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pandemonium_engine_minimal/core/object/object.h

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#ifndef OBJECT_H
#define OBJECT_H
/* object.h */
#include "core/containers/hash_map.h"
#include "core/containers/list.h"
#include "core/containers/rb_map.h"
#include "core/containers/rb_set.h"
#include "core/containers/vmap.h"
#include "core/object/object_id.h"
#include "core/os/rw_lock.h"
#include "core/os/safe_refcount.h"
#include "core/variant/variant.h"
#include <atomic>
#define VARIANT_ARG_LIST const Variant &p_arg1 = Variant(), const Variant &p_arg2 = Variant(), const Variant &p_arg3 = Variant(), const Variant &p_arg4 = Variant(), const Variant &p_arg5 = Variant(), const Variant &p_arg6 = Variant(), const Variant &p_arg7 = Variant(), const Variant &p_arg8 = Variant()
#define VARIANT_ARG_PASS p_arg1, p_arg2, p_arg3, p_arg4, p_arg5, p_arg6, p_arg7, p_arg8
#define VARIANT_ARG_DECLARE const Variant &p_arg1, const Variant &p_arg2, const Variant &p_arg3, const Variant &p_arg4, const Variant &p_arg5, const Variant &p_arg6, const Variant &p_arg7, const Variant &p_arg8
#define VARIANT_ARG_MAX 8
#define VARIANT_ARGPTRS const Variant *argptr[8] = { &p_arg1, &p_arg2, &p_arg3, &p_arg4, &p_arg5, &p_arg6, &p_arg7, &p_arg8 };
#define VARIANT_ARGPTRS_PASS *argptr[0], *argptr[1], *argptr[2], *argptr[3], *argptr[4], *argptr[5], *argptr[6], *argptr[7]
#define VARIANT_ARGS_FROM_ARRAY(m_arr) m_arr[0], m_arr[1], m_arr[2], m_arr[3], m_arr[4], m_arr[5], m_arr[6], m_arr[7]
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
enum PropertyHint {
PROPERTY_HINT_NONE, ///< no hint provided.
PROPERTY_HINT_RANGE, ///< hint_text = "min,max,step,slider; //slider is optional"
PROPERTY_HINT_EXP_RANGE, ///< hint_text = "min,max,step", exponential edit
PROPERTY_HINT_ENUM, ///< hint_text= "val1,val2,val3,etc"
PROPERTY_HINT_EXP_EASING, /// exponential easing function (Math::ease) use "attenuation" hint string to revert (flip h), "full" to also include in/out. (ie: "attenuation,inout")
PROPERTY_HINT_LENGTH, ///< hint_text= "length" (as integer)
PROPERTY_HINT_BUTTON, // Use a button in the inspector for this property. The property's type has to be Variant::NIL. hint_text="call_func:name/theme_type" -> calls call_func on press, optional: ":name/theme_type" -> get_theme_icon("name", "theme_type")
PROPERTY_HINT_KEY_ACCEL, ///< hint_text= "length" (as integer)
PROPERTY_HINT_FLAGS, ///< hint_text= "flag1,flag2,etc" (as bit flags)
PROPERTY_HINT_LAYERS_2D_RENDER,
PROPERTY_HINT_LAYERS_2D_PHYSICS,
PROPERTY_HINT_LAYERS_2D_NAVIGATION,
PROPERTY_HINT_LAYERS_3D_RENDER,
PROPERTY_HINT_LAYERS_3D_PHYSICS,
PROPERTY_HINT_LAYERS_3D_NAVIGATION,
PROPERTY_HINT_LAYERS_AVOIDANCE,
PROPERTY_HINT_FILE, ///< a file path must be passed, hint_text (optionally) is a filter "*.png,*.wav,*.doc,"
PROPERTY_HINT_DIR, ///< a directory path must be passed
PROPERTY_HINT_GLOBAL_FILE, ///< a file path must be passed, hint_text (optionally) is a filter "*.png,*.wav,*.doc,"
PROPERTY_HINT_GLOBAL_DIR, ///< a directory path must be passed
PROPERTY_HINT_RESOURCE_TYPE, ///< a resource object type
PROPERTY_HINT_MULTILINE_TEXT, ///< used for string properties that can contain multiple lines
PROPERTY_HINT_PLACEHOLDER_TEXT, ///< used to set a placeholder text for string properties
PROPERTY_HINT_COLOR_NO_ALPHA, ///< used for ignoring alpha component when editing a color
PROPERTY_HINT_IMAGE_COMPRESS_LOSSY,
PROPERTY_HINT_IMAGE_COMPRESS_LOSSLESS,
PROPERTY_HINT_OBJECT_ID,
PROPERTY_HINT_TYPE_STRING, ///< a type string, the hint is the base type to choose
