/*!
\brief Read spatial index from sidx file
Only needed when old vector is opened in update mode
\param fp pointer to struct gvfile
\param[in,out] Plus pointer to Plus_head structure
\return 0
*/
int dig_Rd_spidx(struct gvfile * fp, struct Plus_head *Plus)
{
G_debug(1, "dig_read_spindx()");
/* free old trees, init new trees */
dig_spidx_free(Plus);
dig_spidx_init(Plus);
dig_rewind(fp);
dig_Rd_spidx_head(fp, Plus);
dig_set_cur_port(&(Plus->spidx_port));
/* Nodes */
rtree_load_from_sidx(fp, Plus->Node_spidx_offset,
Plus->Node_spidx, Plus->spidx_port.off_t_size);
/* Lines */
rtree_load_from_sidx(fp, Plus->Line_spidx_offset,
Plus->Line_spidx, Plus->spidx_port.off_t_size);
/* Areas */
rtree_load_from_sidx(fp, Plus->Area_spidx_offset,
Plus->Area_spidx, Plus->spidx_port.off_t_size);
/* Isles */
rtree_load_from_sidx(fp, Plus->Isle_spidx_offset,
Plus->Isle_spidx, Plus->spidx_port.off_t_size);
/* 3D future : */
/* Faces */
/* Volumes */
/* Holes */
return 0;
}
/*!
\brief Close vector data file
\param Map vector map to be closed
\return 0 on success
\return non-zero on error
*/
int Vect_close(struct Map_info *Map)
{
struct Coor_info CInfo;
G_debug(1,
"Vect_close(): name = %s, mapset = %s, format = %d, level = %d",
Map->name, Map->mapset, Map->format, Map->level);
/* Store support files if in write mode on level 2 */
if (strcmp(Map->mapset, G_mapset()) == 0 && Map->support_updated &&
Map->plus.built == GV_BUILD_ALL) {
char buf[GPATH_MAX];
char file_path[GPATH_MAX];
struct stat info;
/* Delete old support files if available */
sprintf(buf, "%s/%s", GRASS_VECT_DIRECTORY, Map->name);
G__file_name(file_path, buf, GV_TOPO_ELEMENT, G_mapset());
if (stat(file_path, &info) == 0) /* file exists? */
unlink(file_path);
G__file_name(file_path, buf, GV_SIDX_ELEMENT, G_mapset());
if (stat(file_path, &info) == 0) /* file exists? */
unlink(file_path);
G__file_name(file_path, buf, GV_CIDX_ELEMENT, G_mapset());
if (stat(file_path, &info) == 0) /* file exists? */
unlink(file_path);
Vect_coor_info(Map, &CInfo);
Map->plus.coor_size = CInfo.size;
Map->plus.coor_mtime = CInfo.mtime;
Vect_save_topo(Map);
/* Spatial index is not saved */
/* Vect_save_spatial_index ( Map ); */
Vect_cidx_save(Map);
#ifdef HAVE_OGR
if (Map->format == GV_FORMAT_OGR)
V2_close_ogr(Map);
#endif
}
if (Map->level == 2 && Map->plus.release_support) {
G_debug(1, "free topology");
dig_free_plus(&(Map->plus));
if (!Map->head_only) {
G_debug(1, "free spatial index");
dig_spidx_free(&(Map->plus));
}
G_debug(1, "free category index");
dig_cidx_free(&(Map->plus));
}
if (Map->format == GV_FORMAT_NATIVE) {
G_debug(1, "close history file");
if (Map->hist_fp != NULL)
fclose(Map->hist_fp);
}
/* Close level 1 files / data sources if not head_only */
if (!Map->head_only) {
if (((*Close_array[Map->format][1]) (Map)) != 0) {
G_warning(_("Unable to close vector <%s>"),
Vect_get_full_name(Map));
return 1;
}
}
G_free((void *)Map->name);
Map->name = NULL;
G_free((void *)Map->mapset);
Map->mapset = NULL;
Map->open = VECT_CLOSED_CODE;
return 0;
}
