graphics/LD_Objects.py
changeset 1730 64d8f52bc8c8
parent 1571 486f94a8032c
child 1736 7e61baa047f0
--- a/graphics/LD_Objects.py	Fri Aug 11 15:18:19 2017 +0300
+++ b/graphics/LD_Objects.py	Mon Aug 14 19:13:01 2017 +0300
@@ -37,7 +37,7 @@
 """
 
 class LD_PowerRail(Graphic_Element):
-    
+
     # Create a new power rail
     def __init__(self, parent, type, id=None, connectors=1):
         Graphic_Element.__init__(self, parent)
@@ -47,12 +47,12 @@
         self.Id = id
         self.Extensions = [LD_LINE_SIZE / 2, LD_LINE_SIZE / 2]
         self.SetType(type, connectors)
-        
+
     def Flush(self):
         for connector in self.Connectors:
             connector.Flush()
         self.Connectors = []
-    
+
     # Make a clone of this LD_PowerRail
     def Clone(self, parent, id = None, pos = None):
         powerrail = LD_PowerRail(parent, self.Type, id)
@@ -65,11 +65,11 @@
         for connector in self.Connectors:
             powerrail.Connectors.append(connector.Clone(powerrail))
         return powerrail
-    
+
     def GetConnectorTranslation(self, element):
         return dict(zip([connector for connector in self.Connectors],
                         [connector for connector in element.Connectors]))
-    
+
     # Returns the RedrawRect
     def GetRedrawRect(self, movex = 0, movey = 0):
         rect = Graphic_Element.GetRedrawRect(self, movex, movey)
@@ -80,7 +80,7 @@
                 if connector.IsConnected():
                     rect = rect.Union(connector.GetConnectedRedrawRect(movex, movey))
         return rect
-    
+
     # Forbids to change the power rail size
     def SetSize(self, width, height):
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
@@ -88,47 +88,47 @@
         else:
             Graphic_Element.SetSize(self, LD_POWERRAIL_WIDTH, height)
         self.RefreshConnectors()
-    
+
     # Forbids to select a power rail
     def HitTest(self, pt, connectors=True):
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
             return Graphic_Element.HitTest(self, pt, connectors) or self.TestConnector(pt, exclude=False) != None
         return False
-    
+
     # Forbids to select a power rail
     def IsInSelection(self, rect):
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
             return Graphic_Element.IsInSelection(self, rect)
         return False
-    
+
     # Deletes this power rail by calling the appropriate method
     def Delete(self):
         self.Parent.DeletePowerRail(self)
-    
+
     # Unconnect all connectors
     def Clean(self):
         for connector in self.Connectors:
             connector.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
-                
+
     # Refresh the power rail bounding box
     def RefreshBoundingBox(self):
         self.BoundingBox = wx.Rect(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1)
-    
+
     # Refresh the power rail size
     def RefreshSize(self):
         self.Size = wx.Size(LD_POWERRAIL_WIDTH, max(LD_LINE_SIZE * len(self.Connectors), self.Size[1]))
         self.RefreshBoundingBox()
-    
+
     # Returns the block minimum size
     def GetMinSize(self, default=False):
         height = (LD_LINE_SIZE * (len(self.Connectors) - 1)
                   if default else 0)
         return LD_POWERRAIL_WIDTH, height + self.Extensions[0] + self.Extensions[1]
-    
+
     # Add a connector or a blank to this power rail at the last place
     def AddConnector(self):
         self.InsertConnector(len(self.Connectors))
-    
+
     # Add a connector or a blank to this power rail at the place given
     def InsertConnector(self, idx):
         if self.Type == LEFTRAIL:
@@ -138,7 +138,7 @@
         self.Connectors.insert(idx, connector)
         self.RefreshSize()
         self.RefreshConnectors()
-    
+
     # Moves the divergence connector given
     def MoveConnector(self, connector, movey):
         position = connector.GetRelPosition()
@@ -163,19 +163,19 @@
         self.Size[1] = max(maxy + self.Extensions[1], self.Size[1])
         connector.MoveConnected()
         self.RefreshBoundingBox()
-    
+
     # Returns the index in connectors list for the connector given
     def GetConnectorIndex(self, connector):
         if connector in self.Connectors:
             return self.Connectors.index(connector)
         return None
-    
+
     # Delete the connector or blank from connectors list at the index given
     def DeleteConnector(self, idx):
         self.Connectors.pop(idx)
         self.RefreshConnectors()
         self.RefreshSize()
-    
+
     # Refresh the positions of the power rail connectors
