set_colour(DecodeColours[index % countof(DecodeColours)]);
connect(decoder_stack_.get(), SIGNAL(new_decode_data()),
set_colour(DecodeColours[index % countof(DecodeColours)]);
connect(decoder_stack_.get(), SIGNAL(new_decode_data()),
- return make_pair(-row_height, row_height * max_visible_rows_);
+ // Make an empty decode trace appear symmetrical
+ const int row_count = max(1, max_visible_rows_);
+
+ return make_pair(-row_height, row_height * row_count);
for (const QString &ann_text : a.annotations()) {
const int w = p.boundingRect(QRectF(), 0, ann_text).width();
// Annotation wide enough to fit a label? Don't put it in a block then
for (const QString &ann_text : a.annotations()) {
const int w = p.boundingRect(QRectF(), 0, ann_text).width();
// Annotation wide enough to fit a label? Don't put it in a block then