Method mouseMoveEvent

DSView/pv/view/viewport.cpp:788–932

}

void Viewport:: mouseMoveEvent(QMouseEvent *event)
{
	assert(event);
    _hover_hit = false;
    int mode = _view.session().get_device()->get_work_mode();

    if (event->buttons() & Qt::LeftButton) {
        if (_type == TIME_VIEW) {
            if (_action_type == NO_ACTION) {
                int64_t x = _mouse_down_offset + (_mouse_down_point - event->pos()).x();
                _view.set_scale_offset(_view.scale(), x);
            }
            _drag_strength = (_mouse_down_point - event->pos()).x();
        }
        else if (_type == FFT_VIEW) {
            for(auto t: _view.session().get_spectrum_traces()) {
                if(t->enabled()) {
                    double delta = (_mouse_point - event->pos()).x();
                    t->set_offset(delta);
                    break;
                }
            }
        }
    }

    if (_type == TIME_VIEW) {
        if ((event->buttons() & Qt::LeftButton) ||
            !(event->buttons() | Qt::NoButton)) {
            if (_action_type == DSO_TRIG_MOVE) {
                if (_drag_sig && _drag_sig->signal_type() == SR_CHANNEL_DSO) {            
                    view::DsoSignal *dsoSig = (view::DsoSignal*)_drag_sig;
                    dsoSig->set_trig_vpos(event->pos().y());
                    _dso_trig_moved = true;
                }
            }
            
            if (_action_type == CURS_MOVE) {
                TimeMarker* grabbed_marker = _view.get_ruler()->get_grabbed_cursor();
                if (grabbed_marker) {
                    int curX = _view.hover_point().x();
                    uint64_t index0 = 0, index1 = 0, index2 = 0;
                    bool logic = false;

                   for(auto s : _view.session().get_signals()) {                     
                        if (mode == LOGIC && s->signal_type() == SR_CHANNEL_LOGIC) {
                            view::LogicSignal *logicSig = (view::LogicSignal*)s;
                            if (logicSig->measure(event->pos(), index0, index1, index2)) {
                                logic = true;
                                break;
                            }
                        }
                        if (mode == DSO && s->signal_type() == SR_CHANNEL_DSO) {
                            view::DsoSignal *dsoSig = (view::DsoSignal*)s;
                            curX = min(dsoSig->get_view_rect().right(), curX);

                            if (curX < dsoSig->get_view_rect().left()){
                                curX = dsoSig->get_view_rect().left();
                            }