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gg_formats.h
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1 /*
2  gg_formats.h -- Gaia common support for geometries: formats
3 
4  version 4.0, 2012 August 6
5 
6  Author: Sandro Furieri a.furieri@lqt.it
7 
8  ------------------------------------------------------------------------------
9 
10  Version: MPL 1.1/GPL 2.0/LGPL 2.1
11 
12  The contents of this file are subject to the Mozilla Public License Version
13  1.1 (the "License"); you may not use this file except in compliance with
14  the License. You may obtain a copy of the License at
15  http://www.mozilla.org/MPL/
16 
17 Software distributed under the License is distributed on an "AS IS" basis,
18 WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
19 for the specific language governing rights and limitations under the
20 License.
21 
22 The Original Code is the SpatiaLite library
23 
24 The Initial Developer of the Original Code is Alessandro Furieri
25 
26 Portions created by the Initial Developer are Copyright (C) 2008-2012
27 the Initial Developer. All Rights Reserved.
28 
29 Contributor(s):
30 Klaus Foerster klaus.foerster@svg.cc
31 
32 Alternatively, the contents of this file may be used under the terms of
33 either the GNU General Public License Version 2 or later (the "GPL"), or
34 the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
35 in which case the provisions of the GPL or the LGPL are applicable instead
36 of those above. If you wish to allow use of your version of this file only
37 under the terms of either the GPL or the LGPL, and not to allow others to
38 use your version of this file under the terms of the MPL, indicate your
39 decision by deleting the provisions above and replace them with the notice
40 and other provisions required by the GPL or the LGPL. If you do not delete
41 the provisions above, a recipient may use your version of this file under
42 the terms of any one of the MPL, the GPL or the LGPL.
43 
44 */
45 
46 
53 #ifndef _GG_FORMATS_H
54 #ifndef DOXYGEN_SHOULD_SKIP_THIS
55 #define _GG_FORMATS_H
56 #endif
57 
58 #ifdef __cplusplus
59 extern "C"
60 {
61 #endif
62 
63 /* function prototypes */
64 
70  GAIAGEO_DECLARE int gaiaEndianArch (void);
71 
87  GAIAGEO_DECLARE short gaiaImport16 (const unsigned char *p,
88  int little_endian,
89  int little_endian_arch);
90 
106  GAIAGEO_DECLARE int gaiaImport32 (const unsigned char *p, int little_endian,
107  int little_endian_arch);
108 
124  GAIAGEO_DECLARE float gaiaImportF32 (const unsigned char *p,
125  int little_endian,
126  int little_endian_arch);
127 
143  GAIAGEO_DECLARE double gaiaImport64 (const unsigned char *p,
144  int little_endian,
145  int little_endian_arch);
146 
162  GAIAGEO_DECLARE sqlite3_int64 gaiaImportI64 (const unsigned char *p,
163  int little_endian,
164  int little_endian_arch);
165 
180  GAIAGEO_DECLARE void gaiaExport16 (unsigned char *p, short value,
181  int little_endian,
182  int little_endian_arch);
183 
198  GAIAGEO_DECLARE void gaiaExport32 (unsigned char *p, int value,
199  int little_endian,
200  int little_endian_arch);
201 
216  GAIAGEO_DECLARE void gaiaExportF32 (unsigned char *p, float value,
217  int little_endian,
218  int little_endian_arch);
219 
234  GAIAGEO_DECLARE void gaiaExport64 (unsigned char *p, double value,
235  int little_endian,
236  int little_endian_arch);
237 
252  GAIAGEO_DECLARE void gaiaExportI64 (unsigned char *p, sqlite3_int64 value,
253  int little_endian,
254  int little_endian_arch);
255 
271  GAIAGEO_DECLARE void gaiaOutBufferInitialize (gaiaOutBufferPtr buf);
272 
284  GAIAGEO_DECLARE void gaiaOutBufferReset (gaiaOutBufferPtr buf);
285 
299  GAIAGEO_DECLARE void gaiaAppendToOutBuffer (gaiaOutBufferPtr buf,
300  const char *text);
