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00030 #ifndef GEOS_C_H
00031 #define GEOS_C_H
00032
00033 #ifndef __cplusplus
00034 # include <stddef.h>
00035 #endif
00036
00037 #ifdef __cplusplus
00038 extern "C" {
00039 #endif
00040
00041
00042
00043
00044
00045
00046
00047
00048
00049
00050
00051 #if defined(_MSC_VER)
00052 #include <geos/version.h>
00053 #define GEOS_CAPI_VERSION_MAJOR 1
00054 #define GEOS_CAPI_VERSION_MINOR 3
00055 #define GEOS_CAPI_VERSION_PATCH 3
00056 #define GEOS_CAPI_VERSION "3.0.0rc4-CAPI-1.3.3"
00057 #else
00058 #define GEOS_VERSION_MAJOR 3
00059 #define GEOS_VERSION_MINOR 0
00060 #define GEOS_VERSION_PATCH 0
00061 #define GEOS_VERSION "3.0.0"
00062 #define GEOS_JTS_PORT "1.7.1"
00063
00064 #define GEOS_CAPI_VERSION_MAJOR 1
00065 #define GEOS_CAPI_VERSION_MINOR 4
00066 #define GEOS_CAPI_VERSION_PATCH 1
00067 #define GEOS_CAPI_VERSION "3.0.0-CAPI-1.4.1"
00068 #endif
00069
00070 #define GEOS_CAPI_FIRST_INTERFACE GEOS_CAPI_VERSION_MAJOR
00071 #define GEOS_CAPI_LAST_INTERFACE (GEOS_CAPI_VERSION_MAJOR+GEOS_CAPI_VERSION_MINOR)
00072
00073
00074
00075
00076
00077
00078
00079 typedef void (*GEOSMessageHandler)(const char *fmt, ...);
00080
00081
00082
00083
00084
00085
00086
00087 #ifndef GEOSGeometry
00088 typedef struct GEOSGeom_t GEOSGeometry;
00089 typedef struct GEOSCoordSeq_t GEOSCoordSequence;
00090 #endif
00091
00092
00093
00094
00095 typedef GEOSGeometry* GEOSGeom;
00096 typedef GEOSCoordSequence* GEOSCoordSeq;
00097
00098
00099
00100
00101
00102
00103 enum GEOSGeomTypes {
00104 GEOS_POINT,
00105 GEOS_LINESTRING,
00106 GEOS_LINEARRING,
00107 GEOS_POLYGON,
00108 GEOS_MULTIPOINT,
00109 GEOS_MULTILINESTRING,
00110 GEOS_MULTIPOLYGON,
00111 GEOS_GEOMETRYCOLLECTION
00112 };
00113
00114
00115 enum GEOSByteOrders {
00116 GEOS_WKB_XDR = 0,
00117 GEOS_WKB_NDR = 1
00118 };
00119
00120
00121
00122
00123
00124
00125
00126
00127 #if defined(_MSC_VER)
00128 # define GEOS_DLL __declspec(dllexport)
00129 #else
00130 # define GEOS_DLL
00131 #endif
00132
00133 extern void GEOS_DLL initGEOS(GEOSMessageHandler notice_function,
00134 GEOSMessageHandler error_function);
00135 extern void GEOS_DLL finishGEOS(void);
00136 extern const char GEOS_DLL *GEOSversion();
00137
00138
00139
00140
00141
00142
00143
00144
00145
00146 extern GEOSGeometry GEOS_DLL *GEOSGeomFromWKT(const char *wkt);
00147 extern char GEOS_DLL *GEOSGeomToWKT(const GEOSGeometry* g);
00148
00149
00150
00151
00152
00153 extern int GEOS_DLL GEOS_getWKBOutputDims();
00154 extern int GEOS_DLL GEOS_setWKBOutputDims(int newDims);
00155
00156
00157
00158
00159
00160 extern int GEOS_DLL GEOS_getWKBByteOrder();
00161 extern int GEOS_DLL GEOS_setWKBByteOrder(int byteOrder);
00162
00163 extern GEOSGeometry GEOS_DLL *GEOSGeomFromWKB_buf(const unsigned char *wkb, size_t size);
00164 extern unsigned char GEOS_DLL *GEOSGeomToWKB_buf(const GEOSGeometry* g, size_t *size);
00165
00166 extern GEOSGeometry GEOS_DLL *GEOSGeomFromHEX_buf(const unsigned char *hex, size_t size);
00167 extern unsigned char GEOS_DLL *GEOSGeomToHEX_buf(const GEOSGeometry* g, size_t *size);
