Fixed broken graphs with missing time data handling

alperbek · Oct 27, 2019 · a1de3c9 · a1de3c9
1 parent e6b205e
commit a1de3c9
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/src/GUI/graphitem.cpp b/src/GUI/graphitem.cpp
@@ -234,7 +234,8 @@ void GraphItem::updateBounds()
 		}
 	}
 
-	_bounds = QRectF(QPointF(left, top), QPointF(right, bottom));
+	QRectF bounds(QPointF(left, top), QPointF(right, bottom));
+	_bounds = bounds.isValid() ? bounds : QRectF();
 }
 
 qreal GraphItem::max() const

diff --git a/src/GUI/graphview.cpp b/src/GUI/graphview.cpp
@@ -166,6 +166,10 @@ void GraphView::setGraphType(GraphType type)
 	for (int i = 0; i < _graphs.count(); i++) {
 		GraphItem *gi = _graphs.at(i);
 		gi->setGraphType(type);
+		if (gi->bounds().isNull())
+			removeItem(gi);
+		else
+			addItem(gi);
 		_bounds |= gi->bounds();
 	}
 
@@ -194,7 +198,8 @@ void GraphView::addGraph(GraphItem *graph)
 	  SLOT(emitSliderPositionChanged(qreal)));
 
 	_graphs.append(graph);
-	_scene->addItem(graph);
+	if (!graph->bounds().isNull())
+		_scene->addItem(graph);
 	_bounds |= graph->bounds();
 
 	setXUnits();