geometry: Fix delete and paste command.

src/View/Geometry/ReachUndoCommand.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 
+from copy import deepcopy
 from tools import trace, timer
 
 from PyQt5.QtWidgets import (
@@ -64,9 +65,7 @@ class DelCommand(QUndoCommand):
             self._reach.insert_profile(row, pro)
 
     def redo(self):
-        row = self._rows[0]
-        for _ in self._rows:
-            self._reach.delete(row)
+        self._reach.delete(self._rows)
 
 class SortCommand(QUndoCommand):
     def __init__(self, reach, _reverse):
@@ -120,11 +119,15 @@ class PasteCommand(QUndoCommand):
 
         self._reach = reach
         self._row = row
-        self._profiles = profiles
+        self._profiles = list(
+            map(
+                lambda p: deepcopy(p),
+                profiles
+            )
+        )
 
     def undo(self):
-        for ind in range(len(self._profiles)):
-            self._reach.delete(self._row)
+        self._reach.delete_profiles(self._profiles)
 
     def redo(self):
         self._profiles.reverse()