X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=include%2Fyaz%2Fzoom.h;h=4b0a4cc0fa94971264869f3124069826ab964bfd;hp=668ff84004c01def74b86f299baa797a2dd37b03;hb=43a9d38d20c1b1bcd1a03b2445a501d27526bd35;hpb=cabcc9b01684fb0410d4323399262563c6e9dc83 diff --git a/include/yaz/zoom.h b/include/yaz/zoom.h index 668ff84..4b0a4cc 100644 --- a/include/yaz/zoom.h +++ b/include/yaz/zoom.h @@ -1,5 +1,5 @@ /* This file is part of the YAZ toolkit. - * Copyright (C) 1995-2010 Index Data. + * Copyright (C) 1995-2011 Index Data. * All rights reserved. * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -52,6 +52,7 @@ typedef struct ZOOM_query_p *ZOOM_query; typedef struct ZOOM_connection_p *ZOOM_connection; typedef struct ZOOM_resultset_p *ZOOM_resultset; typedef struct ZOOM_record_p *ZOOM_record; +typedef struct ZOOM_facet_field_p *ZOOM_facet_field; typedef struct ZOOM_scanset_p *ZOOM_scanset; typedef struct ZOOM_package_p *ZOOM_package; @@ -205,6 +206,29 @@ ZOOM_resultset_record_immediate(ZOOM_resultset s, size_t pos); ZOOM_API(void) ZOOM_resultset_cache_reset(ZOOM_resultset r); + +/* retrieve facet field */ +ZOOM_API(ZOOM_facet_field) +ZOOM_resultset_get_facet_field(ZOOM_resultset r, const char *facet_name); + +/* retrieve facet field at position. Returns 0 if unavailable */ +ZOOM_API(ZOOM_facet_field) +ZOOM_resultset_get_facet_field_by_index(ZOOM_resultset r, int pos); + +/* return number of facets available */ +ZOOM_API(size_t) +ZOOM_resultset_facets_size(ZOOM_resultset r); + +/* retrieve (array of pointers to) facet fields */ +ZOOM_API(ZOOM_facet_field *) +ZOOM_resultset_facets(ZOOM_resultset r); + +/* retrieve (array of pointers to) facet fields */ +ZOOM_API(const char **) +ZOOM_resultset_facets_names(ZOOM_resultset r); + + + /* ----------------------------------------------------------- */ /* records */ @@ -226,6 +250,23 @@ ZOOM_API(int) const char **addinfo, const char **diagset); /* ----------------------------------------------------------- */ +/* facets */ + +/* get facet name */ +ZOOM_API(const char *) +ZOOM_facet_field_name(ZOOM_facet_field facet_field); + +/* get terms count on facet */ +ZOOM_API(size_t) +ZOOM_facet_field_term_count(ZOOM_facet_field facet_field); + +/* get facet information, term and frequency, at a position. Returns 0 if out of bounds */ +ZOOM_API(const char *) +ZOOM_facet_field_get_term(ZOOM_facet_field facet_field, size_t idx, int *freq); + +/* ----------------------------------------------------------- */ + + /* queries */ /* create search object */ @@ -252,6 +293,9 @@ ZOOM_query_prefix(ZOOM_query s, const char *str); ZOOM_API(int) ZOOM_query_sortby(ZOOM_query s, const char *criteria); +ZOOM_API(void) +ZOOM_query_addref(ZOOM_query s); + /* ----------------------------------------------------------- */ /* scan */ ZOOM_API(ZOOM_scanset)