Bugfixes:

  - added workaround for Qt bug: https://bugreports.qt-project.org/browse/QTBUG-18616
  - allow pxMode argument in PlotDataItem.setData()

graphicsItems/GraphicsObject.py

@@ -19,3 +19,10 @@ class GraphicsObject(GraphicsItem, QtGui.QGraphicsObject):
         return ret
 
         
+
+    def setParentItem(self, parent):
+        ## Workaround for Qt bug: https://bugreports.qt-project.org/browse/QTBUG-18616
+        pscene = parent.scene()
+        if pscene is not None and self.scene() is not pscene:
+            pscene.addItem(self)
+        return QtGui.QGraphicsObject.setParentItem(self, parent)

graphicsItems/GraphicsWidget.py

@@ -52,3 +52,10 @@ class GraphicsWidget(GraphicsItem, QtGui.QGraphicsWidget):
         return p
 
 
+
+    def setParentItem(self, parent):
+        ## Workaround for Qt bug: https://bugreports.qt-project.org/browse/QTBUG-18616
+        pscene = parent.scene()
+        if pscene is not None and self.scene() is not pscene:
+            pscene.addItem(self)
+        return QtGui.QGraphicsWidget.setParentItem(self, parent)

graphicsItems/PlotDataItem.py

@@ -128,7 +128,7 @@ class PlotDataItem(GraphicsObject):
             'symbolSize': 10,
             'symbolPen': (200,200,200),
             'symbolBrush': (50, 50, 150),
-            'identical': False,
+            'pxMode': True,
             
             'data': None,
         }
@@ -355,7 +355,7 @@ class PlotDataItem(GraphicsObject):
             curveArgs[v] = self.opts[k]
         
         scatterArgs = {}
-        for k,v in [('symbolPen','pen'), ('symbolBrush','brush'), ('symbol','symbol'), ('symbolSize', 'size'), ('data', 'data')]:
+        for k,v in [('symbolPen','pen'), ('symbolBrush','brush'), ('symbol','symbol'), ('symbolSize', 'size'), ('data', 'data'), ('pxMode', 'pxMode')]:
             if k in self.opts:
                 scatterArgs[v] = self.opts[k]
         
@@ -371,6 +371,7 @@ class PlotDataItem(GraphicsObject):
             #self.curves.append(curve)
         
         if scatterArgs['symbol'] is not None:
+            print scatterArgs
             self.scatter.setData(x=x, y=y, **scatterArgs)
             self.scatter.show()
         else:
@@ -489,7 +490,7 @@ def dataType(obj):
     if isSequence(obj):
         first = obj[0]
         
-        if isinstance(obj, metaarray.MetaArray):
+        if (hasattr(obj, 'implements') and obj.implements('MetaArray')):
             return 'MetaArray'
         elif isinstance(obj, np.ndarray):
             if obj.ndim == 1:
@@ -510,7 +511,7 @@ def dataType(obj):
         
         
 def isSequence(obj):
-    return isinstance(obj, list) or isinstance(obj, np.ndarray) or isinstance(obj, metaarray.MetaArray)
+    return isinstance(obj, list) or isinstance(obj, np.ndarray) or (hasattr(obj, 'implements') and obj.implements('MetaArray'))