Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2DViewport/MeasureTool.cpp @ 1985:bb307007f8e2
improved interaction with rectangle probes
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 31 Oct 2022 15:01:09 +0100 |
parents | 7053b8a0aaec |
children | 07964689cb0b |
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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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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8 * This program is free software: you can redistribute it and/or |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
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21 **/ |
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22 |
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23 #include "MeasureTool.h" |
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24 |
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25 #include <Logging.h> |
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26 #include <Enumerations.h> |
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27 #include <OrthancException.h> |
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28 |
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29 #include <boost/shared_ptr.hpp> |
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30 #include <boost/math/constants/constants.hpp> |
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31 |
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32 #include "../Viewport/IViewport.h" |
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33 |
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34 namespace OrthancStone |
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35 { |
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36 void MeasureTool::Enable() |
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37 { |
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38 enabled_ = true; |
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39 RefreshScene(); |
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40 } |
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41 |
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42 void MeasureTool::Disable() |
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43 { |
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44 enabled_ = false; |
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45 RefreshScene(); |
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46 } |
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47 |
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48 bool MeasureTool::IsEnabled() const |
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49 { |
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50 return enabled_; |
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51 } |
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52 |
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53 IViewport::ILock* MeasureTool::GetViewportLock() |
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54 { |
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55 boost::shared_ptr<IViewport> viewport = viewport_.lock(); |
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56 if (viewport) |
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57 return viewport->Lock(); |
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58 else |
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59 return NULL; |
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60 } |
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61 |
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62 IViewport::ILock* MeasureTool::GetViewportLock() const |
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63 { |
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64 boost::shared_ptr<IViewport> viewport = viewport_.lock(); |
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65 if (viewport) |
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66 return viewport->Lock(); |
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67 else |
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68 return NULL; |
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69 } |
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70 |
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71 MeasureTool::MeasureTool(boost::weak_ptr<IViewport> viewport) : |
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72 enabled_(true), |
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73 viewport_(viewport) |
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74 { |
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75 } |
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76 |
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77 void MeasureTool::PostConstructor() |
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78 { |
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79 std::unique_ptr<IViewport::ILock> lock(GetViewportLock()); |
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80 |
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81 if (lock.get() != NULL) |
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82 { |
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83 Register<ViewportController::SceneTransformChanged>( |
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84 lock->GetController(), |
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85 &MeasureTool::OnSceneTransformChanged); |
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86 } |
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87 } |
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88 |
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89 bool MeasureTool::IsSceneAlive() const |
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90 { |
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91 // since the lifetimes of the viewport, viewportcontroller (and the |
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92 // measuring tools inside it) are linked, the scene is alive as |
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93 // long as the viewport is alive (which is technically not the case |
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94 // during its dtor) |
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95 std::unique_ptr<IViewport::ILock> lock(GetViewportLock()); |
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96 return (lock != NULL); |
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97 } |
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98 |
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99 void MeasureTool::OnSceneTransformChanged( |
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100 const ViewportController::SceneTransformChanged& message) |
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101 { |
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102 RefreshScene(); |
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103 } |
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104 } |