beremiz: comparison graphics/SFC

equal deleted inserted replaced

-:31e63e25b4cc
+:64beb9e9c749
 from graphics.GraphicCommons import *
 from graphics.DebugDataConsumer import DebugDataConsumer
 from plcopen.structures import *
 def GetWireSize(block):
 if isinstance(block, SFC_Step):
 return SFC_WIRE_MIN_SIZE + block.GetActionExtraLineNumber() * SFC_ACTION_MIN_SIZE[1]
 else:
 return SFC_WIRE_MIN_SIZE
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 #                         Sequencial Function Chart Step
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
-"""
-Class that implements the graphic representation of a step
-"""
 class SFC_Step(Graphic_Element, DebugDataConsumer):
+"""
+Class that implements the graphic representation of a step
+"""
 # Create a new step
-def __init__(self, parent, name, initial = False, id = None):
+def __init__(self, parent, name, initial=False, id=None):
 Graphic_Element.__init__(self, parent)
 DebugDataConsumer.__init__(self)
 self.SetName(name)
 self.Initial = initial
 self.Id = id
 self.Input = None
 self.Output = None
 self.Action = None
 self.PreviousValue = None
 self.PreviousSpreading = False
 def Flush(self):
 if self.Input is not None:
 self.Input.Flush()
 self.Input = None
 if self.Output is not None:
 self.Output.Flush()
 self.Output = None
 if self.Action is not None:
 self.Action.Flush()
 self.Action = None
 def SetForced(self, forced):
 if self.Forced != forced:
 self.Forced = forced
 if self.Visible:
 self.Parent.ElementNeedRefresh(self)
 def SetValue(self, value):
 self.PreviousValue = self.Value
 self.Value = value
 if self.Value != self.PreviousValue:
 if self.Visible:
 self.Parent.ElementNeedRefresh(self)
 self.SpreadCurrent()
 def SpreadCurrent(self):
 if self.Parent.Debug:
 spreading = self.Value
 if spreading and not self.PreviousSpreading:
 if self.Output is not None:
 if self.Output is not None:
 self.Output.SpreadCurrent(False)
 if self.Action is not None:
 self.Action.SpreadCurrent(False)
 self.PreviousSpreading = spreading
 # Make a clone of this SFC_Step
-def Clone(self, parent, id = None, name = "Step", pos = None):
+def Clone(self, parent, id=None, name="Step", pos=None):
 step = SFC_Step(parent, name, self.Initial, id)
 step.SetSize(self.Size[0], self.Size[1])
 if pos is not None:
 step.SetPosition(pos.x, pos.y)
 else:
 if self.Output:
 step.Output = self.Output.Clone(step)
 if self.Action:
 step.Action = self.Action.Clone(step)
 return step
 def GetConnectorTranslation(self, element):
 connectors = {}
 if self.Input is not None:
 connectors[self.Input] = element.Input
 if self.Output is not None:
 connectors[self.Output] = element.Output
 if self.Action is not None:
 connectors[self.Action] = element.Action
 return connectors
 # Returns the RedrawRect
-def GetRedrawRect(self, movex = 0, movey = 0):
+def GetRedrawRect(self, movex=0, movey=0):
 rect = Graphic_Element.GetRedrawRect(self, movex, movey)
 if self.Input:
 rect = rect.Union(self.Input.GetRedrawRect(movex, movey))
 if self.Output:
 rect = rect.Union(self.Output.GetRedrawRect(movex, movey))
 if self.Output and self.Output.IsConnected():
 rect = rect.Union(self.Output.GetConnectedRedrawRect(movex, movey))
 if self.Action and self.Action.IsConnected():
 rect = rect.Union(self.Action.GetConnectedRedrawRect(movex, movey))
 return rect
 # Delete this step by calling the appropriate method
 def Delete(self):
 self.Parent.DeleteStep(self)
 # Unconnect input and output
 def Clean(self):
 if self.Input:
-self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 if self.Output:
-self.Output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Output.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 if self.Action:
-self.Action.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Action.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 # Refresh the size of text for name
 def RefreshNameSize(self):
 self.NameSize = self.Parent.GetTextExtent(self.Name)
 # Add output connector to step
 def AddInput(self):
 if not self.Input:
 self.Input = Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH)
 self.RefreshBoundingBox()
 # Remove output connector from step
 def RemoveInput(self):
 if self.Input:
-self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 self.Input = None
 self.RefreshBoundingBox()
 # Add output connector to step
 def AddOutput(self):
 if not self.Output:
-self.Output = Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone = True)
+self.Output = Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone=True)
 self.RefreshBoundingBox()
 # Remove output connector from step
 def RemoveOutput(self):
 if self.Output:
-self.Output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Output.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 self.Output = None
 self.RefreshBoundingBox()
 # Add action connector to step
 def AddAction(self):
 if not self.Action:
-self.Action = Connector(self, "", None, wx.Point(self.Size[0], self.Size[1] / 2), EAST, onlyone = True)
+self.Action = Connector(self, "", None, wx.Point(self.Size[0], self.Size[1] / 2), EAST, onlyone=True)
 self.RefreshBoundingBox()
 # Remove action connector from step
 def RemoveAction(self):
 if self.Action:
-self.Action.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Action.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 self.Action = None
 self.RefreshBoundingBox()
 # Refresh the step bounding box
 def RefreshBoundingBox(self):
 # Calculate the bounding box size
 if self.Action:
 bbx_width = self.Size[0] + CONNECTOR_SIZE
 else:
 bbx_y = self.Pos.y - CONNECTOR_SIZE
 bbx_height = self.Size[1] + CONNECTOR_SIZE
 if self.Output:
 bbx_height += CONNECTOR_SIZE
-#self.BoundingBox = wx.Rect(self.Pos.x, bbx_y, bbx_width + 1, bbx_height + 1)
+# self.BoundingBox = wx.Rect(self.Pos.x, bbx_y, bbx_width + 1, bbx_height + 1)
 self.BoundingBox = wx.Rect(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1)
 # Refresh the positions of the step connectors
 def RefreshConnectors(self):
 scaling = self.Parent.GetScaling()
 horizontal_pos = self.Size[0] / 2
 vertical_pos = self.Size[1] / 2
 self.Output.SetPosition(wx.Point(horizontal_pos, self.Size[1]))
 # Update action position if it exists
 if self.Action:
 self.Action.SetPosition(wx.Point(self.Size[0], vertical_pos))
 self.RefreshConnected()
 # Refresh the position of wires connected to step
-def RefreshConnected(self, exclude = []):
+def RefreshConnected(self, exclude=[]):
 if self.Input:
 self.Input.MoveConnected(exclude)
 if self.Output:
 self.Output.MoveConnected(exclude)
 if self.Action:
 self.Action.MoveConnected(exclude)
 # Returns the step connector that starts with the point given if it exists
-def GetConnector(self, position, name = None):
+def GetConnector(self, position, name=None):
 # if a name is given
 if name is not None:
 # Test input, output and action connector if they exists
-#if self.Input and name == self.Input.GetName():
+# if self.Input and name == self.Input.GetName():
 #    return self.Input
 if self.Output and name == self.Output.GetName():
 return self.Output
 if self.Action and name == self.Action.GetName():
 return self.Action
 connectors.append(self.Output)
 # Test action connector if it exists
 if self.Action:
 connectors.append(self.Action)
 return self.FindNearestConnector(position, connectors)
 # Returns action step connector
 def GetActionConnector(self):
 return self.Action
 # Returns input and output step connectors
 def GetConnectors(self):
 connectors = {"inputs": [], "outputs": []}
 if self.Input:
 connectors["inputs"].append(self.Input)
 if self.Output:
 connectors["outputs"].append(self.Output)
 return connectors
 # Test if point given is on step input or output connector
-def TestConnector(self, pt, direction = None, exclude=True):
