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0001 // ct_lvtqtc_undo_cover.cpp                                       -*-C++-*-
0002 
0003 /*
0004 // Copyright 2023 Codethink Ltd <codethink@codethink.co.uk>
0005 // SPDX-License-Identifier: Apache-2.0
0006 //
0007 // Licensed under the Apache License, Version 2.0 (the "License");
0008 // you may not use this file except in compliance with the License.
0009 // You may obtain a copy of the License at
0010 //
0011 //     http://www.apache.org/licenses/LICENSE-2.0
0012 //
0013 // Unless required by applicable law or agreed to in writing, software
0014 // distributed under the License is distributed on an "AS IS" BASIS,
0015 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0016 // See the License for the specific language governing permissions and
0017 // limitations under the License.
0018 */
0019 
0020 #include <ct_lvtqtc_graphicsscene.h>
0021 #include <ct_lvtqtc_graphicsview.h>
0022 #include <ct_lvtqtc_lakosentity.h>
0023 #include <ct_lvtqtc_undo_cover.h>
0024 
0025 #include <QPointF>
0026 
0027 using namespace Codethink::lvtqtc;
0028 
0029 struct UndoCover::Private {
0030     GraphicsScene *scene;
0031     std::string nodeId;
0032 };
0033 
0034 UndoCover::UndoCover(GraphicsScene *scene, const std::string& nodeId):
0035     d(std::make_unique<UndoCover::Private>(Private{scene, nodeId}))
0036 {
0037     setText(QObject::tr("Toggle Cover on %1").arg(QString::fromStdString(nodeId)));
0038 }
0039 
0040 UndoCover::~UndoCover() = default;
0041 
0042 namespace {
0043 
0044 void toggleEntity(QGraphicsItem *item)
0045 {
0046     auto *thisEntity = qgraphicsitem_cast<LakosEntity *>(item);
0047     if (thisEntity) {
0048         thisEntity->toggleCover(LakosEntity::ToggleContentBehavior::Single, QtcUtil::CreateUndoAction::e_No);
0049     }
0050 }
0051 
0052 } // namespace
0053 
0054 void UndoCover::undo()
0055 {
0056     toggleEntity(d->scene->entityById(d->nodeId));
0057 }
0058 
0059 void UndoCover::redo()
0060 {
0061     toggleEntity(d->scene->entityById(d->nodeId));
0062 }