     def RefreshConnectors(self):
         scaling = self.Parent.GetScaling()
@@ -193,13 +193,13 @@
             elif self.Type == RIGHTRAIL:
                 connector.SetPosition(wx.Point(0, position))
         self.RefreshConnected()
-    
+
     # Refresh the position of wires connected to power rail
     def RefreshConnected(self, exclude = []):
         for connector in self.Connectors:
             connector.MoveConnected(exclude)
-    
-    # Returns the power rail connector that starts with the point given if it exists 
+
+    # Returns the power rail connector that starts with the point given if it exists
     def GetConnector(self, position, name = None):
         # if a name is given
         if name is not None:
@@ -208,22 +208,22 @@
                 if name == connector.GetName():
                     return connector
         return self.FindNearestConnector(position, [connector for connector in self.Connectors if connector is not None])
-    
-    # Returns all the power rail connectors 
+
+    # Returns all the power rail connectors
     def GetConnectors(self):
         connectors = [connector for connector in self.Connectors if connector]
         if self.Type == LEFTRAIL:
             return {"inputs": [], "outputs": connectors}
         else:
             return {"inputs": connectors, "outputs": []}
-    
+
     # Test if point given is on one of the power rail connectors
     def TestConnector(self, pt, direction = None, exclude = True):
         for connector in self.Connectors:
             if connector.TestPoint(pt, direction, exclude):
                 return connector
         return None
-    
+
     # Returns the power rail type
     def SetType(self, type, connectors):
         if type != self.Type or len(self.Connectors) != connectors:
@@ -235,11 +235,11 @@
             for connector in xrange(connectors):
                 self.AddConnector()
             self.RefreshSize()
-    
+
     # Returns the power rail type
     def GetType(self):
         return self.Type
-    
+
     # Method called when a LeftDown event have been generated
     def OnLeftDown(self, event, dc, scaling):
         self.RealConnectors = []
@@ -253,12 +253,12 @@
         else:
             self.RealConnectors = [0.5]
         Graphic_Element.OnLeftDown(self, event, dc, scaling)
-    
+
     # Method called when a LeftUp event have been generated
     def OnLeftUp(self, event, dc, scaling):
         Graphic_Element.OnLeftUp(self, event, dc, scaling)
         self.RealConnectors = None
-    
+
     # Method called when a LeftDown event have been generated
     def OnRightDown(self, event, dc, scaling):
         pos = GetScaledEventPosition(event, dc, scaling)
@@ -272,12 +272,12 @@
             self.oldPos = GetScaledEventPosition(event, dc, scaling)
         else:
             Graphic_Element.OnRightDown(self, event, dc, scaling)
-    
+
     # Method called when a LeftDClick event have been generated
     def OnLeftDClick(self, event, dc, scaling):
         # Edit the powerrail properties
         self.Parent.EditPowerRailContent(self)
-    
+
     # Method called when a RightUp event have been generated
     def OnRightUp(self, event, dc, scaling):
         handle_type, handle = self.Handle
@@ -292,7 +292,7 @@
             Graphic_Element.OnRightUp(self, event, dc, scaling)
         else:
             self.Parent.PopupDefaultMenu()
-    
+
     def Resize(self, x, y, width, height):
         self.Move(x, y)
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
@@ -314,16 +314,16 @@
         elif self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
             return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling)
         return 0, 0
-    
+
     # Refreshes the power rail model
     def RefreshModel(self, move=True):
         self.Parent.RefreshPowerRailModel(self)
-        # If power rail has moved and power rail is of type LEFT, refresh the model 
+        # If power rail has moved and power rail is of type LEFT, refresh the model
         # of wires connected to connectors
         if move and self.Type == LEFTRAIL:
             for connector in self.Connectors:
                 connector.RefreshWires()
-    
+
     # Draws power rail
     def Draw(self, dc):
         Graphic_Element.Draw(self, dc)
@@ -337,7 +337,7 @@
         # Draw connectors
         for connector in self.Connectors:
             connector.Draw(dc)
-        
+
 
 #-------------------------------------------------------------------------------
 #                         Ladder Diagram Contact
@@ -348,7 +348,7 @@