+def TestConnector(self, pt, direction=None, exclude=True):
 # Test input connector if it exists
 if self.Input and self.Input.TestPoint(pt, direction, exclude):
 return self.Input
 # Test output connector
 if self.Output and self.Output.TestPoint(pt, direction, exclude):
 return self.Name
 # Returns the step initial property
 def GetInitial(self):
 return self.Initial
 # Returns the connector connected to input
 def GetPreviousConnector(self):
 if self.Input:
 wires = self.Input.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Input)
 return None
 # Returns the connector connected to output
 def GetNextConnector(self):
 if self.Output:
 wires = self.Output.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Output)
 return None
 # Returns the connector connected to action
 def GetActionConnected(self):
 if self.Action:
 wires = self.Action.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Action)
 return None
 # Returns the number of action line
 def GetActionExtraLineNumber(self):
 if self.Action:
 wires = self.Action.GetWires()
 if len(wires) != 1:
 return 0
 action_block = wires[0][0].GetOtherConnected(self.Action).GetParentBlock()
 return max(0, action_block.GetLineNumber() - 1)
 return 0
 # Returns the step minimum size
 def GetMinSize(self):
 text_width, text_height = self.Parent.GetTextExtent(self.Name)
 if self.Initial:
 return text_width + 14, text_height + 14
 else:
 return text_width + 10, text_height + 10
 # Updates the step size
 def UpdateSize(self, width, height):
 diffx = self.Size.GetWidth() / 2 - width / 2
 diffy = height - self.Size.GetHeight()
 self.Move(diffx, 0)
 Graphic_Element.SetSize(self, width, height)
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 self.RefreshConnected()
 else:
 self.RefreshOutputPosition((0, diffy))
 # Align input element with this step
 def RefreshInputPosition(self):
 if self.Input:
 current_pos = self.Input.GetPosition(False)
 input = self.GetPreviousConnector()
 else:
 if isinstance(input_block, SFC_Step):
 input_block.MoveActionBlock((diffx, 0))
 input_block.Move(diffx, 0)
 input_block.RefreshInputPosition()
 # Align output element with this step
-def RefreshOutputPosition(self, move = None):
+def RefreshOutputPosition(self, move=None):
 if self.Output:
 wires = self.Output.GetWires()
 if len(wires) != 1:
 return
 current_pos = self.Output.GetPosition(False)
 diffy = wire_size - output_pos.y + current_pos.y
 if diffy != 0:
 if isinstance(output_block, SFC_Step):
 output_block.MoveActionBlock((diffx, diffy))
 wires[0][0].SetPoints([wx.Point(current_pos.x, current_pos.y + wire_size),
 wx.Point(current_pos.x, current_pos.y)])
 if not isinstance(output_block, SFC_Divergence) or output_block.GetConnectors()["inputs"].index(output) == 0:
 output_block.Move(diffx, diffy, self.Parent.Wires)
 output_block.RefreshOutputPosition((diffx, diffy))
 else:
 output_block.RefreshPosition()
 else:
 if isinstance(output_block, SFC_Step):
 output_block.MoveActionBlock((diffx, 0))
 output_block.Move(diffx, 0)
 output_block.RefreshOutputPosition()
 # Refresh action element with this step
 def MoveActionBlock(self, move):
 if self.Action:
 wires = self.Action.GetWires()
 if len(wires) != 1:
 return
 action_block = wires[0][0].GetOtherConnected(self.Action).GetParentBlock()
 action_block.Move(move[0], move[1], self.Parent.Wires)
 wires[0][0].Move(move[0], move[1], True)
 # Resize the divergence from position and size given
 def Resize(self, x, y, width, height):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 self.UpdateSize(width, height)
 else:
 Graphic_Element.Resize(self, x, y, width, height)
 # Method called when a LeftDClick event have been generated
 def OnLeftDClick(self, event, dc, scaling):
 # Edit the step properties
 self.Parent.EditStepContent(self)
 # Method called when a RightUp event have been generated
 def OnRightUp(self, event, dc, scaling):
 # Popup the menu with special items for a step
 self.Parent.PopupDefaultMenu()
 # Refreshes the step state according to move defined and handle selected
 def ProcessDragging(self, movex, movey, event, scaling):
 handle_type, handle = self.Handle
 if handle_type == HANDLE_MOVE:
 movex = max(-self.BoundingBox.x, movex)
 self.RefreshInputPosition()
 self.RefreshOutputPosition()
 return movex, 0
 else:
 return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling)
 # Refresh input element model
 def RefreshInputModel(self):
 if self.Input:
 input = self.GetPreviousConnector()
 if input:
 input_block = input.GetParentBlock()
 input_block.RefreshModel(False)
 if not isinstance(input_block, SFC_Divergence):
 input_block.RefreshInputModel()
 # Refresh output element model
 def RefreshOutputModel(self, move=False):
 if self.Output:
 output = self.GetNextConnector()
 if output:
 output_block = output.GetParentBlock()
 output_block.RefreshModel(False)
 if not isinstance(output_block, SFC_Divergence) or move:
 output_block.RefreshOutputModel(move)
 # Refreshes the step model
 def RefreshModel(self, move=True):
 self.Parent.RefreshStepModel(self)
 if self.Action:
 action = self.GetActionConnected()
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 self.RefreshInputModel()
 self.RefreshOutputModel(self.Initial)
 elif self.Output:
 self.Output.RefreshWires()
 # Adds an highlight to the connection
 def AddHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "name" and start[0] == 0 and end[0] == 0:
 AddHighlight(self.Highlights, (start, end, highlight_type))
 # Removes an highlight from the connection
 def RemoveHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "name":
 RemoveHighlight(self.Highlights, (start, end, highlight_type))
 # Removes all the highlights of one particular type from the connection
 def ClearHighlight(self, highlight_type=None):
 ClearHighlights(self.Highlights, highlight_type)
 # Draws step
 def Draw(self, dc):
 Graphic_Element.Draw(self, dc)
 if self.Value:
 if self.Forced:
 elif self.Forced:
 dc.SetPen(MiterPen(wx.BLUE))
 else:
 dc.SetPen(MiterPen(wx.BLACK))
 dc.SetBrush(wx.WHITE_BRUSH)
 if getattr(dc, "printing", False):
 name_size = dc.GetTextExtent(self.Name)
 else:
 name_size = self.NameSize
 # Draw two rectangles for representing the step
 dc.DrawRectangle(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1)
 if self.Initial:
 dc.DrawRectangle(self.Pos.x + 2, self.Pos.y + 2, self.Size[0] - 3, self.Size[1] - 3)
 # Draw step name
 self.Input.Draw(dc)
 if self.Output:
 self.Output.Draw(dc)
 if self.Action:
 self.Action.Draw(dc)
 if not getattr(dc, "printing", False):
 DrawHighlightedText(dc, self.Name, self.Highlights, name_pos[0], name_pos[1])
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 #                       Sequencial Function Chart Transition
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
-"""
-Class that implements the graphic representation of a transition
-"""
 class SFC_Transition(Graphic_Element, DebugDataConsumer):
+"""
+Class that implements the graphic representation of a transition
+"""
 # Create a new transition
-def __init__(self, parent, type = "reference", condition = None, priority = 0, id = None):
+def __init__(self, parent, type="reference", condition=None, priority=0, id=None):
 Graphic_Element.__init__(self, parent)
 DebugDataConsumer.__init__(self)
 self.Type = None
 self.Id = id
 self.Priority = 0
 self.Size = wx.Size(SFC_TRANSITION_SIZE[0], SFC_TRANSITION_SIZE[1])
 # Create an input and output connector
-self.Input = Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH, onlyone = True)
+self.Input = Connector(self,  "", None, wx.Point(self.Size[0] / 2, 0),            NORTH, onlyone=True)
-self.Output = Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone = True)
+self.Output = Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone=True)
 self.SetType(type, condition)
