l_metadata.h

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// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2013-8 celeron55, Perttu Ahola <celeron55@gmail.com>
// Copyright (C) 2017-8 rubenwardy <rw@rubenwardy.com>
 
#pragma once
 
#include "irrlichttypes_bloated.h"
#include "lua_api/l_base.h"
 
class IMetadata;
 
/*
        NodeMetaRef
*/
 
class MetaDataRef : public ModApiBase
{
public:
        virtual ~MetaDataRef() = default;
 
        static MetaDataRef *checkAnyMetadata(lua_State *L, int narg);
 
protected:
        virtual void reportMetadataChange(const std::string *name = nullptr) {}
        virtual IMetadata *getmeta(bool auto_create) = 0;
        virtual void clearMeta() = 0;
 
        virtual void handleToTable(lua_State *L, IMetadata *meta);
        virtual bool handleFromTable(lua_State *L, int table, IMetadata *meta);
 
        static void registerMetadataClass(lua_State *L, const char *name, const luaL_Reg *methods);
 
        // Exported functions
 
        static int gc_object(lua_State *L);
 
        // contains(self, name)
        static int l_contains(lua_State *L);
 
        // get(self, name)
        static int l_get(lua_State *L);
 
        // get_string(self, name)
        static int l_get_string(lua_State *L);
 
        // set_string(self, name, var)
        static int l_set_string(lua_State *L);
 
        // get_int(self, name)
        static int l_get_int(lua_State *L);
 
        // set_int(self, name, var)
        static int l_set_int(lua_State *L);
 
        // get_float(self, name)
        static int l_get_float(lua_State *L);
 
        // set_float(self, name, var)
        static int l_set_float(lua_State *L);
 
        // get_keys(self)
        static int l_get_keys(lua_State *L);
 
        // to_table(self)
        static int l_to_table(lua_State *L);
 
        // from_table(self, table)
        static int l_from_table(lua_State *L);
 
        // equals(self, other)
        static int l_equals(lua_State *L);
};