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1 /* | 1 /* |
2 * Copyright © 2010 Google, Inc. | 2 * Copyright © 2010 Google, Inc. |
3 * | 3 * |
4 * This is part of HarfBuzz, a text shaping library. | 4 * This is part of HarfBuzz, a text shaping library. |
5 * | 5 * |
6 * Permission is hereby granted, without written agreement and without | 6 * Permission is hereby granted, without written agreement and without |
7 * license or royalty fees, to use, copy, modify, and distribute this | 7 * license or royalty fees, to use, copy, modify, and distribute this |
8 * software and its documentation for any purpose, provided that the | 8 * software and its documentation for any purpose, provided that the |
9 * above copyright notice and the following two paragraphs appear in | 9 * above copyright notice and the following two paragraphs appear in |
10 * all copies of this software. | 10 * all copies of this software. |
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26 | 26 |
27 #ifndef HB_OT_SHAPE_PRIVATE_HH | 27 #ifndef HB_OT_SHAPE_PRIVATE_HH |
28 #define HB_OT_SHAPE_PRIVATE_HH | 28 #define HB_OT_SHAPE_PRIVATE_HH |
29 | 29 |
30 #include "hb-private.hh" | 30 #include "hb-private.hh" |
31 | 31 |
32 #include "hb-ot-map-private.hh" | 32 #include "hb-ot-map-private.hh" |
33 | 33 |
34 | 34 |
35 | 35 |
36 /* buffer var allocations, used during the entire shaping process */ | |
37 #define unicode_props0() var2.u8[0] | |
38 #define unicode_props1() var2.u8[1] | |
39 | |
40 | 36 |
41 | 37 |
42 struct hb_ot_shape_plan_t | 38 struct hb_ot_shape_plan_t |
43 { | 39 { |
44 hb_segment_properties_t props; | 40 hb_segment_properties_t props; |
45 const struct hb_ot_complex_shaper_t *shaper; | 41 const struct hb_ot_complex_shaper_t *shaper; |
46 hb_ot_map_t map; | 42 hb_ot_map_t map; |
47 const void *data; | 43 const void *data; |
48 | 44 |
49 inline void collect_lookups (hb_tag_t table_tag, hb_set_t *lookups) const | 45 inline void collect_lookups (hb_tag_t table_tag, hb_set_t *lookups) const |
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82 plan.props = props; | 78 plan.props = props; |
83 plan.shaper = shaper; | 79 plan.shaper = shaper; |
84 map.compile (plan.map); | 80 map.compile (plan.map); |
85 } | 81 } |
86 | 82 |
87 private: | 83 private: |
88 NO_COPY (hb_ot_shape_planner_t); | 84 NO_COPY (hb_ot_shape_planner_t); |
89 }; | 85 }; |
90 | 86 |
91 | 87 |
92 | |
93 inline void | |
94 _hb_glyph_info_set_unicode_props (hb_glyph_info_t *info, hb_unicode_funcs_t *uni
code) | |
95 { | |
96 info->unicode_props0() = ((unsigned int) unicode->general_category (info->code
point)) | | |
97 (unicode->is_default_ignorable (info->codepoint) ? 0x
80 : 0); | |
98 info->unicode_props1() = unicode->modified_combining_class (info->codepoint); | |
99 } | |
100 | |
101 inline hb_unicode_general_category_t | |
102 _hb_glyph_info_get_general_category (const hb_glyph_info_t *info) | |
103 { | |
104 return (hb_unicode_general_category_t) (info->unicode_props0() & 0x7F); | |
105 } | |
106 | |
107 inline void | |
108 _hb_glyph_info_set_modified_combining_class (hb_glyph_info_t *info, unsigned int
modified_class) | |
109 { | |
110 info->unicode_props1() = modified_class; | |
111 } | |
112 | |
113 inline unsigned int | |
114 _hb_glyph_info_get_modified_combining_class (const hb_glyph_info_t *info) | |
115 { | |
116 return info->unicode_props1(); | |
117 } | |
118 | |
119 inline hb_bool_t | |
120 _hb_glyph_info_is_default_ignorable (const hb_glyph_info_t *info) | |
121 { | |
122 return !!(info->unicode_props0() & 0x80); | |
123 } | |
124 | |
125 #endif /* HB_OT_SHAPE_PRIVATE_HH */ | 88 #endif /* HB_OT_SHAPE_PRIVATE_HH */ |
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