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/******************************************************************************
*
* Project: OpenGIS Simple Features Reference Implementation
* Purpose: The OGRMultiPolygon class.
* Author: Frank Warmerdam, warmerdam@pobox.com
*
******************************************************************************
* Copyright (c) 1999, Frank Warmerdam
* Copyright (c) 2008-2013, Even Rouault <even dot rouault at spatialys.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#include "cpl_port.h"
#include "ogr_geometry.h"
#include "ogr_api.h"
#include "ogr_core.h"
#include "ogr_p.h"
/************************************************************************/
/* OGRMultiPolygon() */
/************************************************************************/
/**
* \brief Create an empty multi polygon collection.
*/
OGRMultiPolygon::OGRMultiPolygon() = default;
/************************************************************************/
/* OGRMultiPolygon( const OGRMultiPolygon& ) */
/************************************************************************/
/**
* \brief Copy constructor.
*
* Note: before GDAL 2.1, only the default implementation of the constructor
* existed, which could be unsafe to use.
*
* @since GDAL 2.1
*/
OGRMultiPolygon::OGRMultiPolygon(const OGRMultiPolygon &) = default;
/************************************************************************/
/* ~OGRMultiPolygon() */
/************************************************************************/
OGRMultiPolygon::~OGRMultiPolygon() = default;
/************************************************************************/
/* operator=( const OGRMultiPolygon&) */
/************************************************************************/
/**
* \brief Assignment operator.
*
* Note: before GDAL 2.1, only the default implementation of the operator
* existed, which could be unsafe to use.
*
* @since GDAL 2.1
*/
OGRMultiPolygon &OGRMultiPolygon::operator=(const OGRMultiPolygon &other)
{
if (this != &other)
{
OGRMultiSurface::operator=(other);
}
return *this;
}
/************************************************************************/
/* clone() */
/************************************************************************/
OGRMultiPolygon *OGRMultiPolygon::clone() const
{
return new (std::nothrow) OGRMultiPolygon(*this);
}
/************************************************************************/
/* getGeometryType() */
/************************************************************************/
OGRwkbGeometryType OGRMultiPolygon::getGeometryType() const
{
if ((flags & OGR_G_3D) && (flags & OGR_G_MEASURED))
return wkbMultiPolygonZM;
else if (flags & OGR_G_MEASURED)
return wkbMultiPolygonM;
else if (flags & OGR_G_3D)
return wkbMultiPolygon25D;
else
return wkbMultiPolygon;
}
/************************************************************************/
/* getGeometryName() */
/************************************************************************/
const char *OGRMultiPolygon::getGeometryName() const
{
return "MULTIPOLYGON";
}
/************************************************************************/
/* isCompatibleSubType() */
/************************************************************************/
OGRBoolean
OGRMultiPolygon::isCompatibleSubType(OGRwkbGeometryType eGeomType) const
{
return wkbFlatten(eGeomType) == wkbPolygon;
}
/************************************************************************/
/* exportToWkt() */
/************************************************************************/
std::string OGRMultiPolygon::exportToWkt(const OGRWktOptions &opts,
OGRErr *err) const
{
return exportToWktInternal(opts, err, "POLYGON");
}
/************************************************************************/
/* hasCurveGeometry() */
/************************************************************************/
OGRBoolean OGRMultiPolygon::hasCurveGeometry(int /* bLookForNonLinear */) const
{
return FALSE;
}
/************************************************************************/
/* CastToMultiSurface() */
/************************************************************************/
/**
* \brief Cast to multisurface.
*
* The passed in geometry is consumed and a new one returned .
*
* @param poMP the input geometry - ownership is passed to the method.
* @return new geometry.
*/
OGRMultiSurface *OGRMultiPolygon::CastToMultiSurface(OGRMultiPolygon *poMP)
{
OGRMultiSurface *poMS = new OGRMultiSurface();
TransferMembersAndDestroy(poMP, poMS);
return poMS;
}
/************************************************************************/
/* _addGeometryWithExpectedSubGeometryType() */
/* Only to be used in conjunction with OGRPolyhedralSurface. */
/* DO NOT USE IT ELSEWHERE. */
/************************************************************************/
//! @cond Doxygen_Suppress
OGRErr OGRMultiPolygon::_addGeometryWithExpectedSubGeometryType(
const OGRGeometry *poNewGeom, OGRwkbGeometryType eSubGeometryType)
{
OGRGeometry *poClone = poNewGeom->clone();
OGRErr eErr;
if (poClone == nullptr)
return OGRERR_FAILURE;
eErr = _addGeometryDirectlyWithExpectedSubGeometryType(poClone,
eSubGeometryType);
if (eErr != OGRERR_NONE)
delete poClone;
return eErr;
}
//! @endcond
/************************************************************************/
/* _addGeometryDirectlyWithExpectedSubGeometryType() */
/* Only to be used in conjunction with OGRPolyhedralSurface. */
/* DO NOT USE IT ELSEWHERE. */
/************************************************************************/
//! @cond Doxygen_Suppress
OGRErr OGRMultiPolygon::_addGeometryDirectlyWithExpectedSubGeometryType(
OGRGeometry *poNewGeom, OGRwkbGeometryType eSubGeometryType)
{
if (wkbFlatten(poNewGeom->getGeometryType()) != eSubGeometryType)
return OGRERR_UNSUPPORTED_GEOMETRY_TYPE;
HomogenizeDimensionalityWith(poNewGeom);
OGRGeometry **papoNewGeoms = static_cast<OGRGeometry **>(
VSI_REALLOC_VERBOSE(papoGeoms, sizeof(void *) * (nGeomCount + 1)));
if (papoNewGeoms == nullptr)
return OGRERR_FAILURE;
papoGeoms = papoNewGeoms;
papoGeoms[nGeomCount] = poNewGeom;
nGeomCount++;
return OGRERR_NONE;
}
//! @endcond
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