PROPERTY_HINT_NODE_PATH_TO_EDITED_NODE, ///< so something else can provide this (used in scripts)
PROPERTY_HINT_METHOD_OF_VARIANT_TYPE, ///< a method of a type
PROPERTY_HINT_METHOD_OF_BASE_TYPE, ///< a method of a base type
PROPERTY_HINT_METHOD_OF_INSTANCE, ///< a method of an instance
PROPERTY_HINT_METHOD_OF_SCRIPT, ///< a method of a script & base
PROPERTY_HINT_PROPERTY_OF_VARIANT_TYPE, ///< a property of a type
PROPERTY_HINT_PROPERTY_OF_BASE_TYPE, ///< a property of a base type
PROPERTY_HINT_PROPERTY_OF_INSTANCE, ///< a property of an instance
PROPERTY_HINT_PROPERTY_OF_SCRIPT, ///< a property of a script & base
PROPERTY_HINT_OBJECT_TOO_BIG, ///< object is too big to send
PROPERTY_HINT_NODE_PATH_VALID_TYPES,
PROPERTY_HINT_SAVE_FILE, ///< a file path must be passed, hint_text (optionally) is a filter "*.png,*.wav,*.doc,". This opens a save dialog
PROPERTY_HINT_ENUM_SUGGESTION, ///< hint_text= "val1,val2,val3,etc"
PROPERTY_HINT_LINK,
PROPERTY_HINT_MAX,
// When updating PropertyHint, also sync the hardcoded list in VisualScriptEditorVariableEdit
};
enum PropertyUsageFlags {
PROPERTY_USAGE_STORAGE = 1,
PROPERTY_USAGE_EDITOR = 2,
PROPERTY_USAGE_NETWORK = 4,
PROPERTY_USAGE_EDITOR_HELPER = 8,
PROPERTY_USAGE_CHECKABLE = 16, //used for editing global variables
PROPERTY_USAGE_CHECKED = 32, //used for editing global variables
PROPERTY_USAGE_INTERNATIONALIZED = 64, //hint for internationalized strings
PROPERTY_USAGE_GROUP = 128, //used for grouping props in the editor
PROPERTY_USAGE_CATEGORY = 256,
// FIXME: Drop in 4.0, possibly reorder other flags?
// Those below are deprecated thanks to ClassDB's now class value cache
//PROPERTY_USAGE_STORE_IF_NONZERO = 512, //only store if nonzero
//PROPERTY_USAGE_STORE_IF_NONONE = 1024, //only store if false
PROPERTY_USAGE_NO_INSTANCE_STATE = 2048,
PROPERTY_USAGE_RESTART_IF_CHANGED = 4096,
PROPERTY_USAGE_SCRIPT_VARIABLE = 8192,
PROPERTY_USAGE_STORE_IF_NULL = 16384,
PROPERTY_USAGE_ANIMATE_AS_TRIGGER = 32768,
PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED = 65536,
PROPERTY_USAGE_SCRIPT_DEFAULT_VALUE = 1 << 17,
PROPERTY_USAGE_CLASS_IS_ENUM = 1 << 18,
PROPERTY_USAGE_NIL_IS_VARIANT = 1 << 19,
PROPERTY_USAGE_INTERNAL = 1 << 20,
PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE = 1 << 21, // If the object is duplicated also this property will be duplicated
PROPERTY_USAGE_HIGH_END_GFX = 1 << 22,
PROPERTY_USAGE_NODE_PATH_FROM_SCENE_ROOT = 1 << 23,
PROPERTY_USAGE_RESOURCE_NOT_PERSISTENT = 1 << 24,
PROPERTY_USAGE_KEYING_INCREMENTS = 1 << 25, // Used in inspector to increment property when keyed in animation player
PROPERTY_USAGE_DEFAULT = PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_NETWORK,
PROPERTY_USAGE_DEFAULT_INTL = PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_NETWORK | PROPERTY_USAGE_INTERNATIONALIZED,
PROPERTY_USAGE_NOEDITOR = PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_NETWORK,
};
#define ADD_SIGNAL(m_signal) ClassDB::add_signal(get_class_static(), m_signal)
#define ADD_PROPERTY(m_property, m_setter, m_getter) ClassDB::add_property(get_class_static(), m_property, _scs_create(m_setter), _scs_create(m_getter))
#define ADD_PROPERTYI(m_property, m_setter, m_getter, m_index) ClassDB::add_property(get_class_static(), m_property, _scs_create(m_setter), _scs_create(m_getter), m_index)
#define ADD_PROPERTY_DEFAULT(m_property, m_default) ClassDB::set_property_default_value(get_class_static(), m_property, m_default)
#define ADD_GROUP(m_name, m_prefix) ClassDB::add_property_group(get_class_static(), m_name, m_prefix)
struct PropertyInfo {
Variant::Type type;
String name;
StringName class_name; //for classes
PropertyHint hint;
String hint_string;