 self.SetPriority(priority)
 self.Highlights = {}
 self.PreviousValue = None
 self.PreviousSpreading = False
 def Flush(self):
 if self.Input is not None:
 self.Input.Flush()
 self.Input = None
 if self.Output is not None:
 self.Output.Flush()
 self.Output = None
 if self.Type == "connection" and self.Condition is not None:
 self.Condition.Flush()
 self.Condition = None
 def SetForced(self, forced):
 if self.Forced != forced:
 self.Forced = forced
 if self.Visible:
 self.Parent.ElementNeedRefresh(self)
 def SetValue(self, value):
 self.PreviousValue = self.Value
 self.Value = value
 if self.Value != self.PreviousValue:
 if self.Visible:
 self.Parent.ElementNeedRefresh(self)
 self.SpreadCurrent()
 def SpreadCurrent(self):
 if self.Parent.Debug:
 if self.Value is None:
 self.Value = False
 spreading = self.Input.ReceivingCurrent() & self.Value
 if spreading and not self.PreviousSpreading:
 self.Output.SpreadCurrent(True)
 elif not spreading and self.PreviousSpreading:
 self.Output.SpreadCurrent(False)
 self.PreviousSpreading = spreading
 # Make a clone of this SFC_Transition
-def Clone(self, parent, id = None, pos = None):
+def Clone(self, parent, id=None, pos=None):
 transition = SFC_Transition(parent, self.Type, self.Condition, self.Priority, id)
 transition.SetSize(self.Size[0], self.Size[1])
 if pos is not None:
 transition.SetPosition(pos.x, pos.y)
 else:
 transition.Input = self.Input.Clone(transition)
 transition.Output = self.Output.Clone(transition)
 if self.Type == "connection":
 transition.Condition = self.Condition.Clone(transition)
 return transition
 def GetConnectorTranslation(self, element):
-connectors = {self.Input : element.Input, self.Output : element.Output}
+connectors = {self.Input: element.Input, self.Output: element.Output}
 if self.Type == "connection" and self.Condition is not None:
 connectors[self.Condition] = element.Condition
 return connectors
 # Returns the RedrawRect
-def GetRedrawRect(self, movex = 0, movey = 0):
+def GetRedrawRect(self, movex=0, movey=0):
 rect = Graphic_Element.GetRedrawRect(self, movex, movey)
 if self.Input:
 rect = rect.Union(self.Input.GetRedrawRect(movex, movey))
 if self.Output:
 rect = rect.Union(self.Output.GetRedrawRect(movex, movey))
 if self.Output.IsConnected():
 rect = rect.Union(self.Output.GetConnectedRedrawRect(movex, movey))
 if self.Type == "connection" and self.Condition.IsConnected():
 rect = rect.Union(self.Condition.GetConnectedRedrawRect(movex, movey))
 return rect
 # Forbids to change the transition size
 def SetSize(self, width, height):
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 Graphic_Element.SetSize(self, width, height)
 # Forbids to resize the transition
 def Resize(self, x, y, width, height):
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 Graphic_Element.Resize(self, x, y, width, height)
 # Refresh the size of text for name
 def RefreshConditionSize(self):
 if self.Type != "connection":
 if self.Condition != "":
 self.ConditionSize = self.Parent.GetTextExtent(self.Condition)
 else:
 self.ConditionSize = self.Parent.GetTextExtent("Transition")
 # Refresh the size of text for name
 def RefreshPrioritySize(self):
 if self.Priority != "":
 self.PrioritySize = self.Parent.GetTextExtent(str(self.Priority))
 else:
 self.PrioritySize = None
 # Delete this transition by calling the appropriate method
 def Delete(self):
 self.Parent.DeleteTransition(self)
 # Unconnect input and output
 def Clean(self):
-self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
-self.Output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Output.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 if self.Type == "connection":
-self.Condition.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Condition.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 # Returns if the point given is in the bounding box
 def HitTest(self, pt, connectors=True):
 if self.Type != "connection":
 # Calculate the bounding box of the condition outside the transition
 text_width, text_height = self.ConditionSize
 text_height)
 test_text = text_bbx.InsideXY(pt.x, pt.y)
 else:
 test_text = False
 return test_text or Graphic_Element.HitTest(self, pt, connectors)
 # Refresh the transition bounding box
 def RefreshBoundingBox(self):
 bbx_x, bbx_y, bbx_width, bbx_height = self.Pos.x, self.Pos.y, self.Size[0], self.Size[1]
 if self.Priority != 0:
 bbx_y = self.Pos.y - self.PrioritySize[1] - 2
 # Calculate the bounding box size
 bbx_width = max(bbx_width, self.Size[0] + 5 + text_width)
 bbx_y = min(bbx_y, self.Pos.y - max(0, (text_height - self.Size[1]) / 2))
 bbx_height = max(bbx_height, self.Pos.y - bbx_y + (self.Size[1] + text_height) / 2)
 self.BoundingBox = wx.Rect(bbx_x, bbx_y, bbx_width + 1, bbx_height + 1)
 # Returns the connector connected to input
 def GetPreviousConnector(self):
 wires = self.Input.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Input)
 return None
 # Returns the connector connected to output
 def GetNextConnector(self):
 wires = self.Output.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Output)
 return None
 # Refresh the positions of the transition connectors
 def RefreshConnectors(self):
 scaling = self.Parent.GetScaling()
 horizontal_pos = self.Size[0] / 2
 vertical_pos = self.Size[1] / 2
 # Update output position
 self.Output.SetPosition(wx.Point(horizontal_pos, self.Size[1]))
 if self.Type == "connection":
 self.Condition.SetPosition(wx.Point(0, vertical_pos))
 self.RefreshConnected()
 # Refresh the position of the wires connected to transition
-def RefreshConnected(self, exclude = []):
+def RefreshConnected(self, exclude=[]):
 self.Input.MoveConnected(exclude)
 self.Output.MoveConnected(exclude)
 if self.Type == "connection":
 self.Condition.MoveConnected(exclude)
 # Returns the transition connector that starts with the point given if it exists
-def GetConnector(self, position, name = None):
+def GetConnector(self, position, name=None):
 # if a name is given
 if name is not None:
 # Test input and output connector
-#if name == self.Input.GetName():
+# if name == self.Input.GetName():
 #    return self.Input
 if name == self.Output.GetName():
 return self.Output
 if self.Type == "connection" and name == self.Condition.GetName():
 return self.Condition
 connectors = [self.Input, self.Output]
 if self.Type == "connection":
 connectors.append(self.Condition)
 return self.FindNearestConnector(position, connectors)
 # Returns the transition condition connector
 def GetConditionConnector(self):
 if self.Type == "connection":
 return self.Condition
 return None
 # Returns input and output transition connectors
 def GetConnectors(self):
 return {"inputs": [self.Input], "outputs": [self.Output]}
 # Test if point given is on transition input or output connector
-def TestConnector(self, pt, direction = None, exclude=True):
+def TestConnector(self, pt, direction=None, exclude=True):
 # Test input connector
 if self.Input.TestPoint(pt, direction, exclude):
 return self.Input
 # Test output connector
 if self.Output.TestPoint(pt, direction, exclude):
 if self.Type == "connection" and self.Condition.TestPoint(pt, direction, exclude):
 return self.Condition
 return None
 # Changes the transition type
-def SetType(self, type, condition = None):
+def SetType(self, type, condition=None):
 if self.Type != type:
 if self.Type == "connection":
-self.Condition.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Condition.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 self.Type = type
 if type == "connection":
 self.Condition = Connector(self, "", "BOOL", wx.Point(0, self.Size[1] / 2), WEST)
 else:
-if condition == None:
+if condition is None:
 condition = ""
 self.Condition = condition
 self.RefreshConditionSize()
 elif self.Type != "connection":
