void print_shell(const struct Map_info *Map) { if (Vect_maptype(Map) & (GV_FORMAT_OGR | GV_FORMAT_OGR_DIRECT)) { fprintf(stdout, "ogr_layer=%s\n", Vect_get_ogr_layer_name(Map)); fprintf(stdout, "ogr_dsn=%s\n", Vect_get_ogr_dsn_name(Map)); } else { fprintf(stdout, "name=%s\n", Vect_get_name(Map)); fprintf(stdout, "mapset=%s\n", Vect_get_mapset(Map)); } fprintf(stdout, "location=%s\n", G_location()); fprintf(stdout, "database=%s\n", G_gisdbase()); fprintf(stdout, "title=%s\n", Vect_get_map_name(Map)); fprintf(stdout, "scale=1:%d\n", Vect_get_scale(Map)); if (Vect_maptype(Map) & (GV_FORMAT_OGR | GV_FORMAT_OGR_DIRECT)) { fprintf(stdout, "format=%s,%s\n", Vect_maptype_info(Map), Vect_get_ogr_format_info(Map)); } else { fprintf(stdout, "format=%s\n", Vect_maptype_info(Map)); } fprintf(stdout, "creator=%s\n", Vect_get_person(Map)); fprintf(stdout, "organization=%s\n", Vect_get_organization(Map)); fprintf(stdout, "source_date=%s\n", Vect_get_map_date(Map)); fprintf(stdout, "level=%d\n", Vect_level(Map)); if (Vect_level(Map) > 0) { fprintf(stdout, "num_dblinks=%d\n", Vect_get_num_dblinks(Map)); } fprintf(stdout, "projection=%s\n", Vect_get_proj_name(Map)); if (G_projection() == PROJECTION_UTM) { fprintf(stdout, "zone=%d\n", Vect_get_zone(Map)); } fprintf(stdout, "digitization_threshold=%f\n", Vect_get_thresh(Map)); fprintf(stdout, "comment=%s\n", Vect_get_comment(Map)); }
int display_shape(struct Map_info *Map, int type, struct cat_list *Clist, const struct Cell_head *window, const struct color_rgb *bcolor, const struct color_rgb *fcolor, int chcat, const char *icon, double size, const char *size_column, int sqrt_flag, const char *rot_column, /* lines only */ int id_flag, int cats_colors_flag, char *rgb_column, int default_width, char *width_column, double width_scale, char *z_style) { int open_db, field, i, stat; dbCatValArray cvarr_rgb, cvarr_width, cvarr_size, cvarr_rot; struct field_info *fi; dbDriver *driver; int nrec_rgb, nrec_width, nrec_size, nrec_rot, have_colors; struct Colors colors, zcolors; struct bound_box box; stat = 0; nrec_rgb = nrec_width = nrec_size = nrec_rot = 0; open_db = rgb_column || width_column || size_column || rot_column; if (open_db) { field = Clist->field > 0 ? Clist->field : 1; fi = Vect_get_field(Map, field); if (!fi) { G_fatal_error(_("Database connection not defined for layer %d"), field); } driver = db_start_driver_open_database(fi->driver, fi->database); if (!driver) G_fatal_error(_("Unable to open database <%s> by driver <%s>"), fi->database, fi->driver); db_set_error_handler_driver(driver); } /* fisrt search for color table */ have_colors = Vect_read_colors(Vect_get_name(Map), Vect_get_mapset(Map), &colors); if (have_colors && rgb_column) { G_warning(_("Both color table and <%s> option detected. " "Color table will ignored."), "rgb_column"); have_colors = FALSE; } if (rgb_column) { /* read RRR:GGG:BBB color strings from table */ db_CatValArray_init(&cvarr_rgb); nrec_rgb = db_select_CatValArray(driver, fi->table, fi->key, rgb_column, NULL, &cvarr_rgb); G_debug(3, "nrec_rgb (%s) = %d", rgb_column, nrec_rgb); if (cvarr_rgb.ctype != DB_C_TYPE_STRING) { G_warning(_("Color definition column ('%s') not a string. " "Column must be of form 'RRR:GGG:BBB' where RGB values range 0-255. " "You can use '%s' module to define color rules. " "Unable to colorize features."), rgb_column, "v.colors"); rgb_column = NULL; } else { if (nrec_rgb < 0) G_fatal_error(_("Unable to select data ('%s') from table"), rgb_column); G_debug(2, "\n%d records selected from table", nrec_rgb); } } if (width_column) { if (*width_column == '\0') G_fatal_error(_("Line width column not specified")); db_CatValArray_init(&cvarr_width); nrec_width = db_select_CatValArray(driver, fi->table, fi->key, width_column, NULL, &cvarr_width); G_debug(3, "nrec_width (%s) = %d", width_column, nrec_width); if (cvarr_width.ctype != DB_C_TYPE_INT && cvarr_width.ctype != DB_C_TYPE_DOUBLE) G_fatal_error(_("Line width column ('%s') not a number"), width_column); if (nrec_width < 0) G_fatal_error(_("Unable to select data ('%s') from table"), width_column); G_debug(2, "\n%d records selected from table", nrec_width); for (i = 0; i < cvarr_width.n_values; i++) { G_debug(4, "cat = %d %s = %d", cvarr_width.value[i].cat, width_column, (cvarr_width.ctype == DB_C_TYPE_INT ? cvarr_width.value[i].val. i : (int)cvarr_width.value[i].val.d)); } } if (size_column) { if (*size_column == '\0') G_fatal_error(_("Symbol size column not specified")); db_CatValArray_init(&cvarr_size); nrec_size = db_select_CatValArray(driver, fi->table, fi->key, size_column, NULL, &cvarr_size); G_debug(3, "nrec_size (%s) = %d", size_column, nrec_size); if (cvarr_size.ctype != DB_C_TYPE_INT && cvarr_size.ctype != DB_C_TYPE_DOUBLE) G_fatal_error(_("Symbol size column ('%s') is not numeric"), size_column); if (nrec_size < 0) G_fatal_error(_("Unable to select data ('%s') from table"), size_column); G_debug(2, " %d records selected from table", nrec_size); for (i = 0; i < cvarr_size.n_values; i++) { G_debug(4, "(size) cat = %d %s = %.2f", cvarr_size.value[i].cat, size_column, (cvarr_size.ctype == DB_C_TYPE_INT ? (double)cvarr_size.value[i].val.i : cvarr_size.value[i].val.d)); } } if (rot_column) { if (*rot_column == '\0') G_fatal_error(_("Symbol rotation column not specified")); db_CatValArray_init(&cvarr_rot); nrec_rot = db_select_CatValArray(driver, fi->table, fi->key, rot_column, NULL, &cvarr_rot); G_debug(3, "nrec_rot (%s) = %d", rot_column, nrec_rot); if (cvarr_rot.ctype != DB_C_TYPE_INT && cvarr_rot.ctype != DB_C_TYPE_DOUBLE) G_fatal_error(_("Symbol rotation column ('%s') is not numeric"), rot_column); if (nrec_rot < 0) G_fatal_error(_("Unable to select data ('%s') from table"), rot_column); G_debug(2, " %d records selected from table", nrec_rot); for (i = 0; i < cvarr_rot.n_values; i++) { G_debug(4, "(rot) cat = %d %s = %.2f", cvarr_rot.value[i].cat, rot_column, (cvarr_rot.ctype == DB_C_TYPE_INT ? (double)cvarr_rot.value[i].val.i : cvarr_rot.value[i].val.d)); } } if (open_db) { db_close_database_shutdown_driver(driver); } if (z_style) { if (!Vect_is_3d(Map)) { G_warning(_("Vector map is not 3D. Unable to colorize features based on z-coordinates.")); z_style = NULL; } else if (rgb_column) { G_warning(_("%s= and %s= are mutually exclusive. " "%s= will be ignored."), "zcolor", "rgb_column", "zcolor"); z_style = NULL; } else { Vect_get_map_box(Map, &box); Rast_make_fp_colors(&zcolors, z_style, box.B, box.T); } } stat = 0; if (type & GV_AREA && Vect_get_num_primitives(Map, GV_CENTROID | GV_BOUNDARY) > 0) stat += display_area(Map, Clist, window, bcolor, fcolor, chcat, id_flag, cats_colors_flag, default_width, width_scale, z_style ? &zcolors : NULL, rgb_column ? &cvarr_rgb : NULL, have_colors ? &colors : NULL, &cvarr_width, nrec_width); stat += display_lines(Map, type, Clist, bcolor, fcolor, chcat, icon, size, sqrt_flag, id_flag, cats_colors_flag, default_width, width_scale, z_style ? &zcolors : NULL, rgb_column ? &cvarr_rgb : NULL, have_colors ? &colors : NULL, &cvarr_width, nrec_width, &cvarr_size, nrec_size, &cvarr_rot, nrec_rot); return stat; }