 """
 
 class LD_Contact(Graphic_Element, DebugDataConsumer):
-    
+
     # Create a new contact
     def __init__(self, parent, type, name, id = None):
         Graphic_Element.__init__(self, parent)
@@ -365,7 +365,7 @@
         self.PreviousSpreading = False
         self.RefreshNameSize()
         self.RefreshTypeSize()
-    
+
     def Flush(self):
         if self.Input is not None:
             self.Input.Flush()
@@ -373,13 +373,13 @@
         if self.Output is not None:
             self.Output.Flush()
             self.Output = None
-    
+
     def SetForced(self, forced):
         if self.Forced != forced:
             self.Forced = forced
             if self.Visible:
                 self.Parent.ElementNeedRefresh(self)
-    
+
     def SetValue(self, value):
         if self.Type == CONTACT_RISING:
             refresh = self.Value and not self.PreviousValue
@@ -393,7 +393,7 @@
             if self.Visible:
                 self.Parent.ElementNeedRefresh(self)
             self.SpreadCurrent()
-    
+
     def SpreadCurrent(self):
         if self.Parent.Debug:
             if self.Value is None:
@@ -414,7 +414,7 @@
             elif not spreading and self.PreviousSpreading:
                 self.Output.SpreadCurrent(False)
             self.PreviousSpreading = spreading
-    
+
     # Make a clone of this LD_Contact
     def Clone(self, parent, id = None, pos = None):
         contact = LD_Contact(parent, self.Type, self.Name, id)
@@ -426,10 +426,10 @@
         contact.Input = self.Input.Clone(contact)
         contact.Output = self.Output.Clone(contact)
         return contact
-    
+
     def GetConnectorTranslation(self, element):
         return {self.Input : element.Input, self.Output : element.Output}
-    
+
     # Returns the RedrawRect
     def GetRedrawRect(self, movex = 0, movey = 0):
         rect = Graphic_Element.GetRedrawRect(self, movex, movey)
@@ -446,29 +446,29 @@
         if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
             movex = movey = 0
         return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, height_fac = 2)
-    
+
     # Forbids to change the contact size
     def SetSize(self, width, height):
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
             Graphic_Element.SetSize(self, width, height)
             self.RefreshConnectors()
-    
+
     # Delete this contact by calling the appropriate method
     def Delete(self):
         self.Parent.DeleteContact(self)
-    
+
     # Unconnect input and output
     def Clean(self):
         self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
         self.Output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
-    
+
     # Refresh the size of text for name
     def RefreshNameSize(self):
         if self.Name != "":
             self.NameSize = self.Parent.GetTextExtent(self.Name)
         else:
             self.NameSize = 0, 0
-    
+
     # Refresh the size of text for type
     def RefreshTypeSize(self):
         typetext = ""
@@ -482,7 +482,7 @@
             self.TypeSize = self.Parent.GetTextExtent(typetext)
         else:
             self.TypeSize = 0, 0
-    
+
     # Refresh the contact bounding box
     def RefreshBoundingBox(self):
         # Calculate the size of the name outside the contact
@@ -499,17 +499,17 @@
             bbx_y = self.Pos.y
             bbx_height = self.Size[1]
         self.BoundingBox = wx.Rect(bbx_x, bbx_y, bbx_width + 1, bbx_height + 1)
-    
+
     # Returns the block minimum size
     def GetMinSize(self):
         return LD_ELEMENT_SIZE
-    
+
     # Refresh the position of wire connected to contact
     def RefreshConnected(self, exclude = []):
         self.Input.MoveConnected(exclude)
         self.Output.MoveConnected(exclude)
-    
-    # Returns the contact connector that starts with the point given if it exists 
+
+    # Returns the contact connector that starts with the point given if it exists
     def GetConnector(self, position, name = None):
         # if a name is given
         if name is not None:
@@ -519,11 +519,11 @@
             if name == self.Output.GetName():
                 return self.Output
         return self.FindNearestConnector(position, [self.Input, self.Output])
-    
-    # Returns input and output contact connectors 
+
+    # Returns input and output contact connectors
     def GetConnectors(self):
         return {"inputs": [self.Input], "outputs": [self.Output]}
-    
+
     # Test if point given is on contact input or output connector