-if condition == None:
+if condition is None:
 condition = ""
 self.Condition = condition
 self.RefreshConditionSize()
 self.RefreshBoundingBox()
 # Returns the transition type
 def GetType(self):
 return self.Type
 # Changes the transition priority
 def SetPriority(self, priority):
 self.Priority = priority
 self.RefreshPrioritySize()
 self.RefreshBoundingBox()
 # Returns the transition type
 def GetPriority(self):
 return self.Priority
 # Returns the transition condition
 def GetCondition(self):
 if self.Type != "connection":
 return self.Condition
 return None
 # Returns the transition minimum size
 def GetMinSize(self):
 return SFC_TRANSITION_SIZE
 # Align input element with this step
 def RefreshInputPosition(self):
 wires = self.Input.GetWires()
 current_pos = self.Input.GetPosition(False)
 input = self.GetPreviousConnector()
 else:
 if isinstance(input_block, SFC_Step):
 input_block.MoveActionBlock((diffx, 0))
 input_block.Move(diffx, 0)
 input_block.RefreshInputPosition()
 # Align output element with this step
-def RefreshOutputPosition(self, move = None):
+def RefreshOutputPosition(self, move=None):
 wires = self.Output.GetWires()
 if len(wires) != 1:
 return
 current_pos = self.Output.GetPosition(False)
 output = wires[0][0].GetOtherConnected(self.Output)
 # Method called when a LeftDClick event have been generated
 def OnLeftDClick(self, event, dc, scaling):
 # Edit the transition properties
 self.Parent.EditTransitionContent(self)
 # Method called when a RightUp event have been generated
 def OnRightUp(self, event, dc, scaling):
 # Popup the menu with special items for a step
 self.Parent.PopupDefaultMenu()
 # Refreshes the transition state according to move defined and handle selected
 def ProcessDragging(self, movex, movey, event, scaling):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 movex = max(-self.BoundingBox.x, movex)
 if scaling is not None:
 self.Move(movex, 0)
 self.RefreshInputPosition()
 self.RefreshOutputPosition()
 return movex, 0
 else:
-return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, width_fac = 2, height_fac = 2)
+return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, width_fac=2, height_fac=2)
 # Refresh input element model
 def RefreshInputModel(self):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 input = self.GetPreviousConnector()
 if input:
 input_block = input.GetParentBlock()
 input_block.RefreshModel(False)
 if not isinstance(input_block, SFC_Divergence):
 input_block.RefreshInputModel()
 # Refresh output element model
 def RefreshOutputModel(self, move=False):
 output = self.GetNextConnector()
 if output:
 output_block = output.GetParentBlock()
 output_block.RefreshModel(False)
 if not isinstance(output_block, SFC_Divergence) or move:
 output_block.RefreshOutputModel(move)
 # Refreshes the transition model
 def RefreshModel(self, move=True):
 self.Parent.RefreshTransitionModel(self)
 # If transition has moved, refresh the model of wires connected to output
 if move:
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 self.RefreshInputModel()
 self.RefreshOutputModel()
 else:
 self.Output.RefreshWires()
 # Adds an highlight to the block
-def AddHighlight(self, infos, start, end ,highlight_type):
+def AddHighlight(self, infos, start, end, highlight_type):
 if infos[0] in ["reference", "inline", "priority"] and start[0] == 0 and end[0] == 0:
 highlights = self.Highlights.setdefault(infos[0], [])
 AddHighlight(highlights, (start, end, highlight_type))
 # Removes an highlight from the block
 def RemoveHighlight(self, infos, start, end, highlight_type):
 if infos[0] in ["reference", "inline", "priority"]:
 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 block
 def ClearHighlight(self, highlight_type=None):
 if highlight_type is None:
 self.Highlights = {}
 else:
 highlight_items = self.Highlights.items()
 for name, highlights in highlight_items:
 highlights = ClearHighlights(highlight, highlight_type)
 if len(highlights) == 0:
 self.Highlights.pop(name)
 # Draws transition
 def Draw(self, dc):
 Graphic_Element.Draw(self, dc)
 if self.Value:
 if self.Forced:
 dc.SetPen(MiterPen(wx.BLUE))
 dc.SetBrush(wx.BLUE_BRUSH)
 else:
 dc.SetPen(MiterPen(wx.BLACK))
 dc.SetBrush(wx.BLACK_BRUSH)
 if getattr(dc, "printing", False):
 if self.Type != "connection":
 condition_size = dc.GetTextExtent(self.Condition)
 if self.Priority != 0:
 priority_size = dc.GetTextExtent(str(self.Priority))
 else:
 if self.Type != "connection":
 condition_size = self.ConditionSize
 if self.Priority != 0:
 priority_size = self.PrioritySize
 # Draw plain rectangle for representing the transition
 dc.DrawRectangle(self.Pos.x,
 self.Pos.y + (self.Size[1] - SFC_TRANSITION_SIZE[1])/2,
 self.Size[0] + 1,
 SFC_TRANSITION_SIZE[1] + 1)
 vertical_line_x = self.Input.GetPosition()[0]
 dc.DrawLine(vertical_line_x, self.Pos.y, vertical_line_x, self.Pos.y + self.Size[1] + 1)
 # Draw transition condition
 if self.Type != "connection":
 if self.Condition != "":
 condition = self.Condition
 else:
 # Draw input and output connectors
 self.Input.Draw(dc)
 self.Output.Draw(dc)
 if self.Type == "connection":
 self.Condition.Draw(dc)
 if not getattr(dc, "printing", False):
 for name, highlights in self.Highlights.iteritems():
 if name == "priority":
 DrawHighlightedText(dc, str(self.Priority), highlights, priority_pos[0], priority_pos[1])
 else:
 DrawHighlightedText(dc, condition, highlights, condition_pos[0], condition_pos[1])
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 #                Sequencial Function Chart Divergence and Convergence
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
-"""
-Class that implements the graphic representation of a divergence or convergence,
-selection or simultaneous
-"""
 class SFC_Divergence(Graphic_Element):
+"""
+Class that implements the graphic representation of a divergence or convergence,
+selection or simultaneous
+"""
 # Create a new divergence
-def __init__(self, parent, type, number = 2, id = None):
+def __init__(self, parent, type, number=2, id=None):
 Graphic_Element.__init__(self, parent)
 self.Type = type
 self.Id = id
 self.RealConnectors = None
 number = max(2, number)
 self.Size = wx.Size((number - 1) * SFC_DEFAULT_SEQUENCE_INTERVAL, self.GetMinSize()[1])
 # Create an input and output connector
 if self.Type in [SELECTION_DIVERGENCE, SIMULTANEOUS_DIVERGENCE]:
-self.Inputs = [Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH, onlyone = True)]
+self.Inputs = [Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH, onlyone=True)]
 self.Outputs = []
 for i in xrange(number):
-self.Outputs.append(Connector(self, "", None, wx.Point(i * SFC_DEFAULT_SEQUENCE_INTERVAL, self.Size[1]), SOUTH, onlyone = True))
+self.Outputs.append(Connector(self, "", None, wx.Point(i * SFC_DEFAULT_SEQUENCE_INTERVAL, self.Size[1]), SOUTH, onlyone=True))
 elif self.Type in [SELECTION_CONVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 self.Inputs = []
 for i in xrange(number):
-self.Inputs.append(Connector(self, "", None, wx.Point(i * SFC_DEFAULT_SEQUENCE_INTERVAL, 0), NORTH, onlyone = True))
+self.Inputs.append(Connector(self, "", None, wx.Point(i * SFC_DEFAULT_SEQUENCE_INTERVAL, 0), NORTH, onlyone=True))
-self.Outputs = [Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone = True)]
+self.Outputs = [Connector(self, "", None, wx.Point(self.Size[0] / 2, self.Size[1]), SOUTH, onlyone=True)]
 self.Value = None
 self.PreviousValue = None
 def Flush(self):
 for input in self.Inputs:
 input.Flush()
 self.Inputs = []
 for output in self.Outputs:
 output.Flush()
 self.Outputs = []
 def SpreadCurrent(self):
 if self.Parent.Debug:
 self.PreviousValue = self.Value
 if self.Type == SELECTION_CONVERGENCE:
 self.Value = False
 elif not self.Value and self.PreviousValue:
 if self.Visible:
 self.Parent.ElementNeedRefresh(self)
 for output in self.Outputs:
 output.SpreadCurrent(False)
 # Make a clone of this SFC_Divergence
-def Clone(self, parent, id = None, pos = None):
+def Clone(self, parent, id=None, pos=None):
 divergence = SFC_Divergence(parent, self.Type, max(len(self.Inputs), len(self.Outputs)), id)
 divergence.SetSize(self.Size[0], self.Size[1])
 if pos is not None:
 divergence.SetPosition(pos.x, pos.y)
 else:
 divergence.SetPosition(self.Pos.x, self.Pos.y)
 divergence.Inputs = [input.Clone(divergence) for input in self.Inputs]
 divergence.Outputs = [output.Clone(divergence) for output in self.Outputs]
 return divergence
 def GetConnectorTranslation(self, element):
 return dict(zip(self.Inputs + self.Outputs, element.Inputs + element.Outputs))
 # Returns the RedrawRect
-def GetRedrawRect(self, movex = 0, movey = 0):
+def GetRedrawRect(self, movex=0, movey=0):
 rect = Graphic_Element.GetRedrawRect(self, movex, movey)
 if movex != 0 or movey != 0:
 for input in self.Inputs:
 if input.IsConnected():
 rect = rect.Union(input.GetConnectedRedrawRect(movex, movey))
 for output in self.Outputs:
 if output.IsConnected():
 rect = rect.Union(output.GetConnectedRedrawRect(movex, movey))
 return rect
 # Forbids to resize the divergence
 def Resize(self, x, y, width, height):
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 Graphic_Element.Resize(self, x, 0, width, self.GetMinSize()[1])
 # Delete this divergence by calling the appropriate method
 def Delete(self):
 self.Parent.DeleteDivergence(self)
 # Returns the divergence type
 def GetType(self):
 return self.Type
 # Unconnect input and output
 def Clean(self):
 for input in self.Inputs:
-input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 for output in self.Outputs:
-output.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+output.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 # Add a branch to the divergence
 def AddBranch(self):
 if self.Type in [SELECTION_DIVERGENCE, SIMULTANEOUS_DIVERGENCE]:
 maxx = 0
 for output in self.Outputs:
 pos = output.GetRelPosition()
 maxx = max(maxx, pos.x)
-connector = Connector(self, "", None, wx.Point(maxx + SFC_DEFAULT_SEQUENCE_INTERVAL, self.Size[1]), SOUTH, onlyone = True)
+connector = Connector(self, "", None, wx.Point(maxx + SFC_DEFAULT_SEQUENCE_INTERVAL, self.Size[1]), SOUTH, onlyone=True)
 self.Outputs.append(connector)
 self.MoveConnector(connector, 0)
 elif self.Type in [SELECTION_CONVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 maxx = 0
 for input in self.Inputs:
 pos = input.GetRelPosition()
 maxx = max(maxx, pos.x)
-connector = Connector(self, "", None, wx.Point(maxx + SFC_DEFAULT_SEQUENCE_INTERVAL, 0), NORTH, onlyone = True)
+connector = Connector(self, "", None, wx.Point(maxx + SFC_DEFAULT_SEQUENCE_INTERVAL, 0), NORTH, onlyone=True)
 self.Inputs.append(connector)
 self.MoveConnector(connector, SFC_DEFAULT_SEQUENCE_INTERVAL)
 # Remove a branch from the divergence
 def RemoveBranch(self, connector):
 if self.Type in [SELECTION_DIVERGENCE, SIMULTANEOUS_DIVERGENCE]:
 if connector in self.Outputs and len(self.Outputs) > 2:
 self.Outputs.remove(connector)
 self.MoveConnector(self.Outputs[0], 0)
 elif self.Type in [SELECTION_CONVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 if connector in self.Inputs and len(self.Inputs) > 2:
 self.Inputs.remove(connector)
 self.MoveConnector(self.Inputs[0], 0)
 # Remove the handled branch from the divergence
 def RemoveHandledBranch(self):
 handle_type, handle = self.Handle
 if handle_type == HANDLE_CONNECTOR:
 handle.UnConnect(delete=True)
 self.RemoveBranch(handle)
 # Return the number of branches for the divergence
 def GetBranchNumber(self):
 if self.Type in [SELECTION_DIVERGENCE, SIMULTANEOUS_DIVERGENCE]:
 return len(self.Outputs)
 elif self.Type in [SELECTION_CONVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 return len(self.Inputs)
 # Returns if the point given is in the bounding box
 def HitTest(self, pt, connectors=True):
-return self.BoundingBox.InsideXY(pt.x, pt.y) or self.TestConnector(pt, exclude=False) != None
+return self.BoundingBox.InsideXY(pt.x, pt.y) or self.TestConnector(pt, exclude=False) is not None
 # Refresh the divergence bounding box
 def RefreshBoundingBox(self):
 if self.Type in [SELECTION_DIVERGENCE, SELECTION_CONVERGENCE]:
-self.BoundingBox = wx.Rect(self.Pos.x, self.Pos.y,
+self.BoundingBox = wx.Rect(self.Pos.x,       self.Pos.y,
 self.Size[0] + 1, self.Size[1] + 1)
 elif self.Type in [SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE]:
-self.BoundingBox = wx.Rect(self.Pos.x - SFC_SIMULTANEOUS_SEQUENCE_EXTRA, self.Pos.y,
+self.BoundingBox = wx.Rect(
+self.Pos.x - SFC_SIMULTANEOUS_SEQUENCE_EXTRA,           self.Pos.y,
 self.Size[0] + 2 * SFC_SIMULTANEOUS_SEQUENCE_EXTRA + 1, self.Size[1] + 1)
 # Refresh the position of wires connected to divergence
-def RefreshConnected(self, exclude = []):
+def RefreshConnected(self, exclude=[]):
 for input in self.Inputs:
 input.MoveConnected(exclude)
 for output in self.Outputs:
 output.MoveConnected(exclude)
 # Moves the divergence connector given
 def MoveConnector(self, connector, movex):
 position = connector.GetRelPosition()
 connector.SetPosition(wx.Point(position.x + movex, position.y))
 minx = self.Size[0]
 self.Outputs.sort(lambda x, y: cmp(x.Pos.x, y.Pos.x))
 self.Pos.x += minx
 self.Size[0] = maxx - minx
 connector.MoveConnected()
 self.RefreshBoundingBox()
 # Returns the divergence connector that starts with the point given if it exists
-def GetConnector(self, position, name = None):
+def GetConnector(self, position, name=None):
 # if a name is given
 if name is not None:
 # Test each input and output connector
-#for input in self.Inputs:
+# for input in self.Inputs:
 #    if name == input.GetName():
 #        return input
 for output in self.Outputs:
 if name == output.GetName():
 return output
 return self.FindNearestConnector(position, self.Inputs + self.Outputs)
 # Returns input and output divergence connectors
 def GetConnectors(self):
 return {"inputs": self.Inputs, "outputs": self.Outputs}
 # Test if point given is on divergence input or output connector
-def TestConnector(self, pt, direction = None, exclude=True):
+def TestConnector(self, pt, direction=None, exclude=True):
 # Test input connector
 for input in self.Inputs:
 if input.TestPoint(pt, direction, exclude):
 return input
 # Test output connector
 for output in self.Outputs:
 if output.TestPoint(pt, direction, exclude):
 return output
 return None
 # Changes the divergence size
 def SetSize(self, width, height):
 height = self.GetMinSize()[1]
 for i, input in enumerate(self.Inputs):
 position = input.GetRelPosition()
 else:
 output.SetPosition(wx.Point(int(round(float(position.x)*float(width)/float(self.Size[0]))), height))
 output.MoveConnected()
 self.Size = wx.Size(width, height)
 self.RefreshBoundingBox()
 # Returns the divergence minimum size
 def GetMinSize(self, default=False):
 width = 0
 if default:
 if self.Type in [SELECTION_DIVERGENCE, SIMULTANEOUS_DIVERGENCE]:
 if self.Type in [SELECTION_DIVERGENCE, SELECTION_CONVERGENCE]:
 return width, 1
 elif self.Type in [SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 return width, 3
 return 0, 0
 # Refresh the position of the block connected to connector
 def RefreshConnectedPosition(self, connector):
 wires = connector.GetWires()
 if len(wires) != 1:
 return
 if diffy != 0:
 self.Move(0, diffy, self.Parent.Wires)
 self.RefreshOutputPosition((0, diffy))
 for input in self.Inputs:
 input.MoveConnected()
 # Align output element with this divergence
-def RefreshOutputPosition(self, move = None):
+def RefreshOutputPosition(self, move=None):
 if move:
 for output_connector in self.Outputs:
