From 5086492877e0de885ac81c1e9bc151cf796999b6 2013-11-04 09:27:08
From: Titta Heikkala <titta.heikkala@digia.com>
Date: 2013-11-04 09:27:08
Subject: [PATCH] Fix pie slice label visibility

Hide the pie slice label if it's not inside the bounding rectangle of
the parent item.

Task-number: QTRD-2530
Change-Id: Ifa09f7ee9e35c301f3abfd3ddab1ac3a4545af3e
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@digia.com>

---

diff --git a/src/piechart/piesliceitem.cpp b/src/piechart/piesliceitem.cpp
index 3b5bed7..b549784 100644
--- a/src/piechart/piesliceitem.cpp
+++ b/src/piechart/piesliceitem.cpp
@@ -206,6 +206,13 @@ void PieSliceItem::updateGeometry()
                 m_labelItem->setRotation(0);
             }
         }
+        // Hide label if it's outside the bounding rect of parent item
+        QRectF labelRect(m_labelItem->boundingRect());
+        labelRect.moveTopLeft(m_labelItem->pos());
+        if (parentItem()->boundingRect().contains(labelRect))
+            m_labelItem->show();
+        else
+            m_labelItem->hide();
     }
 
     //  bounding rect