/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtVersit module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QVERSITWRITER_P_H
#define QVERSITWRITER_P_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qmutex.h>
#include <QtCore/qscopedpointer.h>
#include <QtCore/qthread.h>

#include <QtVersit/qversitwriter.h>
#include <QtVersit/qversitdocument.h>

QT_FORWARD_DECLARE_CLASS(QBuffer)

QT_BEGIN_NAMESPACE_VERSIT

class QVersitDocumentWriter;

class QVersitWriterPrivate : public QThread
{
    Q_OBJECT

signals:
    void stateChanged(QVersitWriter::State state);

public:
    QVersitWriterPrivate();
    virtual ~QVersitWriterPrivate();
    void init(QVersitWriter* writer);
    void write();

    // mutexed getters and setters.
    void setState(QVersitWriter::State);
    QVersitWriter::State state() const;
    void setError(QVersitWriter::Error);
    QVersitWriter::Error error() const;
    void setCanceling(bool cancelling);
    bool isCanceling() const;
    void setDocumentType(QVersitDocument::VersitType type);
    QVersitDocument::VersitType documentType() const;

    void run();

    static QVersitDocumentWriter* writerForType(QVersitDocument::VersitType type, const QVersitDocument& document);

    QIODevice* mIoDevice;
    QScopedPointer<QBuffer> mOutputBytes; // Holds the data set by setData()
    QList<QVersitDocument> mInput;
    QVersitWriter::State mState;
    QVersitWriter::Error mError;
    bool mIsCanceling;
    mutable QMutex mMutex;
    QTextCodec* mDefaultCodec;
    QVersitDocument::VersitType mType;
};

QT_END_NAMESPACE_VERSIT

#endif // QVERSITWRITER_P_H
