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Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.41/src/hb-buffer.h')
-rw-r--r-- | Build/source/libs/harfbuzz/harfbuzz-0.9.41/src/hb-buffer.h | 356 |
1 files changed, 0 insertions, 356 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.41/src/hb-buffer.h b/Build/source/libs/harfbuzz/harfbuzz-0.9.41/src/hb-buffer.h deleted file mode 100644 index 520141b8adc..00000000000 --- a/Build/source/libs/harfbuzz/harfbuzz-0.9.41/src/hb-buffer.h +++ /dev/null @@ -1,356 +0,0 @@ -/* - * Copyright © 1998-2004 David Turner and Werner Lemberg - * Copyright © 2004,2007,2009 Red Hat, Inc. - * Copyright © 2011,2012 Google, 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): Owen Taylor, Behdad Esfahbod - * Google Author(s): Behdad Esfahbod - */ - -#ifndef HB_H_IN -#error "Include <hb.h> instead." -#endif - -#ifndef HB_BUFFER_H -#define HB_BUFFER_H - -#include "hb-common.h" -#include "hb-unicode.h" -#include "hb-font.h" - -HB_BEGIN_DECLS - - -typedef struct hb_glyph_info_t { - hb_codepoint_t codepoint; - hb_mask_t mask; - uint32_t cluster; - - /*< private >*/ - hb_var_int_t var1; - hb_var_int_t var2; -} hb_glyph_info_t; - -typedef struct hb_glyph_position_t { - hb_position_t x_advance; - hb_position_t y_advance; - hb_position_t x_offset; - hb_position_t y_offset; - - /*< private >*/ - hb_var_int_t var; -} hb_glyph_position_t; - - -typedef struct hb_segment_properties_t { - hb_direction_t direction; - hb_script_t script; - hb_language_t language; - /*< private >*/ - void *reserved1; - void *reserved2; -} hb_segment_properties_t; - -#define HB_SEGMENT_PROPERTIES_DEFAULT {HB_DIRECTION_INVALID, \ - HB_SCRIPT_INVALID, \ - HB_LANGUAGE_INVALID, \ - NULL, \ - NULL} - -hb_bool_t -hb_segment_properties_equal (const hb_segment_properties_t *a, - const hb_segment_properties_t *b); - -unsigned int -hb_segment_properties_hash (const hb_segment_properties_t *p); - - - -/* - * hb_buffer_t - */ - -typedef struct hb_buffer_t hb_buffer_t; - -hb_buffer_t * -hb_buffer_create (void); - -hb_buffer_t * -hb_buffer_get_empty (void); - -hb_buffer_t * -hb_buffer_reference (hb_buffer_t *buffer); - -void -hb_buffer_destroy (hb_buffer_t *buffer); - -hb_bool_t -hb_buffer_set_user_data (hb_buffer_t *buffer, - hb_user_data_key_t *key, - void * data, - hb_destroy_func_t destroy, - hb_bool_t replace); - -void * -hb_buffer_get_user_data (hb_buffer_t *buffer, - hb_user_data_key_t *key); - - -typedef enum { - HB_BUFFER_CONTENT_TYPE_INVALID = 0, - HB_BUFFER_CONTENT_TYPE_UNICODE, - HB_BUFFER_CONTENT_TYPE_GLYPHS -} hb_buffer_content_type_t; - -void -hb_buffer_set_content_type (hb_buffer_t *buffer, - hb_buffer_content_type_t content_type); - -hb_buffer_content_type_t -hb_buffer_get_content_type (hb_buffer_t *buffer); - - -void -hb_buffer_set_unicode_funcs (hb_buffer_t *buffer, - hb_unicode_funcs_t *unicode_funcs); - -hb_unicode_funcs_t * -hb_buffer_get_unicode_funcs (hb_buffer_t *buffer); - -void -hb_buffer_set_direction (hb_buffer_t *buffer, - hb_direction_t direction); - -hb_direction_t -hb_buffer_get_direction (hb_buffer_t *buffer); - -void -hb_buffer_set_script (hb_buffer_t *buffer, - hb_script_t script); - -hb_script_t -hb_buffer_get_script (hb_buffer_t *buffer); - -void -hb_buffer_set_language (hb_buffer_t *buffer, - hb_language_t language); - - -hb_language_t -hb_buffer_get_language (hb_buffer_t *buffer); - -void -hb_buffer_set_segment_properties (hb_buffer_t *buffer, - const hb_segment_properties_t *props); - -void -hb_buffer_get_segment_properties (hb_buffer_t *buffer, - hb_segment_properties_t *props); - -void -hb_buffer_guess_segment_properties (hb_buffer_t *buffer); - - -typedef enum { /*< flags >*/ - HB_BUFFER_FLAG_DEFAULT = 0x00000000u, - HB_BUFFER_FLAG_BOT = 0x00000001u, /* Beginning-of-text */ - HB_BUFFER_FLAG_EOT = 0x00000002u, /* End-of-text */ - HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES = 0x00000004u -} hb_buffer_flags_t; - -void -hb_buffer_set_flags (hb_buffer_t *buffer, - hb_buffer_flags_t flags); - -hb_buffer_flags_t -hb_buffer_get_flags (hb_buffer_t *buffer); - - - -#define HB_BUFFER_REPLACEMENT_CODEPOINT_DEFAULT 0xFFFDu - -/* Sets codepoint used to replace invalid UTF-8/16/32 entries. - * Default is 0xFFFDu. */ -void -hb_buffer_set_replacement_codepoint (hb_buffer_t *buffer, - hb_codepoint_t replacement); - -hb_codepoint_t -hb_buffer_get_replacement_codepoint (hb_buffer_t *buffer); - - -/* Resets the buffer. Afterwards it's as if it was just created, - * except that it has a larger buffer allocated perhaps... */ -void -hb_buffer_reset (hb_buffer_t *buffer); - -/* Like reset, but does NOT clear unicode_funcs and replacement_codepoint. */ -void -hb_buffer_clear_contents (hb_buffer_t *buffer); - -/* Returns false if allocation failed */ -hb_bool_t -hb_buffer_pre_allocate (hb_buffer_t *buffer, - unsigned int size); - - -/* Returns false if allocation has failed before */ -hb_bool_t -hb_buffer_allocation_successful (hb_buffer_t *buffer); - -void -hb_buffer_reverse (hb_buffer_t *buffer); - -void -hb_buffer_reverse_range (hb_buffer_t *buffer, - unsigned int start, unsigned int end); - -void -hb_buffer_reverse_clusters (hb_buffer_t *buffer); - - -/* Filling the buffer in */ - -void -hb_buffer_add (hb_buffer_t *buffer, - hb_codepoint_t codepoint, - unsigned int cluster); - -void -hb_buffer_add_utf8 (hb_buffer_t *buffer, - const char *text, - int text_length, - unsigned int item_offset, - int item_length); - -void -hb_buffer_add_utf16 (hb_buffer_t *buffer, - const uint16_t *text, - int text_length, - unsigned int item_offset, - int item_length); - -void -hb_buffer_add_utf32 (hb_buffer_t *buffer, - const uint32_t *text, - int text_length, - unsigned int item_offset, - int item_length); - -/* Allows only access to first 256 Unicode codepoints. */ -void -hb_buffer_add_latin1 (hb_buffer_t *buffer, - const uint8_t *text, - int text_length, - unsigned int item_offset, - int item_length); - -/* Like add_utf32 but does NOT check for invalid Unicode codepoints. */ -void -hb_buffer_add_codepoints (hb_buffer_t *buffer, - const hb_codepoint_t *text, - int text_length, - unsigned int item_offset, - int item_length); - - -/* Clears any new items added at the end */ -hb_bool_t -hb_buffer_set_length (hb_buffer_t *buffer, - unsigned int length); - -/* Return value valid as long as buffer not modified */ -unsigned int -hb_buffer_get_length (hb_buffer_t *buffer); - -/* Getting glyphs out of the buffer */ - -/* Return value valid as long as buffer not modified */ -hb_glyph_info_t * -hb_buffer_get_glyph_infos (hb_buffer_t *buffer, - unsigned int *length); - -/* Return value valid as long as buffer not modified */ -hb_glyph_position_t * -hb_buffer_get_glyph_positions (hb_buffer_t *buffer, - unsigned int *length); - - -/* Reorders a glyph buffer to have canonical in-cluster glyph order / position. - * The resulting clusters should behave identical to pre-reordering clusters. - * NOTE: This has nothing to do with Unicode normalization. */ -void -hb_buffer_normalize_glyphs (hb_buffer_t *buffer); - - -/* - * Serialize - */ - -typedef enum { /*< flags >*/ - HB_BUFFER_SERIALIZE_FLAG_DEFAULT = 0x00000000u, - HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS = 0x00000001u, - HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS = 0x00000002u, - HB_BUFFER_SERIALIZE_FLAG_NO_GLYPH_NAMES = 0x00000004u -} hb_buffer_serialize_flags_t; - -typedef enum { - HB_BUFFER_SERIALIZE_FORMAT_TEXT = HB_TAG('T','E','X','T'), - HB_BUFFER_SERIALIZE_FORMAT_JSON = HB_TAG('J','S','O','N'), - HB_BUFFER_SERIALIZE_FORMAT_INVALID = HB_TAG_NONE -} hb_buffer_serialize_format_t; - -/* len=-1 means str is NUL-terminated. */ -hb_buffer_serialize_format_t -hb_buffer_serialize_format_from_string (const char *str, int len); - -const char * -hb_buffer_serialize_format_to_string (hb_buffer_serialize_format_t format); - -const char ** -hb_buffer_serialize_list_formats (void); - -/* Returns number of items, starting at start, that were serialized. */ -unsigned int -hb_buffer_serialize_glyphs (hb_buffer_t *buffer, - unsigned int start, - unsigned int end, - char *buf, - unsigned int buf_size, - unsigned int *buf_consumed, /* May be NULL */ - hb_font_t *font, /* May be NULL */ - hb_buffer_serialize_format_t format, - hb_buffer_serialize_flags_t flags); - -hb_bool_t -hb_buffer_deserialize_glyphs (hb_buffer_t *buffer, - const char *buf, - int buf_len, /* -1 means nul-terminated */ - const char **end_ptr, /* May be NULL */ - hb_font_t *font, /* May be NULL */ - hb_buffer_serialize_format_t format); - - -HB_END_DECLS - -#endif /* HB_BUFFER_H */ |