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ogr_p.h
1 /******************************************************************************
2 * $Id: ogr_p.h 33631 2016-03-04 06:28:09Z goatbar $
3 *
4 * Project: OpenGIS Simple Features Reference Implementation
5 * Purpose: Some private helper functions and stuff for OGR implementation.
6 * Author: Frank Warmerdam, warmerdam@pobox.com
7 *
8 ******************************************************************************
9 * Copyright (c) 1999, Frank Warmerdam
10 * Copyright (c) 2008-2014, Even Rouault <even dot rouault at mines-paris dot org>
11 *
12 * Permission is hereby granted, free of charge, to any person obtaining a
13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
15 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
18 *
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
21 *
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
23 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
25 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
27 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
28 * DEALINGS IN THE SOFTWARE.
29 ****************************************************************************/
30
31 #ifndef OGR_P_H_INCLUDED
32 #define OGR_P_H_INCLUDED
33
34 /* -------------------------------------------------------------------- */
35 /* Include the common portability library ... lets us do lots */
36 /* of stuff easily. */
37 /* -------------------------------------------------------------------- */
38
39 #include "cpl_string.h"
40 #include "cpl_conv.h"
41 #include "cpl_minixml.h"
42
43 #include "ogr_core.h"
44 #include "ogr_geometry.h"
45 #include "ogr_feature.h"
46
47 /* A default name for the default geometry column, instead of '' */
48 #define OGR_GEOMETRY_DEFAULT_NON_EMPTY_NAME "_ogr_geometry_"
49
50 #ifdef CPL_MSB
51 # define OGR_SWAP(x) (x == wkbNDR)
52 #else
53 # define OGR_SWAP(x) (x == wkbXDR)
54 #endif
55
56 /* PostGIS 1.X has non standard codes for the following geometry types */
57 #define POSTGIS15_CURVEPOLYGON 13 /* instead of 10 */
58 #define POSTGIS15_MULTICURVE 14 /* instead of 11 */
59 #define POSTGIS15_MULTISURFACE 15 /* instead of 12 */
60
61 /* Has been deprecated. Can only be used in very specific circumstances */
62 #ifdef GDAL_COMPILATION
63 #define wkb25DBitInternalUse 0x80000000
64 #endif
65
66 /* -------------------------------------------------------------------- */
67 /* helper function for parsing well known text format vector objects.*/
68 /* -------------------------------------------------------------------- */
69
70 #ifdef OGR_GEOMETRY_H_INCLUDED
71 #define OGR_WKT_TOKEN_MAX 64
72
73 const char CPL_DLL * OGRWktReadToken( const char * pszInput, char * pszToken );
74
75 const char CPL_DLL * OGRWktReadPoints( const char * pszInput,
76 OGRRawPoint **ppaoPoints,
77 double **ppadfZ,
78 int * pnMaxPoints,
79 int * pnReadPoints );
80
81 const char CPL_DLL * OGRWktReadPointsM( const char * pszInput,
82 OGRRawPoint **ppaoPoints,
83 double **ppadfZ,
84 double **ppadfM,
85 int * flags, /* geometry flags, are we expecting Z, M, or both; may change due to input */
86 int * pnMaxPoints,
87 int * pnReadPoints );
88
89 void CPL_DLL OGRMakeWktCoordinate( char *, double, double, double, int );
90 void CPL_DLL OGRMakeWktCoordinateM( char *, double, double, double, double, OGRBoolean, OGRBoolean );
91
92 #endif
93
94 void OGRFormatDouble( char *pszBuffer, int nBufferLen, double dfVal,
95 char chDecimalSep, int nPrecision = 15, char chConversionSpecifier = 'f' );
96
97 /* -------------------------------------------------------------------- */
98 /* Date-time parsing and processing functions */
99 /* -------------------------------------------------------------------- */
100
101 /* Internal use by OGR drivers only, CPL_DLL is just there in case */
102 /* they are compiled as plugins */
103 int CPL_DLL OGRGetDayOfWeek(int day, int month, int year);
104 int CPL_DLL OGRParseXMLDateTime( const char* pszXMLDateTime,
105 OGRField* psField );
106 int CPL_DLL OGRParseRFC822DateTime( const char* pszRFC822DateTime,
107 OGRField* psField );
108 char CPL_DLL * OGRGetRFC822DateTime(const OGRField* psField);
