/* This file is part of Nokia HEIF library
 *
 * Copyright (c) 2015-2025 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
 *
 * Contact: heif@nokia.com
 *
 * This software, including documentation, is protected by copyright controlled by Nokia Corporation and/ or its
 * subsidiaries. All rights are reserved.
 *
 * Copying, including reproducing, storing, adapting or translating, any or all of this material requires the prior
 * written consent of Nokia.
 */

#include "trackgroupbox.hpp"

TrackGroupBox::TrackGroupBox()
    : Box("trgr")
{
}

const Vector<std::reference_wrapper<const TrackGroupTypeBox>> TrackGroupBox::getTrackGroupTypeBoxes() const
{
    Vector<std::reference_wrapper<const TrackGroupTypeBox>> result;
    for (auto& x : mTrackGroupTypeBoxes)
    {
        result.push_back(std::cref(*x));
    }
    return result;
}

void TrackGroupBox::addTrackGroupTypeBox(const TrackGroupTypeBox& trackGroupTypeBox)
{
    mTrackGroupTypeBoxes.push_back(
        std::shared_ptr<TrackGroupTypeBox>(trackGroupTypeBox.clone(), CustomDelete<TrackGroupTypeBox>()));
}

void TrackGroupBox::writeBox(BitStream& bitstr) const
{
    writeBoxHeader(bitstr);

    for (const auto& trackGroupTypeBox : mTrackGroupTypeBoxes)
    {
        trackGroupTypeBox->writeBox(bitstr);
    }

    updateSize(bitstr);
}

void TrackGroupBox::parseBox(BitStream& bitstr)
{
    parseBoxHeader(bitstr);
    while (bitstr.numBytesLeft() > 0)
    {
        FourCCInt boxType;
        BitStream subBitstr = bitstr.readSubBoxBitStream(boxType);

        TrackGroupTypeBox tracktypebox = TrackGroupTypeBox(boxType);
        tracktypebox.parseBox(subBitstr);
        addTrackGroupTypeBox(tracktypebox);
    }
}