Draft: Fix inaccuracy in Draft Edit command

src/Mod/Draft/draftguitools/gui_trackers.py

@@ -1,4 +1,4 @@
 # ***************************************************************************
 # *   Copyright (c) 2011 Yorik van Havre <yorik@uncreated.net>              *
 # *                                                                         *
 # *   This program is free software; you can redistribute it and/or modify  *
@@ -399,7 +399,7 @@
             self.bspline = None
             c =  Part.BSplineCurve()
             # DNC: allows to close the curve by placing ends close to each other
             if len(self.points) >= 3 and ( (self.points[0] - self.points[-1]).Length < Draft.tolerance() ):
                 # YVH: Added a try to bypass some hazardous situations
                 try:
                     c.interpolate(self.points[:-1], True)
@@ -422,7 +422,7 @@
             except Exception:
                 # workaround for pivy SoInput.setBuffer() bug
                 buf = buf.replace("\n", "")
                 pts = re.findall("point \[(.*?)\]", buf)[0]
                 pts = pts.split(",")
                 pc = []
                 for p in pts:
@@ -443,7 +443,7 @@
                     self.bspline.removeChild(self.bspline.getChild(0))
                     self.sep.addChild(self.bspline)
                 else:
                     FreeCAD.Console.PrintWarning("bsplineTracker.recompute() failed to read-in Inventor string\n")
 
 
 class bezcurveTracker(Tracker):
@@ -475,10 +475,10 @@
 
         self.bezcurve = []
 
         if (len(self.points) >= 2):
             if self.degree:
                 poles = self.points[1:]
                 segpoleslst = [poles[x:x+self.degree] for x in range(0, len(poles), (self.degree or 1))]
             else:
                 segpoleslst = [self.points]
             startpoint = self.points[0]
@@ -521,7 +521,7 @@
                         bezcurveseg.removeChild(bezcurveseg.getChild(0))
                         self.sep.addChild(bezcurveseg)
                     else:
                         FreeCAD.Console.PrintWarning("bezcurveTracker.recompute() failed to read-in Inventor string\n")
                 self.bezcurve.append(bezcurveseg)
 
 
@@ -656,7 +656,7 @@
                 self.circle.removeChild(self.circle.getChild(0))
                 self.sep.addChild(self.circle)
             else:
                 FreeCAD.Console.PrintWarning("arcTracker.recompute() failed to read-in Inventor string\n")
 
 
 class ghostTracker(Tracker):
@@ -762,7 +762,7 @@
 
     def getMatrix(self):
         """Get matrix of the active view."""
         r = FreeCADGui.ActiveDocument.ActiveView.getViewer().getSoRenderManager().getViewportRegion()
         v = coin.SoGetMatrixAction(r)
         m = self.trans.getMatrix(v)
         if m:
@@ -798,6 +798,7 @@
         self.marker.markerIndex = marker
         self.coords = coin.SoCoordinate3()  # this is the coordinate
         self.coords.point.setValue((pos.x, pos.y, pos.z))
+        self.position = pos
         if inactive:
             self.selnode = coin.SoSeparator()
         else:
@@ -820,11 +821,11 @@
     def set(self, pos):
         """Set the point to the position."""
         self.coords.point.setValue((pos.x, pos.y, pos.z))
+        self.position = pos
 
     def get(self):
         """Get a vector from the point."""
-        p = self.coords.point.getValues()[0]
-        return Vector(p[0], p[1], p[2])
+        return self.position
 
     def get_doc_name(self):
         """Get the document name."""
@@ -1115,7 +1116,7 @@
             if Draft.getParam("gridBorder", True):
                 # extra border
                 border = (numlines//2 + self.mainlines/2) * self.space
                 mpts.extend([[-border, -border, z], [border, -border, z], [border, border, z], [-border, border, z], [-border, -border, z]])
                 midx.append(5)
                 # cursors
                 mpts.extend(cpts)
@@ -1123,7 +1124,7 @@
                 # texts
                 self.font.size = self.space*(self.mainlines//4) or 1
                 self.font.name = Draft.getParam("textfont","Sans")
                 txt = FreeCAD.Units.Quantity(self.space*self.mainlines,FreeCAD.Units.Length).UserString
                 self.text1.string = txt
                 self.text2.string = txt
                 self.textpos1.translation.setValue((-bound+self.space,-border+self.space,z))