Method signals_changed

DSView/pv/view/view.cpp:676–842

}

void View::signals_changed(const Trace* eventTrace)
{
    double actualMargin = SignalMargin;
    int total_rows = 0;
    int label_size = 0;
    uint8_t max_height = MaxHeightUnit;
    std::vector<Trace*> time_traces;
    std::vector<Trace*> fft_traces;
    std::vector<Trace*> traces;
    std::vector<Trace*> logic_traces;
    std::vector<Trace*> decoder_traces;

    (void)eventTrace;

    get_traces(ALL_VIEW, traces);

    for(auto t : traces) {
        if (_trace_view_map[t->get_type()] == TIME_VIEW){
            time_traces.push_back(t);
        }
        else if (_trace_view_map[t->get_type()] == FFT_VIEW){
            if (t->enabled())
                fft_traces.push_back(t);
        }

        if (t->get_type() == SR_CHANNEL_LOGIC)
            logic_traces.push_back(t);
        else if (t->get_type() == SR_CHANNEL_DECODER)
            decoder_traces.push_back(t);
    }

    if (!fft_traces.empty()) {
        if (!_fft_viewport->isVisible()) {
            _fft_viewport->setVisible(true);
            _fft_viewport->clear_measure();
            _viewport_list.push_back(_fft_viewport);
            _vsplitter->refresh();
        }

        for(auto t : fft_traces) {
            t->set_view(this);
            t->set_viewport(_fft_viewport);
            t->set_totalHeight(_fft_viewport->height());
            t->set_v_offset(_fft_viewport->geometry().bottom());
        }
    }
    else {
        _fft_viewport->setVisible(false);
        _vsplitter->refresh();

        // Find the _fft_viewport in the stack
        std::list< QWidget *>::iterator iter = _viewport_list.begin();

        for(unsigned int i = 0; i < _viewport_list.size(); i++, iter++){
            if ((*iter) == _fft_viewport)
                break;
        }