l_itemstackmeta.h

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/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
Copyright (C) 2017-8 rubenwardy <rw@rubenwardy.com>
Copyright (C) 2017 raymoo
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
 
#pragma once
 
#include "lua_api/l_base.h"
#include "lua_api/l_metadata.h"
#include "lua_api/l_item.h"
#include "irrlichttypes_bloated.h"
 
class ItemStackMetaRef : public MetaDataRef
{
private:
    LuaItemStack *istack;
 
    static const luaL_Reg methods[];
 
    virtual IMetadata* getmeta(bool auto_create);
 
    virtual void clearMeta();
 
    virtual void reportMetadataChange(const std::string *name = nullptr);
 
    void setToolCapabilities(const ToolCapabilities &caps)
    {
        istack->getItem().metadata.setToolCapabilities(caps);
    }
 
    void clearToolCapabilities()
    {
        istack->getItem().metadata.clearToolCapabilities();
    }
 
    void setWearBarParams(const WearBarParams &params)
    {
        istack->getItem().metadata.setWearBarParams(params);
    }
 
    void clearWearBarParams()
    {
        istack->getItem().metadata.clearWearBarParams();
    }
 
    // Exported functions
    static int l_set_tool_capabilities(lua_State *L);
    static int l_set_wear_bar_params(lua_State *L);
public:
    // takes a reference
    ItemStackMetaRef(LuaItemStack *istack);
    ~ItemStackMetaRef();
 
    DISABLE_CLASS_COPY(ItemStackMetaRef)
 
    // Creates an ItemStackMetaRef and leaves it on top of stack
    // Not callable from Lua; all references are created on the C side.
    static void create(lua_State *L, LuaItemStack *istack);
 
    static void Register(lua_State *L);
 
    static const char className[];
};