X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fdecodetrace.cpp;h=c2369e866fbe3b7286c602adc41735ed1c6a579b;hp=20de3755be482688be6cc2ce4f28220c2bd84f5c;hb=a303c2d88f424fa7d548d74b335965ce29154166;hpb=e40a79cb13eef1ca4f8e7670ac4a36e56b26a23c

diff --git a/pv/view/decodetrace.cpp b/pv/view/decodetrace.cpp
index 20de3755..c2369e86 100644
--- a/pv/view/decodetrace.cpp
+++ b/pv/view/decodetrace.cpp
@@ -198,6 +198,9 @@ void DecodeTrace::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
 		return;
 	}
 
+	// Set default pen to allow for text width calculation
+	p.setPen(Qt::black);
+
 	// Iterate through the rows
 	int y = get_visual_y();
 	pair<uint64_t, uint64_t> sample_range = get_sample_range(
@@ -242,6 +245,9 @@ void DecodeTrace::paint_mid(QPainter &p, const ViewItemPaintParams &pp)
 	// Draw the hatching
 	draw_unresolved_period(p, annotation_height, pp.left(), pp.right());
 
+	if ((int)visible_rows_.size() > max_visible_rows_)
+		owner_->extents_changed(false, true);
+
 	// Update the maximum row count if needed
 	max_visible_rows_ = std::max(max_visible_rows_, (int)visible_rows_.size());
 }