curve->setSamples(channelMan.channelBuffer(i));

            curve->setPen(Plot::makeColor(i));

            curve->attach(ui->plot);

            curves.append(curve);

        }

    }

    else if(numOfChannels < oldNum)

    {

        // remove channels

        for (unsigned int i = 0; i < oldNum - numOfChannels; i++)

        {

            // also deletes owned FrameBuffer TODO: which souldn't happen

            delete curves.takeLast();

        }

    }

    ui->plot->replot();

}

void MainWindow::onChannelNameChanged(unsigned channel, QString name)

{

    // This slot is triggered also when a new channel is added, in

    // this case curve list doesn't contain said channel. No worries,

    // since `onNumOfChannelsChanged` slot will update curve list.

    {

        curves[channel]->setTitle(name);

        ui->plot->replot();

    }

}

void MainWindow::onAutoScaleChecked(bool checked)

{

    if (checked)

    {

        ui->plot->setAxis(true);

        ui->lYmin->setEnabled(false);

        ui->lYmax->setEnabled(false);

        ui->spYmin->setEnabled(false);

        ui->spYmax->setEnabled(false);

    }

    else

    {

        ui->lYmin->setEnabled(true);

        ui->lYmax->setEnabled(true);

        ui->spYmin->setEnabled(true);

        ui->spYmax->setEnabled(true);

        ui->plot->setAxis(false,  ui->spYmin->value(), ui->spYmax->value());