X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fview%2Ftracegroup.cpp;h=bc63d7f2e9a80ea5576550110cf9589779bdf3ff;hb=4f82e4f613aced3594f07fa219a9d8c247eaed11;hp=2c49ae430642ba965f634fc1cc1c36355eba4350;hpb=722930c167711a4b59b4f4d5a9bab20d88b3f535;p=pulseview.git

diff --git a/pv/view/tracegroup.cpp b/pv/view/tracegroup.cpp
index 2c49ae43..bc63d7f2 100644
--- a/pv/view/tracegroup.cpp
+++ b/pv/view/tracegroup.cpp
@@ -24,11 +24,15 @@
 
 #include "tracegroup.h"
 
+using std::pair;
 using std::shared_ptr;
 
 namespace pv {
 namespace view {
 
+const int TraceGroup::Padding = 8;
+const int TraceGroup::Width = 12;
+
 TraceGroup::~TraceGroup()
 {
 	_owner = nullptr;
@@ -65,6 +69,11 @@ const pv::view::View* TraceGroup::view() const
 	return _owner->view();
 }
 
+pair<int, int> TraceGroup::v_extents() const
+{
+	return RowItemOwner::v_extents();
+}
+
 void TraceGroup::paint_label(QPainter &p, int right, bool hover)
 {
 	(void)p;
@@ -72,10 +81,15 @@ void TraceGroup::paint_label(QPainter &p, int right, bool hover)
 	(void)hover;
 }
 
-QRectF TraceGroup::label_rect(int right)
+QRectF TraceGroup::label_rect(int right) const
 {
-	(void)right;
-	return QRectF();
+	QRectF rect;
+	for (const shared_ptr<RowItem> r : child_items())
+		if (r)
+			rect = rect.united(r->label_rect(right));
+
+	return QRectF(rect.x() - Width - Padding, rect.y(),
+		Width, rect.height());
 }
 
 bool TraceGroup::pt_in_label_rect(int left, int right, const QPoint &point)