Pamhyr2/src/View/SedimentLayers/Reach/UndoCommand.py

53 lines
1.3 KiB
Python

# -*- coding: utf-8 -*-
import logging
from copy import deepcopy
from tools import trace, timer
from PyQt5.QtWidgets import (
QMessageBox, QUndoCommand, QUndoStack,
)
from Model.Geometry.Reach import Reach
from Model.Geometry.Profile import Profile
from Model.SedimentLayer.SedimentLayer import SedimentLayer
from Model.SedimentLayer.SedimentLayerList import SedimentLayerList
logger = logging.getLogger()
class SetSLCommand(QUndoCommand):
def __init__(self, reach, index, new_value):
QUndoCommand.__init__(self)
self._reach = reach
self._index = index
self._old = self._reach.profile(self._index).sl
self._new = new_value
def undo(self):
self._reach.profile(self._index).sl = self._old
def redo(self):
self._reach.profile(self._index).sl = self._new
class ApplySLCommand(QUndoCommand):
def __init__(self, reach, new_value):
QUndoCommand.__init__(self)
self._reach = reach
self._old = []
for profile in self._reach.profiles:
self._old.append(profile.sl)
self._new = new_value
def undo(self):
for i, profile in enumerate(self._reach.profiles):
profile.sl = self._old[i]
def redo(self):
for profile in self._reach.profiles:
profile.sl = self._new