102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
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#ifndef _DEPOOLSTRING_HPP
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#define _DEPOOLSTRING_HPP
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/*-------------------------------------------------------------------------
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* drawElements C++ Base Library
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* -----------------------------
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*
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* Copyright 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Memory pool -backed string.
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*//*--------------------------------------------------------------------*/
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#include "deDefs.hpp"
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#include "deMemPool.hpp"
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#include "dePoolArray.hpp"
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#include <ostream>
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#include <string>
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namespace de
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{
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/*--------------------------------------------------------------------*//*!
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* \brief String template backed by memory pool
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*
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* \note Memory in PoolString is not contiguous so pointer arithmetic
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* to access next element(s) doesn't work.
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*//*--------------------------------------------------------------------*/
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class PoolString : public PoolArray<char>
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{
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public:
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explicit PoolString (MemPool* pool);
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PoolString (MemPool* pool, const PoolString& other);
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~PoolString (void);
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void toString (std::string& str) const;
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std::string toString (void) const;
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void append (const char* str);
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void append (const std::string& str);
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void append (const PoolString& str);
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PoolString& operator= (const char* str) { clear(); append(str); return *this; }
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PoolString& operator= (const std::string& str) { clear(); append(str); return *this; }
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PoolString& operator= (const PoolString& str);
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PoolString& operator+= (const char* str) { append(str); return *this; }
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PoolString& operator+= (const std::string& str) { append(str); return *this; }
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PoolString& operator+= (const PoolString& str) { append(str); return *this; }
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private:
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PoolString (const PoolString& other);
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};
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// Operators.
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std::ostream& operator<< (std::ostream& stream, const PoolString& string);
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// PoolString inline implementations.
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inline PoolString::PoolString (MemPool* pool)
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: PoolArray<char>(pool)
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{
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}
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inline PoolString::~PoolString (void)
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{
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}
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inline std::string PoolString::toString (void) const
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{
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std::string str;
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toString(str);
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return str;
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}
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inline PoolString& PoolString::operator= (const PoolString& str)
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{
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if (this == &str)
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return *this;
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clear();
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append(str);
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return *this;
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}
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} // de
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#endif // _DEPOOLSTRING_HPP
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