301 
318  GAIAGEO_DECLARE void gaiaMakePoint (double x, double y, int srid,
319  unsigned char **result, int *size);
320 
338  GAIAGEO_DECLARE void gaiaMakePointZ (double x, double y, double z, int srid,
339  unsigned char **result, int *size);
340 
358  GAIAGEO_DECLARE void gaiaMakePointM (double x, double y, double m, int srid,
359  unsigned char **result, int *size);
360 
379  GAIAGEO_DECLARE void gaiaMakePointZM (double x, double y, double z,
380  double m, int srid,
381  unsigned char **result, int *size);
382 
398  GAIAGEO_DECLARE void gaiaMakeLine (gaiaGeomCollPtr geom1,
399  gaiaGeomCollPtr geom2,
400  unsigned char **result, int *size);
401 
417  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaFromSpatiaLiteBlobWkb (const unsigned
418  char *blob,
419  unsigned int
420  size);
421 
436  GAIAGEO_DECLARE void gaiaToSpatiaLiteBlobWkb (gaiaGeomCollPtr geom,
437  unsigned char **result,
438  int *size);
439 
456  GAIAGEO_DECLARE void gaiaToCompressedBlobWkb (gaiaGeomCollPtr geom,
457  unsigned char **result,
458  int *size);
459 
475  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaFromWkb (const unsigned char *blob,
476  unsigned int size);
477 
495  GAIAGEO_DECLARE void gaiaToWkb (gaiaGeomCollPtr geom,
496  unsigned char **result, int *size);
497 
512  GAIAGEO_DECLARE char *gaiaToHexWkb (gaiaGeomCollPtr geom);
513 
525  GAIAGEO_DECLARE void gaiaToEWKB (gaiaOutBufferPtr out_buf,
526  gaiaGeomCollPtr geom);
527 
542  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaFromEWKB (const unsigned char
543  *in_buffer);
544 
560  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaFromFgf (const unsigned char *blob,
561  unsigned int size);
562 
578  GAIAGEO_DECLARE void gaiaToFgf (gaiaGeomCollPtr geom,
579  unsigned char **result, int *size,
580  int coord_dims);
581 
599  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaParseWkt (const unsigned char
600  *in_buffer, short type);
601 
614  GAIAGEO_DECLARE void gaiaOutWkt (gaiaOutBufferPtr out_buf,
615  gaiaGeomCollPtr geom);
616 
630  GAIAGEO_DECLARE void gaiaOutWktStrict (gaiaOutBufferPtr out_buf,
631  gaiaGeomCollPtr geom, int precision);
632 
647  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaParseEWKT (const unsigned char
648  *in_buffer);
649 
660  GAIAGEO_DECLARE void gaiaToEWKT (gaiaOutBufferPtr out_buf,
661  gaiaGeomCollPtr geom);
662 
673  GAIAGEO_DECLARE void gaiaOutPointZ (gaiaOutBufferPtr out_buf,
674  gaiaPointPtr point);
675 
686  GAIAGEO_DECLARE void gaiaOutLinestringZ (gaiaOutBufferPtr out_buf,
687  gaiaLinestringPtr linestring);
688 
699  GAIAGEO_DECLARE void gaiaOutPolygonZ (gaiaOutBufferPtr out_buf,
700  gaiaPolygonPtr polygon);
715  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaParseKml (const unsigned char
716  *in_buffer);
717 
729  GAIAGEO_DECLARE void gaiaOutBareKml (gaiaOutBufferPtr out_buf,
730  gaiaGeomCollPtr geom, int precision);
731 
745  GAIAGEO_DECLARE void gaiaOutFullKml (gaiaOutBufferPtr out_buf,
746  const char *name, const char *desc,
747  gaiaGeomCollPtr geom, int precision);
748 
764  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaParseGml (const unsigned char
765  *in_buffer,
766  sqlite3 * sqlite_handle);
767 
781  GAIAGEO_DECLARE void gaiaOutGml (gaiaOutBufferPtr out_buf, int version,
782  int precision, gaiaGeomCollPtr geom);
783 
798  GAIAGEO_DECLARE gaiaGeomCollPtr gaiaParseGeoJSON (const unsigned char
799  *in_buffer);
800 
819  GAIAGEO_DECLARE void gaiaOutGeoJSON (gaiaOutBufferPtr out_buf,
820  gaiaGeomCollPtr geom, int precision,
821  int options);
833  GAIAGEO_DECLARE void gaiaOutSvg (gaiaOutBufferPtr out_buf,
834  gaiaGeomCollPtr geom, int relative,
835  int precision);
836 
850  GAIAGEO_DECLARE gaiaValuePtr gaiaCloneValue (gaiaValuePtr org);
851 
