Rework signaling mechanism for trace repainting

[pulseview.git] / pv / view / trace.cpp

diff --git a/pv/view/trace.cpp b/pv/view/trace.cpp
index e1b51373ae667616895f09f76c224283fd4f410c..2154f8a7af1354216dce1b2874bc42e6064135c9 100644 (file)
--- 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();