uint32_t usage;
_FORCE_INLINE_ PropertyInfo added_usage(int p_fl) const {
PropertyInfo pi = *this;
pi.usage |= p_fl;
return pi;
}
operator Dictionary() const;
static PropertyInfo from_dict(const Dictionary &p_dict);
PropertyInfo() :
type(Variant::NIL),
hint(PROPERTY_HINT_NONE),
usage(PROPERTY_USAGE_DEFAULT) {
}
PropertyInfo(Variant::Type p_type, const String p_name, PropertyHint p_hint = PROPERTY_HINT_NONE, const String &p_hint_string = "", uint32_t p_usage = PROPERTY_USAGE_DEFAULT, const StringName &p_class_name = StringName()) :
type(p_type),
name(p_name),
hint(p_hint),
hint_string(p_hint_string),
usage(p_usage) {
if (hint == PROPERTY_HINT_RESOURCE_TYPE) {
class_name = hint_string;
} else {
class_name = p_class_name;
}
}
PropertyInfo(const StringName &p_class_name) :
type(Variant::OBJECT),
class_name(p_class_name),
hint(PROPERTY_HINT_NONE),
usage(PROPERTY_USAGE_DEFAULT) {
}
bool operator==(const PropertyInfo &p_info) const {
return ((type == p_info.type) &&
(name == p_info.name) &&
(class_name == p_info.class_name) &&
(hint == p_info.hint) &&
(hint_string == p_info.hint_string) &&
(usage == p_info.usage));
}
bool operator<(const PropertyInfo &p_info) const {
return name < p_info.name;
}
};
Array convert_property_list(const List<PropertyInfo> *p_list);
struct MethodInfo {
String name;
PropertyInfo return_val;
uint32_t flags;
int id;
List<PropertyInfo> arguments;
Vector<Variant> default_arguments;
inline bool operator==(const MethodInfo &p_method) const { return id == p_method.id; }
inline bool operator<(const MethodInfo &p_method) const { return id == p_method.id ? (name < p_method.name) : (id < p_method.id); }
operator Dictionary() const;
static MethodInfo from_dict(const Dictionary &p_dict);
MethodInfo();
MethodInfo(const String &p_name);
MethodInfo(const String &p_name, const PropertyInfo &p_param1);
MethodInfo(const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2);
MethodInfo(const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3);
MethodInfo(const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4);
MethodInfo(const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4, const PropertyInfo &p_param5);
MethodInfo(Variant::Type ret);
MethodInfo(Variant::Type ret, const String &p_name);
MethodInfo(Variant::Type ret, const String &p_name, const PropertyInfo &p_param1);
MethodInfo(Variant::Type ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2);
MethodInfo(Variant::Type ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3);
MethodInfo(Variant::Type ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4);
MethodInfo(Variant::Type ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4, const PropertyInfo &p_param5);
MethodInfo(const PropertyInfo &p_ret, const String &p_name);
MethodInfo(const PropertyInfo &p_ret, const String &p_name, const PropertyInfo &p_param1);
MethodInfo(const PropertyInfo &p_ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2);
MethodInfo(const PropertyInfo &p_ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3);
MethodInfo(const PropertyInfo &p_ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4);
MethodInfo(const PropertyInfo &p_ret, const String &p_name, const PropertyInfo &p_param1, const PropertyInfo &p_param2, const PropertyInfo &p_param3, const PropertyInfo &p_param4, const PropertyInfo &p_param5);
};
// old cast_to
//if ( is_type(T::get_class_static()) )
//return static_cast<T*>(this);
////else
//return NULL;
/*
the following is an incomprehensible blob of hacks and workarounds to compensate for many of the fallencies in C++. As a plus, this macro pretty much alone defines the object model.
