Add m-esr52 at 52.6.0

1 files changed, 471 insertions, 0 deletions

diff --git a/gfx/harfbuzz/src/hb-unicode.h b/gfx/harfbuzz/src/hb-unicode.h
new file mode 100644
index 000000000..2657f4813
--- /dev/null
+++ b/gfx/harfbuzz/src/hb-unicode.h
@@ -0,0 +1,471 @@
+/*
+ * Copyright © 2009  Red Hat, Inc.
+ * Copyright © 2011  Codethink Limited
+ * 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): Behdad Esfahbod
+ * Codethink Author(s): Ryan Lortie
+ * Google Author(s): Behdad Esfahbod
+ */
+
+#ifndef HB_H_IN
+#error "Include <hb.h> instead."
+#endif
+
+#ifndef HB_UNICODE_H
+#define HB_UNICODE_H
+
+#include "hb-common.h"
+
+HB_BEGIN_DECLS
+
+
+/* hb_unicode_general_category_t */
+
+/* Unicode Character Database property: General_Category (gc) */
+typedef enum
+{
+  HB_UNICODE_GENERAL_CATEGORY_CONTROL,			/* Cc */
+  HB_UNICODE_GENERAL_CATEGORY_FORMAT,			/* Cf */
+  HB_UNICODE_GENERAL_CATEGORY_UNASSIGNED,		/* Cn */
+  HB_UNICODE_GENERAL_CATEGORY_PRIVATE_USE,		/* Co */
+  HB_UNICODE_GENERAL_CATEGORY_SURROGATE,		/* Cs */
+  HB_UNICODE_GENERAL_CATEGORY_LOWERCASE_LETTER,		/* Ll */
+  HB_UNICODE_GENERAL_CATEGORY_MODIFIER_LETTER,		/* Lm */
+  HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER,		/* Lo */
+  HB_UNICODE_GENERAL_CATEGORY_TITLECASE_LETTER,		/* Lt */
+  HB_UNICODE_GENERAL_CATEGORY_UPPERCASE_LETTER,		/* Lu */
+  HB_UNICODE_GENERAL_CATEGORY_SPACING_MARK,		/* Mc */
+  HB_UNICODE_GENERAL_CATEGORY_ENCLOSING_MARK,		/* Me */
+  HB_UNICODE_GENERAL_CATEGORY_NON_SPACING_MARK,		/* Mn */
+  HB_UNICODE_GENERAL_CATEGORY_DECIMAL_NUMBER,		/* Nd */
+  HB_UNICODE_GENERAL_CATEGORY_LETTER_NUMBER,		/* Nl */
+  HB_UNICODE_GENERAL_CATEGORY_OTHER_NUMBER,		/* No */
+  HB_UNICODE_GENERAL_CATEGORY_CONNECT_PUNCTUATION,	/* Pc */
+  HB_UNICODE_GENERAL_CATEGORY_DASH_PUNCTUATION,		/* Pd */
+  HB_UNICODE_GENERAL_CATEGORY_CLOSE_PUNCTUATION,	/* Pe */
+  HB_UNICODE_GENERAL_CATEGORY_FINAL_PUNCTUATION,	/* Pf */
+  HB_UNICODE_GENERAL_CATEGORY_INITIAL_PUNCTUATION,	/* Pi */
+  HB_UNICODE_GENERAL_CATEGORY_OTHER_PUNCTUATION,	/* Po */
+  HB_UNICODE_GENERAL_CATEGORY_OPEN_PUNCTUATION,		/* Ps */
+  HB_UNICODE_GENERAL_CATEGORY_CURRENCY_SYMBOL,		/* Sc */
+  HB_UNICODE_GENERAL_CATEGORY_MODIFIER_SYMBOL,		/* Sk */
+  HB_UNICODE_GENERAL_CATEGORY_MATH_SYMBOL,		/* Sm */
+  HB_UNICODE_GENERAL_CATEGORY_OTHER_SYMBOL,		/* So */
+  HB_UNICODE_GENERAL_CATEGORY_LINE_SEPARATOR,		/* Zl */
+  HB_UNICODE_GENERAL_CATEGORY_PARAGRAPH_SEPARATOR,	/* Zp */
+  HB_UNICODE_GENERAL_CATEGORY_SPACE_SEPARATOR		/* Zs */
+} hb_unicode_general_category_t;
+
+/* hb_unicode_combining_class_t */
+
+/* Note: newer versions of Unicode may add new values.  Clients should be ready to handle
+ * any value in the 0..254 range being returned from hb_unicode_combining_class().
