1 : /******************************************************************************
2 : * $Id: ogr_segukooa.h 23220 2011-10-11 21:50:55Z rouault $
3 : *
4 : * Project: SEG-P1 / UKOOA P1-90 Translator
5 : * Purpose: Definition of classes for OGR SEG-P1 / UKOOA P1-90 driver.
6 : * Author: Even Rouault, even dot rouault at mines dash paris dot org
7 : *
8 : ******************************************************************************
9 : * Copyright (c) 2011, Even Rouault <even dot rouault at mines dash paris dot org>
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, DAMSEGUKOOAS 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_SEGUKOOA_H_INCLUDED
31 : #define _OGR_SEGUKOOA_H_INCLUDED
32 :
33 : #include "ogrsf_frmts.h"
34 :
35 : /************************************************************************/
36 : /* OGRSEGUKOOABaseLayer */
37 : /************************************************************************/
38 :
39 : class OGRSEGUKOOABaseLayer : public OGRLayer
40 24 : {
41 : protected:
42 : OGRFeatureDefn* poFeatureDefn;
43 : int bEOF;
44 : int nNextFID;
45 :
46 : virtual OGRFeature * GetNextRawFeature() = 0;
47 :
48 : public:
49 : virtual OGRFeature * GetNextFeature();
50 :
51 4 : virtual OGRFeatureDefn * GetLayerDefn() { return poFeatureDefn; }
52 :
53 0 : virtual int TestCapability( const char * ) { return FALSE; }
54 : };
55 :
56 : /************************************************************************/
57 : /* OGRUKOOAP190Layer */
58 : /************************************************************************/
59 :
60 : class OGRUKOOAP190Layer : public OGRSEGUKOOABaseLayer
61 : {
62 : OGRSpatialReference* poSRS;
63 :
64 : VSILFILE* fp;
65 :
66 : int bUseEastingNorthingAsGeometry;
67 : int nYear;
68 : void ParseHeaders();
69 :
70 : protected:
71 : OGRFeature * GetNextRawFeature();
72 :
73 : public:
74 : OGRUKOOAP190Layer(const char* pszFilename,
75 : VSILFILE* fp);
76 : ~OGRUKOOAP190Layer();
77 :
78 :
79 : virtual void ResetReading();
80 :
81 4 : virtual OGRSpatialReference *GetSpatialRef() { return poSRS; }
82 :
83 : };
84 :
85 : /************************************************************************/
86 : /* OGRSEGUKOOALineLayer */
87 : /************************************************************************/
88 :
89 : class OGRSEGUKOOALineLayer : public OGRSEGUKOOABaseLayer
90 : {
91 : OGRLayer *poBaseLayer;
92 : OGRFeature *poNextBaseFeature;
93 :
94 : protected:
95 : OGRFeature * GetNextRawFeature();
96 :
97 : public:
98 : OGRSEGUKOOALineLayer(const char* pszFilename,
99 : OGRLayer *poBaseLayer);
100 : ~OGRSEGUKOOALineLayer();
101 :
102 : virtual void ResetReading();
103 :
104 0 : virtual OGRSpatialReference *GetSpatialRef() { return poBaseLayer->GetSpatialRef(); }
105 : };
106 :
107 :
108 : /************************************************************************/
109 : /* OGRSEGP1Layer */
110 : /************************************************************************/
111 :
112 : class OGRSEGP1Layer: public OGRSEGUKOOABaseLayer
113 : {
114 : OGRSpatialReference* poSRS;
115 :
116 : VSILFILE* fp;
117 : int nLatitudeCol;
118 :
119 : int bUseEastingNorthingAsGeometry;
120 :
121 : protected:
122 : OGRFeature * GetNextRawFeature();
123 :
124 : public:
125 : OGRSEGP1Layer(const char* pszFilename,
126 : VSILFILE* fp,
127 : int nLatitudeCol);
128 : ~OGRSEGP1Layer();
129 :
130 : virtual void ResetReading();
131 :
132 2 : virtual OGRSpatialReference *GetSpatialRef() { return poSRS; }
133 :
134 : public:
135 : static char* ExpandTabs(const char* pszLine);
136 : static int DetectLatitudeColumn(const char* pzLine);
137 : };
138 :
139 : /************************************************************************/
140 : /* OGRSEGUKOOADataSource */
141 : /************************************************************************/
142 :
143 : class OGRSEGUKOOADataSource : public OGRDataSource
144 : {
145 : char* pszName;
146 :
147 : OGRLayer** papoLayers;
148 : int nLayers;
149 :
150 : public:
151 : OGRSEGUKOOADataSource();
152 : ~OGRSEGUKOOADataSource();
153 :
154 : int Open( const char * pszFilename,
155 : int bUpdate );
156 :
157 4 : virtual const char* GetName() { return pszName; }
158 :
159 4 : virtual int GetLayerCount() { return nLayers; }
160 : virtual OGRLayer* GetLayer( int );
161 :
162 : virtual int TestCapability( const char * );
163 : };
164 :
165 : /************************************************************************/
166 : /* OGRSEGUKOOADriver */
167 : /************************************************************************/
168 :
169 : class OGRSEGUKOOADriver : public OGRSFDriver
170 226 : {
171 : public:
172 : ~OGRSEGUKOOADriver();
173 :
174 : virtual const char* GetName();
175 : virtual OGRDataSource* Open( const char *, int );
176 : virtual int TestCapability( const char * );
177 : };
178 :
179 :
180 : #endif /* ndef _OGR_SEGUKOOA_H_INCLUDED */
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