1 : /******************************************************************************
2 : * $Id: ogrcsvdatasource.cpp 17806 2009-10-13 17:27:54Z rouault $
3 : *
4 : * Project: PCIDSK Translator
5 : * Purpose: Implements OGRPCIDSKDataSource class
6 : * Author: Frank Warmerdam, warmerdam@pobox.com
7 : *
8 : ******************************************************************************
9 : * Copyright (c) 2009, Frank Warmerdam <warmerdam@pobox.com>
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 : #include "ogr_pcidsk.h"
31 : #include "cpl_conv.h"
32 : #include "cpl_string.h"
33 : #include "cpl_csv.h"
34 :
35 : CPL_CVSID("$Id: ogrcsvdatasource.cpp 17806 2009-10-13 17:27:54Z rouault $");
36 :
37 : /************************************************************************/
38 : /* OGRPCIDSKDataSource() */
39 : /************************************************************************/
40 :
41 50 : OGRPCIDSKDataSource::OGRPCIDSKDataSource()
42 :
43 : {
44 50 : bUpdate = FALSE;
45 50 : }
46 :
47 : /************************************************************************/
48 : /* ~OGRPCIDSKDataSource() */
49 : /************************************************************************/
50 :
51 50 : OGRPCIDSKDataSource::~OGRPCIDSKDataSource()
52 :
53 : {
54 100 : while( apoLayers.size() > 0 )
55 : {
56 0 : delete apoLayers.back();
57 0 : apoLayers.pop_back();
58 : }
59 50 : }
60 :
61 : /************************************************************************/
62 : /* TestCapability() */
63 : /************************************************************************/
64 :
65 0 : int OGRPCIDSKDataSource::TestCapability( const char * pszCap )
66 :
67 : {
68 0 : return FALSE;
69 : }
70 :
71 : /************************************************************************/
72 : /* GetLayer() */
73 : /************************************************************************/
74 :
75 0 : OGRLayer *OGRPCIDSKDataSource::GetLayer( int iLayer )
76 :
77 : {
78 0 : if( iLayer < 0 || iLayer >= (int) apoLayers.size() )
79 0 : return NULL;
80 : else
81 0 : return apoLayers[iLayer];
82 : }
83 :
84 : /************************************************************************/
85 : /* Open() */
86 : /************************************************************************/
87 :
88 50 : int OGRPCIDSKDataSource::Open( const char * pszFilename, int bUpdateIn )
89 :
90 : {
91 50 : if( !EQUAL(CPLGetExtension(pszFilename),"pix") )
92 50 : return FALSE;
93 :
94 0 : osName = pszFilename;
95 0 : bUpdate = bUpdateIn;
96 :
97 : /* -------------------------------------------------------------------- */
98 : /* Open the file, and create layer for each vector segment. */
99 : /* -------------------------------------------------------------------- */
100 : try
101 : {
102 : PCIDSK::PCIDSKSegment *segobj;
103 :
104 0 : poFile = PCIDSK::Open( pszFilename, "r", NULL );
105 :
106 0 : for( segobj = poFile->GetSegment( PCIDSK::SEG_VEC, "" );
107 : segobj != NULL;
108 : segobj = poFile->GetSegment( PCIDSK::SEG_VEC, "",
109 : segobj->GetSegmentNumber() ) )
110 : {
111 0 : apoLayers.push_back( new OGRPCIDSKLayer( segobj ) );
112 : }
113 : }
114 :
115 : /* -------------------------------------------------------------------- */
116 : /* Trap exceptions and report as CPL errors. */
117 : /* -------------------------------------------------------------------- */
118 0 : catch( PCIDSK::PCIDSKException ex )
119 : {
120 : CPLError( CE_Failure, CPLE_AppDefined,
121 0 : "%s", ex.what() );
122 0 : return FALSE;
123 : }
124 0 : catch(...)
125 : {
126 : CPLError( CE_Failure, CPLE_AppDefined,
127 0 : "Non-PCIDSK exception trapped." );
128 0 : return FALSE;
129 : }
130 :
131 : /* -------------------------------------------------------------------- */
132 : /* We presume that this is indeed intended to be a PCIDSK */
133 : /* datasource if over half the files were .csv files. */
134 : /* -------------------------------------------------------------------- */
135 0 : return TRUE;
136 : }
137 :
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