1 : /******************************************************************************
2 : * $Id: ogr_ili1.h 15268 2008-08-31 19:03:09Z pka $
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 :
37 :
38 : class OGRILI1DataSource;
39 :
40 : /************************************************************************/
41 : /* OGRILI1Layer */
42 : /************************************************************************/
43 :
44 : class OGRILI1Layer : public OGRLayer
45 : {
46 : private:
47 : OGRSpatialReference *poSRS;
48 : OGRFeatureDefn *poFeatureDefn;
49 :
50 : OGRILI1Layer *poSurfacePolyLayer; //Corresponding poly layer for surfaces
51 : OGRILI1Layer *poAreaReferenceLayer; //corresponding point layer for AREA's
52 : OGRILI1Layer *poAreaLineLayer; //corresponding line layer with AREA's
53 :
54 : int nFeatures;
55 : OGRFeature **papoFeatures;
56 : int nFeatureIdx;
57 :
58 : int bWriter;
59 :
60 : OGRILI1DataSource *poDS;
61 :
62 : public:
63 : OGRILI1Layer( const char * pszName,
64 : OGRSpatialReference *poSRS,
65 : int bWriter,
66 : OGRwkbGeometryType eType,
67 : OGRILI1DataSource *poDS );
68 :
69 : ~OGRILI1Layer();
70 :
71 : OGRErr AddFeature(OGRFeature *poFeature);
72 :
73 : void ResetReading();
74 : OGRFeature * GetNextFeature();
75 : OGRFeature * GetNextFeatureRef();
76 : OGRFeature * GetFeatureRef( long nFID );
77 :
78 : void SetSurfacePolyLayer(OGRILI1Layer *poSurfacePolyLayer);
79 : void SetAreaLayers(OGRILI1Layer *poReferenceLayer, OGRILI1Layer *poAreaLineLayer);
80 :
81 : int GetFeatureCount( int bForce = TRUE );
82 :
83 : OGRErr CreateFeature( OGRFeature *poFeature );
84 : int GeometryAppend( OGRGeometry *poGeometry );
85 :
86 0 : OGRFeatureDefn * GetLayerDefn() { return poFeatureDefn; }
87 :
88 : OGRErr CreateField( OGRFieldDefn *poField, int bApproxOK = TRUE );
89 :
90 : OGRSpatialReference *GetSpatialRef();
91 :
92 : int TestCapability( const char * );
93 :
94 : private:
95 : void JoinSurfaceLayer();
96 : OGRMultiPolygon* Polygonize( OGRGeometryCollection* poLines, bool fix_crossing_lines = false );
97 : void PolygonizeAreaLayer();
98 : };
99 :
100 : /************************************************************************/
101 : /* OGRILI1DataSource */
102 : /************************************************************************/
103 :
104 : class OGRILI1DataSource : public OGRDataSource
105 : {
106 : private:
107 : char *pszName;
108 : IILI1Reader *poReader;
109 : FILE *fpTransfer;
110 : char *pszTopic;
111 : int nLayers;
112 : OGRILI1Layer** papoLayers;
113 :
114 : public:
115 : OGRILI1DataSource();
116 : ~OGRILI1DataSource();
117 :
118 : int Open( const char *, int bTestOpen );
119 : int Create( const char *pszFile, char **papszOptions );
120 :
121 0 : const char *GetName() { return pszName; }
122 0 : int GetLayerCount() { return poReader ? poReader->GetLayerCount() : 0; }
123 : OGRLayer *GetLayer( int );
124 :
125 0 : FILE *GetTransferFile() { return fpTransfer; }
126 :
127 : virtual OGRLayer *CreateLayer( const char *,
128 : OGRSpatialReference * = NULL,
129 : OGRwkbGeometryType = wkbUnknown,
130 : char ** = NULL );
131 :
132 : int TestCapability( const char * );
133 : };
134 :
135 : /************************************************************************/
136 : /* OGRILI1Driver */
137 : /************************************************************************/
138 :
139 : class OGRILI1Driver : public OGRSFDriver
140 178 : {
141 : public:
142 : ~OGRILI1Driver();
143 :
144 : const char *GetName();
145 : OGRDataSource *Open( const char *, int );
146 :
147 : virtual OGRDataSource *CreateDataSource( const char *pszName,
148 : char ** = NULL );
149 :
150 : int TestCapability( const char * );
151 : };
152 :
153 : #endif /* _OGR_ILI1_H_INCLUDED */
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