jpayne@69: /*
jpayne@69:  * Copyright © 2018  Google, Inc.
jpayne@69:  *
jpayne@69:  *  This is part of HarfBuzz, a text shaping library.
jpayne@69:  *
jpayne@69:  * Permission is hereby granted, without written agreement and without
jpayne@69:  * license or royalty fees, to use, copy, modify, and distribute this
jpayne@69:  * software and its documentation for any purpose, provided that the
jpayne@69:  * above copyright notice and the following two paragraphs appear in
jpayne@69:  * all copies of this software.
jpayne@69:  *
jpayne@69:  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
jpayne@69:  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
jpayne@69:  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
jpayne@69:  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
jpayne@69:  * DAMAGE.
jpayne@69:  *
jpayne@69:  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
jpayne@69:  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
jpayne@69:  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
jpayne@69:  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
jpayne@69:  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
jpayne@69:  *
jpayne@69:  * Google Author(s): Behdad Esfahbod
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifndef HB_H_IN
jpayne@69: #error "Include <hb.h> instead."
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifndef HB_MAP_H
jpayne@69: #define HB_MAP_H
jpayne@69: 
jpayne@69: #include "hb-common.h"
jpayne@69: 
jpayne@69: HB_BEGIN_DECLS
jpayne@69: 
jpayne@69: 
jpayne@69: /*
jpayne@69:  * Since: 1.7.7
jpayne@69:  */
jpayne@69: #define HB_MAP_VALUE_INVALID ((hb_codepoint_t) -1)
jpayne@69: 
jpayne@69: typedef struct hb_map_t hb_map_t;
jpayne@69: 
jpayne@69: 
jpayne@69: HB_EXTERN hb_map_t *
jpayne@69: hb_map_create (void);
jpayne@69: 
jpayne@69: HB_EXTERN hb_map_t *
jpayne@69: hb_map_get_empty (void);
jpayne@69: 
jpayne@69: HB_EXTERN hb_map_t *
jpayne@69: hb_map_reference (hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN void
jpayne@69: hb_map_destroy (hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN hb_bool_t
jpayne@69: hb_map_set_user_data (hb_map_t           *map,
jpayne@69: 		      hb_user_data_key_t *key,
jpayne@69: 		      void *              data,
jpayne@69: 		      hb_destroy_func_t   destroy,
jpayne@69: 		      hb_bool_t           replace);
jpayne@69: 
jpayne@69: HB_EXTERN void *
jpayne@69: hb_map_get_user_data (hb_map_t           *map,
jpayne@69: 		      hb_user_data_key_t *key);
jpayne@69: 
jpayne@69: 
jpayne@69: /* Returns false if allocation has failed before */
jpayne@69: HB_EXTERN hb_bool_t
jpayne@69: hb_map_allocation_successful (const hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN void
jpayne@69: hb_map_clear (hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN hb_bool_t
jpayne@69: hb_map_is_empty (const hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN unsigned int
jpayne@69: hb_map_get_population (const hb_map_t *map);
jpayne@69: 
jpayne@69: HB_EXTERN void
jpayne@69: hb_map_set (hb_map_t       *map,
jpayne@69: 	    hb_codepoint_t  key,
jpayne@69: 	    hb_codepoint_t  value);
jpayne@69: 
jpayne@69: HB_EXTERN hb_codepoint_t
jpayne@69: hb_map_get (const hb_map_t *map,
jpayne@69: 	    hb_codepoint_t  key);
jpayne@69: 
jpayne@69: HB_EXTERN void
jpayne@69: hb_map_del (hb_map_t       *map,
jpayne@69: 	    hb_codepoint_t  key);
jpayne@69: 
jpayne@69: HB_EXTERN hb_bool_t
jpayne@69: hb_map_has (const hb_map_t *map,
jpayne@69: 	    hb_codepoint_t  key);
jpayne@69: 
jpayne@69: 
jpayne@69: HB_END_DECLS
jpayne@69: 
jpayne@69: #endif /* HB_MAP_H */