00168
00169
00170
00171
00172
00173
00174
00175
00176
00177
00178
00179
00180 extern GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_create(unsigned int size, unsigned int dims);
00181
00182
00183
00184
00185
00186 extern GEOSCoordSequence GEOS_DLL *GEOSCoordSeq_clone(const GEOSCoordSequence* s);
00187
00188
00189
00190
00191 extern void GEOS_DLL GEOSCoordSeq_destroy(GEOSCoordSequence* s);
00192
00193
00194
00195
00196
00197 extern int GEOS_DLL GEOSCoordSeq_setX(GEOSCoordSequence* s,
00198 unsigned int idx, double val);
00199 extern int GEOS_DLL GEOSCoordSeq_setY(GEOSCoordSequence* s,
00200 unsigned int idx, double val);
00201 extern int GEOS_DLL GEOSCoordSeq_setZ(GEOSCoordSequence* s,
00202 unsigned int idx, double val);
00203 extern int GEOS_DLL GEOSCoordSeq_setOrdinate(GEOSCoordSequence* s,
00204 unsigned int idx, unsigned int dim, double val);
00205
00206
00207
00208
00209
00210 extern int GEOS_DLL GEOSCoordSeq_getX(const GEOSCoordSequence* s,
00211 unsigned int idx, double *val);
00212 extern int GEOS_DLL GEOSCoordSeq_getY(const GEOSCoordSequence* s,
00213 unsigned int idx, double *val);
00214 extern int GEOS_DLL GEOSCoordSeq_getZ(const GEOSCoordSequence* s,
00215 unsigned int idx, double *val);
00216 extern int GEOS_DLL GEOSCoordSeq_getOrdinate(const GEOSCoordSequence* s,
00217 unsigned int idx, unsigned int dim, double *val);
00218
00219
00220
00221
00222
00223 extern int GEOS_DLL GEOSCoordSeq_getSize(const GEOSCoordSequence* s,
00224 unsigned int *size);
00225 extern int GEOS_DLL GEOSCoordSeq_getDimensions(const GEOSCoordSequence* s,
00226 unsigned int *dims);
00227
00228
00229
00230
00231
00232
00233
00234
00235
00236
00237 extern GEOSGeometry GEOS_DLL *GEOSGeom_createPoint(GEOSCoordSequence* s);
00238 extern GEOSGeometry GEOS_DLL *GEOSGeom_createLinearRing(GEOSCoordSequence* s);
00239 extern GEOSGeometry GEOS_DLL *GEOSGeom_createLineString(GEOSCoordSequence* s);
00240
00241
00242
00243
00244
00245
00246 extern GEOSGeometry GEOS_DLL *GEOSGeom_createPolygon(GEOSGeometry* shell,
00247 GEOSGeometry** holes, unsigned int nholes);
00248 extern GEOSGeometry GEOS_DLL *GEOSGeom_createCollection(int type,
00249 GEOSGeometry* *geoms, unsigned int ngeoms);
00250
00251 extern GEOSGeometry GEOS_DLL *GEOSGeom_clone(const GEOSGeometry* g);
00252
00253
00254
00255
00256
00257
00258
00259 extern void GEOS_DLL GEOSGeom_destroy(GEOSGeometry* g);
00260
00261
00262
00263
00264
00265
00266
00267
00268 extern GEOSGeometry GEOS_DLL *GEOSEnvelope(const GEOSGeometry* g1);
00269 extern GEOSGeometry GEOS_DLL *GEOSIntersection(const GEOSGeometry* g1, const GEOSGeometry* g2);
00270 extern GEOSGeometry GEOS_DLL *GEOSBuffer(const GEOSGeometry* g1,
00271 double width, int quadsegs);
00272 extern GEOSGeometry GEOS_DLL *GEOSConvexHull(const GEOSGeometry* g1);
00273 extern GEOSGeometry GEOS_DLL *GEOSDifference(const GEOSGeometry* g1, const GEOSGeometry* g2);
00274 extern GEOSGeometry GEOS_DLL *GEOSSymDifference(const GEOSGeometry* g1,
00275 const GEOSGeometry* g2);
