98 lines
2.5 KiB
C++
98 lines
2.5 KiB
C++
///@file Wrapper class for Nasal hashes
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//
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// Copyright (C) 2012 Thomas Geymayer <tomgey@gmail.com>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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#ifndef SG_NASAL_HASH_HXX_
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#define SG_NASAL_HASH_HXX_
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#include "to_nasal.hxx"
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namespace nasal
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{
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/**
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* A Nasal Hash
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*/
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class Hash
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{
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public:
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/**
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* Create a new Nasal Hash
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*
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* @param c Nasal context for creating the hash
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*/
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Hash(naContext c);
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/**
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* Initialize from an existing Nasal Hash
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*
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* @param hash Existing Nasal Hash
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* @param c Nasal context for creating new Nasal objects
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*/
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Hash(const naRef& hash, naContext c);
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/**
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* Set member
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*
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* @param name Member name
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* @param ref Reference to Nasal object (naRef)
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*/
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void set(const std::string& name, naRef ref);
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/**
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* Set member to anything convertible using to_nasal
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*
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* @param name Member name
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* @param val Value (has to be convertible with to_nasal)
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*/
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template<class T>
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void set(const std::string& name, const T& val)
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{
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set(name, to_nasal(_context, val));
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}
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/**
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* Create a new child hash (module)
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*
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* @param name Name of the new hash inside this hash
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*/
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Hash createHash(const std::string& name);
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/**
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* Set a new Nasal context. Eg. in FlightGear the context changes every
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* frame, so if using the same Hash instance for multiple frames you have
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* to update the context before using the Hash object.
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*/
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void setContext(naContext context);
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/**
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* Get Nasal representation of Hash
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*/
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const naRef get_naRef() const;
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protected:
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naRef _hash;
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naContext _context;
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};
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} // namespace nasal
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#endif /* SG_NASAL_HASH_HXX_ */
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