Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/MeasureTrackers.cpp @ 1598:8563ea5d8ae4

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relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 26 Oct 2020 20:49:28 +0100
parents 85e117739eca
children 874e178f34e9
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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 Lesser 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 * Lesser 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 Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22 #include "MeasureTrackers.h"
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23 #include <OrthancException.h>
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24
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25 namespace OrthancStone
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26 {
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27
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28 CreateMeasureTracker::CreateMeasureTracker(boost::shared_ptr<IViewport> viewport) :
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29 commitResult_(true),
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30 viewport_(viewport),
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31 alive_(true)
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32 {
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33 }
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34
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35 void CreateMeasureTracker::Cancel()
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36 {
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37 commitResult_ = false;
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38 alive_ = false;
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39 }
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40
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41 bool CreateMeasureTracker::IsAlive() const
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42 {
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43 return alive_;
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44 }
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45
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46 CreateMeasureTracker::~CreateMeasureTracker()
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47 {
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48 // if the tracker completes successfully, we add the command
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49 // to the undo stack
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50 // otherwise, we simply undo it
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51
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52 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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53
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54 if (commitResult_)
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55 lock->GetController().PushCommand(command_);
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56 else
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57 command_->Undo();
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58
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59 lock->Invalidate();
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60 }
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61
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62 EditMeasureTracker::EditMeasureTracker(boost::shared_ptr<IViewport> viewport,
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63 const PointerEvent& e) :
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64 commitResult_(true),
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65 viewport_(viewport),
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66 alive_(true)
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67 {
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68 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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70 originalClickPosition_ = e.GetMainPosition().Apply(
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71 lock->GetController().GetScene().GetCanvasToSceneTransform());
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72 }
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73
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74 void EditMeasureTracker::Cancel()
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75 {
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76 commitResult_ = false;
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77 alive_ = false;
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78 }
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79
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80 bool EditMeasureTracker::IsAlive() const
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81 {
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82 return alive_;
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83 }
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84
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85 EditMeasureTracker::~EditMeasureTracker()
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86 {
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87 // if the tracker completes successfully, we add the command
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88 // to the undo stack
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89 // otherwise, we simply undo it
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91 std::unique_ptr<IViewport::ILock> lock(viewport_->Lock());
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92
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93 if (commitResult_)
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94 lock->GetController().PushCommand(command_);
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95 else
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96 command_->Undo();
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98 lock->Invalidate();
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99 }
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100 }
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