00276 extern GEOSGeometry GEOS_DLL *GEOSBoundary(const GEOSGeometry* g1);
00277 extern GEOSGeometry GEOS_DLL *GEOSUnion(const GEOSGeometry* g1, const GEOSGeometry* g2);
00278 extern GEOSGeometry GEOS_DLL *GEOSPointOnSurface(const GEOSGeometry* g1);
00279 extern GEOSGeometry GEOS_DLL *GEOSGetCentroid(const GEOSGeometry* g);
00280 extern char GEOS_DLL *GEOSRelate(const GEOSGeometry* g1, const GEOSGeometry* g2);
00281
00282
00283
00284
00285
00286 extern GEOSGeometry GEOS_DLL *GEOSPolygonize(const GEOSGeometry * const geoms[],
00287 unsigned int ngeoms);
00288
00289 extern GEOSGeometry GEOS_DLL *GEOSLineMerge(const GEOSGeometry* g);
00290 extern GEOSGeometry GEOS_DLL *GEOSSimplify(const GEOSGeometry* g1, double tolerance);
00291 extern GEOSGeometry GEOS_DLL *GEOSTopologyPreserveSimplify(const GEOSGeometry* g1,
00292 double tolerance);
00293
00294
00295
00296
00297
00298
00299
00300 extern char GEOS_DLL GEOSRelatePattern(const GEOSGeometry* g1, const GEOSGeometry* g2,
00301 const char *pat);
00302 extern char GEOS_DLL GEOSDisjoint(const GEOSGeometry* g1, const GEOSGeometry* g2);
00303 extern char GEOS_DLL GEOSTouches(const GEOSGeometry* g1, const GEOSGeometry* g2);
00304 extern char GEOS_DLL GEOSIntersects(const GEOSGeometry* g1, const GEOSGeometry* g2);
00305 extern char GEOS_DLL GEOSCrosses(const GEOSGeometry* g1, const GEOSGeometry* g2);
00306 extern char GEOS_DLL GEOSWithin(const GEOSGeometry* g1, const GEOSGeometry* g2);
00307 extern char GEOS_DLL GEOSContains(const GEOSGeometry* g1, const GEOSGeometry* g2);
00308 extern char GEOS_DLL GEOSOverlaps(const GEOSGeometry* g1, const GEOSGeometry* g2);
00309 extern char GEOS_DLL GEOSEquals(const GEOSGeometry* g1, const GEOSGeometry* g2);
00310 extern char GEOS_DLL GEOSEqualsExact(const GEOSGeometry* g1, const GEOSGeometry* g2, double tolerance);
00311
00312
00313
00314
00315
00316
00317
00318
00319 extern char GEOS_DLL GEOSisEmpty(const GEOSGeometry* g1);
00320 extern char GEOS_DLL GEOSisValid(const GEOSGeometry* g1);
00321 extern char GEOS_DLL GEOSisSimple(const GEOSGeometry* g1);
00322 extern char GEOS_DLL GEOSisRing(const GEOSGeometry* g1);
00323 extern char GEOS_DLL GEOSHasZ(const GEOSGeometry* g1);
00324
00325
00326
00327
00328
00329
00330
00331
00332
00333 extern char GEOS_DLL *GEOSGeomType(const GEOSGeometry* g1);
00334
00335
00336 extern int GEOS_DLL GEOSGeomTypeId(const GEOSGeometry* g1);
00337
00338
00339 extern int GEOS_DLL GEOSGetSRID(const GEOSGeometry* g1);
00340
00341 extern void GEOS_DLL GEOSSetSRID(GEOSGeometry* g, int SRID);
00342
00343
00344
00345
00346
00347
00348
00349 extern int GEOS_DLL GEOSGetNumGeometries(const GEOSGeometry* g1);
00350
00351
00352
00353
00354
00355
00356 extern const GEOSGeometry GEOS_DLL *GEOSGetGeometryN(const GEOSGeometry* g, int n);
00357
00358
00359 extern int GEOS_DLL GEOSNormalize(GEOSGeometry* g1);
00360
00361
00362 extern int GEOS_DLL GEOSGetNumInteriorRings(const GEOSGeometry* g1);
00363
00364
00365
00366
00367
00368
00369 extern const GEOSGeometry GEOS_DLL *GEOSGetInteriorRingN(const GEOSGeometry* g, int n);