+ */
+
+/* Unicode Character Database property: Canonical_Combining_Class (ccc) */
+typedef enum
+{
+  HB_UNICODE_COMBINING_CLASS_NOT_REORDERED	= 0,
+  HB_UNICODE_COMBINING_CLASS_OVERLAY		= 1,
+  HB_UNICODE_COMBINING_CLASS_NUKTA		= 7,
+  HB_UNICODE_COMBINING_CLASS_KANA_VOICING	= 8,
+  HB_UNICODE_COMBINING_CLASS_VIRAMA		= 9,
+
+  /* Hebrew */
+  HB_UNICODE_COMBINING_CLASS_CCC10	=  10,
+  HB_UNICODE_COMBINING_CLASS_CCC11	=  11,
+  HB_UNICODE_COMBINING_CLASS_CCC12	=  12,
+  HB_UNICODE_COMBINING_CLASS_CCC13	=  13,
+  HB_UNICODE_COMBINING_CLASS_CCC14	=  14,
+  HB_UNICODE_COMBINING_CLASS_CCC15	=  15,
+  HB_UNICODE_COMBINING_CLASS_CCC16	=  16,
+  HB_UNICODE_COMBINING_CLASS_CCC17	=  17,
+  HB_UNICODE_COMBINING_CLASS_CCC18	=  18,
+  HB_UNICODE_COMBINING_CLASS_CCC19	=  19,
+  HB_UNICODE_COMBINING_CLASS_CCC20	=  20,
+  HB_UNICODE_COMBINING_CLASS_CCC21	=  21,
+  HB_UNICODE_COMBINING_CLASS_CCC22	=  22,
+  HB_UNICODE_COMBINING_CLASS_CCC23	=  23,
+  HB_UNICODE_COMBINING_CLASS_CCC24	=  24,
+  HB_UNICODE_COMBINING_CLASS_CCC25	=  25,
+  HB_UNICODE_COMBINING_CLASS_CCC26	=  26,
+
+  /* Arabic */
+  HB_UNICODE_COMBINING_CLASS_CCC27	=  27,
+  HB_UNICODE_COMBINING_CLASS_CCC28	=  28,
+  HB_UNICODE_COMBINING_CLASS_CCC29	=  29,
+  HB_UNICODE_COMBINING_CLASS_CCC30	=  30,
+  HB_UNICODE_COMBINING_CLASS_CCC31	=  31,
+  HB_UNICODE_COMBINING_CLASS_CCC32	=  32,
+  HB_UNICODE_COMBINING_CLASS_CCC33	=  33,
+  HB_UNICODE_COMBINING_CLASS_CCC34	=  34,
+  HB_UNICODE_COMBINING_CLASS_CCC35	=  35,
+
+  /* Syriac */
+  HB_UNICODE_COMBINING_CLASS_CCC36	=  36,
+
+  /* Telugu */
+  HB_UNICODE_COMBINING_CLASS_CCC84	=  84,
+  HB_UNICODE_COMBINING_CLASS_CCC91	=  91,
+
+  /* Thai */
+  HB_UNICODE_COMBINING_CLASS_CCC103	= 103,
+  HB_UNICODE_COMBINING_CLASS_CCC107	= 107,
+
+  /* Lao */
+  HB_UNICODE_COMBINING_CLASS_CCC118	= 118,
+  HB_UNICODE_COMBINING_CLASS_CCC122	= 122,
+
+  /* Tibetan */
+  HB_UNICODE_COMBINING_CLASS_CCC129	= 129,
+  HB_UNICODE_COMBINING_CLASS_CCC130	= 130,
+  HB_UNICODE_COMBINING_CLASS_CCC133	= 132,
+
+
+  HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW_LEFT	= 200,
+  HB_UNICODE_COMBINING_CLASS_ATTACHED_BELOW		= 202,
+  HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE		= 214,
+  HB_UNICODE_COMBINING_CLASS_ATTACHED_ABOVE_RIGHT	= 216,
+  HB_UNICODE_COMBINING_CLASS_BELOW_LEFT			= 218,
+  HB_UNICODE_COMBINING_CLASS_BELOW			= 220,
+  HB_UNICODE_COMBINING_CLASS_BELOW_RIGHT		= 222,
+  HB_UNICODE_COMBINING_CLASS_LEFT			= 224,
+  HB_UNICODE_COMBINING_CLASS_RIGHT			= 226,
+  HB_UNICODE_COMBINING_CLASS_ABOVE_LEFT			= 228,
+  HB_UNICODE_COMBINING_CLASS_ABOVE			= 230,
+  HB_UNICODE_COMBINING_CLASS_ABOVE_RIGHT		= 232,
+  HB_UNICODE_COMBINING_CLASS_DOUBLE_BELOW		= 233,
+  HB_UNICODE_COMBINING_CLASS_DOUBLE_ABOVE		= 234,
+
+  HB_UNICODE_COMBINING_CLASS_IOTA_SUBSCRIPT		= 240,
+
+  HB_UNICODE_COMBINING_CLASS_INVALID	= 255
+} hb_unicode_combining_class_t;
+
+
+/*
+ * hb_unicode_funcs_t
+ */
+
+typedef struct hb_unicode_funcs_t hb_unicode_funcs_t;
+
+
+/*
+ * just give me the best implementation you've got there.