*/
#define REVERSE_GET_PROPERTY_LIST \
public: \
_FORCE_INLINE_ bool _is_gpl_reversed() const { \
return true; \
}; \
\
private:
#define UNREVERSE_GET_PROPERTY_LIST \
public: \
_FORCE_INLINE_ bool _is_gpl_reversed() const { \
return false; \
}; \
\
private:
#define GDCLASS(m_class, m_inherits) \
private: \
void operator=(const m_class &p_rval) {} \
mutable StringName _class_name; \
friend class ClassDB; \
\
public: \
virtual String get_class() const { \
return String(#m_class); \
} \
virtual const StringName *_get_class_namev() const { \
if (!_class_name) \
_class_name = get_class_static(); \
return &_class_name; \
} \
static _FORCE_INLINE_ void *get_class_ptr_static() { \
static int ptr; \
return &ptr; \
} \
static _FORCE_INLINE_ String get_class_static() { \
return String(#m_class); \
} \
static _FORCE_INLINE_ String get_parent_class_static() { \
return m_inherits::get_class_static(); \
} \
static void get_inheritance_list_static(List<String> *p_inheritance_list) { \
m_inherits::get_inheritance_list_static(p_inheritance_list); \
p_inheritance_list->push_back(String(#m_class)); \
} \
static String get_category_static() { \
String category = m_inherits::get_category_static(); \
if (_get_category != m_inherits::_get_category) { \
if (category != "") \
category += "/"; \
category += _get_category(); \
} \
return category; \
} \
static String inherits_static() { \
return String(#m_inherits); \
} \
virtual bool is_class(const String &p_class) const { \
return (p_class == (#m_class)) ? true : m_inherits::is_class(p_class); \
} \
virtual bool is_class_ptr(void *p_ptr) const { \
return (p_ptr == get_class_ptr_static()) ? true : m_inherits::is_class_ptr(p_ptr); \
} \
\
static void get_valid_parents_static(List<String> *p_parents) { \
if (m_class::_get_valid_parents_static != m_inherits::_get_valid_parents_static) { \
m_class::_get_valid_parents_static(p_parents); \
} \
\
m_inherits::get_valid_parents_static(p_parents); \
} \
\
protected: \
_FORCE_INLINE_ static void (*_get_bind_methods())() { \
return &m_class::_bind_methods; \
} \
\
public: \
static void initialize_class() { \
static bool initialized = false; \
if (initialized) \
return; \
m_inherits::initialize_class(); \
ClassDB::_add_class<m_class>(); \
if (m_class::_get_bind_methods() != m_inherits::_get_bind_methods()) \
_bind_methods(); \
initialized = true; \
} \
\
protected: \
virtual void _initialize_classv() { \
initialize_class(); \
} \
_FORCE_INLINE_ bool (Object::*_get_get() const)(const StringName &p_name, Variant &) const { \
return (bool(Object::*)(const StringName &, Variant &) const) & m_class::_get; \
} \
virtual bool _getv(const StringName &p_name, Variant &r_ret) const { \
if (m_class::_get_get() != m_inherits::_get_get()) { \
if (_get(p_name, r_ret)) \
return true; \
} \
return m_inherits::_getv(p_name, r_ret); \
} \
_FORCE_INLINE_ bool (Object::*_get_set() const)(const StringName &p_name, const Variant &p_property) { \
return (bool(Object::*)(const StringName &, const Variant &)) & m_class::_set; \
} \
virtual bool _setv(const StringName &p_name, const Variant &p_property) { \
if (m_inherits::_setv(p_name, p_property)) \
return true; \
if (m_class::_get_set() != m_inherits::_get_set()) { \
return _set(p_name, p_property); \
} \
return false; \
} \
_FORCE_INLINE_ void (Object::*_get_get_property_list() const)(List<PropertyInfo> * p_list) const { \
return (void(Object::*)(List<PropertyInfo> *) const) & m_class::_get_property_list; \
} \
virtual void _get_property_listv(List<PropertyInfo> *p_list, bool p_reversed) const { \
if (!p_reversed) { \
m_inherits::_get_property_listv(p_list, p_reversed); \
} \
p_list->push_back(PropertyInfo(Variant::NIL, get_class_static(), PROPERTY_HINT_NONE, String(), PROPERTY_USAGE_CATEGORY)); \