00370
00371
00372
00373
00374
00375
00376 extern const GEOSGeometry GEOS_DLL *GEOSGetExteriorRing(const GEOSGeometry* g);
00377
00378
00379 extern int GEOS_DLL GEOSGetNumCoordinates(const GEOSGeometry* g1);
00380
00381
00382
00383
00384
00385 extern const GEOSCoordSequence GEOS_DLL *GEOSGeom_getCoordSeq(const GEOSGeometry* g);
00386
00387
00388
00389
00390 extern int GEOS_DLL GEOSGeom_getDimensions(const GEOSGeometry* g);
00391
00392
00393
00394
00395
00396
00397
00398
00399 extern int GEOS_DLL GEOSArea(const GEOSGeometry* g1, double *area);
00400 extern int GEOS_DLL GEOSLength(const GEOSGeometry* g1, double *length);
00401 extern int GEOS_DLL GEOSDistance(const GEOSGeometry* g1, const GEOSGeometry* g2,
00402 double *dist);
00403
00404
00405
00406
00407
00408
00409
00410
00411
00412 typedef struct GEOSWKTReader_t GEOSWKTReader;
00413 typedef struct GEOSWKTWriter_t GEOSWKTWriter;
00414 typedef struct GEOSWKBReader_t GEOSWKBReader;
00415 typedef struct GEOSWKBWriter_t GEOSWKBWriter;
00416
00417
00418
00419 extern GEOSWKTReader GEOS_DLL *GEOSWKTReader_create();
00420 extern void GEOS_DLL GEOSWKTReader_destroy(GEOSWKTReader* reader);
00421 extern GEOSGeometry GEOS_DLL *GEOSWKTReader_read(GEOSWKTReader* reader, const char *wkt);
00422
00423
00424 extern GEOSWKTWriter GEOS_DLL *GEOSWKTWriter_create();
00425 extern void GEOS_DLL GEOSWKTWriter_destroy(GEOSWKTWriter* writer);
00426 extern char GEOS_DLL *GEOSWKTWriter_write(GEOSWKTWriter* reader, const GEOSGeometry* g);
00427
00428
00429 extern GEOSWKBReader GEOS_DLL *GEOSWKBReader_create();
00430 extern void GEOS_DLL GEOSWKBReader_destroy(GEOSWKBReader* reader);
00431 extern GEOSGeometry GEOS_DLL *GEOSWKBReader_read(GEOSWKBReader* reader, const unsigned char *wkb, size_t size);
00432 extern GEOSGeometry GEOS_DLL *GEOSWKBReader_readHEX(GEOSWKBReader* reader, const unsigned char *hex, size_t size);
00433
00434
00435 extern GEOSWKBWriter GEOS_DLL *GEOSWKBWriter_create();
00436 extern void GEOS_DLL GEOSWKBWriter_destroy(GEOSWKBWriter* writer);
00437
00438
00439 extern unsigned char GEOS_DLL *GEOSWKBWriter_write(GEOSWKBWriter* writer, const GEOSGeometry* g, size_t *size);
00440 extern unsigned char GEOS_DLL *GEOSWKBWriter_writeHEX(GEOSWKBWriter* writer, const GEOSGeometry* g, size_t *size);
00441
00442
00443
00444
00445
00446 extern int GEOS_DLL GEOSWKBWriter_getOutputDimension(const GEOSWKBWriter* writer);
00447 extern void GEOS_DLL GEOSWKBWriter_setOutputDimension(GEOSWKBWriter* writer, int newDimension);
00448
00449
00450
00451
00452
00453 extern int GEOS_DLL GEOSWKBWriter_getByteOrder(const GEOSWKBWriter* writer);
00454 extern void GEOS_DLL GEOSWKBWriter_setByteOrder(GEOSWKBWriter* writer, int byteOrder);
00455
00456
00457
00458
00459 extern char GEOS_DLL GEOSWKBWriter_getIncludeSRID(const GEOSWKBWriter* writer);
00460 extern void GEOS_DLL GEOSWKBWriter_setIncludeSRID(GEOSWKBWriter* writer, const char writeSRID);
00461
00462
00463
00464
00465 #ifdef __cplusplus
00466 }
00467 #endif
00468
00469 #endif