     def TestConnector(self, pt, direction = None, exclude=True):
         # Test input connector
@@ -561,24 +561,24 @@
     # Returns the contact type
     def GetType(self):
         return self.Type
-    
+
     # Method called when a LeftDClick event have been generated
     def OnLeftDClick(self, event, dc, scaling):
         # Edit the contact properties
         self.Parent.EditContactContent(self)
-    
+
     # Method called when a RightUp event have been generated
     def OnRightUp(self, event, dc, scaling):
         # Popup the default menu
         self.Parent.PopupDefaultMenu()
-    
+
     # Refreshes the contact model
     def RefreshModel(self, move=True):
         self.Parent.RefreshContactModel(self)
         # If contact has moved, refresh the model of wires connected to output
         if move:
             self.Output.RefreshWires()
-    
+
     # Draws the highlightment of this element if it is highlighted
     def DrawHighlightment(self, dc):
         scalex, scaley = dc.GetUserScale()
@@ -592,12 +592,12 @@
         top = (self.Pos.y - 1) * scaley - 2
         width = 4 * scalex + 5
         height = (self.Size[1] + 3) * scaley + 5
-        
+
         dc.DrawRectangle(left_left, top, width, height)
         dc.DrawRectangle(right_left, top, width, height)
         dc.SetLogicalFunction(wx.COPY)
         dc.SetUserScale(scalex, scaley)
-    
+
     # Adds an highlight to the connection
     def AddHighlight(self, infos, start, end, highlight_type):
         highlights = self.Highlights.setdefault(infos[0], [])
@@ -606,13 +606,13 @@
                 AddHighlight(highlights, (start, end, highlight_type))
         else:
             AddHighlight(highlights, ((0, 0), (0, 1), highlight_type))
-    
+
     # Removes an highlight from the connection
     def RemoveHighlight(self, infos, start, end, highlight_type):
         highlights = self.Highlights.get(infos[0], [])
         if RemoveHighlight(highlights, (start, end, highlight_type)) and len(highlights) == 0:
             self.Highlights.pop(infos[0])
-    
+
     # Removes all the highlights of one particular type from the connection
     def ClearHighlight(self, highlight_type=None):
         if highlight_type is None:
@@ -623,11 +623,11 @@
                 highlights = ClearHighlights(highlight, highlight_type)
                 if len(highlights) == 0:
                     self.Highlights.pop(name)
-    
+
     # Draws contact
     def Draw(self, dc):
         Graphic_Element.Draw(self, dc)
-        if self.Value is not None:            
+        if self.Value is not None:
             if self.Type == CONTACT_NORMAL and self.Value or \
                self.Type == CONTACT_REVERSE and not self.Value or \
                self.Type == CONTACT_RISING and self.Value and not self.PreviousValue or \
@@ -643,7 +643,7 @@
         else:
             dc.SetPen(MiterPen(wx.BLACK))
         dc.SetBrush(wx.BLACK_BRUSH)
-        
+
         # Compiling contact type modifier symbol
         typetext = ""
         if self.Type == CONTACT_REVERSE:
@@ -652,7 +652,7 @@
             typetext = "P"
         elif self.Type == CONTACT_FALLING:
             typetext = "N"
-        
+
         if getattr(dc, "printing", False):
             name_size = dc.GetTextExtent(self.Name)
             if typetext != "":
@@ -661,7 +661,7 @@
             name_size = self.NameSize
             if typetext != "":
                 type_size = self.TypeSize
-        
+
         # Draw two rectangles for representing the contact
         dc.DrawRectangle(self.Pos.x, self.Pos.y, 2, self.Size[1] + 1)
         dc.DrawRectangle(self.Pos.x + self.Size[0] - 1, self.Pos.y, 2, self.Size[1] + 1)
@@ -677,7 +677,7 @@
         # Draw input and output connectors
         self.Input.Draw(dc)
         self.Output.Draw(dc)
-        
+
         if not getattr(dc, "printing", False):
             for name, highlights in self.Highlights.iteritems():
                 if name == "reference":
@@ -694,7 +694,7 @@
 """
 
 class LD_Coil(Graphic_Element):
-    
+
     # Create a new coil
     def __init__(self, parent, type, name, id = None):
         Graphic_Element.__init__(self, parent)
@@ -710,7 +710,7 @@
         self.PreviousValue = False
         self.RefreshNameSize()
         self.RefreshTypeSize()
-        
+
     def Flush(self):
         if self.Input is not None:
             self.Input.Flush()
@@ -718,7 +718,7 @@
         if self.Output is not None:
             self.Output.Flush()
             self.Output = None
-    
+
     def SpreadCurrent(self):
         if self.Parent.Debug:
             self.PreviousValue = self.Value