861  GAIAGEO_DECLARE void gaiaFreeValue (gaiaValuePtr p);
862 
886  GAIAGEO_DECLARE gaiaDbfFieldPtr gaiaAllocDbfField (char *name,
887  unsigned char type,
888  int offset,
889  unsigned char length,
890  unsigned char decimals);
891 
901  GAIAGEO_DECLARE void gaiaFreeDbfField (gaiaDbfFieldPtr p);
902 
917  GAIAGEO_DECLARE gaiaDbfFieldPtr gaiaCloneDbfField (gaiaDbfFieldPtr org);
918 
928  GAIAGEO_DECLARE void gaiaSetNullValue (gaiaDbfFieldPtr field);
929 
940  GAIAGEO_DECLARE void gaiaSetIntValue (gaiaDbfFieldPtr field,
941  sqlite3_int64 value);
942 
952  GAIAGEO_DECLARE void gaiaSetDoubleValue (gaiaDbfFieldPtr field,
953  double value);
954 
964  GAIAGEO_DECLARE void gaiaSetStrValue (gaiaDbfFieldPtr field, char *str);
965 
978  GAIAGEO_DECLARE gaiaDbfListPtr gaiaAllocDbfList (void);
979 
992  GAIAGEO_DECLARE void gaiaFreeDbfList (gaiaDbfListPtr list);
993 
1004  GAIAGEO_DECLARE int gaiaIsValidDbfList (gaiaDbfListPtr list);
1005 
1026  GAIAGEO_DECLARE gaiaDbfFieldPtr gaiaAddDbfField (gaiaDbfListPtr list,
1027  char *name,
1028  unsigned char type,
1029  int offset,
1030  unsigned char length,
1031  unsigned char decimals);
1032 
1043  GAIAGEO_DECLARE void gaiaResetDbfEntity (gaiaDbfListPtr list);
1044 
1057  GAIAGEO_DECLARE gaiaDbfListPtr gaiaCloneDbfEntity (gaiaDbfListPtr org);
1058 
1071  GAIAGEO_DECLARE gaiaShapefilePtr gaiaAllocShapefile (void);
1072 
1085  GAIAGEO_DECLARE void gaiaFreeShapefile (gaiaShapefilePtr shp);
1086 
1102  GAIAGEO_DECLARE void gaiaOpenShpRead (gaiaShapefilePtr shp,
1103  const char *path,
1104  const char *charFrom,
1105  const char *charTo);
1106 
1128  GAIAGEO_DECLARE void gaiaOpenShpWrite (gaiaShapefilePtr shp,
1129  const char *path, int shape,
1130  gaiaDbfListPtr list,
1131  const char *charFrom,
1132  const char *charTo);
1133 
1154  GAIAGEO_DECLARE int gaiaReadShpEntity (gaiaShapefilePtr shp,
1155  int current_row, int srid);
1156 
1170  GAIAGEO_DECLARE void gaiaShpAnalyze (gaiaShapefilePtr shp);
1171 
1186  GAIAGEO_DECLARE int gaiaWriteShpEntity (gaiaShapefilePtr shp,
1187  gaiaDbfListPtr entity);
1188 
1201  GAIAGEO_DECLARE void gaiaFlushShpHeaders (gaiaShapefilePtr shp);
1202 
1215  GAIAGEO_DECLARE gaiaDbfPtr gaiaAllocDbf (void);
1216 
1229  GAIAGEO_DECLARE void gaiaFreeDbf (gaiaDbfPtr dbf);
1230 
1245  GAIAGEO_DECLARE void gaiaOpenDbfRead (gaiaDbfPtr dbf,
1246  const char *path,
1247  const char *charFrom,
1248  const char *charTo);
1249 
1264  GAIAGEO_DECLARE void gaiaOpenDbfWrite (gaiaDbfPtr dbf,
1265  const char *path,
1266  const char *charFrom,
1267  const char *charTo);
1268 
1289  GAIAGEO_DECLARE int gaiaReadDbfEntity (gaiaDbfPtr dbf, int current_row,
1290  int *deleted);
1291 
1306  GAIAGEO_DECLARE int gaiaWriteDbfEntity (gaiaDbfPtr dbf,
1307  gaiaDbfListPtr entity);
1308 
1321  GAIAGEO_DECLARE void gaiaFlushDbfHeader (gaiaDbfPtr dbf);
1322 
1323 
1324 
1325 #ifndef OMIT_ICONV /* ICONV enabled: supporting text reader */
1326 
1348  GAIAGEO_DECLARE gaiaTextReaderPtr gaiaTextReaderAlloc (const char *path,
1349  char field_separator,
1350  char text_separator,
1351  char
1352  decimal_separator,
1353  int
1354  first_line_titles,
1355  const char
1356  *encoding);
1357 
1366  GAIAGEO_DECLARE void gaiaTextReaderDestroy (gaiaTextReaderPtr reader);
1367 
1383  GAIAGEO_DECLARE int gaiaTextReaderParse (gaiaTextReaderPtr reader);
1384 
1400  GAIAGEO_DECLARE int gaiaTextReaderGetRow (gaiaTextReaderPtr reader,
1401  int row_num);
1402 
1416  GAIAGEO_DECLARE int gaiaTextReaderFetchField (gaiaTextReaderPtr reader,
1417  int field_num, int *type,
1418  const char **value);
1419 
1420 #endif /* end ICONV (text reader) */
1421 
1422 #ifdef __cplusplus
1423 }
1424 #endif
1425 
1426 #endif /* _GG_FORMATS_H */
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