Line data    Source code

       1             : /******************************************************************************
       2             :  *
       3             :  * Project:  S-101 driver
       4             :  * Purpose:  Implements OGRS101LayerFeatureType
       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             : /*                      OGRS101LayerFeatureType()                       */
      17             : /************************************************************************/
      18             : 
      19         282 : OGRS101LayerFeatureType::OGRS101LayerFeatureType(
      20             :     OGRS101Dataset &oDS, const DDFRecordIndex &oIndex,
      21             :     const std::vector<int> &anRecordIndices,
      22         282 :     OGRFeatureDefnRefCountedPtr poFeatureDefn)
      23         282 :     : OGRS101Layer(oDS, oIndex, std::move(poFeatureDefn)),
      24         282 :       m_anRecordIndices(anRecordIndices)
      25             : {
      26         282 : }
      27             : 
      28             : /************************************************************************/
      29             : /*             OGRS101LayerFeatureType::GetNextRawFeature()             */
      30             : /************************************************************************/
      31             : 
      32        1134 : OGRFeature *OGRS101LayerFeatureType::GetNextRawFeature()
      33             : {
      34        1134 :     if (m_nRecordIdx >= static_cast<int>(m_anRecordIndices.size()))
      35         446 :         return nullptr;
      36         688 :     ++m_nRecordIdx;
      37         688 :     return GetFeature(m_nRecordIdx);
      38             : }
      39             : 
      40             : /************************************************************************/
      41             : /*              OGRS101LayerFeatureType::GetFeatureCount()              */
      42             : /************************************************************************/
      43             : 
      44         146 : GIntBig OGRS101LayerFeatureType::GetFeatureCount(int bForce)
      45             : {
      46         146 :     if (m_poAttrQuery || m_poFilterGeom)
      47          56 :         return OGRLayer::GetFeatureCount(bForce);
      48          90 :     return static_cast<GIntBig>(m_anRecordIndices.size());
      49             : }
      50             : 
      51             : /************************************************************************/
      52             : /*                OGRS101LayerFeatureType::GetFeature()                 */
      53             : /************************************************************************/
      54             : 
      55         737 : OGRFeature *OGRS101LayerFeatureType::GetFeature(GIntBig nFID)
      56             : {
      57         737 :     if (nFID < 1 || nFID > static_cast<GIntBig>(m_anRecordIndices.size()))
      58          30 :         return nullptr;
      59        1414 :     auto poFeature = std::make_unique<OGRFeature>(m_poFeatureDefn.get());
      60        1414 :     if (!m_oDS.GetReader().FillFeatureFeatureType(
      61         707 :             m_oIndex, m_anRecordIndices[static_cast<size_t>(nFID) - 1],
      62         707 :             *poFeature))
      63             :     {
      64           9 :         return nullptr;
      65             :     }
      66         698 :     poFeature->SetFID(nFID);
      67             : 
      68         698 :     return poFeature.release();
      69             : }