diff options
Diffstat (limited to 'cogl/cogl-gtype-private.h')
| -rw-r--r-- | cogl/cogl-gtype-private.h | 236 |
1 files changed, 230 insertions, 6 deletions
diff --git a/cogl/cogl-gtype-private.h b/cogl/cogl-gtype-private.h index f1f4f814..74962120 100644 --- a/cogl/cogl-gtype-private.h +++ b/cogl/cogl-gtype-private.h @@ -28,21 +28,47 @@ * */ +#ifndef __COGL_GTYPE_PRIVATE_H__ +#define __COGL_GTYPE_PRIVATE_H__ + +#include "config.h" + #include <glib.h> #include <glib-object.h> -#ifndef __COGL_GTYPE_PRIVATE_H__ -#define __COGL_GTYPE_PRIVATE_H__ +#include "cogl-object-private.h" + +/* Move this to public headers? */ +typedef struct _CoglGtypeObject CoglGtypeObject; +typedef struct _CoglGtypeClass CoglGtypeClass; + +struct _CoglGtypeObject +{ + GTypeInstance parent_instance; -#define COGL_GTYPE_DEFINE_BOXED(Name, underscore_name, copy_func, free_func) \ + guint dummy; +}; + +struct _CoglGtypeClass +{ + GTypeClass base_class; + + guint dummy; +}; + +#define I_(str) (g_intern_static_string ((str))) + +/**/ + +#define COGL_GTYPE_DEFINE_BOXED(Name,underscore_name,copy_func,free_func) \ GType \ -cogl_gtype_ ## underscore_name ## _get_type (void) \ +cogl_##underscore_name##_get_gtype (void) \ { \ static volatile size_t type_volatile = 0; \ if (g_once_init_enter (&type_volatile)) \ { \ GType type = \ - g_boxed_type_register_static (g_intern_static_string ("Cogl" Name), \ + g_boxed_type_register_static (g_intern_static_string (I_("Cogl" # Name)), \ (GBoxedCopyFunc)copy_func, \ (GBoxedFreeFunc)free_func); \ g_once_init_leave (&type_volatile, type); \ @@ -50,5 +76,203 @@ cogl_gtype_ ## underscore_name ## _get_type (void) \ return type_volatile; \ } -#endif /* __COGL_GTYPE_PRIVATE_H__ */ +#define COGL_GTYPE_IMPLEMENT_INTERFACE(name) { \ + const GInterfaceInfo g_implement_interface_info = { \ + (GInterfaceInitFunc) _cogl_gtype_dummy_iface_init, NULL, NULL \ + }; \ + g_type_add_interface_static (fundamental_type_id, \ + cogl_##name##_get_gtype(), \ + &g_implement_interface_info); \ + } + +#define _COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \ +GType \ +cogl_##name##_get_gtype (void) \ +{ \ + static volatile gsize type_id__volatile = 0; \ + if (g_once_init_enter (&type_id__volatile)) \ + { \ + static const GTypeFundamentalInfo finfo = { \ + (G_TYPE_FLAG_CLASSED | \ + G_TYPE_FLAG_INSTANTIATABLE | \ + G_TYPE_FLAG_DERIVABLE | \ + G_TYPE_FLAG_DEEP_DERIVABLE), \ + }; \ + static const GTypeValueTable value_table = { \ + _cogl_gtype_object_init_value, \ + _cogl_gtype_object_free_value, \ + _cogl_gtype_object_copy_value, \ + _cogl_gtype_object_peek_pointer, \ + "p", \ + _cogl_gtype_object_collect_value, \ + "p", \ + _cogl_gtype_object_lcopy_value, \ + }; \ + const GTypeInfo node_info = { \ + sizeof (CoglObjectClass), \ + (GBaseInitFunc) _cogl_gtype_object_class_base_init, \ + (GBaseFinalizeFunc) _cogl_gtype_object_class_base_finalize, \ + (GClassInitFunc) _cogl_gtype_object_class_init, \ + (GClassFinalizeFunc) NULL, \ + NULL, \ + sizeof (CoglObject), \ + 0, \ + (GInstanceInitFunc) _cogl_gtype_object_init, \ + &value_table, \ + }; \ + GType fundamental_type_id = \ + g_type_register_fundamental (g_type_fundamental_next (), \ + I_("Cogl" # Name), \ + &node_info, &finfo, \ + G_TYPE_FLAG_ABSTRACT); \ + g_once_init_leave (&type_id__volatile, \ + fundamental_type_id); +#define _COGL_GTYPE_DEFINE_BASE_CLASS_END() \ + } \ + return type_id__volatile; \ + } + +#define COGL_GTYPE_DEFINE_BASE_CLASS(Name,name,interfaces...) \ + _COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \ + {interfaces;} \ + _COGL_GTYPE_DEFINE_BASE_CLASS_END() + +#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN(Name,name) \ + \ + static void name##_default_init (Name##Interface *klass); \ + GType \ + name##_get_gtype (void) \ + { \ + static volatile gsize type_id__volatile = 0; \ + if (g_once_init_enter (&type_id__volatile)) \ + { \ + GType fundamental_type_id = \ + g_type_register_static_simple (G_TYPE_INTERFACE, \ + g_intern_static_string (#Name), \ + sizeof (Name##Interface), \ + (GClassInitFunc)name##_default_init, \ + 0, \ + (GInstanceInitFunc)NULL, \ + (GTypeFlags) 0); \ + g_type_interface_add_prerequisite (fundamental_type_id, \ + cogl_object_get_gtype()); \ + { /* custom code follows */ + +#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END() \ + /* following custom code */ \ + } \ + g_once_init_leave (&type_id__volatile, \ + fundamental_type_id); \ + } \ + return type_id__volatile; \ + } /* closes name##_get_type() */ + + +#define COGL_GTYPE_DEFINE_INTERFACE(Name,name) \ + typedef struct _Cogl##Name##Iface Cogl##Name##Iface; \ + typedef Cogl##Name##Iface Cogl##Name##Interface; \ + struct _Cogl##Name##Iface \ + { \ + /*< private >*/ \ + GTypeInterface g_iface; \ + }; \ + _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN (Cogl##Name, cogl_##name) \ + _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END () \ + static void \ + cogl_##name##_default_init (Cogl##Name##Interface *iface) \ + { \ + } + +#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Name,name,parent,flags) \ + \ + static void name##_init (Name *self); \ + static void name##_class_init (Name##Class *klass); \ + static gpointer name##_parent_class = NULL; \ + static gint Name##_private_offset; \ + \ + static void \ + name##_class_intern_init (gpointer klass) \ + { \ + name##_parent_class = g_type_class_peek_parent (klass); \ + name##_class_init ((Name##Class*) klass); \ + } \ + \ + static inline gpointer \ + name##_get_instance_private (Name *self) \ + { \ + return (G_STRUCT_MEMBER_P (self, Name ##_private_offset)); \ + } \ + \ + GType \ + name##_get_gtype (void) \ + { \ + static volatile gsize type_id__volatile = 0; \ + if (g_once_init_enter (&type_id__volatile)) \ + { \ + GType fundamental_type_id = \ + g_type_register_static_simple (parent, \ + g_intern_static_string (#Name), \ + sizeof (Name##Class), \ + (GClassInitFunc) name##_class_intern_init, \ + sizeof (Name), \ + (GInstanceInitFunc) name##_init, \ + (GTypeFlags) flags); \ + { /* custom code follows */ + +#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \ + /* following custom code */ \ + } \ + g_once_init_leave (&type_id__volatile, \ + fundamental_type_id); \ + } \ + return type_id__volatile; \ + } /* closes name##_get_type() */ + + +#define COGL_GTYPE_DEFINE_CLASS(Name,name,interfaces...) \ + typedef struct _Cogl##Name##Class Cogl##Name##Class; \ + struct _Cogl##Name##Class { \ + CoglObjectClass parent_class; \ + }; \ + _COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Cogl##Name, \ + cogl_##name, \ + cogl_object_get_gtype(), \ + 0) \ + {interfaces;} \ + _COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \ + static void \ + cogl_##name##_init (Cogl##Name *instance) \ + { \ + } \ + static void \ + cogl_##name##_class_init (Cogl##Name##Class *klass) \ + { \ + } + +void _cogl_gtype_object_init_value (GValue *value); +void _cogl_gtype_object_free_value (GValue *value); +void _cogl_gtype_object_copy_value (const GValue *src, + GValue *dst); +gpointer _cogl_gtype_object_peek_pointer (const GValue *value); +gchar *_cogl_gtype_object_collect_value (GValue *value, + guint n_collect_values, + GTypeCValue *collect_values, + guint collect_flags); +gchar *_cogl_gtype_object_lcopy_value (const GValue *value, + guint n_collect_values, + GTypeCValue *collect_values, + guint collect_flags); + +void _cogl_gtype_object_class_base_init (CoglObjectClass *klass); +void _cogl_gtype_object_class_base_finalize (CoglObjectClass *klass); +void _cogl_gtype_object_class_init (CoglObjectClass *klass); +void _cogl_gtype_object_init (CoglObject *object); + +void cogl_object_value_set_object (GValue *value, + gpointer object); +gpointer cogl_object_value_get_object (const GValue *value); + +void _cogl_gtype_dummy_iface_init (gpointer iface); + +#endif /* __COGL_GTYPE_PRIVATE_H__ */ |