WingHexExplorer2/3rdparty/QHexView/document/buffer/qfilebuffer.h

48 lines
1.6 KiB
C++

/*==============================================================================
** Copyright (C) 2024-2027 WingSummer
**
** This program is free software: you can redistribute it and/or modify it under
** the terms of the GNU Affero General Public License as published by the Free
** Software Foundation, version 3.
**
** 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 Affero General Public License for more
** details.
**
** You should have received a copy of the GNU Affero General Public License
** along with this program. If not, see <https://www.gnu.org/licenses/>.
** =============================================================================
*/
#ifndef QFILEBUFFER_H
#define QFILEBUFFER_H
#include "qhexbuffer.h"
#include <QFile>
class Chunks;
class QFileBuffer : public QHexBuffer {
Q_OBJECT
public:
explicit QFileBuffer(QObject *parent = nullptr);
~QFileBuffer() override;
uchar at(qsizetype idx) override;
qsizetype length() const override;
void insert(qsizetype offset, const QByteArray &data) override;
void remove(qsizetype offset, qsizetype length) override;
QByteArray read(qsizetype offset, qsizetype length) override;
bool read(QIODevice *device) override;
void write(QIODevice *device) override;
qsizetype indexOf(const QByteArray &ba, qsizetype from) override;
qsizetype lastIndexOf(const QByteArray &ba, qsizetype from) override;
private:
Chunks *_chunks = nullptr;
uchar *m_memory = nullptr;
};
#endif // QFILEBUFFER_H