@@ -729,7 +729,7 @@
                 self.Output.SpreadCurrent(False)
             if self.Value != self.PreviousValue and self.Visible:
                 self.Parent.ElementNeedRefresh(self)
-    
+
     # Make a clone of this LD_Coil
     def Clone(self, parent, id = None, pos = None):
         coil = LD_Coil(parent, self.Type, self.Name, id)
@@ -741,10 +741,10 @@
         coil.Input = self.Input.Clone(coil)
         coil.Output = self.Output.Clone(coil)
         return coil
-    
+
     def GetConnectorTranslation(self, element):
         return {self.Input : element.Input, self.Output : element.Output}
-    
+
     # Returns the RedrawRect
     def GetRedrawRect(self, movex = 0, movey = 0):
         rect = Graphic_Element.GetRedrawRect(self, movex, movey)
@@ -756,34 +756,34 @@
             if self.Output.IsConnected():
                 rect = rect.Union(self.Output.GetConnectedRedrawRect(movex, movey))
         return rect
-    
+
     def ProcessDragging(self, movex, movey, event, scaling):
         if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
             movex = movey = 0
-        return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, height_fac = 2)    
-    
+        return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, height_fac = 2)
+
     # Forbids to change the Coil size
     def SetSize(self, width, height):
         if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
             Graphic_Element.SetSize(self, width, height)
             self.RefreshConnectors()
-    
+
     # Delete this coil by calling the appropriate method
     def Delete(self):
         self.Parent.DeleteCoil(self)
-    
+
     # Unconnect input and output
     def Clean(self):
         self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
         self.Output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
-                
+
     # Refresh the size of text for name
     def RefreshNameSize(self):
         if self.Name != "":
             self.NameSize = self.Parent.GetTextExtent(self.Name)
         else:
             self.NameSize = 0, 0
-    
+
     # Refresh the size of text for type
     def RefreshTypeSize(self):
         typetext = ""
@@ -801,7 +801,7 @@
             self.TypeSize = self.Parent.GetTextExtent(typetext)
         else:
             self.TypeSize = 0, 0
-    
+
     # Refresh the coil bounding box
     def RefreshBoundingBox(self):
         # Calculate the size of the name outside the coil
@@ -818,17 +818,17 @@
             bbx_y = self.Pos.y
             bbx_height = self.Size[1]
         self.BoundingBox = wx.Rect(bbx_x, bbx_y, bbx_width + 1, bbx_height + 1)
-        
+
     # Returns the block minimum size
     def GetMinSize(self):
         return LD_ELEMENT_SIZE
-    
+
     # Refresh the position of wire connected to coil
     def RefreshConnected(self, exclude = []):
         self.Input.MoveConnected(exclude)
         self.Output.MoveConnected(exclude)
-    
-    # Returns the coil connector that starts with the point given if it exists 
+
+    # Returns the coil connector that starts with the point given if it exists
     def GetConnector(self, position, name = None):
         # if a name is given
         if name is not None:
@@ -838,11 +838,11 @@
             if self.Output and name == self.Output.GetName():
                 return self.Output
         return self.FindNearestConnector(position, [self.Input, self.Output])
-    
-    # Returns input and output coil connectors 
+
+    # Returns input and output coil connectors
     def GetConnectors(self):
         return {"inputs": [self.Input], "outputs": [self.Output]}
-    
+
     # Test if point given is on coil input or output connector
     def TestConnector(self, pt, direction = None, exclude=True):
         # Test input connector
@@ -852,7 +852,7 @@
         if self.Output.TestPoint(pt, direction, exclude):
             return self.Output
         return None
-    
+
     # Refresh the positions of the block connectors
     def RefreshConnectors(self):
         scaling = self.Parent.GetScaling()
@@ -862,7 +862,7 @@
         self.Input.SetPosition(wx.Point(0, position))
         self.Output.SetPosition(wx.Point(self.Size[0], position))
         self.RefreshConnected()
-    
+
     # Changes the coil name
     def SetName(self, name):
         self.Name = name
@@ -871,33 +871,33 @@
     # Returns the coil name
     def GetName(self):
         return self.Name
-    
+
     # Changes the coil type
     def SetType(self, type):
         self.Type = type
         self.RefreshTypeSize()
-    
