void CalculatorDialog::processResult(qreal newValue, QString opSymbol) {
emit calculated( QString::number( lastResult ).append(" ").append( opSymbol)
.append(" ").append( QString::number( operand ) )
.append(" = ").append( QString::number( newValue ) ),
newValue);
lastResult = newValue;
}
/**
* @brief Функция вычисления результата
* @param dVal второй аргумент
*/
void Calculator::calc(double dVal) {
switch (oper) {
case Add: dResult += dVal; break;
case Sub: dResult -= dVal; break;
case Mult: dResult *= dVal; break;
case Div: dResult /= dVal; break;
}
emit calculated(dResult);
}
/**
* @brief Check it it's a valid Tox ID by verifying the checksum
* @return True if it is a valid Tox ID, false otherwise.
*/
bool ToxId::isValid() const
{
if (toxId.length() != TOX_ADDRESS_SIZE) {
return false;
}
const int size = TOX_PUBLIC_KEY_SIZE + NOSPAM_BYTES;
QByteArray data = toxId.left(size);
QByteArray checksum = toxId.right(CHECKSUM_BYTES);
QByteArray calculated(CHECKSUM_BYTES, 0x00);
for (int i = 0; i < size; i++) {
calculated[i % 2] = calculated[i % 2] ^ data[i];
}
return calculated == checksum;
}
/**
* @brief Функция очистки результата
*/
void Calculator::clear() {
dResult = 0;
emit calculated(dResult);
}
IOperand const* Int32::operator/(IOperand const &rhs) const {
eOperandType type = (getPrecision() >= rhs.getPrecision()) ?
getType() : rhs.getType();
return _factoryOperand.createOperand(type, calculated(_sValue,
rhs.toString(), type, "div"));
}
