updateGainOrOffsetEn();

    endResetModel();

}

void ChannelInfoModel::resetOffsets()

{

    beginResetModel();

    for (unsigned ci = 0; (int) ci < infos.length(); ci++)

    {

        infos[ci].offset = ChannelInfo(ci).offset;

        infos[ci].offsetEn = ChannelInfo(ci).offsetEn;

    }

    updateGainOrOffsetEn();

    endResetModel();

}

bool ChannelInfoModel::gainOrOffsetEn() const

{

    return _gainOrOffsetEn;

}

void ChannelInfoModel::updateGainOrOffsetEn()

{

    _gainOrOffsetEn = false;

    {

        auto& info = infos[ci];

        _gainOrOffsetEn |= (info.gainEn || info.offsetEn);

    }

}

void ChannelInfoModel::saveSettings(QSettings* settings) const

{

    settings->beginGroup(SettingGroup_Channels);

    settings->beginWriteArray(SG_Channels_Channel);

    // save all channel information regardless of current number of channels

    for (unsigned ci = 0; (int) ci < infos.length(); ci++)

    {

        settings->setArrayIndex(ci);

        auto& info = infos[ci];

        settings->setValue(SG_Channels_Name, info.name);

        settings->setValue(SG_Channels_Color, info.color);

        settings->setValue(SG_Channels_Visible, info.visibility);

        settings->setValue(SG_Channels_Gain, info.gain);

        settings->setValue(SG_Channels_GainEn, info.gainEn);

        settings->setValue(SG_Channels_Offset, info.offset);

        settings->setValue(SG_Channels_OffsetEn, info.offsetEn);

    }