if (!_is_gpl_reversed()) \
ClassDB::get_property_list(#m_class, p_list, true, this); \
if (m_class::_get_get_property_list() != m_inherits::_get_get_property_list()) { \
_get_property_list(p_list); \
} \
if (_is_gpl_reversed()) \
ClassDB::get_property_list(#m_class, p_list, true, this); \
if (p_reversed) { \
m_inherits::_get_property_listv(p_list, p_reversed); \
} \
} \
_FORCE_INLINE_ void (Object::*_get_notification() const)(int) { \
return (void(Object::*)(int)) & m_class::_notification; \
} \
virtual void _notificationv(int p_notification, bool p_reversed) { \
if (!p_reversed) \
m_inherits::_notificationv(p_notification, p_reversed); \
if (m_class::_get_notification() != m_inherits::_get_notification()) { \
_notification(p_notification); \
} \
if (p_reversed) \
m_inherits::_notificationv(p_notification, p_reversed); \
} \
\
private:
#define OBJ_CATEGORY(m_category) \
protected: \
_FORCE_INLINE_ static String _get_category() { \
return m_category; \
} \
\
private:
#define OBJ_SAVE_TYPE(m_class) \
public: \
virtual String get_save_class() const { \
return #m_class; \
} \
\
private:
class ScriptInstance;
class ObjectRC;
class Object {
public:
enum ConnectFlags {
CONNECT_DEFERRED = 1,
CONNECT_PERSIST = 2, // hint for scene to save this connection
CONNECT_ONESHOT = 4,
CONNECT_REFERENCE_COUNTED = 8,
};
struct Connection {
Object *source;
StringName signal;
Object *target;
StringName method;
uint32_t flags;
Vector<Variant> binds;
bool operator<(const Connection &p_conn) const;
operator Variant() const;
Connection() {
source = nullptr;
target = nullptr;
flags = 0;
}
Connection(const Variant &p_variant);
};
private:
enum {
MAX_SCRIPT_INSTANCE_BINDINGS = 8
};
#ifdef DEBUG_ENABLED
friend struct _ObjectDebugLock;
#endif
friend bool predelete_handler(Object *);
friend void postinitialize_handler(Object *);
struct Signal {
struct Target {
ObjectID _id;
StringName method;
_FORCE_INLINE_ bool operator<(const Target &p_target) const { return (_id == p_target._id) ? (method < p_target.method) : (_id < p_target._id); }
Target(const ObjectID &p_id, const StringName &p_method) :
_id(p_id),
method(p_method) {
}
Target() { _id = 0; }
};
struct Slot {
int reference_count;
Connection conn;
List<Connection>::Element *cE;
Slot() { reference_count = 0; }
};
MethodInfo user;
VMap<Target, Slot> slot_map;
Signal() {}
};
HashMap<StringName, Signal> signal_map;
List<Connection> connections;
#ifdef DEBUG_ENABLED
SafeRefCount _lock_index;
#endif
bool _block_signals;
int _predelete_ok;
RBSet<Object *> change_receptors;
ObjectID _instance_id;
std::atomic<ObjectRC *> _rc;
bool _predelete();
void _postinitialize();
bool _can_translate;
bool _emitting;
#ifdef TOOLS_ENABLED
bool _edited;
uint32_t _edited_version;
RBSet<String> editor_section_folding;
#endif
ScriptInstance *script_instance;
RefPtr script;
Dictionary metadata;
mutable StringName _class_name;
mutable const StringName *_class_ptr;
void _add_user_signal(const String &p_name, const Array &p_args = Array());
bool _has_user_signal(const StringName &p_name) const;
Variant _emit_signal(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
Array _get_signal_list() const;
Array _get_signal_connection_list(const String &p_signal) const;
Array _get_incoming_connections() const;
void _set_bind(const String &p_set, const Variant &p_value);
Variant _get_bind(const String &p_name) const;
void _set_indexed_bind(const NodePath &p_name, const Variant &p_value);
Variant _get_indexed_bind(const NodePath &p_name) const;
friend class Reference;
SafeNumeric<uint32_t> instance_binding_count;
void *_script_instance_bindings[MAX_SCRIPT_INSTANCE_BINDINGS];
protected:
virtual void _initialize_classv() {
initialize_class();
}
