Mercurial > hg > orthanc-stone

annotate Framework/Scene2DViewport/MeasureTool.cpp @ 774:66ac7a2d1e3a

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A few renames and cleanups + moved GUI constants to controller + start work on hit tests for measure tools and mouse hover.
author Benjamin Golinvaux <bgo@osimis.io>
date Fri, 24 May 2019 15:59:51 +0200
parents Framework/Scene2DViewport/MeasureTools.cpp@8e31b174ab26
children e42b491f1fb2
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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) 2017-2019 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 "MeasureTool.h"
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22
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23 #include <Core/Logging.h>
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24 #include <Core/Enumerations.h>
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25 #include <Core/OrthancException.h>
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26
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27 #include <boost/math/constants/constants.hpp>
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28
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29 namespace OrthancStone
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30 {
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31 MeasureTool::~MeasureTool()
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32 {
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33
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34 }
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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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54 ViewportControllerConstPtr MeasureTool::GetController() const
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55 {
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56 ViewportControllerConstPtr controller = controllerW_.lock();
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57 if (!controller)
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58 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
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59 "Using dead ViewportController object!");
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60 return controller;
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61 }
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62
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63 ViewportControllerPtr MeasureTool::GetController()
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64 {
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65 #if 1
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66 return boost::const_pointer_cast<ViewportController>
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67 (const_cast<const MeasureTool*>(this)->GetController());
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68 //return boost::const_<ViewportControllerPtr>
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69 // (const_cast<const MeasureTool*>(this)->GetController());
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70 #else
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71 ViewportControllerPtr controller = controllerW_.lock();
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72 if (!controller)
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73 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
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74 "Using dead ViewportController object!");
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75 return controller;
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76 #endif
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77 }
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78
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79 Scene2DPtr MeasureTool::GetScene()
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80 {
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81 return GetController()->GetScene();
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82 }
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83
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84 Scene2DConstPtr MeasureTool::GetScene() const
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85 {
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86 return GetController()->GetScene();
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87 }
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88
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89 MeasureTool::MeasureTool(MessageBroker& broker,
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90 ViewportControllerWPtr controllerW)
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91 : IObserver(broker)
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92 , controllerW_(controllerW)
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93 , enabled_(true)
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94 {
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95 GetController()->RegisterObserverCallback(
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96 new Callable<MeasureTool, ViewportController::SceneTransformChanged>
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97 (*this, &MeasureTool::OnSceneTransformChanged));
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98 }
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99
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100
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101 bool MeasureTool::IsSceneAlive() const
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102 {
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103 ViewportControllerPtr controller = controllerW_.lock();
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104 return (controller.get() != NULL);
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105 }
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106
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107 void MeasureTool::OnSceneTransformChanged(
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108 const ViewportController::SceneTransformChanged& message)
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109 {
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110 RefreshScene();
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111 }
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114 }
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115