itemstackmetadata.h

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/*
Minetest
Copyright (C) 2017-8 rubenwardy <rw@rubenwardy.com>
 
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 "metadata.h"
#include "tool.h"
 
class Inventory;
class IItemDefManager;
 
class ItemStackMetadata : public Metadata
{
public:
    ItemStackMetadata() : toolcaps_overridden(false) {}
 
    // Overrides
    void clear() override;
    bool setString(const std::string &name, const std::string &var) override;
 
    void serialize(std::ostream &os) const;
    void deSerialize(std::istream &is);
 
    const ToolCapabilities &getToolCapabilities(
            const ToolCapabilities &default_caps) const
    {
        return toolcaps_overridden ? toolcaps_override : default_caps;
    }
 
    void setToolCapabilities(const ToolCapabilities &caps);
    void clearToolCapabilities();
 
private:
    void updateToolCapabilities();
 
    bool toolcaps_overridden;
    ToolCapabilities toolcaps_override;
};