openauto/include/openauto/Projection/SequentialBuffer.hpp
2020-07-11 00:51:03 -05:00

56 lines
1.5 KiB
C++

/*
* This file is part of openauto project.
* Copyright (C) 2018 f1x.studio (Michal Szwaj)
*
* openauto is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
* openauto 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with openauto. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <QIODevice>
#include <mutex>
#include <boost/circular_buffer.hpp>
#include "aasdk/Common/Data.hpp"
namespace openauto
{
namespace projection
{
class SequentialBuffer: public QIODevice
{
public:
SequentialBuffer();
bool isSequential() const override;
qint64 size() const override;
qint64 pos() const override;
bool seek(qint64 pos) override;
bool atEnd() const override;
bool reset() override;
bool canReadLine() const override;
qint64 bytesAvailable() const override;
bool open(OpenMode mode) override;
protected:
qint64 readData(char *data, qint64 maxlen) override;
qint64 writeData(const char *data, qint64 len) override;
private:
boost::circular_buffer<aasdk::common::Data::value_type> data_;
mutable std::mutex mutex_;
};
}
}