add roi selection

zUtil_Python/pydct/orangecontrib/pydct/widgets/roi_selection.py

@@ -148,16 +148,13 @@ class ROISelectionWidget(qt.QWidget):
 
     def applyRoi(self):
         """
+        todo update all docs here
         Function to apply the region of interest at the data of the dataset
         and show the new data in the stack. Dataset data is not yet replaced.
         A new roi is created in the middle of the new stack.
         """
         self.roi = RectangleROI()
         self.roi.setGeometry(origin=self.getRoi().getOrigin(), size=self.getRoi().getSize())
-        # self._update_dataset = self.dataset.apply_roi(size=numpy.flip(self.roi.getSize()),
-        #                                               center=numpy.flip(self.roi.getCenter()))
-        # self.setStack(self._update_dataset)
-        # self.resetROI()
 
     def apply(self):
         """
@@ -207,7 +204,6 @@ class RoiSelectionWidgetOW(OWWidget):
     icon = "icons/one_round.png"
     want_main_area = False
 
-    # Inputs/Outputs
     class Inputs:
         data = Input("data", ndarray)
         colormap = Input("colormap", Colormap)
@@ -215,10 +211,7 @@ class RoiSelectionWidgetOW(OWWidget):
     class Outputs:
         roi_origin = Output("roi_origin", list)
         roi_size = Output("roi_size", list)
-        # data = Output("data", ndarray)
-        # colormap = Output("colormap", Colormap)
 
-    # Settings
     roi_origin = Setting(list(), schema_only=True)
     roi_size = Setting(list(), schema_only=True)
 
@@ -235,28 +228,19 @@ class RoiSelectionWidgetOW(OWWidget):
             self._widget.setDataset(data)
         else:
             self._widget.clearStack()
-            # Emit None
-            self.Outputs.roi.send(None)
 
         # Set saved roi
         if len(self.roi_origin) and len(self.roi_size):
             self._widget.setRoi(origin=self.roi_origin, size=self.roi_size)
 
-        # self.open()
-
     @Inputs.colormap
     def setColormap(self, colormap):
         self._widget.setStackViewColormap(colormap)
 
     def _sendSignal(self, roi_origin=[], roi_size=[]):
-        """
-        Emits the signal with the new data.
-        """
+        """Emits the signal with the new data."""
         self.close()
         self.roi_origin = roi_origin
         self.roi_size = roi_size
         self.Outputs.roi_origin.send(self.roi_origin)
         self.Outputs.roi_size.send(self.roi_size)
-        # roi = (tuple(self.origin), (self.origin[0] + self.roi_size[0], self.origin[1] + self.roi_size[1]))
-        # self.Outputs.dataset.send(self._widget.getDataset())
-        # self.Outputs.colormap.send(self._widget.getStackViewColormap())