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pandemonium_engine/core/object.h
Relintai bb5acfd745 Ported: [3.5] Update NavigationServer backport 
Backports features and bugfixes from current Godot 4.0 to 3.5 and brings functions and codebase of both version largely in sync to make tutorials more compatible and future backports easier.
- smix8
8bd7c6188b
2022-07-28 22:34:28 +02:00

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#ifndef OBJECT_H
#define OBJECT_H
/*************************************************************************/
/* object.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/hash_map.h"
#include "core/list.h"
#include "core/map.h"
#include "core/object_id.h"
#include "core/os/rw_lock.h"
#include "core/safe_refcount.h"
#include "core/set.h"
#include "core/variant.h"
#include "core/vmap.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_SPRITE_FRAME, // FIXME: Obsolete: drop whenever we can break compat. Keeping now for GDNative compat.
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_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_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;
Set<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;
Set<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 cancel_delete();
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 (Set<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;
StringName tr(const StringName &p_message) const; // translate message (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 Set<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();
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/class_db.h"
#endif
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