diff options
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.15/src/hb-ot-layout.h')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-0.9.15/src/hb-ot-layout.h | 293 |
1 files changed, 0 insertions, 293 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.15/src/hb-ot-layout.h b/Build/source/libs/harfbuzz/harfbuzz-0.9.15/src/hb-ot-layout.h deleted file mode 100644 index 134f1a6c164..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-0.9.15/src/hb-ot-layout.h +++ /dev/null @@ -1,293 +0,0 @@ -/* - * Copyright © 2007,2008,2009 Red Hat, Inc. - * - * This is part of HarfBuzz, a text shaping library. - * - * Permission is hereby granted, without written agreement and without - * license or royalty fees, to use, copy, modify, and distribute this - * software and its documentation for any purpose, provided that the - * above copyright notice and the following two paragraphs appear in - * all copies of this software. - * - * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR - * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES - * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN - * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH - * DAMAGE. - * - * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, - * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS - * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO - * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. - * - * Red Hat Author(s): Behdad Esfahbod - */ - -#ifndef HB_OT_H_IN -#error "Include <hb-ot.h> instead." -#endif - -#ifndef HB_OT_LAYOUT_H -#define HB_OT_LAYOUT_H - -#include "hb.h" - -#include "hb-ot-tag.h" - -HB_BEGIN_DECLS - - -#define HB_OT_TAG_GDEF HB_TAG('G','D','E','F') -#define HB_OT_TAG_GSUB HB_TAG('G','S','U','B') -#define HB_OT_TAG_GPOS HB_TAG('G','P','O','S') - - -/* - * GDEF - */ - -hb_bool_t -hb_ot_layout_has_glyph_classes (hb_face_t *face); - -typedef enum { - HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED = 0, - HB_OT_LAYOUT_GLYPH_CLASS_BASE_GLYPH = 1, - HB_OT_LAYOUT_GLYPH_CLASS_LIGATURE = 2, - HB_OT_LAYOUT_GLYPH_CLASS_MARK = 3, - HB_OT_LAYOUT_GLYPH_CLASS_COMPONENT = 4 -} hb_ot_layout_glyph_class_t; - -hb_ot_layout_glyph_class_t -hb_ot_layout_get_glyph_class (hb_face_t *face, - hb_codepoint_t glyph); - -void -hb_ot_layout_get_glyphs_in_class (hb_face_t *face, - hb_ot_layout_glyph_class_t klass, - hb_set_t *glyphs /* OUT */); - - -/* Not that useful. Provides list of attach points for a glyph that a - * client may want to cache */ -unsigned int -hb_ot_layout_get_attach_points (hb_face_t *face, - hb_codepoint_t glyph, - unsigned int start_offset, - unsigned int *point_count /* IN/OUT */, - unsigned int *point_array /* OUT */); - -/* Ligature caret positions */ -unsigned int -hb_ot_layout_get_ligature_carets (hb_font_t *font, - hb_direction_t direction, - hb_codepoint_t glyph, - unsigned int start_offset, - unsigned int *caret_count /* IN/OUT */, - hb_position_t *caret_array /* OUT */); - - -/* - * GSUB/GPOS feature query and enumeration interface - */ - -#define HB_OT_LAYOUT_NO_SCRIPT_INDEX ((unsigned int) 0xFFFF) -#define HB_OT_LAYOUT_NO_FEATURE_INDEX ((unsigned int) 0xFFFF) -#define HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX ((unsigned int) 0xFFFF) - -unsigned int -hb_ot_layout_table_get_script_tags (hb_face_t *face, - hb_tag_t table_tag, - unsigned int start_offset, - unsigned int *script_count /* IN/OUT */, - hb_tag_t *script_tags /* OUT */); - -hb_bool_t -hb_ot_layout_table_find_script (hb_face_t *face, - hb_tag_t table_tag, - hb_tag_t script_tag, - unsigned int *script_index); - -/* Like find_script, but takes zero-terminated array of scripts to test */ -hb_bool_t -hb_ot_layout_table_choose_script (hb_face_t *face, - hb_tag_t table_tag, - const hb_tag_t *script_tags, - unsigned int *script_index, - hb_tag_t *chosen_script); - -unsigned int -hb_ot_layout_table_get_feature_tags (hb_face_t *face, - hb_tag_t table_tag, - unsigned int start_offset, - unsigned int *feature_count /* IN/OUT */, - hb_tag_t *feature_tags /* OUT */); - -unsigned int -hb_ot_layout_script_get_language_tags (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - unsigned int start_offset, - unsigned int *language_count /* IN/OUT */, - hb_tag_t *language_tags /* OUT */); - -hb_bool_t -hb_ot_layout_script_find_language (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - hb_tag_t language_tag, - unsigned int *language_index); - -hb_bool_t -hb_ot_layout_language_get_required_feature_index (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - unsigned int language_index, - unsigned int *feature_index); - -unsigned int -hb_ot_layout_language_get_feature_indexes (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - unsigned int language_index, - unsigned int start_offset, - unsigned int *feature_count /* IN/OUT */, - unsigned int *feature_indexes /* OUT */); - -unsigned int -hb_ot_layout_language_get_feature_tags (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - unsigned int language_index, - unsigned int start_offset, - unsigned int *feature_count /* IN/OUT */, - hb_tag_t *feature_tags /* OUT */); - -hb_bool_t -hb_ot_layout_language_find_feature (hb_face_t *face, - hb_tag_t table_tag, - unsigned int script_index, - unsigned int language_index, - hb_tag_t feature_tag, - unsigned int *feature_index); - -unsigned int -hb_ot_layout_feature_get_lookups (hb_face_t *face, - hb_tag_t table_tag, - unsigned int feature_index, - unsigned int start_offset, - unsigned int *lookup_count /* IN/OUT */, - unsigned int *lookup_indexes /* OUT */); - -void -hb_ot_layout_collect_lookups (hb_face_t *face, - hb_tag_t table_tag, - const hb_tag_t *scripts, - const hb_tag_t *languages, - const hb_tag_t *features, - hb_set_t *lookup_indexes /* OUT */); - -void -hb_ot_shape_plan_collect_lookups (hb_shape_plan_t *shape_plan, - hb_tag_t table_tag, - hb_set_t *lookup_indexes /* OUT */); - -void -hb_ot_layout_lookup_collect_glyphs (hb_face_t *face, - hb_tag_t table_tag, - unsigned int lookup_index, - hb_set_t *glyphs_before, /* OUT. May be NULL */ - hb_set_t *glyphs_input, /* OUT. May be NULL */ - hb_set_t *glyphs_after, /* OUT. May be NULL */ - hb_set_t *glyphs_output /* OUT. May be NULL */); - -#ifdef HB_NOT_IMPLEMENTED -typedef struct -{ - const hb_codepoint_t *before, - unsigned int before_length, - const hb_codepoint_t *input, - unsigned int input_length, - const hb_codepoint_t *after, - unsigned int after_length, -} hb_ot_layout_glyph_sequence_t; - -typedef hb_bool_t -(*hb_ot_layout_glyph_sequence_func_t) (hb_font_t *font, - hb_tag_t table_tag, - unsigned int lookup_index, - const hb_ot_layout_glyph_sequence_t *sequence, - void *user_data); - -void -Xhb_ot_layout_lookup_enumerate_sequences (hb_face_t *face, - hb_tag_t table_tag, - unsigned int lookup_index, - hb_ot_layout_glyph_sequence_func_t callback, - void *user_data); -#endif - - -/* - * GSUB - */ - -hb_bool_t -hb_ot_layout_has_substitution (hb_face_t *face); - -hb_bool_t -hb_ot_layout_lookup_would_substitute (hb_face_t *face, - unsigned int lookup_index, - const hb_codepoint_t *glyphs, - unsigned int glyphs_length, - hb_bool_t zero_context); - -void -hb_ot_layout_lookup_substitute_closure (hb_face_t *face, - unsigned int lookup_index, - hb_set_t *glyphs - /*TODO , hb_bool_t inclusive */); - -#ifdef HB_NOT_IMPLEMENTED -/* Note: You better have GDEF when using this API, or marks won't do much. */ -hb_bool_t -Xhb_ot_layout_lookup_substitute (hb_font_t *font, - unsigned int lookup_index, - const hb_ot_layout_glyph_sequence_t *sequence, - unsigned int out_size, - hb_codepoint_t *glyphs_out, /* OUT */ - unsigned int *clusters_out, /* OUT */ - unsigned int *out_length /* OUT */); -#endif - - -/* - * GPOS - */ - -hb_bool_t -hb_ot_layout_has_positioning (hb_face_t *face); - -#ifdef HB_NOT_IMPLEMENTED -/* Note: You better have GDEF when using this API, or marks won't do much. */ -hb_bool_t -Xhb_ot_layout_lookup_position (hb_font_t *font, - unsigned int lookup_index, - const hb_ot_layout_glyph_sequence_t *sequence, - hb_glyph_position_t *positions /* IN / OUT */); -#endif - -/* Optical 'size' feature info. Returns true if found. - * http://www.microsoft.com/typography/otspec/features_pt.htm#size */ -hb_bool_t -hb_ot_layout_get_size_params (hb_face_t *face, - unsigned int *design_size, /* OUT. May be NULL */ - unsigned int *subfamily_id, /* OUT. May be NULL */ - unsigned int *subfamily_name_id, /* OUT. May be NULL */ - unsigned int *range_start, /* OUT. May be NULL */ - unsigned int *range_end /* OUT. May be NULL */); - - -HB_END_DECLS - -#endif /* HB_OT_LAYOUT_H */ |