First round of matching

reference.py

@@ -36,7 +36,7 @@ class ReferenceManager:
                 value = 0
                 if 'beta' in key:
                     value = 30
-            self.twisswidget[key].setText(str(value))
+            self.twisswidget[key].setText('%7.3f' % value)
 
     def getReferencePoint(self):
         self.updateReferenceWidgets()  # enforce that the data is consistent
@@ -51,13 +51,18 @@ class ReferenceManager:
         key = str(self.parent.UITrackReference.currentText())
         if key == 'User Defined':
             return
-        twiss = self.reference['Reference'][key]['twiss']
-        name = self.reference['Reference'][key]['location']
+        elif key == 'Start':
+            twiss = {key[0:-1]:self.parent.model.startTwiss[key] for key in self.parent.model.startTwiss.keys()} # strip of the zero
+            name = 'Start'
+        else:
+            twiss = self.reference['Reference'][key]['twiss']
+            name = self.reference['Reference'][key]['location']
         self.updateReferenceLocation(name)
         self.updateReferencePoint(twiss)
 
     def updateReferenceComboBox(self):
         self.parent.UITrackReference.clear()
+        self.parent.UITrackReference.addItem('Start')
         for ref in self.reference['Reference'].keys():
             self.parent.UITrackReference.addItem(ref)
         self.parent.UITrackReference.addItem('User Defined')