+ */
+HB_EXTERN hb_unicode_funcs_t *
+hb_unicode_funcs_get_default (void);
+
+
+HB_EXTERN hb_unicode_funcs_t *
+hb_unicode_funcs_create (hb_unicode_funcs_t *parent);
+
+HB_EXTERN hb_unicode_funcs_t *
+hb_unicode_funcs_get_empty (void);
+
+HB_EXTERN hb_unicode_funcs_t *
+hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs);
+
+HB_EXTERN void
+hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs);
+
+HB_EXTERN hb_bool_t
+hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,
+			        hb_user_data_key_t *key,
+			        void *              data,
+			        hb_destroy_func_t   destroy,
+				hb_bool_t           replace);
+
+
+HB_EXTERN void *
+hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
+			        hb_user_data_key_t *key);
+
+
+HB_EXTERN void
+hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs);
+
+HB_EXTERN hb_bool_t
+hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs);
+
+HB_EXTERN hb_unicode_funcs_t *
+hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs);
+
+
+/*
+ * funcs
+ */
+
+/* typedefs */
+
+typedef hb_unicode_combining_class_t	(*hb_unicode_combining_class_func_t)	(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      unicode,
+										 void               *user_data);
+typedef unsigned int			(*hb_unicode_eastasian_width_func_t)	(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      unicode,
+										 void               *user_data);
+typedef hb_unicode_general_category_t	(*hb_unicode_general_category_func_t)	(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      unicode,
+										 void               *user_data);
+typedef hb_codepoint_t			(*hb_unicode_mirroring_func_t)		(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      unicode,
+										 void               *user_data);
+typedef hb_script_t			(*hb_unicode_script_func_t)		(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      unicode,
+										 void               *user_data);
+
+typedef hb_bool_t			(*hb_unicode_compose_func_t)		(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      a,
+										 hb_codepoint_t      b,
+										 hb_codepoint_t     *ab,
+										 void               *user_data);
+typedef hb_bool_t			(*hb_unicode_decompose_func_t)		(hb_unicode_funcs_t *ufuncs,
+										 hb_codepoint_t      ab,
+										 hb_codepoint_t     *a,
+										 hb_codepoint_t     *b,
+										 void               *user_data);
+
+/**
+ * hb_unicode_decompose_compatibility_func_t:
+ * @ufuncs: a Unicode function structure
+ * @u: codepoint to decompose
+ * @decomposed: address of codepoint array (of length %HB_UNICODE_MAX_DECOMPOSITION_LEN) to write decomposition into
+ * @user_data: user data pointer as passed to hb_unicode_funcs_set_decompose_compatibility_func()
+ *
+ * Fully decompose @u to its Unicode compatibility decomposition. The codepoints of the decomposition will be written to @decomposed.
+ * The complete length of the decomposition will be returned.
+ *
+ * If @u has no compatibility decomposition, zero should be returned.
