Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/MeasureTrackers.cpp @ 1571:85e117739eca

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cppcheck
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 21 Sep 2020 17:46:39 +0200
parents 244ad1e4e76a
children 8563ea5d8ae4
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1 /**
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2 * Stone of Orthanc
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU Affero General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21 #include "MeasureTrackers.h"
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22 #include <OrthancException.h>
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23
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24 namespace OrthancStone
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25 {
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26
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27 CreateMeasureTracker::CreateMeasureTracker(boost::shared_ptr<IViewport> viewport) :
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28 commitResult_(true),
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29 viewport_(viewport),
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30 alive_(true)
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31 {
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32 }
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33
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34 void CreateMeasureTracker::Cancel()
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35 {
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36 commitResult_ = false;
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37 alive_ = false;
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38 }
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39
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40 bool CreateMeasureTracker::IsAlive() const
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41 {
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42 return alive_;
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43 }
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44
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45 CreateMeasureTracker::~CreateMeasureTracker()
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46 {
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47 // if the tracker completes successfully, we add the command
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48 // to the undo stack
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49 // otherwise, we simply undo it
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51 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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52
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53 if (commitResult_)
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54 lock->GetController().PushCommand(command_);
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55 else
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56 command_->Undo();
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57
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58 lock->Invalidate();
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59 }
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60
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61 EditMeasureTracker::EditMeasureTracker(boost::shared_ptr<IViewport> viewport,
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62 const PointerEvent& e) :
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63 commitResult_(true),
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64 viewport_(viewport),
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65 alive_(true)
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66 {
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67 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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69 originalClickPosition_ = e.GetMainPosition().Apply(
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70 lock->GetController().GetScene().GetCanvasToSceneTransform());
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71 }
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72
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73 void EditMeasureTracker::Cancel()
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74 {
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75 commitResult_ = false;
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76 alive_ = false;
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77 }
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79 bool EditMeasureTracker::IsAlive() const
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80 {
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81 return alive_;
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82 }
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83
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84 EditMeasureTracker::~EditMeasureTracker()
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85 {
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86 // if the tracker completes successfully, we add the command
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87 // to the undo stack
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88 // otherwise, we simply undo it
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90 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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92 if (commitResult_)
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93 lock->GetController().PushCommand(command_);
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94 else
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95 command_->Undo();
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97 lock->Invalidate();
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98 }
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99 }
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