C++ (Cpp) QBitArray::truncate Examples

Example #1

File: propertyconverter.cpp Project: Krzysztow/proto-gateway

bool PropertyBitmaskConverter::applyMaskWithInValues_helper(QVariant &inVariant, QVariant &outVariant)
{
    bool ok(true);
    QBitArray inBitRepres = variantToBitArray(inVariant, ok);
    qDebug()<<"In value \t"<<inBitRepres;
    if (!ok)
        return ok;
    QBitArray outBitRepres = variantToBitArray(outVariant, ok);
    qDebug()<<"Out value \t"<<outBitRepres;
    if (!ok)
        return ok;
    Q_ASSERT(!_bitmaskFromInternal.isNull());
    QBitArray maskCopy = _bitmaskFromInternal;
    if (outBitRepres.count() != 0)
        maskCopy.truncate(outBitRepres.size());
    else
        outBitRepres.resize(maskCopy.count());
    inBitRepres.truncate(maskCopy.count());
    qDebug()<<"Mask (mod)\t"<<maskCopy;

    //! \todo optimize and beautify it
    if (inVariant.type() == QVariant::Bool)
        inBitRepres = maskCopy;
    else
        inBitRepres &= (maskCopy);//get only masked bits
    outBitRepres &= (~maskCopy);//clear mask bits
    outBitRepres |= inBitRepres;//set relevant bits from mask
    qDebug()<<"Out res\t"<<outBitRepres;

    return variantFromBitArray(outVariant, outBitRepres);
}