109 char CPL_DLL * OGRGetXMLDateTime(const OGRField* psField);
110 char CPL_DLL * OGRGetXML_UTF8_EscapedString(const char* pszString);
111
112 int OGRCompareDate( OGRField *psFirstTuple,
113 OGRField *psSecondTuple ); /* used by ogr_gensql.cpp and ogrfeaturequery.cpp */
114
115 /* General utility option processing. */
116 int CPL_DLL OGRGeneralCmdLineProcessor( int nArgc, char ***ppapszArgv, int nOptions );
117
118 /************************************************************************/
119 /* Support for special attributes (feature query and selection) */
120 /************************************************************************/
121 #define SPF_FID 0
122 #define SPF_OGR_GEOMETRY 1
123 #define SPF_OGR_STYLE 2
124 #define SPF_OGR_GEOM_WKT 3
125 #define SPF_OGR_GEOM_AREA 4
126 #define SPECIAL_FIELD_COUNT 5
127
128 extern const char* const SpecialFieldNames[SPECIAL_FIELD_COUNT];
129
130 #ifdef SWQ_H_INCLUDED_
131 extern const swq_field_type SpecialFieldTypes[SPECIAL_FIELD_COUNT];
132 #endif
133
134 /************************************************************************/
135 /* Some SRS related stuff, search in SRS data files. */
136 /************************************************************************/
137
138 OGRErr CPL_DLL OSRGetEllipsoidInfo( int, char **, double *, double *);
139
140 /* Fast atof function */
141 double OGRFastAtof(const char* pszStr);
142
143 OGRErr CPL_DLL OGRCheckPermutation(int* panPermutation, int nSize);
144
145 /* GML related */
146
147 OGRGeometry *GML2OGRGeometry_XMLNode( const CPLXMLNode *psNode,
148 int nPseudoBoolGetSecondaryGeometryOption,
149 int nRecLevel = 0,
150 int nSRSDimension = 0,
151 bool bIgnoreGSG = false,
152 bool bOrientation = true,
153 bool bFaceHoleNegative = false);
154
155 /************************************************************************/
156 /* PostGIS EWKB encoding */
157 /************************************************************************/
158
159 OGRGeometry CPL_DLL *OGRGeometryFromEWKB( GByte *pabyWKB, int nLength, int* pnSRID,
160 int bIsPostGIS1_EWKB );
161 OGRGeometry CPL_DLL *OGRGeometryFromHexEWKB( const char *pszBytea, int* pnSRID,
162 int bIsPostGIS1_EWKB );
163 char CPL_DLL * OGRGeometryToHexEWKB( OGRGeometry * poGeometry, int nSRSId,
164 int nPostGISMajor, int nPostGISMinor );
165
166 /************************************************************************/
167 /* WKB Type Handling encoding */
168 /************************************************************************/
169
170 OGRErr OGRReadWKBGeometryType( unsigned char * pabyData,
171 OGRwkbVariant wkbVariant,
172 OGRwkbGeometryType *eGeometryType );
173
174 /************************************************************************/
175 /* Other */
176 /************************************************************************/
177
178 void CPL_DLL OGRUpdateFieldType( OGRFieldDefn* poFDefn,
179 OGRFieldType eNewType,
180 OGRFieldSubType eNewSubType );
181
182 #endif /* ndef OGR_P_H_INCLUDED */
OGRFieldSubType
OGRFieldSubType
List of field subtypes.
Definition: ogr_core.h:628
CPLXMLNode
Document node structure.
Definition: cpl_minixml.h:65
cpl_minixml.h
Definitions for CPL mini XML Parser/Serializer.
OGRFieldDefn
Definition of an attribute of an OGRFeatureDefn.
Definition: ogr_feature.h:62
cpl_string.h
Various convenience functions for working with strings and string lists.
OGRRawPoint
Simple container for a position.
Definition: ogr_geometry.h:47
OGRwkbGeometryType
OGRwkbGeometryType
List of well known binary geometry types.
Definition: ogr_core.h:333
OGRGeometry
Abstract base class for all geometry classes.
Definition: ogr_geometry.h:104
ogr_core.h
Core portability services for cross-platform OGR code.
cpl_conv.h
Various convenience functions for CPL.
OGRFieldType
OGRFieldType
List of feature field types.
Definition: ogr_core.h:600
OGRwkbVariant
OGRwkbVariant
Output variants of WKB we support.
Definition: ogr_core.h:439
OGRField
OGRFeature field attribute value union.
Definition: ogr_core.h:662
ogr_feature.h
Simple feature classes.
ogr_geometry.h
Simple feature geometry classes.

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