virtual bool _setv(const StringName &p_name, const Variant &p_property) {
return false;
};
virtual bool _getv(const StringName &p_name, Variant &r_property) const {
return false;
};
virtual void _get_property_listv(List<PropertyInfo> *p_list, bool p_reversed) const {};
virtual void _notificationv(int p_notification, bool p_reversed){};
static String _get_category() {
return "";
}
static void _bind_methods();
bool _set(const StringName &p_name, const Variant &p_property) {
return false;
};
bool _get(const StringName &p_name, Variant &r_property) const {
return false;
};
void _get_property_list(List<PropertyInfo> *p_list) const {};
void _notification(int p_notification){};
_FORCE_INLINE_ static void (*_get_bind_methods())() {
return &Object::_bind_methods;
}
_FORCE_INLINE_ bool (Object::*_get_get() const)(const StringName &p_name, Variant &r_ret) const {
return &Object::_get;
}
_FORCE_INLINE_ bool (Object::*_get_set() const)(const StringName &p_name, const Variant &p_property) {
return &Object::_set;
}
_FORCE_INLINE_ void (Object::*_get_get_property_list() const)(List<PropertyInfo> *p_list) const {
return &Object::_get_property_list;
}
_FORCE_INLINE_ void (Object::*_get_notification() const)(int) {
return &Object::_notification;
}
static void get_valid_parents_static(List<String> *p_parents);
static void _get_valid_parents_static(List<String> *p_parents);
void property_list_changed_notify();
virtual void _changed_callback(Object *p_changed, const char *p_prop);
//Variant _call_bind(const StringName& p_name, const Variant& p_arg1 = Variant(), const Variant& p_arg2 = Variant(), const Variant& p_arg3 = Variant(), const Variant& p_arg4 = Variant());
//void _call_deferred_bind(const StringName& p_name, const Variant& p_arg1 = Variant(), const Variant& p_arg2 = Variant(), const Variant& p_arg3 = Variant(), const Variant& p_arg4 = Variant());
Variant _call_bind(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
Variant _call_deferred_bind(const Variant **p_args, int p_argcount, Variant::CallError &r_error);
virtual const StringName *_get_class_namev() const {
if (!_class_name) {
_class_name = get_class_static();
}
return &_class_name;
}
PoolVector<String> _get_meta_list_bind() const;
Array _get_property_list_bind() const;
Array _get_method_list_bind() const;
void _clear_internal_resource_paths(const Variant &p_var);
friend class ClassDB;
virtual void _validate_property(PropertyInfo &property) const;
void _disconnect(const StringName &p_signal, Object *p_to_object, const StringName &p_to_method, bool p_force = false);
public: //should be protected, but bug in clang++
static void initialize_class();
_FORCE_INLINE_ static void register_custom_data_to_otdb(){};
public:
#ifdef TOOLS_ENABLED
_FORCE_INLINE_ void _change_notify(const char *p_property = "") {
_edited = true;
for (RBSet<Object *>::Element *E = change_receptors.front(); E; E = E->next()) {
((Object *)(E->get()))->_changed_callback(this, p_property);
}
}
#else
_FORCE_INLINE_ void _change_notify(const char *p_what = "") {}
#endif
static void *get_class_ptr_static() {
static int ptr;
return &ptr;
}
ObjectRC *_use_rc();
bool _is_gpl_reversed() const {
return false;
}
_FORCE_INLINE_ ObjectID get_instance_id() const {
return _instance_id;
}
// this is used for editors
void add_change_receptor(Object *p_receptor);
void remove_change_receptor(Object *p_receptor);
template <class T>
static T *cast_to(Object *p_object) {
#ifndef NO_SAFE_CAST
return dynamic_cast<T *>(p_object);
#else
if (!p_object)
return NULL;
if (p_object->is_class_ptr(T::get_class_ptr_static()))
return static_cast<T *>(p_object);
else
return NULL;
#endif
}
template <class T>
static const T *cast_to(const Object *p_object) {
#ifndef NO_SAFE_CAST