void print_info(const struct Map_info *Map) { int i; char line[100]; char tmp1[100], tmp2[100]; struct bound_box box; divider('+'); if (Vect_maptype(Map) & (GV_FORMAT_OGR | GV_FORMAT_OGR_DIRECT)) { /* for OGR format print also datasource and layer */ sprintf(line, "%-17s%s", _("OGR layer:"), Vect_get_ogr_layer_name(Map)); printline(line); sprintf(line, "%-17s%s", _("OGR datasource:"), Vect_get_ogr_dsn_name(Map)); printline(line); } else { sprintf(line, "%-17s%s", _("Name:"), Vect_get_name(Map)); printline(line); sprintf(line, "%-17s%s", _("Mapset:"), Vect_get_mapset(Map)); printline(line); } sprintf(line, "%-17s%s", _("Location:"), G_location()); printline(line); sprintf(line, "%-17s%s", _("Database:"), G_gisdbase()); printline(line); sprintf(line, "%-17s%s", _("Title:"), Vect_get_map_name(Map)); printline(line); sprintf(line, "%-17s1:%d", _("Map scale:"), Vect_get_scale(Map)); printline(line); if (Vect_maptype(Map) & (GV_FORMAT_OGR | GV_FORMAT_OGR_DIRECT)) { sprintf(line, "%-17s%s (%s)", _("Map format:"), Vect_maptype_info(Map), Vect_get_ogr_format_info(Map)); } else { sprintf(line, "%-17s%s", _("Map format:"), Vect_maptype_info(Map)); } printline(line); sprintf(line, "%-17s%s", _("Name of creator:"), Vect_get_person(Map)); printline(line); sprintf(line, "%-17s%s", _("Organization:"), Vect_get_organization(Map)); printline(line); sprintf(line, "%-17s%s", _("Source date:"), Vect_get_map_date(Map)); printline(line); divider('|'); sprintf(line, " %s: %s (%s: %i)", _("Type of map"), _("vector"), _("level"), Vect_level(Map)); printline(line); if (Vect_level(Map) > 0) { printline(""); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of points:"), Vect_get_num_primitives(Map, GV_POINT), _("Number of centroids:"), Vect_get_num_primitives(Map, GV_CENTROID)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of lines:"), Vect_get_num_primitives(Map, GV_LINE), _("Number of boundaries:"), Vect_get_num_primitives(Map, GV_BOUNDARY)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of areas:"), Vect_get_num_areas(Map), _("Number of islands:"), Vect_get_num_islands(Map)); printline(line); if (Vect_is_3d(Map)) { sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of faces:"), Vect_get_num_primitives(Map, GV_FACE), _("Number of kernels:"), Vect_get_num_primitives(Map, GV_KERNEL)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of volumes:"), Vect_get_num_volumes(Map), _("Number of holes:"), Vect_get_num_holes(Map)); printline(line); } printline(""); sprintf(line, " %-24s%s", _("Map is 3D:"), Vect_is_3d(Map) ? _("Yes") : _("No")); printline(line); sprintf(line, " %-24s%-9d", _("Number of dblinks:"), Vect_get_num_dblinks(Map)); printline(line); } printline(""); /* this differs from r.info in that proj info IS taken from the map here, not the location settings */ /* Vect_get_proj_name() and _zone() are typically unset?! */ if (G_projection() == PROJECTION_UTM) sprintf(line, " %s: %s (%s %d)", _("Projection:"), Vect_get_proj_name(Map), _("zone"), Vect_get_zone(Map)); else sprintf(line, " %s: %s", _("Projection"), Vect_get_proj_name(Map)); printline(line); printline(""); Vect_get_map_box(Map, &box); G_format_northing(box.N, tmp1, G_projection()); G_format_northing(box.S, tmp2, G_projection()); sprintf(line, " %c: %17s %c: %17s", 'N', tmp1, 'S', tmp2); printline(line); G_format_easting(box.E, tmp1, G_projection()); G_format_easting(box.W, tmp2, G_projection()); sprintf(line, " %c: %17s %c: %17s", 'E', tmp1, 'W', tmp2); printline(line); if (Vect_is_3d(Map)) { format_double(box.B, tmp1); format_double(box.T, tmp2); sprintf(line, " %c: %17s %c: %17s", 'B', tmp1, 'T', tmp2); printline(line); } printline(""); format_double(Vect_get_thresh(Map), tmp1); sprintf(line, " %s: %s", _("Digitization threshold"), tmp1); printline(line); sprintf(line, " %s:", _("Comment")); printline(line); sprintf(line, " %s", Vect_get_comment(Map)); printline(line); divider('+'); fprintf(stdout, "\n"); }
