Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  S-101 driver
       4             :  * Purpose:  Implements OGRS101LayerSurface
       5             :  * Author:   Even Rouault <even dot rouault at spatialys.com>
       6             :  *
       7             :  ******************************************************************************
       8             :  * Copyright (c) 2026, Even Rouault <even dot rouault at spatialys.com>
       9             :  *
      10             :  * SPDX-License-Identifier: MIT
      11             :  ****************************************************************************/
      12             : 
      13             : #include "ogr_s101.h"
      14             : 
      15             : /************************************************************************/
      16             : /*                        OGRS101LayerSurface()                         */
      17             : /************************************************************************/
      18             : 
      19          78 : OGRS101LayerSurface::OGRS101LayerSurface(
      20             :     OGRS101Dataset &oDS, const DDFRecordIndex &oIndex,
      21          78 :     OGRFeatureDefnRefCountedPtr poFeatureDefn)
      22          78 :     : OGRS101Layer(oDS, oIndex, std::move(poFeatureDefn))
      23             : {
      24          78 : }
      25             : 
      26             : /************************************************************************/
      27             : /*               OGRS101LayerSurface::GetNextRawFeature()               */
      28             : /************************************************************************/
      29             : 
      30         376 : OGRFeature *OGRS101LayerSurface::GetNextRawFeature()
      31             : {
      32         376 :     if (m_nRecordIdx >= m_oIndex.GetCount())
      33         158 :         return nullptr;
      34         218 :     ++m_nRecordIdx;
      35         218 :     return GetFeature(m_nRecordIdx);
      36             : }
      37             : 
      38             : /************************************************************************/
      39             : /*                  OGRS101LayerSurface::GetFeature()                   */
      40             : /************************************************************************/
      41             : 
      42         238 : OGRFeature *OGRS101LayerSurface::GetFeature(GIntBig nFID)
      43             : {
      44         238 :     if (nFID < 1 || nFID > m_oIndex.GetCount())
      45          12 :         return nullptr;
      46         452 :     auto poFeature = std::make_unique<OGRFeature>(m_poFeatureDefn.get());
      47         452 :     if (!m_oDS.GetReader().FillFeatureSurface(
      48         226 :             m_oIndex, static_cast<int>(nFID) - 1, *poFeature))
      49             :     {
      50          12 :         return nullptr;
      51             :     }
      52             : 
      53         214 :     poFeature->SetFID(nFID);
      54             : 
      55         214 :     return poFeature.release();
      56             : }