return dynamic_cast<const T *>(p_object);
#else
if (!p_object)
return NULL;
if (p_object->is_class_ptr(T::get_class_ptr_static()))
return static_cast<const T *>(p_object);
else
return NULL;
#endif
}
enum {
NOTIFICATION_POSTINITIALIZE = 0,
NOTIFICATION_PREDELETE = 1
};
/* TYPE API */
static void get_inheritance_list_static(List<String> *p_inheritance_list) {
p_inheritance_list->push_back("Object");
}
static String get_class_static() {
return "Object";
}
static String get_parent_class_static() {
return String();
}
static String get_category_static() {
return String();
}
virtual String get_class() const {
return "Object";
}
virtual String get_save_class() const {
return get_class();
} //class stored when saving
virtual bool is_class(const String &p_class) const {
return (p_class == "Object");
}
virtual bool is_class_ptr(void *p_ptr) const {
return get_class_ptr_static() == p_ptr;
}
_FORCE_INLINE_ const StringName &get_class_name() const {
if (!_class_ptr) {
return *_get_class_namev();
} else {
return *_class_ptr;
}
}
/* IAPI */
//void set(const String& p_name, const Variant& p_value);
//Variant get(const String& p_name) const;
void set(const StringName &p_name, const Variant &p_value, bool *r_valid = nullptr);
Variant get(const StringName &p_name, bool *r_valid = nullptr) const;
void set_indexed(const Vector<StringName> &p_names, const Variant &p_value, bool *r_valid = nullptr);
Variant get_indexed(const Vector<StringName> &p_names, bool *r_valid = nullptr) const;
void get_property_list(List<PropertyInfo> *p_list, bool p_reversed = false) const;
bool has_method(const StringName &p_method) const;
void get_method_list(List<MethodInfo> *p_list) const;
Variant callv(const StringName &p_method, const Array &p_args);
virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error);
virtual void call_multilevel(const StringName &p_method, const Variant **p_args, int p_argcount);
virtual void call_multilevel_reversed(const StringName &p_method, const Variant **p_args, int p_argcount);
Variant call(const StringName &p_name, VARIANT_ARG_LIST); // C++ helper
void call_multilevel(const StringName &p_name, VARIANT_ARG_LIST); // C++ helper
void notification(int p_notification, bool p_reversed = false);
virtual void notification_callback(int p_message_type) {}
virtual String to_string();
//used mainly by script, get and set all INCLUDING string
virtual Variant getvar(const Variant &p_key, bool *r_valid = nullptr) const;
virtual void setvar(const Variant &p_key, const Variant &p_value, bool *r_valid = nullptr);
/* SCRIPT */
void set_script(const RefPtr &p_script);
RefPtr get_script() const;
bool has_meta(const String &p_name) const;
void set_meta(const String &p_name, const Variant &p_value);
void remove_meta(const String &p_name);
Variant get_meta(const String &p_name, const Variant &p_default = Variant()) const;
void get_meta_list(List<String> *p_list) const;
#ifdef TOOLS_ENABLED
void set_edited(bool p_edited);
bool is_edited() const;
uint32_t get_edited_version() const; //this function is used to check when something changed beyond a point, it's used mainly for generating previews
#endif
void set_script_instance(ScriptInstance *p_instance);
_FORCE_INLINE_ ScriptInstance *get_script_instance() const {
return script_instance;
}
void set_script_and_instance(const RefPtr &p_script, ScriptInstance *p_instance); //some script languages can't control instance creation, so this function eases the process
void add_user_signal(const MethodInfo &p_signal);
Error emit_signal(const StringName &p_name, VARIANT_ARG_LIST);
Error emit_signal(const StringName &p_name, const Variant **p_args, int p_argcount);
bool has_signal(const StringName &p_name) const;
void get_signal_list(List<MethodInfo> *p_signals) const;
