Line data    Source code

       1             : /******************************************************************************
       2             :  * $Id$
       3             :  *
       4             :  * Project:  Interlis 1 Translator
       5             :  * Purpose:   Definition of classes for OGR Interlis 1 driver.
       6             :  * Author:   Pirmin Kalberer, Sourcepole AG
       7             :  *
       8             :  ******************************************************************************
       9             :  * Copyright (c) 2004, Pirmin Kalberer, Sourcepole AG
      10             :  *
      11             :  * Permission is hereby granted, free of charge, to any person obtaining a
      12             :  * copy of this software and associated documentation files (the "Software"),
      13             :  * to deal in the Software without restriction, including without limitation
      14             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      15             :  * and/or sell copies of the Software, and to permit persons to whom the
      16             :  * Software is furnished to do so, subject to the following conditions:
      17             :  *
      18             :  * The above copyright notice and this permission notice shall be included
      19             :  * in all copies or substantial portions of the Software.
      20             :  *
      21             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
      22             :  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      23             :  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
      24             :  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      25             :  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      26             :  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      27             :  * DEALINGS IN THE SOFTWARE.
      28             :  ****************************************************************************/
      29             : 
      30             : #ifndef OGR_ILI1_H_INCLUDED
      31             : #define OGR_ILI1_H_INCLUDED
      32             : 
      33             : #include "ogrsf_frmts.h"
      34             : #include "ili1reader.h"
      35             : 
      36             : class OGRILI1DataSource;
      37             : 
      38             : /************************************************************************/
      39             : /*                           OGRILI1Layer                               */
      40             : /************************************************************************/
      41             : 
      42             : class OGRILI1Layer final : public OGRLayer
      43             : {
      44             :   private:
      45             : #if 0
      46             :     OGRSpatialReference *poSRS;
      47             : #endif
      48             :     OGRFeatureDefn *poFeatureDefn;
      49             :     GeomFieldInfos oGeomFieldInfos;
      50             : 
      51             :     int nFeatures;
      52             :     OGRFeature **papoFeatures;
      53             :     int nFeatureIdx;
      54             : 
      55             :     bool bGeomsJoined;
      56             : 
      57             :     OGRILI1DataSource *poDS;
      58             : 
      59             :   public:
      60             :     OGRILI1Layer(OGRFeatureDefn *poFeatureDefn,
      61             :                  const GeomFieldInfos &oGeomFieldInfos,
      62             :                  OGRILI1DataSource *poDS);
      63             : 
      64             :     ~OGRILI1Layer();
      65             : 
      66             :     OGRErr AddFeature(OGRFeature *poFeature);
      67             : 
      68             :     void ResetReading() override;
      69             :     OGRFeature *GetNextFeature() override;
      70             :     OGRFeature *GetNextFeatureRef();
      71             :     OGRFeature *GetFeatureRef(GIntBig nFid);
      72             :     OGRFeature *GetFeatureRef(const char *);
      73             : 
      74             :     GIntBig GetFeatureCount(int bForce = TRUE) override;
      75             : 
      76             :     OGRErr ICreateFeature(OGRFeature *poFeature) override;
      77             :     int GeometryAppend(OGRGeometry *poGeometry);
      78             : 
      79        1208 :     OGRFeatureDefn *GetLayerDefn() override
      80             :     {
      81        1208 :         return poFeatureDefn;
      82             :     }
      83             : 
      84             :     GeomFieldInfos GetGeomFieldInfos()
      85             :     {
      86             :         return oGeomFieldInfos;
      87             :     }
      88             : 
      89             :     OGRErr CreateField(const OGRFieldDefn *poField,
      90             :                        int bApproxOK = TRUE) override;
      91             : 
      92             :     int TestCapability(const char *) override;
      93             : 
      94             :     GDALDataset *GetDataset() override;
      95             : 
      96             :   private:
      97             :     void JoinGeomLayers();
      98             :     void JoinSurfaceLayer(OGRILI1Layer *poSurfaceLineLayer,
      99             :                           int nSurfaceFieldIndex);
     100             :     OGRMultiPolygon *Polygonize(OGRGeometryCollection *poLines,
     101             :                                 bool fix_crossing_lines = false);
     102             :     void PolygonizeAreaLayer(OGRILI1Layer *poAreaLineLayer, int nAreaFieldIndex,
     103             :                              int nPointFieldIndex);
     104             : };
     105             : 
     106             : /************************************************************************/
     107             : /*                          OGRILI1DataSource                           */
     108             : /************************************************************************/
     109             : 
     110             : class OGRILI1DataSource final : public OGRDataSource
     111             : {
     112             :   private:
     113             :     char *pszName;
     114             :     ImdReader *poImdReader;
     115             :     IILI1Reader *poReader;
     116             :     VSILFILE *fpTransfer;
     117             :     char *pszTopic;
     118             :     int nLayers;
     119             :     OGRILI1Layer **papoLayers;
     120             : 
     121             :     CPL_DISALLOW_COPY_ASSIGN(OGRILI1DataSource)
     122             : 
     123             :   public:
     124             :     OGRILI1DataSource();
     125             :     virtual ~OGRILI1DataSource();
     126             : 
     127             :     int Open(const char *, char **papszOpenOptions, int bTestOpen);
     128             :     int Create(const char *pszFile, char **papszOptions);
     129             : 
     130           0 :     const char *GetName() override
     131             :     {
     132           0 :         return pszName;
     133             :     }
     134             : 
     135          64 :     int GetLayerCount() override
     136             :     {
     137          64 :         return poReader ? poReader->GetLayerCount() : 0;
     138             :     }
     139             : 
     140             :     OGRLayer *GetLayer(int) override;
     141             :     OGRILI1Layer *GetLayerByName(const char *) override;
     142             : 
     143         745 :     VSILFILE *GetTransferFile()
     144             :     {
     145         745 :         return fpTransfer;
     146             :     }
     147             : 
     148             :     OGRLayer *ICreateLayer(const char *pszName,
     149             :                            const OGRGeomFieldDefn *poGeomFieldDefn,
     150             :                            CSLConstList papszOptions) override;
     151             : 
     152             :     int TestCapability(const char *) override;
     153             : };
     154             : 
     155             : #endif /* OGR_ILI1_H_INCLUDED */