
*/
std::vector<std::unique_ptr<geomgraph::GeometryGraph>> arg;
void setComputationPrecision(const geom::PrecisionModel* pm);
// Declare type as noncopyable
GeometryGraphOperation(const GeometryGraphOperation& other) = delete;
GeometryGraphOperation& operator=(const GeometryGraphOperation& rhs) = delete;
};
} // namespace geos.operation
} // namespace geos
#ifdef _MSC_VER
#pragma warning(pop)
#endif