 wires = output_connector.GetWires()
 if len(wires) != 1:
 return
 output_block.MoveActionBlock(move)
 wires[0][0].Move(move[0], move[1], True)
 if not isinstance(output_block, SFC_Divergence) or output_block.GetConnectors()["inputs"].index(output) == 0:
 output_block.Move(move[0], move[1], self.Parent.Wires)
 output_block.RefreshOutputPosition(move)
 # Method called when a LeftDown event have been generated
 def OnLeftDown(self, event, dc, scaling):
-self.RealConnectors = {"Inputs":[],"Outputs":[]}
+self.RealConnectors = {"Inputs": [], "Outputs": []}
 for input in self.Inputs:
 position = input.GetRelPosition()
 self.RealConnectors["Inputs"].append(float(position.x)/float(self.Size[0]))
 for output in self.Outputs:
 position = output.GetRelPosition()
 self.RealConnectors["Outputs"].append(float(position.x)/float(self.Size[0]))
 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 RightDown event have been generated
 def OnRightDown(self, event, dc, scaling):
 pos = GetScaledEventPosition(event, dc, scaling)
 # Test if a connector have been handled
 connector = self.TestConnector(pos, exclude=False)
 self.Selected = False
 # Initializes the last position
 self.oldPos = GetScaledEventPosition(event, dc, scaling)
 else:
 Graphic_Element.OnRightDown(self, event, dc, scaling)
 # Method called when a RightUp event have been generated
 def OnRightUp(self, event, dc, scaling):
 pos = GetScaledEventPosition(event, dc, scaling)
 handle_type, handle = self.Handle
 if handle_type == HANDLE_CONNECTOR and self.Dragging and self.oldPos:
 self.Handle = (HANDLE_CONNECTOR, connector)
 self.Parent.PopupDivergenceMenu(True)
 else:
 # Popup the divergence menu without delete branch
 self.Parent.PopupDivergenceMenu(False)
 # Refreshes the divergence state according to move defined and handle selected
 def ProcessDragging(self, movex, movey, event, scaling):
 handle_type, handle = self.Handle
 # A connector has been handled
 if handle_type == HANDLE_CONNECTOR:
 self.RefreshConnectedPosition(handle)
 return movex, 0
 elif self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling)
 return 0, 0
 # Refresh output element model
 def RefreshOutputModel(self, move=False):
 if move and self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 for output in self.Outputs:
 wires = output.GetWires()
 return
 output_block = wires[0][0].GetOtherConnected(output).GetParentBlock()
 output_block.RefreshModel(False)
 if not isinstance(output_block, SFC_Divergence) or move:
 output_block.RefreshOutputModel(move)
 # Refreshes the divergence model
 def RefreshModel(self, move=True):
 self.Parent.RefreshDivergenceModel(self)
 # If divergence has moved, refresh the model of wires connected to outputs
 if move:
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 self.RefreshOutputModel()
 else:
 for output in self.Outputs:
 output.RefreshWires()
 # Draws the highlightment of this element if it is highlighted
 def DrawHighlightment(self, dc):
 scalex, scaley = dc.GetUserScale()
 dc.SetUserScale(1, 1)
 dc.SetPen(MiterPen(HIGHLIGHTCOLOR))
 posx = self.Pos.x
 width = self.Size[0]
 if self.Type in [SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 posx -= SFC_SIMULTANEOUS_SEQUENCE_EXTRA
 width += SFC_SIMULTANEOUS_SEQUENCE_EXTRA * 2
 dc.DrawRectangle(int(round((posx - 1) * scalex)) - 2,
 int(round((self.Pos.y - 1) * scaley)) - 2,
 int(round((width + 3) * scalex)) + 5,
 int(round((self.Size.height + 3) * scaley)) + 5)
 dc.SetLogicalFunction(wx.COPY)
 dc.SetUserScale(scalex, scaley)
 # Draws divergence
 def Draw(self, dc):
 Graphic_Element.Draw(self, dc)
 if self.Value:
 dc.SetPen(MiterPen(wx.GREEN))
 dc.SetBrush(wx.BLACK_BRUSH)
 # Draw plain rectangle for representing the divergence
 if self.Type in [SELECTION_DIVERGENCE, SELECTION_CONVERGENCE]:
 dc.DrawRectangle(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1)
 elif self.Type in [SIMULTANEOUS_DIVERGENCE, SIMULTANEOUS_CONVERGENCE]:
 dc.DrawLine(self.Pos.x - SFC_SIMULTANEOUS_SEQUENCE_EXTRA, self.Pos.y,
 self.Pos.x + self.Size[0] + SFC_SIMULTANEOUS_SEQUENCE_EXTRA + 1, self.Pos.y)
 dc.DrawLine(self.Pos.x - SFC_SIMULTANEOUS_SEQUENCE_EXTRA, self.Pos.y + self.Size[1],
 self.Pos.x + self.Size[0] + SFC_SIMULTANEOUS_SEQUENCE_EXTRA + 1, self.Pos.y + self.Size[1])
 # Draw inputs and outputs connectors
 for input in self.Inputs:
 input.Draw(dc)
 for output in self.Outputs:
 output.Draw(dc)
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 #                   Sequencial Function Chart Jump to Step
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
-"""
-Class that implements the graphic representation of a jump to step
-"""
 class SFC_Jump(Graphic_Element):
+"""
+Class that implements the graphic representation of a jump to step
+"""
 # Create a new jump
-def __init__(self, parent, target, id = None):
+def __init__(self, parent, target, id=None):
 Graphic_Element.__init__(self, parent)
 self.SetTarget(target)
 self.Id = id
 self.Size = wx.Size(SFC_JUMP_SIZE[0], SFC_JUMP_SIZE[1])
 self.Highlights = []
 # Create an input and output connector
-self.Input = Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH, onlyone = True)
+self.Input = Connector(self, "", None, wx.Point(self.Size[0] / 2, 0), NORTH, onlyone=True)
 self.Value = None
 self.PreviousValue = None
 def Flush(self):
 if self.Input is not None:
 self.Input.Flush()
 self.Input = None
 def SpreadCurrent(self):
 if self.Parent.Debug:
 self.PreviousValue = self.Value
 self.Value = self.Input.ReceivingCurrent()
 if self.Value != self.PreviousValue and self.Visible:
 self.Parent.ElementNeedRefresh(self)
 # Make a clone of this SFC_Jump
-def Clone(self, parent, id = None, pos = None):
+def Clone(self, parent, id=None, pos=None):
 jump = SFC_Jump(parent, self.Target, id)
 jump.SetSize(self.Size[0], self.Size[1])
 if pos is not None:
 jump.SetPosition(pos.x, pos.y)
 else:
 jump.SetPosition(self.Pos.x, self.Pos.y)
 jump.Input = self.Input.Clone(jump)
 return jump
 def GetConnectorTranslation(self, element):
-return {self.Input : element.Input}
+return {self.Input: element.Input}
 # Returns the RedrawRect
-def GetRedrawRect(self, movex = 0, movey = 0):
+def GetRedrawRect(self, movex=0, movey=0):
 rect = Graphic_Element.GetRedrawRect(self, movex, movey)
 if self.Input:
 rect = rect.Union(self.Input.GetRedrawRect(movex, movey))
 if movex != 0 or movey != 0:
 if self.Input.IsConnected():
 rect = rect.Union(self.Input.GetConnectedRedrawRect(movex, movey))
 return rect
 # Forbids to change the jump size
 def SetSize(self, width, height):
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 Graphic_Element.SetSize(self, width, height)
 # Forbids to resize jump
 def Resize(self, x, y, width, height):
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 Graphic_Element.Resize(self, x, y, width, height)
 # Delete this jump by calling the appropriate method
 def Delete(self):
 self.Parent.DeleteJump(self)
 # Unconnect input
 def Clean(self):
-self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 # Refresh the size of text for target
 def RefreshTargetSize(self):
 self.TargetSize = self.Parent.GetTextExtent(self.Target)
 # Returns if the point given is in the bounding box
 def HitTest(self, pt, connectors=True):
 # Calculate the bounding box of the condition outside the transition
 text_width, text_height = self.TargetSize
 text_bbx = wx.Rect(self.Pos.x + self.Size[0] + 2,
 self.Pos.y + (self.Size[1] - text_height) / 2,
 text_width,
 text_height)
 return text_bbx.InsideXY(pt.x, pt.y) or Graphic_Element.HitTest(self, pt, connectors)
 # Refresh the jump bounding box
 def RefreshBoundingBox(self):
 text_width, text_height = self.Parent.GetTextExtent(self.Target)
 # Calculate the bounding box size
 bbx_width = self.Size[0] + 2 + text_width
-self.BoundingBox = wx.Rect(self.Pos.x, self.Pos.y - CONNECTOR_SIZE,
