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- /*
- Minetest
- Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.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 "irr_v3d.h"
- #include <iostream>
- #include <vector>
- #include "util/string.h"
- class Metadata
- {
- bool m_modified = false;
- public:
- virtual ~Metadata() = default;
- virtual void clear();
- virtual bool empty() const;
- bool operator==(const Metadata &other) const;
- inline bool operator!=(const Metadata &other) const
- {
- return !(*this == other);
- }
- //
- // Key-value related
- //
- size_t size() const;
- bool contains(const std::string &name) const;
- const std::string &getString(const std::string &name, u16 recursion = 0) const;
- bool getStringToRef(const std::string &name, std::string &str, u16 recursion = 0) const;
- virtual bool setString(const std::string &name, const std::string &var);
- inline bool removeString(const std::string &name) { return setString(name, ""); }
- const StringMap &getStrings() const
- {
- return m_stringvars;
- }
- // Add support for variable names in values
- const std::string &resolveString(const std::string &str, u16 recursion = 0) const;
- inline bool isModified() const { return m_modified; }
- inline void setModified(bool v) { m_modified = v; }
- protected:
- StringMap m_stringvars;
- };
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