+
     # Returns the coil type
     def GetType(self):
         return self.Type
-    
+
     # Method called when a LeftDClick event have been generated
     def OnLeftDClick(self, event, dc, scaling):
         # Edit the coil properties
         self.Parent.EditCoilContent(self)
-    
+
     # Method called when a RightUp event have been generated
     def OnRightUp(self, event, dc, scaling):
         # Popup the default menu
         self.Parent.PopupDefaultMenu()
-    
+
     # Refreshes the coil model
     def RefreshModel(self, move=True):
         self.Parent.RefreshCoilModel(self)
         # If coil has moved, refresh the model of wires connected to output
         if move:
             self.Output.RefreshWires()
-    
+
     # Draws the highlightment of this element if it is highlighted
     def DrawHighlightment(self, dc):
         scalex, scaley = dc.GetUserScale()
@@ -906,19 +906,19 @@
         dc.SetBrush(wx.TRANSPARENT_BRUSH)
         dc.SetLogicalFunction(wx.AND)
         # Draw a two circle arcs for representing the coil
-        dc.DrawEllipticArc(round(self.Pos.x * scalex), 
-                           round((self.Pos.y - int(self.Size[1] * (sqrt(2) - 1.) / 2.) + 1) * scaley), 
-                           round(self.Size[0] * scalex), 
+        dc.DrawEllipticArc(round(self.Pos.x * scalex),
+                           round((self.Pos.y - int(self.Size[1] * (sqrt(2) - 1.) / 2.) + 1) * scaley),
+                           round(self.Size[0] * scalex),
                            round((int(self.Size[1] * sqrt(2)) - 1) * scaley),
                            135, 225)
-        dc.DrawEllipticArc(round(self.Pos.x * scalex), 
-                           round((self.Pos.y - int(self.Size[1] * (sqrt(2) - 1.) / 2.) + 1) * scaley), 
-                           round(self.Size[0] * scalex), 
+        dc.DrawEllipticArc(round(self.Pos.x * scalex),
+                           round((self.Pos.y - int(self.Size[1] * (sqrt(2) - 1.) / 2.) + 1) * scaley),
+                           round(self.Size[0] * scalex),
                            round((int(self.Size[1] * sqrt(2)) - 1) * scaley),
                            -45, 45)
         dc.SetLogicalFunction(wx.COPY)
         dc.SetUserScale(scalex, scaley)
-    
+
     # Adds an highlight to the connection
     def AddHighlight(self, infos, start, end, highlight_type):
         highlights = self.Highlights.setdefault(infos[0], [])
@@ -927,13 +927,13 @@
                 AddHighlight(highlights, (start, end, highlight_type))
         else:
             AddHighlight(highlights, ((0, 0), (0, 1), highlight_type))
-    
+
     # Removes an highlight from the connection
     def RemoveHighlight(self, infos, start, end, highlight_type):
         highlights = self.Highlights.get(infos[0], [])
         if RemoveHighlight(highlights, (start, end, highlight_type)) and len(highlights) == 0:
             self.Highlights.pop(infos[0])
-    
+
     # Removes all the highlights of one particular type from the connection
     def ClearHighlight(self, highlight_type=None):
         if highlight_type is None:
@@ -944,7 +944,7 @@
                 highlights = ClearHighlights(highlight, highlight_type)
                 if len(highlights) == 0:
                     self.Highlights.pop(name)
-    
+
     # Draws coil
     def Draw(self, dc):
         Graphic_Element.Draw(self, dc)
@@ -953,8 +953,8 @@
         else:
             dc.SetPen(MiterPen(wx.BLACK, 2, wx.SOLID))
         dc.SetBrush(wx.TRANSPARENT_BRUSH)
-        
-        # Compiling coil type modifier symbol 
+
+        # Compiling coil type modifier symbol
         typetext = ""
         if self.Type == COIL_REVERSE:
             typetext = "/"
@@ -966,7 +966,7 @@
             typetext = "P"
         elif self.Type == COIL_FALLING:
             typetext = "N"
-        
+
         if getattr(dc, "printing", False) and not isinstance(dc, wx.PostScriptDC):
             # Draw an clipped ellipse for representing the coil
             clipping_box = dc.GetClippingBox()
@@ -992,7 +992,7 @@
             name_size = self.NameSize
             if typetext != "":
                 type_size = self.TypeSize
-            
+
         # Draw coil name
         name_pos = (self.Pos.x + (self.Size[0] - name_size[0]) / 2,
                     self.Pos.y - (name_size[1] + 2))
@@ -1012,5 +1012,3 @@
                     DrawHighlightedText(dc, self.Name, highlights, name_pos[0], name_pos[1])
                 elif typetext != "":
                     DrawHighlightedText(dc, typetext, highlights, type_pos[0], type_pos[1])
-            
-