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1 /*
2  * Copyright © 2012  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 #ifndef HB_H_IN
28 #error "Include <hb.h> instead."
29 #endif
30 
31 #ifndef HB_SHAPE_PLAN_H
32 #define HB_SHAPE_PLAN_H
33 
34 #include "hb-common.h"
35 #include "hb-font.h"
36 
37 HB_BEGIN_DECLS
38 
39 typedef struct hb_shape_plan_t hb_shape_plan_t;
40 
41 HB_EXTERN hb_shape_plan_t *
42 hb_shape_plan_create (hb_face_t                     *face,
43 		      const hb_segment_properties_t *props,
44 		      const hb_feature_t            *user_features,
45 		      unsigned int                   num_user_features,
46 		      const char * const            *shaper_list);
47 
48 HB_EXTERN hb_shape_plan_t *
49 hb_shape_plan_create_cached (hb_face_t                     *face,
50 			     const hb_segment_properties_t *props,
51 			     const hb_feature_t            *user_features,
52 			     unsigned int                   num_user_features,
53 			     const char * const            *shaper_list);
54 
55 HB_EXTERN hb_shape_plan_t *
56 hb_shape_plan_create2 (hb_face_t                     *face,
57 		       const hb_segment_properties_t *props,
58 		       const hb_feature_t            *user_features,
59 		       unsigned int                   num_user_features,
60 		       const int                     *coords,
61 		       unsigned int                   num_coords,
62 		       const char * const            *shaper_list);
63 
64 HB_EXTERN hb_shape_plan_t *
65 hb_shape_plan_create_cached2 (hb_face_t                     *face,
66 			      const hb_segment_properties_t *props,
67 			      const hb_feature_t            *user_features,
68 			      unsigned int                   num_user_features,
69 			      const int                     *coords,
70 			      unsigned int                   num_coords,
71 			      const char * const            *shaper_list);
72 
73 
74 HB_EXTERN hb_shape_plan_t *
75 hb_shape_plan_get_empty (void);
76 
77 HB_EXTERN hb_shape_plan_t *
78 hb_shape_plan_reference (hb_shape_plan_t *shape_plan);
79 
80 HB_EXTERN void
81 hb_shape_plan_destroy (hb_shape_plan_t *shape_plan);
82 
83 HB_EXTERN hb_bool_t
84 hb_shape_plan_set_user_data (hb_shape_plan_t    *shape_plan,
85 			     hb_user_data_key_t *key,
86 			     void *              data,
87 			     hb_destroy_func_t   destroy,
88 			     hb_bool_t           replace);
89 
90 HB_EXTERN void *
91 hb_shape_plan_get_user_data (hb_shape_plan_t    *shape_plan,
92 			     hb_user_data_key_t *key);
93 
94 
95 HB_EXTERN hb_bool_t
96 hb_shape_plan_execute (hb_shape_plan_t    *shape_plan,
97 		       hb_font_t          *font,
98 		       hb_buffer_t        *buffer,
99 		       const hb_feature_t *features,
100 		       unsigned int        num_features);
101 
102 HB_EXTERN const char *
103 hb_shape_plan_get_shaper (hb_shape_plan_t *shape_plan);
104 
105 
106 HB_END_DECLS
107 
108 #endif /* HB_SHAPE_PLAN_H */
109