+self.BoundingBox = wx.Rect(self.Pos.x,    self.Pos.y - CONNECTOR_SIZE,
 bbx_width + 1, self.Size[1] + CONNECTOR_SIZE + 1)
 # Returns the connector connected to input
 def GetPreviousConnector(self):
 wires = self.Input.GetWires()
 if len(wires) == 1:
 return wires[0][0].GetOtherConnected(self.Input)
 return None
 # Refresh the element connectors position
 def RefreshConnectors(self):
 scaling = self.Parent.GetScaling()
 horizontal_pos = self.Size[0] / 2
 if scaling is not None:
 horizontal_pos = round(float(self.Pos.x + horizontal_pos) / float(scaling[0])) * scaling[0] - self.Pos.x
 self.Input.SetPosition(wx.Point(horizontal_pos, 0))
 self.RefreshConnected()
 # Refresh the position of wires connected to jump
-def RefreshConnected(self, exclude = []):
+def RefreshConnected(self, exclude=[]):
 if self.Input:
 self.Input.MoveConnected(exclude)
 # Returns input jump connector
-def GetConnector(self, position = None, name = None):
+def GetConnector(self, position=None, name=None):
 return self.Input
 # Returns all the jump connectors
 def GetConnectors(self):
 return {"inputs": [self.Input], "outputs": []}
 # Test if point given is on jump input connector
-def TestConnector(self, pt, direction = None, exclude = True):
+def TestConnector(self, pt, direction=None, exclude=True):
 # Test input connector
 if self.Input and self.Input.TestPoint(pt, direction, exclude):
 return self.Input
 return None
 # Changes the jump target
 def SetTarget(self, target):
 self.Target = target
 self.RefreshTargetSize()
 self.RefreshBoundingBox()
 # Returns the jump target
 def GetTarget(self):
 return self.Target
 # Returns the jump minimum size
 def GetMinSize(self):
 return SFC_JUMP_SIZE
 # Align input element with this jump
 def RefreshInputPosition(self):
 if self.Input:
 current_pos = self.Input.GetPosition(False)
 input = self.GetPreviousConnector()
 else:
 if isinstance(input_block, SFC_Step):
 input_block.MoveActionBlock((diffx, 0))
 input_block.Move(diffx, 0)
 input_block.RefreshInputPosition()
 # Can't align output element, because there is no output
-def RefreshOutputPosition(self, move = None):
+def RefreshOutputPosition(self, move=None):
 pass
 # Method called when a LeftDClick event have been generated
 def OnLeftDClick(self, event, dc, scaling):
 # Edit the jump properties
 self.Parent.EditJumpContent(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 jump state according to move defined and handle selected
 def ProcessDragging(self, movex, movey, event, scaling):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 movex = max(-self.BoundingBox.x, movex)
 if scaling is not None:
 movex = round(float(self.Pos.x + movex) / float(scaling[0])) * scaling[0] - self.Pos.x
 self.Move(movex, 0)
 self.RefreshInputPosition()
 return movex, 0
 else:
-return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, width_fac = 2)
+return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling, width_fac=2)
 # Refresh input element model
 def RefreshInputModel(self):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 input = self.GetPreviousConnector()
 if input:
 input_block = input.GetParentBlock()
 input_block.RefreshModel(False)
 if not isinstance(input_block, SFC_Divergence):
 input_block.RefreshInputModel()
 # Refresh output element model
 def RefreshOutputModel(self, move=False):
 pass
 # Refreshes the jump model
 def RefreshModel(self, move=True):
 self.Parent.RefreshJumpModel(self)
 if move:
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 self.RefreshInputModel()
 # Adds an highlight to the variable
 def AddHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "target" and start[0] == 0 and end[0] == 0:
 AddHighlight(self.Highlights, (start, end, highlight_type))
 # Removes an highlight from the variable
 def RemoveHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "target":
 RemoveHighlight(self.Highlights, (start, end, highlight_type))
 # Removes all the highlights of one particular type from the variable
 def ClearHighlight(self, highlight_type=None):
 ClearHighlights(self.Highlights, highlight_type)
 # Draws the highlightment of this element if it is highlighted
 def DrawHighlightment(self, dc):
 scalex, scaley = dc.GetUserScale()
 dc.SetUserScale(1, 1)
 dc.SetPen(MiterPen(HIGHLIGHTCOLOR))
 dc.SetBrush(wx.Brush(HIGHLIGHTCOLOR))
 dc.SetLogicalFunction(wx.AND)
 points = [wx.Point(int(round((self.Pos.x - 2) * scalex)) - 3,
 int(round((self.Pos.y - 2) * scaley)) - 2),
 wx.Point(int(round((self.Pos.x + self.Size[0] + 2) * scalex)) + 4,
 int(round((self.Pos.y - 2) * scaley)) - 2),
 wx.Point(int(round((self.Pos.x + self.Size[0] / 2) * scalex)),
 int(round((self.Pos.y + self.Size[1] + 3) * scaley)) + 4)]
 dc.DrawPolygon(points)
 dc.SetLogicalFunction(wx.COPY)
 dc.SetUserScale(scalex, scaley)
 # Draws divergence
 def Draw(self, dc):
 Graphic_Element.Draw(self, dc)
 if self.Value:
 dc.SetPen(MiterPen(wx.GREEN))
 dc.SetBrush(wx.GREEN_BRUSH)
 else:
 dc.SetPen(MiterPen(wx.BLACK))
 dc.SetBrush(wx.BLACK_BRUSH)
 if getattr(dc, "printing", False):
 target_size = dc.GetTextExtent(self.Target)
 else:
 target_size = self.TargetSize
 # Draw plain rectangle for representing the divergence
 dc.DrawLine(self.Pos.x + self.Size[0] / 2, self.Pos.y, self.Pos.x + self.Size[0] / 2, self.Pos.y + self.Size[1])
 points = [wx.Point(self.Pos.x, self.Pos.y),
 wx.Point(self.Pos.x + self.Size[0] / 2, self.Pos.y + self.Size[1] / 3),
 wx.Point(self.Pos.x + self.Size[0], self.Pos.y),
 self.Pos.y + (self.Size[1] - target_size[1]) / 2)
 dc.DrawText(self.Target, target_pos[0], target_pos[1])
 # Draw input connector
 if self.Input:
 self.Input.Draw(dc)
 if not getattr(dc, "printing", False):
 DrawHighlightedText(dc, self.Target, self.Highlights, target_pos[0], target_pos[1])
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 #                   Sequencial Function Chart Action Block
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
-"""
-Class that implements the graphic representation of an action block
-"""
 class SFC_ActionBlock(Graphic_Element):
+"""
+Class that implements the graphic representation of an action block
+"""
 # Create a new action block
-def __init__(self, parent, actions = [], id = None):
+def __init__(self, parent, actions=[], id=None):
 Graphic_Element.__init__(self, parent)
 self.Id = id
 self.Size = wx.Size(SFC_ACTION_MIN_SIZE[0], SFC_ACTION_MIN_SIZE[1])
 self.MinSize = wx.Size(SFC_ACTION_MIN_SIZE[0], SFC_ACTION_MIN_SIZE[1])
 self.Highlights = {}
 # Create an input and output connector
-self.Input = Connector(self, "", None, wx.Point(0, SFC_ACTION_MIN_SIZE[1] / 2), WEST, onlyone = True)
+self.Input = Connector(self, "", None, wx.Point(0, SFC_ACTION_MIN_SIZE[1] / 2), WEST, onlyone=True)
 self.SetActions(actions)
 self.Value = None
 self.PreviousValue = None
 def Flush(self):
 if self.Input is not None:
 self.Input.Flush()
 self.Input = None
 def SpreadCurrent(self):
 if self.Parent.Debug:
 self.PreviousValue = self.Value
 self.Value = self.Input.ReceivingCurrent()
 if self.Value != self.PreviousValue and self.Visible:
 self.Parent.ElementNeedRefresh(self)
 # Make a clone of this SFC_ActionBlock
-def Clone(self, parent, id = None, pos = None):
+def Clone(self, parent, id=None, pos=None):
 actions = [action.copy() for action in self.Actions]
 action_block = SFC_ActionBlock(parent, actions, id)
 action_block.SetSize(self.Size[0], self.Size[1])
 if pos is not None:
 action_block.SetPosition(pos.x, pos.y)
 else:
 action_block.SetPosition(self.Pos.x, self.Pos.y)
 action_block.Input = self.Input.Clone(action_block)
 return action_block
 def GetConnectorTranslation(self, element):
-return {self.Input : element.Input}
+return {self.Input: element.Input}
 # Returns the RedrawRect
-def GetRedrawRect(self, movex = 0, movey = 0):
