gnmnetwork.cpp

/******************************************************************************
 *
 * Project:  GDAL/OGR Geography Network support (Geographic Network Model)
 * Purpose:  GNM network class.
 * Authors:  Mikhail Gusev (gusevmihs at gmail dot com)
 *           Dmitry Baryshnikov, polimax@mail.ru
 *
 ******************************************************************************
 * Copyright (c) 2014, Mikhail Gusev
 * Copyright (c) 2014-2015, NextGIS <info@nextgis.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 "gnm_api.h"
#include "ogrsf_frmts.h"

GNMNetwork::GNMNetwork() : GDALDataset()
{
}

GNMNetwork::~GNMNetwork()
{
}

const char *GNMNetwork::GetName() const
{
    return m_soName;
}

const OGRSpatialReference *GNMNetwork::GetSpatialRef() const
{
    return m_oSRS.IsEmpty() ? nullptr : &m_oSRS;
}

char **GNMNetwork::GetFileList()
{
    return nullptr;
}

//--- C API --------------------------------------------------------------------

const char *CPL_STDCALL GNMGetName(GNMNetworkH hNet)
{
    VALIDATE_POINTER1(hNet, "GNMGetVersion", nullptr);

    return ((GNMNetwork *)hNet)->GetName();
}

int CPL_STDCALL GNMGetVersion(GNMNetworkH hNet)
{
    VALIDATE_POINTER1(hNet, "GNMGetVersion", 0);

    return ((GNMNetwork *)hNet)->GetVersion();
}

CPLErr CPL_STDCALL GNMDisconnectAll(GNMNetworkH hNet)
{
    VALIDATE_POINTER1(hNet, "GNMDisconnectAll", CE_Failure);

    return ((GNMNetwork *)hNet)->DisconnectAll();
}

OGRFeatureH CPL_STDCALL GNMGetFeatureByGlobalFID(GNMNetworkH hNet,
                                                 GNMGFID nGFID)
{
    VALIDATE_POINTER1(hNet, "GNMGetFeatureByGlobalFID", nullptr);

    return (OGRFeatureH)((GNMNetwork *)hNet)->GetFeatureByGlobalFID(nGFID);
}

OGRLayerH CPL_STDCALL GNMGetPath(GNMNetworkH hNet, GNMGFID nStartFID,
                                 GNMGFID nEndFID,
                                 GNMGraphAlgorithmType eAlgorithm,
                                 char **papszOptions)
{
    VALIDATE_POINTER1(hNet, "GNMGetPath", nullptr);

    return (OGRLayerH)((GNMNetwork *)hNet)
        ->GetPath(nStartFID, nEndFID, eAlgorithm, papszOptions);
}

GNMNetworkH CPL_STDCALL GNMCastToNetwork(GDALMajorObjectH hBase)
{
    return reinterpret_cast<GNMNetworkH>(
        dynamic_cast<GNMNetwork *>(reinterpret_cast<GDALMajorObject *>(hBase)));
}

GNMGenericNetworkH CPL_STDCALL GNMCastToGenericNetwork(GDALMajorObjectH hBase)
{
    return reinterpret_cast<GNMGenericNetworkH>(
        dynamic_cast<GNMNetwork *>(reinterpret_cast<GDALMajorObject *>(hBase)));
}