X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Ftrace.cpp;h=2154f8a7af1354216dce1b2874bc42e6064135c9;hb=5ed05b699e5367bae21828f533e3d169b9bab348;hp=66f13edb12dac9b4cf4795af5916c026f1713772;hpb=857ebbef1c10cdc02df03af1fb446c704809394e;p=pulseview.git

diff --git a/pv/view/trace.cpp b/pv/view/trace.cpp
index 66f13ed..2154f8a 100644
--- a/pv/view/trace.cpp
+++ b/pv/view/trace.cpp
@@ -59,6 +59,11 @@ Trace::Trace(shared_ptr<data::SignalBase> channel) :
 		this, SLOT(on_colour_changed(const QColor&)));
 }
 
+shared_ptr<data::SignalBase> Trace::base() const
+{
+	return base_;
+}
+
 void Trace::paint_label(QPainter &p, const QRect &rect, bool hover)
 {
 	const int y = get_visual_y();
@@ -151,7 +156,7 @@ QRectF Trace::label_rect(const QRectF &rect) const
 		label_size.height());
 }
 
-void Trace::paint_back(QPainter &p, const ViewItemPaintParams &pp)
+void Trace::paint_back(QPainter &p, ViewItemPaintParams &pp)
 {
 	const View *view = owner_->view();
 	assert(view);
@@ -159,7 +164,7 @@ void Trace::paint_back(QPainter &p, const ViewItemPaintParams &pp)
 	if (view->coloured_bg())
 		p.setBrush(base_->bgcolour());
 	else
-		p.setBrush(bgcolour_state_ ? BrightGrayBGColour : DarkGrayBGColour);
+		p.setBrush(pp.next_bg_colour_state() ? BrightGrayBGColour : DarkGrayBGColour);
 
 	p.setPen(QPen(Qt::NoPen));
 
@@ -168,7 +173,7 @@ void Trace::paint_back(QPainter &p, const ViewItemPaintParams &pp)
 		pp.width(), extents.second - extents.first);
 }
 
-void Trace::paint_axis(QPainter &p, const ViewItemPaintParams &pp, int y)
+void Trace::paint_axis(QPainter &p, ViewItemPaintParams &pp, int y)
 {
 	p.setRenderHint(QPainter::Antialiasing, false);