1 /*
2  * Copyright © 2018  Google, Inc.
3  *
4  *  This is part of HarfBuzz, a text shaping library.
5  *
6  * Permission is hereby granted, without written agreement and without
7  * license or royalty fees, to use, copy, modify, and distribute this
8  * software and its documentation for any purpose, provided that the
9  * above copyright notice and the following two paragraphs appear in
10  * all copies of this software.
11  *
12  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16  * DAMAGE.
17  *
18  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
21  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23  *
24  * Google Author(s): Behdad Esfahbod
25  */
26 
27 #include "hb-map.hh"
28 
29 
30 /**
31  * SECTION:hb-map
32  * @title: hb-map
33  * @short_description: Object representing integer to integer mapping
34  * @include: hb.h
35  *
36  * Map objects are integer-to-integer hash-maps.  Currently they are
37  * not used in the HarfBuzz public API, but are provided for client's
38  * use if desired.
39  **/
40 
41 
42 /**
43  * hb_map_create: (Xconstructor)
44  *
45  * Return value: (transfer full):
46  *
47  * Since: 1.7.7
48  **/
49 hb_map_t *
hb_map_create()50 hb_map_create ()
51 {
52   hb_map_t *map;
53 
54   if (!(map = hb_object_create<hb_map_t> ()))
55     return hb_map_get_empty ();
56 
57   map->init_shallow ();
58 
59   return map;
60 }
61 
62 /**
63  * hb_map_get_empty:
64  *
65  * Return value: (transfer full):
66  *
67  * Since: 1.7.7
68  **/
69 hb_map_t *
hb_map_get_empty()70 hb_map_get_empty ()
71 {
72   return const_cast<hb_map_t *> (&Null(hb_map_t));
73 }
74 
75 /**
76  * hb_map_reference: (skip)
77  * @map: a map.
78  *
79  * Return value: (transfer full):
80  *
81  * Since: 1.7.7
82  **/
83 hb_map_t *
hb_map_reference(hb_map_t * map)84 hb_map_reference (hb_map_t *map)
85 {
86   return hb_object_reference (map);
87 }
88 
89 /**
90  * hb_map_destroy: (skip)
91  * @map: a map.
92  *
93  * Since: 1.7.7
94  **/
95 void
hb_map_destroy(hb_map_t * map)96 hb_map_destroy (hb_map_t *map)
97 {
98   if (!hb_object_destroy (map)) return;
99 
100   map->fini_shallow ();
101 
102   free (map);
103 }
104 
105 /**
106  * hb_map_set_user_data: (skip)
107  * @map: a map.
108  * @key:
109  * @data:
110  * @destroy:
111  * @replace:
112  *
113  * Return value:
114  *
115  * Since: 1.7.7
116  **/
117 hb_bool_t
hb_map_set_user_data(hb_map_t * map,hb_user_data_key_t * key,void * data,hb_destroy_func_t destroy,hb_bool_t replace)118 hb_map_set_user_data (hb_map_t           *map,
119 		      hb_user_data_key_t *key,
120 		      void *              data,
121 		      hb_destroy_func_t   destroy,
122 		      hb_bool_t           replace)
123 {
124   return hb_object_set_user_data (map, key, data, destroy, replace);
125 }
126 
127 /**
128  * hb_map_get_user_data: (skip)
129  * @map: a map.
130  * @key:
131  *
132  * Return value: (transfer none):
133  *
134  * Since: 1.7.7
135  **/
136 void *
hb_map_get_user_data(hb_map_t * map,hb_user_data_key_t * key)137 hb_map_get_user_data (hb_map_t           *map,
138 		      hb_user_data_key_t *key)
139 {
140   return hb_object_get_user_data (map, key);
141 }
142 
143 
144 /**
145  * hb_map_allocation_successful:
146  * @map: a map.
147  *
148  *
149  *
150  * Return value:
151  *
152  * Since: 1.7.7
153  **/
154 hb_bool_t
hb_map_allocation_successful(const hb_map_t * map)155 hb_map_allocation_successful (const hb_map_t  *map)
156 {
157   return map->successful;
158 }
159 
160 
161 /**
162  * hb_map_set:
163  * @map: a map.
164  * @key:
165  * @value:
166  *
167  *
168  *
169  * Since: 1.7.7
170  **/
171 void
hb_map_set(hb_map_t * map,hb_codepoint_t key,hb_codepoint_t value)172 hb_map_set (hb_map_t       *map,
173 	    hb_codepoint_t  key,
174 	    hb_codepoint_t  value)
175 {
176   map->set (key, value);
177 }
178 
179 /**
180  * hb_map_get:
181  * @map: a map.
182  * @key:
183  *
184  *
185  *
186  * Since: 1.7.7
187  **/
188 hb_codepoint_t
hb_map_get(const hb_map_t * map,hb_codepoint_t key)189 hb_map_get (const hb_map_t *map,
190 	    hb_codepoint_t  key)
191 {
192   return map->get (key);
193 }
194 
195 /**
196  * hb_map_del:
197  * @map: a map.
198  * @key:
199  *
200  *
201  *
202  * Since: 1.7.7
203  **/
204 void
hb_map_del(hb_map_t * map,hb_codepoint_t key)205 hb_map_del (hb_map_t       *map,
206 	    hb_codepoint_t  key)
207 {
208   map->del (key);
209 }
210 
211 /**
212  * hb_map_has:
213  * @map: a map.
214  * @key:
215  *
216  *
217  *
218  * Since: 1.7.7
219  **/
220 hb_bool_t
hb_map_has(const hb_map_t * map,hb_codepoint_t key)221 hb_map_has (const hb_map_t *map,
222 	    hb_codepoint_t  key)
223 {
224   return map->has (key);
225 }
226 
227 
228 /**
229  * hb_map_clear:
230  * @map: a map.
231  *
232  *
233  *
234  * Since: 1.7.7
235  **/
236 void
hb_map_clear(hb_map_t * map)237 hb_map_clear (hb_map_t *map)
238 {
239   return map->clear ();
240 }
241 
242 /**
243  * hb_map_is_empty:
244  * @map: a map.
245  *
246  *
247  *
248  * Since: 1.7.7
249  **/
250 hb_bool_t
hb_map_is_empty(const hb_map_t * map)251 hb_map_is_empty (const hb_map_t *map)
252 {
253   return map->is_empty ();
254 }
255 
256 /**
257  * hb_map_get_population:
258  * @map: a map.
259  *
260  *
261  *
262  * Since: 1.7.7
263  **/
264 unsigned int
hb_map_get_population(const hb_map_t * map)265 hb_map_get_population (const hb_map_t *map)
266 {
267   return map->get_population ();
268 }
269