clutter/clutter-script-private.h

   1 /*
   2  * Clutter.
   3  *
   4  * An OpenGL based 'interactive canvas' library.
   5  *
   6  * Authored By Matthew Allum  <mallum@openedhand.com>
   7  *
   8  * Copyright (C) 2006 OpenedHand
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
  22  *
  23  *
  24  */
  25
  26 #ifndef __CLUTTER_SCRIPT_PRIVATE_H__
  27 #define __CLUTTER_SCRIPT_PRIVATE_H__
  28
  29 #include <glib-object.h>
  30 #include <json-glib/json-glib.h>
  31
  32 #include "clutter-color.h"
  33 #include "clutter-types.h"
  34 #include "clutter-script.h"
  35
  36 G_BEGIN_DECLS
  37
  38 #define CLUTTER_TYPE_SCRIPT_PARSER      (_clutter_script_parser_get_type ())
  39 #define CLUTTER_SCRIPT_PARSER(obj)      (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_SCRIPT_PARSER, ClutterScriptParser))
  40 #define CLUTTER_IS_SCRIPT_PARSER(obj)   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_SCRIPT_PARSER))
  41
  42 typedef struct _ClutterScriptParser     ClutterScriptParser;
  43 typedef struct _JsonParserClass         ClutterScriptParserClass;
  44
  45 struct _ClutterScriptParser
  46 {
  47   JsonParser parent_instance;
  48
  49   /* back reference */
  50   ClutterScript *script;
  51 };
  52
  53 typedef GType (* GTypeGetFunc) (void);
  54
  55 typedef struct {
  56   gchar *id;
  57   gchar *class_name;
  58   gchar *type_func;
  59
  60   GList *properties;
  61   GList *children;
  62   GList *signals;
  63
  64   GType gtype;
  65   GObject *object;
  66
  67   guint merge_id;
  68
  69   guint is_actor         : 1;
  70   guint is_stage         : 1;
  71   guint is_stage_default : 1;
  72   guint has_unresolved   : 1;
  73   guint is_unmerged      : 1;
  74 } ObjectInfo;
  75
  76 void object_info_free (gpointer data);
  77
  78 typedef struct {
  79   gchar *name;
  80   JsonNode *node;
  81   GParamSpec *pspec;
  82
  83   guint is_child : 1;
  84   guint is_layout : 1;
  85 } PropertyInfo;
  86
  87 typedef struct {
  88   gchar *name;
  89   gchar *handler;
  90   gchar *object;
  91   gchar *state;
  92   gchar *target;
  93
  94   GConnectFlags flags;
  95
  96   guint is_handler : 1;
  97   guint warp_to    : 1;
  98 } SignalInfo;
  99
 100 void property_info_free (gpointer data);
 101
 102 GType _clutter_script_parser_get_type (void) G_GNUC_CONST;
 103
 104 gboolean _clutter_script_parse_node        (ClutterScript *script,
 105                                             GValue        *value,
 106                                             const gchar   *name,
 107                                             JsonNode      *node,
 108                                             GParamSpec    *pspec);
 109
 110 GType    _clutter_script_get_type_from_symbol (const gchar *symbol);
 111 GType    _clutter_script_get_type_from_class  (const gchar *name);
 112
 113 gulong   _clutter_script_resolve_animation_mode (JsonNode *node);
 114
 115 gboolean _clutter_script_enum_from_string  (GType          gtype,
 116                                             const gchar   *string,
 117                                             gint          *enum_value);
 118 gboolean _clutter_script_flags_from_string (GType          gtype,
 119                                             const gchar   *string,
 120                                             gint          *flags_value);
 121
 122 gboolean _clutter_script_parse_knot        (ClutterScript   *script,
 123                                             JsonNode        *node,
 124                                             ClutterKnot     *knot);
 125 gboolean _clutter_script_parse_geometry    (ClutterScript   *script,
 126                                             JsonNode        *node,
 127                                             ClutterGeometry *geometry);
 128 gboolean _clutter_script_parse_color       (ClutterScript   *script,
 129                                             JsonNode        *node,
 130                                             ClutterColor    *color);
 131 GObject *_clutter_script_parse_alpha       (ClutterScript   *script,
 132                                             JsonNode        *node);
 133 gboolean _clutter_script_parse_translatable_string (ClutterScript *script,
 134                                                     JsonNode      *node,
 135                                                     char         **str);
 136
 137 void _clutter_script_construct_object (ClutterScript *script,
 138                                        ObjectInfo    *oinfo);
 139 void _clutter_script_apply_properties (ClutterScript *script,
 140                                        ObjectInfo    *oinfo);
 141
 142 gchar *_clutter_script_generate_fake_id (ClutterScript *script);
 143
 144 void _clutter_script_warn_missing_attribute (ClutterScript *script,
 145                                              const gchar   *id,
 146                                              const gchar   *attribute);
 147
 148 void _clutter_script_warn_invalid_value (ClutterScript *script,
 149                                          const gchar   *attribute,
 150                                          const gchar   *expected,
 151                                          JsonNode      *node);
 152
 153 ObjectInfo *_clutter_script_get_object_info (ClutterScript *script,
 154                                              const gchar   *script_id);
 155
 156 guint _clutter_script_get_last_merge_id (ClutterScript *script);
 157
 158 void _clutter_script_add_object_info (ClutterScript *script,
 159                                       ObjectInfo    *oinfo);
 160
 161 const gchar *_clutter_script_get_id_from_node (JsonNode *node);
 162
 163 G_END_DECLS
 164
 165 #endif /* __CLUTTER_SCRIPT_PRIVATE_H__ */