Merge branch 'feature-slotClear' into 'master'

implement slotClear to clear a single prop visualisation

See merge request !18

PropertyVisPlugin.cc

@@ -139,6 +139,28 @@ void PropertyVisPlugin::slotVisualizeProperty( int _id, const QString& _propname
     }
 }
 
+void PropertyVisPlugin::slotClear(int _id, const QString &_propname)
+{
+    PropertyModel* model = PropertyModelFactory::Instance().getModel(_id);
+
+    if (model != 0)
+    {
+        model->gatherProperties();
+        QModelIndex idx = model->indexFromPlainPropName(_propname);
+
+        if (idx.isValid())
+        {
+            QModelIndexList list;
+            list.append(idx);
+
+            model->clear(list);
+
+            emit updateView();
+            emit updatedObject( _id, UPDATE_COLOR );
+        }
+    }
+}
+
 QScriptValue PropertyVisPlugin::getPropertyVisualizer(int _id, const QString &_propname)
 {
     PropertyModel* model = PropertyModelFactory::Instance().getModel(_id);

PropertyVisPlugin.hh

@@ -149,7 +149,16 @@ private slots:
 
 
 public slots:
+  /// Visualise a property on object _id with the given name.
+  /// Note that for multiple properties with the same name (i.e., different
+  ///  data types or entity types), there is no guarantee which one is used.
   void slotVisualizeProperty( int _id, const QString& _propname );
+
+  /// Remove visualisation of a property on object _id with the given name.
+  /// Note that for multiple properties with the same name (i.e., different
+  ///  data types or entity types), there is no guarantee which one is used.
+  void slotClear( int _id, const QString& _propname );
+
   QScriptValue getPropertyVisualizer( int _id, const QString& _propname );