michael@0: /*
michael@0:  * Copyright © 2011  Google, Inc.
michael@0:  *
michael@0:  *  This is part of HarfBuzz, a text shaping library.
michael@0:  *
michael@0:  * Permission is hereby granted, without written agreement and without
michael@0:  * license or royalty fees, to use, copy, modify, and distribute this
michael@0:  * software and its documentation for any purpose, provided that the
michael@0:  * above copyright notice and the following two paragraphs appear in
michael@0:  * all copies of this software.
michael@0:  *
michael@0:  * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
michael@0:  * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
michael@0:  * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
michael@0:  * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
michael@0:  * DAMAGE.
michael@0:  *
michael@0:  * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
michael@0:  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
michael@0:  * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
michael@0:  * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
michael@0:  * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
michael@0:  *
michael@0:  * Google Author(s): Behdad Esfahbod
michael@0:  */
michael@0: 
michael@0: #include "hb-private.hh"
michael@0: 
michael@0: /* g++ didn't like older gtype.h gcc-only code path. */
michael@0: #include <glib.h>
michael@0: #if !GLIB_CHECK_VERSION(2,29,16)
michael@0: #undef __GNUC__
michael@0: #undef __GNUC_MINOR__
michael@0: #define __GNUC__ 2
michael@0: #define __GNUC_MINOR__ 6
michael@0: #endif
michael@0: 
michael@0: #include "hb-gobject.h"
michael@0: 
michael@0: #define HB_DEFINE_BOXED_TYPE(name,copy_func,free_func) \
michael@0: GType \
michael@0: hb_gobject_##name##_get_type (void) \
michael@0: { \
michael@0:    static gsize type_id = 0; \
michael@0:    if (g_once_init_enter (&type_id)) { \
michael@0:       GType id = g_boxed_type_register_static (g_intern_static_string ("hb_" #name "_t"), \
michael@0: 					       (GBoxedCopyFunc) copy_func, \
michael@0: 					       (GBoxedFreeFunc) free_func); \
michael@0:       g_once_init_leave (&type_id, id); \
michael@0:    } \
michael@0:    return type_id; \
michael@0: }
michael@0: 
michael@0: #define HB_DEFINE_OBJECT_TYPE(name) \
michael@0: 	HB_DEFINE_BOXED_TYPE (name, hb_##name##_reference, hb_##name##_destroy);
michael@0: 
michael@0: HB_DEFINE_OBJECT_TYPE (buffer)
michael@0: HB_DEFINE_OBJECT_TYPE (blob)
michael@0: HB_DEFINE_OBJECT_TYPE (face)
michael@0: HB_DEFINE_OBJECT_TYPE (font)
michael@0: HB_DEFINE_OBJECT_TYPE (font_funcs)
michael@0: HB_DEFINE_OBJECT_TYPE (set)
michael@0: HB_DEFINE_OBJECT_TYPE (shape_plan)
michael@0: HB_DEFINE_OBJECT_TYPE (unicode_funcs)
michael@0: 
michael@0: 
michael@0: static hb_feature_t *feature_reference (hb_feature_t *g)
michael@0: {
michael@0:   hb_feature_t *c = (hb_feature_t *) calloc (1, sizeof (hb_feature_t));
michael@0:   if (unlikely (!c)) return NULL;
michael@0:   *c = *g;
michael@0:   return c;
michael@0: }
michael@0: static void feature_destroy (hb_feature_t *g) { free (g); }
michael@0: HB_DEFINE_BOXED_TYPE (feature, feature_reference, feature_destroy)
michael@0: 
michael@0: static hb_glyph_info_t *glyph_info_reference (hb_glyph_info_t *g)
michael@0: {
michael@0:   hb_glyph_info_t *c = (hb_glyph_info_t *) calloc (1, sizeof (hb_glyph_info_t));
michael@0:   if (unlikely (!c)) return NULL;
michael@0:   *c = *g;
michael@0:   return c;
michael@0: }
michael@0: static void glyph_info_destroy (hb_glyph_info_t *g) { free (g); }
michael@0: HB_DEFINE_BOXED_TYPE (glyph_info, glyph_info_reference, glyph_info_destroy)
michael@0: 
michael@0: static hb_glyph_position_t *glyph_position_reference (hb_glyph_position_t *g)
michael@0: {
michael@0:   hb_glyph_position_t *c = (hb_glyph_position_t *) calloc (1, sizeof (hb_glyph_position_t));
michael@0:   if (unlikely (!c)) return NULL;
michael@0:   *c = *g;
michael@0:   return c;
michael@0: }
michael@0: static void glyph_position_destroy (hb_glyph_position_t *g) { free (g); }
michael@0: HB_DEFINE_BOXED_TYPE (glyph_position, glyph_position_reference, glyph_position_destroy)
michael@0: 
michael@0: static hb_segment_properties_t *segment_properties_reference (hb_segment_properties_t *g)
michael@0: {
michael@0:   hb_segment_properties_t *c = (hb_segment_properties_t *) calloc (1, sizeof (hb_segment_properties_t));
michael@0:   if (unlikely (!c)) return NULL;
michael@0:   *c = *g;
michael@0:   return c;
michael@0: }
michael@0: static void segment_properties_destroy (hb_segment_properties_t *g) { free (g); }
michael@0: HB_DEFINE_BOXED_TYPE (segment_properties, segment_properties_reference, segment_properties_destroy)
michael@0: 
michael@0: static hb_user_data_key_t user_data_key_reference (hb_user_data_key_t l) { return l; }
michael@0: static void user_data_key_destroy (hb_user_data_key_t l) { }
michael@0: HB_DEFINE_BOXED_TYPE (user_data_key, user_data_key_reference, user_data_key_destroy)
michael@0: 
michael@0: 
michael@0: static hb_language_t *language_reference (hb_language_t *l)
michael@0: {
michael@0:   hb_language_t *c = (hb_language_t *) calloc (1, sizeof (hb_language_t));
michael@0:   if (unlikely (!c)) return NULL;
michael@0:   *c = *l;
michael@0:   return c;
michael@0: }
michael@0: static void language_destroy (hb_language_t *l) { free (l); }
michael@0: HB_DEFINE_BOXED_TYPE (language, language_reference, language_destroy)