void get_signal_connection_list(const StringName &p_signal, List<Connection> *p_connections) const;
void get_all_signal_connections(List<Connection> *p_connections) const;
int get_persistent_signal_connection_count() const;
void get_signals_connected_to_this(List<Connection> *p_connections) const;
Error connect(const StringName &p_signal, Object *p_to_object, const StringName &p_to_method, const Vector<Variant> &p_binds = Vector<Variant>(), uint32_t p_flags = 0);
void disconnect(const StringName &p_signal, Object *p_to_object, const StringName &p_to_method);
bool is_connected(const StringName &p_signal, Object *p_to_object, const StringName &p_to_method) const;
void call_deferred(const StringName &p_method, VARIANT_ARG_LIST);
void set_deferred(const StringName &p_property, const Variant &p_value);
void set_block_signals(bool p_block);
bool is_blocking_signals() const;
Variant::Type get_static_property_type(const StringName &p_property, bool *r_valid = nullptr) const;
Variant::Type get_static_property_type_indexed(const Vector<StringName> &p_path, bool *r_valid = nullptr) const;
virtual void get_translatable_strings(List<String> *p_strings) const;
virtual void get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options, const String &quote_style) const;
StringName tr(const StringName &p_message) const; // translate message (internationalization)
StringName trt(const StringName &p_message, const String &p_locale) const; // translate message (translate_to) (internationalization)
bool _is_queued_for_deletion; // set to true by SceneTree::queue_delete()
bool is_queued_for_deletion() const;
_FORCE_INLINE_ void set_message_translation(bool p_enable) {
_can_translate = p_enable;
}
_FORCE_INLINE_ bool can_translate_messages() const {
return _can_translate;
}
#ifdef TOOLS_ENABLED
void editor_set_section_unfold(const String &p_section, bool p_unfolded);
bool editor_is_section_unfolded(const String &p_section);
const RBSet<String> &editor_get_section_folding() const {
return editor_section_folding;
}
void editor_clear_section_folding() {
editor_section_folding.clear();
}
#endif
//used by script languages to store binding data
void *get_script_instance_binding(int p_script_language_index);
bool has_script_instance_binding(int p_script_language_index);
void set_script_instance_binding(int p_script_language_index, void *p_data);
void clear_internal_resource_paths();
void cancel_free();
Object();
virtual ~Object();
};
bool predelete_handler(Object *p_object);
void postinitialize_handler(Object *p_object);
class ObjectDB {
struct ObjectPtrHash {
static _FORCE_INLINE_ uint32_t hash(const Object *p_obj) {
union {
const Object *p;
unsigned long i;
} u;
u.p = p_obj;
return HashMapHasherDefault::hash((uint64_t)u.i);
}
};
static HashMap<ObjectID, Object *> instances;
static HashMap<Object *, ObjectID, ObjectPtrHash> instance_checks;
static ObjectID instance_counter;
friend class Object;
friend void unregister_core_types();
static RWLock rw_lock;
static void cleanup();
static ObjectID add_instance(Object *p_object);
static void remove_instance(Object *p_object);
friend void register_core_types();
public:
typedef void (*DebugFunc)(Object *p_obj);
static Object *get_instance(ObjectID p_instance_id);
static void debug_objects(DebugFunc p_func);
static int get_object_count();
// This one may give false positives because a new object may be allocated at the same memory of a previously freed one
_FORCE_INLINE_ static bool instance_validate(Object *p_ptr) {
rw_lock.read_lock();
bool exists = instance_checks.has(p_ptr);
rw_lock.read_unlock();
return exists;
}
};
//needed by macros
#include "core/object/class_db.h"
#endif
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