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 * Red Hat Author(s): Behdad Esfahbod
25 */
26
27 #ifndef HB_H_IN
28 #error "Include <hb.h> instead."
29 #endif
30
31 #ifndef HB_FACE_H
32 #define HB_FACE_H
33
34 #include "hb-common.h"
35 #include "hb-blob.h"
36
37 HB_BEGIN_DECLS
38
39
40 HB_EXTERN unsigned int
41 hb_face_count (hb_blob_t *blob);
42
43
44 /*
45 * hb_face_t
46 */
47
48 typedef struct hb_face_t hb_face_t;
49
50 HB_EXTERN hb_face_t *
51 hb_face_create (hb_blob_t *blob,
52 unsigned int index);
53
54 typedef hb_blob_t * (*hb_reference_table_func_t) (hb_face_t *face, hb_tag_t tag, void *user_data);
55
59 void *user_data,
60 hb_destroy_func_t destroy);
61
62 HB_EXTERN hb_face_t *
63 hb_face_get_empty (void);
64
65 HB_EXTERN hb_face_t *
66 hb_face_reference (hb_face_t *face);
67
68 HB_EXTERN void
69 hb_face_destroy (hb_face_t *face);
70
71 HB_EXTERN hb_bool_t
72 hb_face_set_user_data (hb_face_t *face,
73 hb_user_data_key_t *key,
74 void * data,
75 hb_destroy_func_t destroy,
76 hb_bool_t replace);
77
78 HB_EXTERN void *
79 hb_face_get_user_data (hb_face_t *face,
80 hb_user_data_key_t *key);
81
82 HB_EXTERN void
83 hb_face_make_immutable (hb_face_t *face);
84
85 HB_EXTERN hb_bool_t
86 hb_face_is_immutable (hb_face_t *face);
87
88
89 HB_EXTERN hb_blob_t *
90 hb_face_reference_table (hb_face_t *face,
91 hb_tag_t tag);
92
93 HB_EXTERN hb_blob_t *
94 hb_face_reference_blob (hb_face_t *face);
95
96 HB_EXTERN void
97 hb_face_set_index (hb_face_t *face,
98 unsigned int index);
99
100 HB_EXTERN unsigned int
101 hb_face_get_index (hb_face_t *face);
102
103 HB_EXTERN void
104 hb_face_set_upem (hb_face_t *face,
105 unsigned int upem);
106
107 HB_EXTERN unsigned int
108 hb_face_get_upem (hb_face_t *face);
109
110 HB_EXTERN void
111 hb_face_set_glyph_count (hb_face_t *face,
112 unsigned int glyph_count);
113
114 HB_EXTERN unsigned int
115 hb_face_get_glyph_count (hb_face_t *face);
116
117 HB_EXTERN unsigned int
118 hb_face_get_table_tags (hb_face_t *face,
119 unsigned int start_offset,
120 unsigned int *table_count, /* IN/OUT */
121 hb_tag_t *table_tags /* OUT */);
122
123 HB_END_DECLS
124
125 #endif /* HB_FACE_H */
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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 * Red Hat Author(s): Behdad Esfahbod
25 */
26
27 #ifndef HB_H_IN
28 #error "Include <hb.h> instead."
29 #endif
30
31 #ifndef HB_FACE_H
32 #define HB_FACE_H
33
34 #include "hb-common.h"
35 #include "hb-blob.h"
36 #include "hb-set.h"
37
38 HB_BEGIN_DECLS
39
40
41 HB_EXTERN unsigned int
42 hb_face_count (hb_blob_t *blob);
43
44
45 /*
46 * hb_face_t
47 */
48
49 typedef struct hb_face_t hb_face_t;
50
51 HB_EXTERN hb_face_t *
52 hb_face_create (hb_blob_t *blob,
53 unsigned int index);
54
55 typedef hb_blob_t * (*hb_reference_table_func_t) (hb_face_t *face, hb_tag_t tag, void *user_data);
56
60 void *user_data,
61 hb_destroy_func_t destroy);
62
63 HB_EXTERN hb_face_t *
64 hb_face_get_empty (void);
65
66 HB_EXTERN hb_face_t *
67 hb_face_reference (hb_face_t *face);
68
69 HB_EXTERN void
70 hb_face_destroy (hb_face_t *face);
71
72 HB_EXTERN hb_bool_t
73 hb_face_set_user_data (hb_face_t *face,
74 hb_user_data_key_t *key,
75 void * data,
76 hb_destroy_func_t destroy,
77 hb_bool_t replace);
78
79 HB_EXTERN void *
80 hb_face_get_user_data (const hb_face_t *face,
81 hb_user_data_key_t *key);
82
83 HB_EXTERN void
84 hb_face_make_immutable (hb_face_t *face);
85
86 HB_EXTERN hb_bool_t
87 hb_face_is_immutable (const hb_face_t *face);
88
89
90 HB_EXTERN hb_blob_t *
91 hb_face_reference_table (const hb_face_t *face,
92 hb_tag_t tag);
93
94 HB_EXTERN hb_blob_t *
95 hb_face_reference_blob (hb_face_t *face);
96
97 HB_EXTERN void
98 hb_face_set_index (hb_face_t *face,
99 unsigned int index);
100
101 HB_EXTERN unsigned int
102 hb_face_get_index (const hb_face_t *face);
103
104 HB_EXTERN void
105 hb_face_set_upem (hb_face_t *face,
106 unsigned int upem);
107
108 HB_EXTERN unsigned int
109 hb_face_get_upem (const hb_face_t *face);
110
111 HB_EXTERN void
112 hb_face_set_glyph_count (hb_face_t *face,
113 unsigned int glyph_count);
114
115 HB_EXTERN unsigned int
116 hb_face_get_glyph_count (const hb_face_t *face);
117
118 HB_EXTERN unsigned int
119 hb_face_get_table_tags (const hb_face_t *face,
120 unsigned int start_offset,
121 unsigned int *table_count, /* IN/OUT */
122 hb_tag_t *table_tags /* OUT */);
123
124
125 /*
126 * Character set.
127 */
128
129 HB_EXTERN void
130 hb_face_collect_unicodes (hb_face_t *face,
131 hb_set_t *out);
132
133 HB_EXTERN void
134 hb_face_collect_variation_selectors (hb_face_t *face,
135 hb_set_t *out);
136
137 HB_EXTERN void
138 hb_face_collect_variation_unicodes (hb_face_t *face,
139 hb_codepoint_t variation_selector,
140 hb_set_t *out);
141
142
143 /*
144 * Builder face.
145 */
146
147 HB_EXTERN hb_face_t *
148 hb_face_builder_create (void);
149
150 HB_EXTERN hb_bool_t
151 hb_face_builder_add_table (hb_face_t *face,
152 hb_tag_t tag,
153 hb_blob_t *blob);
154
155
156 HB_END_DECLS
157
158 #endif /* HB_FACE_H */
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