apply visibility on loading

GUI/View/Mask/EllipseView.cpp

@@ -21,6 +21,7 @@ EllipseView::EllipseView(EllipseItem* item)
     : RectangleBaseView(item)
     , m_item(item)
 {
+    m_item->maskVisibilityChanged();
 }
 
 void EllipseView::onChangedX()

GUI/View/Mask/PolygonView.cpp

@@ -32,6 +32,7 @@ PolygonView::PolygonView(PolygonItem* item)
     setFlag(QGraphicsItem::ItemIsSelectable);
     setFlag(QGraphicsItem::ItemIsMovable);
     setFlag(QGraphicsItem::ItemSendsGeometryChanges);
+    m_item->maskVisibilityChanged();
 }
 
 MaskItemObject* PolygonView::parameterizedItem() const

GUI/View/Mask/RectangleView.cpp

@@ -21,6 +21,7 @@ RectangleView::RectangleView(RectangleItem* item)
     : RectangleBaseView(item)
     , m_item(item)
 {
+    m_item->maskVisibilityChanged();
 }
 
 QPainterPath RectangleView::shape() const