void print_info(const struct Map_info *Map) { int i, map_type; char line[1024]; char timebuff[256]; struct TimeStamp ts; int time_ok, first_time_ok, second_time_ok; struct bound_box box; char tmp1[1024], tmp2[1024]; time_ok = first_time_ok = second_time_ok = FALSE; map_type = Vect_maptype(Map); /* Check the Timestamp */ time_ok = G_read_vector_timestamp(Vect_get_name(Map), NULL, "", &ts); /* Check for valid entries, show none if no timestamp available */ if (time_ok == TRUE) { if (ts.count > 0) first_time_ok = TRUE; if (ts.count > 1) second_time_ok = TRUE; } divider('+'); sprintf(line, "%-17s%s", _("Name:"), Vect_get_name(Map)); printline(line); sprintf(line, "%-17s%s", _("Mapset:"), Vect_get_mapset(Map)); printline(line); sprintf(line, "%-17s%s", _("Location:"), G_location()); printline(line); sprintf(line, "%-17s%s", _("Database:"), G_gisdbase()); printline(line); sprintf(line, "%-17s%s", _("Title:"), Vect_get_map_name(Map)); printline(line); sprintf(line, "%-17s1:%d", _("Map scale:"), Vect_get_scale(Map)); printline(line); sprintf(line, "%-17s%s", _("Name of creator:"), Vect_get_person(Map)); printline(line); sprintf(line, "%-17s%s", _("Organization:"), Vect_get_organization(Map)); printline(line); sprintf(line, "%-17s%s", _("Source date:"), Vect_get_map_date(Map)); printline(line); /* This shows the TimeStamp (if present) */ if (time_ok == TRUE && (first_time_ok || second_time_ok)) { G_format_timestamp(&ts, timebuff); sprintf(line, "%-17s%s", _("Timestamp (first layer): "), timebuff); printline(line); } else { strcpy(line, _("Timestamp (first layer): none")); printline(line); } divider('|'); if (map_type == GV_FORMAT_OGR || map_type == GV_FORMAT_OGR_DIRECT) { sprintf(line, "%-17s%s (%s)", _("Map format:"), Vect_maptype_info(Map), Vect_get_finfo_format_info(Map)); printline(line); /* for OGR format print also datasource and layer */ sprintf(line, "%-17s%s", _("OGR layer:"), Vect_get_finfo_layer_name(Map)); printline(line); sprintf(line, "%-17s%s", _("OGR datasource:"), Vect_get_finfo_dsn_name(Map)); printline(line); sprintf(line, "%-17s%s", _("Feature type:"), Vect_get_finfo_geometry_type(Map)); printline(line); } else if (map_type == GV_FORMAT_POSTGIS) { int topo_format; char *toposchema_name, *topogeom_column; int topo_geo_only; const struct Format_info *finfo; finfo = Vect_get_finfo(Map); sprintf(line, "%-17s%s (%s)", _("Map format:"), Vect_maptype_info(Map), Vect_get_finfo_format_info(Map)); printline(line); /* for PostGIS format print also datasource and layer */ sprintf(line, "%-17s%s", _("DB table:"), Vect_get_finfo_layer_name(Map)); printline(line); sprintf(line, "%-17s%s", _("DB name:"), Vect_get_finfo_dsn_name(Map)); printline(line); sprintf(line, "%-17s%s", _("Geometry column:"), finfo->pg.geom_column); printline(line); sprintf(line, "%-17s%s", _("Feature type:"), Vect_get_finfo_geometry_type(Map)); printline(line); topo_format = Vect_get_finfo_topology_info(Map, &toposchema_name, &topogeom_column, &topo_geo_only); if (topo_format == GV_TOPO_POSTGIS) { sprintf(line, "%-17s%s (%s %s%s)", _("Topology:"), "PostGIS", _("schema:"), toposchema_name, topo_geo_only ? ", topo-geo-only: yes" : ""); printline(line); sprintf(line, "%-17s%s", _("Topology column:"), topogeom_column); } else sprintf(line, "%-17s%s", _("Topology:"), "pseudo (simple features)"); printline(line); } else { sprintf(line, "%-17s%s", _("Map format:"), Vect_maptype_info(Map)); printline(line); } divider('|'); sprintf(line, " %s: %s (%s: %i)", _("Type of map"), _("vector"), _("level"), Vect_level(Map)); printline(line); if (Vect_level(Map) > 0) { printline(""); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of points:"), Vect_get_num_primitives(Map, GV_POINT), _("Number of centroids:"), Vect_get_num_primitives(Map, GV_CENTROID)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of lines:"), Vect_get_num_primitives(Map, GV_LINE), _("Number of boundaries:"), Vect_get_num_primitives(Map, GV_BOUNDARY)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of areas:"), Vect_get_num_areas(Map), _("Number of islands:"), Vect_get_num_islands(Map)); printline(line); if (Vect_is_3d(Map)) { sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of faces:"), Vect_get_num_primitives(Map, GV_FACE), _("Number of kernels:"), Vect_get_num_primitives(Map, GV_KERNEL)); printline(line); sprintf(line, " %-24s%-9d %-22s%-9d", _("Number of volumes:"), Vect_get_num_volumes(Map), _("Number of holes:"), Vect_get_num_holes(Map)); printline(line); } printline(""); sprintf(line, " %-24s%s", _("Map is 3D:"), Vect_is_3d(Map) ? _("Yes") : _("No")); printline(line); sprintf(line, " %-24s%-9d", _("Number of dblinks:"), Vect_get_num_dblinks(Map)); printline(line); } printline(""); /* this differs from r.info in that proj info IS taken from the map here, not the location settings */ /* Vect_get_proj_name() and _zone() are typically unset?! */ if (G_projection() == PROJECTION_UTM) { int utm_zone; utm_zone = Vect_get_zone(Map); if (utm_zone < 0 || utm_zone > 60) strcpy(tmp1, _("invalid")); else if (utm_zone == 0) strcpy(tmp1, _("unspecified")); else sprintf(tmp1, "%d", utm_zone); sprintf(line, " %s: %s (%s %s)", _("Projection"), Vect_get_proj_name(Map), _("zone"), tmp1); } else sprintf(line, " %s: %s", _("Projection"), Vect_get_proj_name(Map)); printline(line); printline(""); Vect_get_map_box(Map, &box); G_format_northing(box.N, tmp1, G_projection()); G_format_northing(box.S, tmp2, G_projection()); sprintf(line, " %c: %17s %c: %17s", 'N', tmp1, 'S', tmp2); printline(line); G_format_easting(box.E, tmp1, G_projection()); G_format_easting(box.W, tmp2, G_projection()); sprintf(line, " %c: %17s %c: %17s", 'E', tmp1, 'W', tmp2); printline(line); if (Vect_is_3d(Map)) { format_double(box.B, tmp1); format_double(box.T, tmp2); sprintf(line, " %c: %17s %c: %17s", 'B', tmp1, 'T', tmp2); printline(line); } printline(""); format_double(Vect_get_thresh(Map), tmp1); sprintf(line, " %s: %s", _("Digitization threshold"), tmp1); printline(line); sprintf(line, " %s:", _("Comment")); printline(line); sprintf(line, " %s", Vect_get_comment(Map)); printline(line); divider('+'); fprintf(stdout, "\n"); }
void print_shell(const struct Map_info *Map, const char *field_opt) { int map_type; int time_ok, first_time_ok, second_time_ok; char timebuff[256]; struct field_info *fi; struct TimeStamp ts; time_ok = first_time_ok = second_time_ok = FALSE; /* Check the Timestamp */ time_ok = G_read_vector_timestamp(Vect_get_name(Map), NULL, "", &ts); /* Check for valid entries, show none if no timestamp available */ if (time_ok == TRUE) { if (ts.count > 0) first_time_ok = TRUE; if (ts.count > 1) second_time_ok = TRUE; } map_type = Vect_maptype(Map); fprintf(stdout, "name=%s\n", Vect_get_name(Map)); fprintf(stdout, "mapset=%s\n", Vect_get_mapset(Map)); fprintf(stdout, "location=%s\n", G_location()); fprintf(stdout, "database=%s\n", G_gisdbase()); fprintf(stdout, "title=%s\n", Vect_get_map_name(Map)); fprintf(stdout, "scale=1:%d\n", Vect_get_scale(Map)); fprintf(stdout, "creator=%s\n", Vect_get_person(Map)); fprintf(stdout, "organization=%s\n", Vect_get_organization(Map)); fprintf(stdout, "source_date=%s\n", Vect_get_map_date(Map)); /* This shows the TimeStamp (if present) */ if (time_ok == TRUE && (first_time_ok || second_time_ok)) { G_format_timestamp(&ts, timebuff); fprintf(stdout, "timestamp=%s\n", timebuff); } else { fprintf(stdout, "timestamp=none\n"); } if (map_type == GV_FORMAT_OGR || map_type == GV_FORMAT_OGR_DIRECT) { fprintf(stdout, "format=%s,%s\n", Vect_maptype_info(Map), Vect_get_finfo_format_info(Map)); fprintf(stdout, "ogr_layer=%s\n", Vect_get_finfo_layer_name(Map)); fprintf(stdout, "ogr_dsn=%s\n", Vect_get_finfo_dsn_name(Map)); fprintf(stdout, "feature_type=%s\n", Vect_get_finfo_geometry_type(Map)); } else if (map_type == GV_FORMAT_POSTGIS) { int topo_format; char *toposchema_name, *topogeom_column; const struct Format_info *finfo; finfo = Vect_get_finfo(Map); fprintf(stdout, "format=%s,%s\n", Vect_maptype_info(Map), Vect_get_finfo_format_info(Map)); fprintf(stdout, "pg_table=%s\n", Vect_get_finfo_layer_name(Map)); fprintf(stdout, "pg_dbname=%s\n", Vect_get_finfo_dsn_name(Map)); fprintf(stdout, "geometry_column=%s\n", finfo->pg.geom_column); fprintf(stdout, "feature_type=%s\n", Vect_get_finfo_geometry_type(Map)); topo_format = Vect_get_finfo_topology_info(Map, &toposchema_name, &topogeom_column, NULL); if (topo_format == GV_TOPO_POSTGIS) { fprintf(stdout, "pg_topo_schema=%s\n", toposchema_name); fprintf(stdout, "pg_topo_column=%s\n", topogeom_column); } } else { fprintf(stdout, "format=%s\n", Vect_maptype_info(Map)); } fprintf(stdout, "level=%d\n", Vect_level(Map)); if (Vect_level(Map) > 0) { fprintf(stdout, "num_dblinks=%d\n", Vect_get_num_dblinks(Map)); if (Vect_get_num_dblinks(Map) > 0) { fi = Vect_get_field2(Map, field_opt); if(fi != NULL) { fprintf(stdout, "attribute_layer_number=%i\n",fi->number); fprintf(stdout, "attribute_layer_name=%s\n",fi->name); fprintf(stdout, "attribute_database=%s\n",fi->database); fprintf(stdout, "attribute_database_driver=%s\n",fi->driver); fprintf(stdout, "attribute_table=%s\n",fi->table); fprintf(stdout, "attribute_primary_key=%s\n",fi->key); } } } fprintf(stdout, "projection=%s\n", Vect_get_proj_name(Map)); if (G_projection() == PROJECTION_UTM) { fprintf(stdout, "zone=%d\n", Vect_get_zone(Map)); } fprintf(stdout, "digitization_threshold=%f\n", Vect_get_thresh(Map)); fprintf(stdout, "comment=%s\n", Vect_get_comment(Map)); }
int main(int argc, char **argv) { int line; struct line_pnts *points; struct line_cats *Cats; struct Map_info map, Out; struct GModule *module; struct Option *input; struct Option *output; struct Option *cats; struct Option *type_opt; char *desc; int polyline; int *lines_visited; int points_in_polyline; int start_line; int nlines; int write_cats, copy_tables; int type, ltype; /* Initialize the GIS calls */ G_gisinit(argv[0]); module = G_define_module(); G_add_keyword(_("vector")); G_add_keyword(_("topology")); G_add_keyword(_("geometry")); G_add_keyword(_("line")); G_add_keyword(_("node")); G_add_keyword(_("vertex")); module->description = _("Builds polylines from lines or boundaries."); /* Define the options */ input = G_define_standard_option(G_OPT_V_INPUT); output = G_define_standard_option(G_OPT_V_OUTPUT); cats = G_define_option(); cats->key = "cats"; cats->type = TYPE_STRING; cats->description = _("Category number mode"); cats->options = "no,first,multi,same"; desc = NULL; G_asprintf(&desc, "no;%s;first;%s;multi;%s;same;%s", _("Do not assign any category number to polyline"), _("Assign category number of first line to polyline"), _("Assign multiple category numbers to polyline"), _("Create polyline from lines with same categories")); cats->descriptions = desc; cats->answer = "no"; type_opt = G_define_standard_option(G_OPT_V_TYPE); type_opt->options = "line,boundary"; type_opt->answer = "line,boundary"; if (G_parser(argc, argv)) exit(EXIT_FAILURE); Vect_check_input_output_name(input->answer, output->answer, G_FATAL_EXIT); /* Open binary vector map at level 2 */ Vect_set_open_level(2); if (Vect_open_old(&map, input->answer, "") < 0) G_fatal_error(_("Unable to open vector map <%s>"), input->answer); /* Open new vector */ G_find_vector2(output->answer, ""); if (Vect_open_new(&Out, output->answer, Vect_is_3d(&map)) < 0) G_fatal_error(_("Unable to create vector map <%s>"), output->answer); /* Copy header info. */ Vect_copy_head_data(&map, &Out); /* History */ Vect_hist_copy(&map, &Out); Vect_hist_command(&Out); /* Get the number of lines in the binary map and set up record of lines visited */ lines_visited = (int *)G_calloc(Vect_get_num_lines(&map) + 1, sizeof(int)); /* Set up points structure and coordinate arrays */ points = Vect_new_line_struct(); Cats = Vect_new_cats_struct(); /* Write cats */ if (strcmp(cats->answer, "no") == 0) write_cats = NO_CATS; else if (strcmp(cats->answer, "first") == 0) write_cats = ONE_CAT; else write_cats = MULTI_CATS; if (type_opt->answer) type = Vect_option_to_types(type_opt); else type = GV_LINES; /* Step over all lines in binary map */ polyline = 0; nlines = 0; copy_tables = (write_cats != NO_CATS); for (line = 1; line <= Vect_get_num_lines(&map); line++) { Vect_reset_cats(Cats); ltype = Vect_read_line(&map, NULL, NULL, line); if ((ltype & GV_LINES) && (ltype & type)) nlines++; else { /* copy points to output as they are, with cats */ Vect_read_line(&map, points, Cats, line); Vect_write_line(&Out, ltype, points, Cats); if (Cats->n_cats > 0) copy_tables = 1; continue; } /* Skip line if already visited from another */ if (lines_visited[line]) continue; /* Only get here if line is not previously visited */ /* Find start of this polyline */ start_line = walk_back(&map, line, ltype); G_debug(1, "Polyline %d: start line = %d", polyline, start_line); /* Walk forward and pick up coordinates */ points_in_polyline = walk_forward_and_pick_up_coords(&map, start_line, ltype, points, lines_visited, Cats, write_cats); /* Write the line (type of the first line is used) */ Vect_write_line(&Out, ltype, points, Cats); polyline++; } G_verbose_message(n_("%d line or boundaries found in input vector map", "%d lines or boundaries found in input vector map", nlines), nlines, Vect_get_name(&map), Vect_get_mapset(&map)); G_verbose_message(n_("%d polyline stored in output vector map", "%d polylines stored in output vector map", polyline), polyline, Vect_get_name(&Out), Vect_get_mapset(&Out)); /* Copy (all linked) tables if needed */ if (copy_tables) { if (Vect_copy_tables(&map, &Out, 0)) G_warning(_("Failed to copy attribute table to output map")); } /* Tidy up */ Vect_destroy_line_struct(points); Vect_destroy_cats_struct(Cats); G_free(lines_visited); Vect_close(&map); Vect_build(&Out); Vect_close(&Out); exit(EXIT_SUCCESS); }