mirror of https://github.com/axmolengine/axmol.git
128 lines
3.2 KiB
C++
128 lines
3.2 KiB
C++
/****************************************************************************
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (c) 2013-2016 Chukong Technologies Inc.
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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https://axmolengine.github.io/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "base/Data.h"
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#include "base/Logging.h"
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NS_AX_BEGIN
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const Data Data::Null;
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Data::Data()
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{
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AXLOGINFO("In the empty constructor of Data.");
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}
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Data::Data(Data&& other) : _impl(std::move(other._impl))
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{
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AXLOGINFO("In the move constructor of Data.");
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}
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Data::Data(const Data& other) : _impl(other._impl)
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{
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AXLOGINFO("In the copy constructor of Data.");
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}
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Data::~Data()
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{
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AXLOGINFO("deallocing Data: %p", this);
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clear();
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}
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Data& Data::operator=(const Data& other)
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{
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if (this != &other)
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{
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AXLOGINFO("In the copy assignment of Data.");
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_impl = other._impl;
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}
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return *this;
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}
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Data& Data::operator=(Data&& other)
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{
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if (this != &other)
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{
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AXLOGINFO("In the move assignment of Data.");
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this->_impl = std::move(other._impl);
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}
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return *this;
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}
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bool Data::isNull() const
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{
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return _impl.empty();
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}
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uint8_t* Data::getBytes() const
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{
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return _impl.data();
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}
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ssize_t Data::getSize() const
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{
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return _impl.size();
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}
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ssize_t Data::copy(const unsigned char* bytes, const ssize_t size)
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{
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AXASSERT(size >= 0, "copy size should be non-negative");
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AXASSERT(bytes, "bytes should not be nullptr");
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if (size > 0 && bytes != _impl.data())
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_impl.assign(bytes, bytes + size);
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return _impl.size();
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}
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uint8_t* Data::resize(ssize_t size)
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{
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_impl.resize(size);
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return this->data();
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}
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void Data::fastSet(uint8_t* bytes, const ssize_t size)
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{
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AXASSERT(size >= 0, "fastSet size should be non-negative");
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// AXASSERT(bytes, "bytes should not be nullptr");
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(void)_impl.release_pointer(); // forget internal pointer
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_impl.attach_abi(bytes, size);
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}
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void Data::clear()
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{
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_impl.clear();
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_impl.shrink_to_fit();
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}
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uint8_t* Data::takeBuffer(ssize_t* size)
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{
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auto buffer = getBytes();
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if (size)
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*size = getSize();
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return _impl.release_pointer();
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}
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NS_AX_END
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