harfbuzz/src/hb-glib.c

59 lines
2.5 KiB
C

/*
* Copyright (C) 2009 Red Hat, Inc.
*
* This is part of HarfBuzz, an OpenType Layout engine 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
*/
#include "hb-private.h"
#include "hb-glib.h"
#include "hb-unicode-private.h"
static hb_unicode_funcs_t *glib_ufuncs;
static hb_codepoint_t hb_glib_get_mirroring_nil (hb_codepoint_t unicode) { g_unichar_get_mirror_char (unicode, &unicode); return unicode; }
static hb_category_t hb_glib_get_general_category_nil (hb_codepoint_t unicode) { return g_unichar_type (unicode); }
static hb_script_t hb_glib_get_script_nil (hb_codepoint_t unicode) { return g_unichar_get_script (unicode); }
static unsigned int hb_glib_get_combining_class_nil (hb_codepoint_t unicode) { return g_unichar_combining_class (unicode); }
static unsigned int hb_glib_get_eastasian_width_nil (hb_codepoint_t unicode) { return g_unichar_iswide (unicode); }
hb_unicode_funcs_t *
hb_glib_get_unicode_funcs (void)
{
if (HB_UNLIKELY (!glib_ufuncs)) {
glib_ufuncs = hb_unicode_funcs_create ();
hb_unicode_funcs_set_mirroring_func (glib_ufuncs, hb_glib_get_mirroring_nil);
hb_unicode_funcs_set_general_category_func (glib_ufuncs, hb_glib_get_general_category_nil);
hb_unicode_funcs_set_script_func (glib_ufuncs, hb_glib_get_script_nil);
hb_unicode_funcs_set_combining_class_func (glib_ufuncs, hb_glib_get_combining_class_nil);
hb_unicode_funcs_set_eastasian_width_func (glib_ufuncs, hb_glib_get_eastasian_width_nil);
hb_unicode_funcs_make_immutable (glib_ufuncs);
}
return hb_unicode_funcs_reference (glib_ufuncs);
}