+ *
+ * The Unicode standard guarantees that a buffer of length %HB_UNICODE_MAX_DECOMPOSITION_LEN codepoints will always be sufficient for any
+ * compatibility decomposition plus an terminating value of 0.  Consequently, @decompose must be allocated by the caller to be at least this length.  Implementations
+ * of this function type must ensure that they do not write past the provided array.
+ *
+ * Return value: number of codepoints in the full compatibility decomposition of @u, or 0 if no decomposition available.
+ */
+typedef unsigned int			(*hb_unicode_decompose_compatibility_func_t)	(hb_unicode_funcs_t *ufuncs,
+											 hb_codepoint_t      u,
+											 hb_codepoint_t     *decomposed,
+											 void               *user_data);
+
+/* See Unicode 6.1 for details on the maximum decomposition length. */
+#define HB_UNICODE_MAX_DECOMPOSITION_LEN (18+1) /* codepoints */
+
+/* setters */
+
+/**
+ * hb_unicode_funcs_set_combining_class_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
+					   hb_unicode_combining_class_func_t func,
+					   void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_eastasian_width_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
+					   hb_unicode_eastasian_width_func_t func,
+					   void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_general_category_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
+					    hb_unicode_general_category_func_t func,
+					    void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_mirroring_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
+				     hb_unicode_mirroring_func_t func,
+				     void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_script_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,
+				  hb_unicode_script_func_t func,
+				  void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_compose_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_compose_func (hb_unicode_funcs_t *ufuncs,
+				   hb_unicode_compose_func_t func,
+				   void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_decompose_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_decompose_func (hb_unicode_funcs_t *ufuncs,
+				     hb_unicode_decompose_func_t func,
+				     void *user_data, hb_destroy_func_t destroy);
+
+/**
+ * hb_unicode_funcs_set_decompose_compatibility_func:
+ * @ufuncs: a Unicode function structure
+ * @func: (closure user_data) (destroy destroy) (scope notified):
+ * @user_data:
+ * @destroy:
+ *
+ * 
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN void
+hb_unicode_funcs_set_decompose_compatibility_func (hb_unicode_funcs_t *ufuncs,
+						   hb_unicode_decompose_compatibility_func_t func,
+						   void *user_data, hb_destroy_func_t destroy);
+
+/* accessors */
+
+/**
+ * hb_unicode_combining_class:
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN hb_unicode_combining_class_t
+hb_unicode_combining_class (hb_unicode_funcs_t *ufuncs,
+			    hb_codepoint_t unicode);
+
+/**
+ * hb_unicode_eastasian_width:
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN unsigned int
+hb_unicode_eastasian_width (hb_unicode_funcs_t *ufuncs,
+			    hb_codepoint_t unicode);
+
+/**
+ * hb_unicode_general_category:
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN hb_unicode_general_category_t
+hb_unicode_general_category (hb_unicode_funcs_t *ufuncs,
+			     hb_codepoint_t unicode);
+
+/**
+ * hb_unicode_mirroring:
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN hb_codepoint_t
+hb_unicode_mirroring (hb_unicode_funcs_t *ufuncs,
+		      hb_codepoint_t unicode);
+
+/**
+ * hb_unicode_script:
+ *
+ * Since: 0.9.2
+ **/
+HB_EXTERN hb_script_t
+hb_unicode_script (hb_unicode_funcs_t *ufuncs,
+		   hb_codepoint_t unicode);
+
+HB_EXTERN hb_bool_t
+hb_unicode_compose (hb_unicode_funcs_t *ufuncs,
+		    hb_codepoint_t      a,
+		    hb_codepoint_t      b,
+		    hb_codepoint_t     *ab);
+
+HB_EXTERN hb_bool_t
+hb_unicode_decompose (hb_unicode_funcs_t *ufuncs,
+		      hb_codepoint_t      ab,
+		      hb_codepoint_t     *a,
+		      hb_codepoint_t     *b);
+
+HB_EXTERN unsigned int
+hb_unicode_decompose_compatibility (hb_unicode_funcs_t *ufuncs,
+				    hb_codepoint_t      u,
+				    hb_codepoint_t     *decomposed);
+
+HB_END_DECLS
+
+#endif /* HB_UNICODE_H */