Whitespace fixes

pv/mainwindow.cpp

@@ -542,7 +542,6 @@ void MainWindow::setup_ui()
 		SLOT(sticky_scrolling_changed(bool)));
 	connect(view_, SIGNAL(always_zoom_to_fit_changed(bool)), this,
 		SLOT(always_zoom_to_fit_changed(bool)));
-
 }
 
 void MainWindow::select_init_device() {
@@ -597,7 +596,6 @@ void MainWindow::load_init_file(const std::string &file_name,
 	load_file(QString::fromStdString(file_name), input_format);
 }
 
-
 void MainWindow::save_ui_settings()
 {
 	QSettings settings;

pv/view/analogsignal.cpp

@@ -105,8 +105,19 @@ void AnalogSignal::scale_handle_drag_release()
 
 void AnalogSignal::paint_back(QPainter &p, const ViewItemPaintParams &pp)
 {
-	if (channel_->enabled())
+	if (channel_->enabled()) {
+		p.setPen(QPen(Qt::NoPen));
+		p.setBrush(QColor(0x88, 0x8A, 0x85).lighter(150 + 10*bg_brightness_state);
+
+		const int x = 0;
+		const int y = get_visual_y() - NominalHeight / 2;
+		const int w = pp.right() - pp.left();
+		const int h = NominalHeight;
+
+		p.drawRect(x, y, w, h);
+
 		paint_axis(p, pp, get_visual_y());
+	}
 }
 
 void AnalogSignal::paint_mid(QPainter &p, const ViewItemPaintParams &pp)

pv/view/flag.cpp

@@ -117,6 +117,5 @@ void Flag::drag_by(const QPoint &delta)
 	TimeMarker::drag_by(delta);
 }
 
-
 } // namespace view
 } // namespace pv

pv/view/logicsignal.cpp

@@ -165,8 +165,19 @@ void LogicSignal::scale_handle_dragged(int offset)
 
 void LogicSignal::paint_back(QPainter &p, const ViewItemPaintParams &pp)
 {
-	if (channel_->enabled())
+	if (channel_->enabled()) {
+		p.setPen(QPen(Qt::NoPen));
+		p.setBrush(QColor(0x88, 0x8A, 0x85).lighter(150 + 10*bg_brightness_state);
+
+		const int x = 0;
+		const int y = get_visual_y() - SignalHeight;
+		const int w = pp.right() - pp.left();
+		const int h = SignalHeight;
+
+		p.drawRect(x, y, w, h);
+
 		paint_axis(p, pp, get_visual_y());
+	}
 }
 
 void LogicSignal::paint_mid(QPainter &p, const ViewItemPaintParams &pp)

pv/view/view.cpp

@@ -519,6 +519,11 @@ void View::restack_all_trace_tree_items()
 	for (auto &o : sorted_owners)
 		o->restack_items();
 
+	// Re-assign background colors
+	int next_brightness_state = 0;
+	for (auto &o : sorted_owners)
+		next_brightness_state = o->reassign_bg_brightness(next_brightness_state);
+
 	// Animate the items to their destination
 	for (const auto &i : items)
 		i->animate_to_layout_v_offset();