+def GetRedrawRect(self, movex=0, movey=0):
 rect = Graphic_Element.GetRedrawRect(self, movex, movey)
 if self.Input:
 rect = rect.Union(self.Input.GetRedrawRect(movex, movey))
 if movex != 0 or movey != 0:
 if self.Input.IsConnected():
 rect = rect.Union(self.Input.GetConnectedRedrawRect(movex, movey))
 return rect
 # Returns the number of action lines
 def GetLineNumber(self):
 return len(self.Actions)
 def GetLineSize(self):
 if len(self.Actions) > 0:
 return self.Size[1] / len(self.Actions)
 else:
 return SFC_ACTION_MIN_SIZE[1]
 # Forbids to resize the action block
 def Resize(self, x, y, width, height):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 if x == 0:
 self.SetSize(width, self.Size[1])
 else:
 Graphic_Element.Resize(self, x, y, width, height)
 # Delete this action block by calling the appropriate method
 def Delete(self):
 self.Parent.DeleteActionBlock(self)
 # Unconnect input and output
 def Clean(self):
-self.Input.UnConnect(delete = self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
+self.Input.UnConnect(delete=self.Parent.GetDrawingMode() == FREEDRAWING_MODE)
 # Refresh the action block 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 position of wires connected to action block
-def RefreshConnected(self, exclude = []):
+def RefreshConnected(self, exclude=[]):
 self.Input.MoveConnected(exclude)
 # Returns input action block connector
-def GetConnector(self, position = None, name = None):
+def GetConnector(self, position=None, name=None):
 return self.Input
 # Returns all the action block connectors
 def GetConnectors(self):
 return {"inputs": [self.Input], "outputs": []}
 # Test if point given is on action block input connector
-def TestConnector(self, pt, direction = None, exclude = True):
+def TestConnector(self, pt, direction=None, exclude=True):
 # Test input connector
 if self.Input.TestPoint(pt, direction, exclude):
 return self.Input
 return None
 # Refresh the element connectors position
 def RefreshConnectors(self):
 scaling = self.Parent.GetScaling()
 vertical_pos = SFC_ACTION_MIN_SIZE[1] / 2
 if scaling is not None:
 vertical_pos = round(float(self.Pos.y + vertical_pos) / float(scaling[1])) * scaling[1] - self.Pos.y
 self.Input.SetPosition(wx.Point(0, vertical_pos))
 self.RefreshConnected()
 # Changes the action block actions
 def SetActions(self, actions):
 self.Actions = actions
 self.ColSize = [0, 0, 0]
 min_height = 0
 self.ColSize[2] = max(self.ColSize[2], width + 10)
 min_height += row_height + 5
 if self.Parent.GetDrawingMode() == FREEDRAWING_MODE:
 self.Size = wx.Size(self.ColSize[0] + self.ColSize[1] + self.ColSize[2], max(min_height, SFC_ACTION_MIN_SIZE[1], self.Size[1]))
 self.MinSize = max(self.ColSize[0] + self.ColSize[1] + self.ColSize[2],
 SFC_ACTION_MIN_SIZE[0]), max(SFC_ACTION_MIN_SIZE[1], min_height)
 self.RefreshBoundingBox()
 else:
 self.Size = wx.Size(max(self.ColSize[0] + self.ColSize[1] + self.ColSize[2],
-SFC_ACTION_MIN_SIZE[0]), len(self.Actions) * SFC_ACTION_MIN_SIZE[1])
+SFC_ACTION_MIN_SIZE[0]),
+len(self.Actions) * SFC_ACTION_MIN_SIZE[1])
 self.MinSize = max(self.ColSize[0] + self.ColSize[1] + self.ColSize[2],
 SFC_ACTION_MIN_SIZE[0]), len(self.Actions) * SFC_ACTION_MIN_SIZE[1]
 self.RefreshBoundingBox()
 if self.Input is not None:
 wires = self.Input.GetWires()
 if len(wires) == 1:
 input_block = wires[0][0].GetOtherConnected(self.Input).GetParentBlock()
 input_block.RefreshOutputPosition()
 input_block.RefreshOutputModel(True)
 # Returns the action block actions
 def GetActions(self):
 return self.Actions
 # Returns the action block minimum size
 def GetMinSize(self):
 return self.MinSize
 # Method called when a LeftDClick event have been generated
 def OnLeftDClick(self, event, dc, scaling):
 # Edit the action block properties
 self.Parent.EditActionBlockContent(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 action block state according to move defined and handle selected
 def ProcessDragging(self, movex, movey, event, scaling):
 if self.Parent.GetDrawingMode() != FREEDRAWING_MODE:
 handle_type, handle = self.Handle
 if handle_type == HANDLE_MOVE:
 else:
 return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling)
 else:
 return Graphic_Element.ProcessDragging(self, movex, movey, event, scaling)
 # Refreshes the action block model
 def RefreshModel(self, move=True):
 self.Parent.RefreshActionBlockModel(self)
 # Adds an highlight to the variable
 def AddHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "action" and infos[1] < len(self.Actions):
 action_highlights = self.Highlights.setdefault(infos[1], {})
 attribute_highlights = action_highlights.setdefault(infos[2], [])
 AddHighlight(attribute_highlights, (start, end, highlight_type))
 # Removes an highlight from the block
 def RemoveHighlight(self, infos, start, end, highlight_type):
 if infos[0] == "action" and infos[1] < len(self.Actions):
 action_highlights = self.Highlights.get(infos[1], {})
 attribute_highlights = action_highlights.setdefault(infos[2], [])
 if RemoveHighlight(attribute_highlights, (start, end, highlight_type)) and len(attribute_highlights) == 0:
 action_highlights.pop(infos[2])
 if len(action_highlights) == 0:
 self.Highlights.pop(infos[1])
 # Removes all the highlights of one particular type from the block
 def ClearHighlight(self, highlight_type=None):
 if highlight_type is None:
 self.Highlights = {}
 else:
 attribute_highlights = ClearHighlights(attribute_highlights, highlight_type)
 if len(attribute_highlights) == 0:
 action_highlights.pop(name)
 if len(action_highlights) == 0:
 self.Highlights.pop(number)
 # Draws divergence
 def Draw(self, dc):
 Graphic_Element.Draw(self, dc)
 if self.Value:
 dc.SetPen(MiterPen(wx.GREEN))
 dc.SetPen(MiterPen(wx.BLACK))
 dc.SetBrush(wx.WHITE_BRUSH)
 colsize = [self.ColSize[0], self.Size[0] - self.ColSize[0] - self.ColSize[2], self.ColSize[2]]
 # Draw plain rectangle for representing the action block
 dc.DrawRectangle(self.Pos.x, self.Pos.y, self.Size[0] + 1, self.Size[1] + 1)
 dc.DrawLine(self.Pos.x + colsize[0], self.Pos.y,
 self.Pos.x + colsize[0], self.Pos.y + self.Size[1])
 dc.DrawLine(self.Pos.x + colsize[0] + colsize[1], self.Pos.y,
 self.Pos.x + colsize[0] + colsize[1], self.Pos.y + self.Size[1])
 line_size = self.GetLineSize()
 for i, action in enumerate(self.Actions):
 if i != 0:
 dc.DrawLine(self.Pos.x, self.Pos.y + i * line_size,
 self.Pos.x + self.Size[0], self.Pos.y + i * line_size)
 qualifier_size = dc.GetTextExtent(action.qualifier)
 if action.duration != "":
 qualifier_pos = (self.Pos.x + (colsize[0] - qualifier_size[0]) / 2,
 self.Pos.y + i * line_size + line_size / 2 - qualifier_size[1])
 duration_size = dc.GetTextExtent(action.duration)
 if action.indicator != "":
 indicator_size = dc.GetTextExtent(action.indicator)
 indicator_pos = (self.Pos.x + colsize[0] + colsize[1] + (colsize[2] - indicator_size[0]) / 2,
 self.Pos.y + i * line_size + (line_size - indicator_size[1]) / 2)
 dc.DrawText(action.indicator, indicator_pos[0], indicator_pos[1])
 if not getattr(dc, "printing", False):
 action_highlights = self.Highlights.get(i, {})
 for name, attribute_highlights in action_highlights.iteritems():
 if name == "qualifier":
 DrawHighlightedText(dc, action.qualifier, attribute_highlights, qualifier_pos[0], qualifier_pos[1])
 DrawHighlightedText(dc, action.duration, attribute_highlights, duration_pos[0], duration_pos[1])
 elif name in ["reference", "inline"]:
 DrawHighlightedText(dc, action.value, attribute_highlights, content_pos[0], content_pos[1])
 elif name == "indicator":
 DrawHighlightedText(dc, action.indicator, attribute_highlights, indicator_pos[0], indicator_pos[1])
 # Draw input connector
 self.Input.Draw(dc)

changeset 1784	64beb9e9c749
parent 1782	5b6ad7a7fd9d
child 1846	14b40afccd69