Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/EditLineMeasureTracker.cpp @ 1870:3889ae96d2e9

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added copyright UCLouvain
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 11 Jan 2022 11:04:09 +0100
parents 9b650ab68d4c
children 7053b8a0aaec
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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) 2017-2021 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2021 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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23 #include "EditLineMeasureTracker.h"
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24 #include "EditLineMeasureCommand.h"
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25
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26 #include "../StoneException.h"
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29 namespace OrthancStone
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30 {
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31 EditLineMeasureTracker::EditLineMeasureTracker(
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32 boost::shared_ptr<MeasureTool> measureTool,
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33 boost::weak_ptr<IViewport> viewport,
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34 const PointerEvent& e)
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35 : EditMeasureTracker(viewport, e)
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36 {
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37 ScenePoint2D scenePos;
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38
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39 {
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40 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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41 Scene2D& scene = lock->GetController().GetScene();
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42 scenePos = e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform());
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43 }
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44
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45 modifiedZone_ = dynamic_cast<LineMeasureTool&>(*measureTool).LineHitTest(scenePos);
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46 command_.reset(new EditLineMeasureCommand(measureTool, viewport));
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47 }
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49 void EditLineMeasureTracker::PointerMove(const PointerEvent& e)
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50 {
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51 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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52 ViewportController& controller = lock->GetController();
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53 const Scene2D& scene = controller.GetScene();
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55 ScenePoint2D scenePos = e.GetMainPosition().Apply(
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56 scene.GetCanvasToSceneTransform());
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57
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58 ScenePoint2D delta = scenePos - GetOriginalClickPosition();
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59
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60 const LineMeasureToolMemento& memento =
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61 dynamic_cast<const LineMeasureToolMemento&>(command_->GetMementoOriginal());
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62
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63 switch (modifiedZone_)
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64 {
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65 case LineMeasureTool::LineHighlightArea_Start:
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66 {
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67 ScenePoint2D newStart = memento.start_ + delta;
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68 GetCommand()->SetStart(newStart);
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69 break;
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70 }
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72 case LineMeasureTool::LineHighlightArea_End:
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73 {
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74 ScenePoint2D newEnd = memento.end_ + delta;
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75 GetCommand()->SetEnd(newEnd);
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76 break;
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77 }
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79 case LineMeasureTool::LineHighlightArea_Segment:
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80 {
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81 ScenePoint2D newStart = memento.start_ + delta;
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82 ScenePoint2D newEnd = memento.end_ + delta;
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83 GetCommand()->SetStart(newStart);
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84 GetCommand()->SetEnd(newEnd);
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85 break;
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86 }
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88 default:
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89 LOG(WARNING) << "Warning: please retry the measuring tool editing operation!";
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90 break;
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91 }
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92 }
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93
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94 void EditLineMeasureTracker::PointerUp(const PointerEvent& e)
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95 {
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96 alive_ = false;
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97 }
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98
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99 void EditLineMeasureTracker::PointerDown(const PointerEvent& e)
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100 {
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101 LOG(WARNING) << "Additional touches (fingers, pen, mouse buttons...) "
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102 "are ignored when the edit line tracker is active";
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103 }
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104
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105 boost::shared_ptr<EditLineMeasureCommand> EditLineMeasureTracker::GetCommand()
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106 {
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107 boost::shared_ptr<EditLineMeasureCommand> ret = boost::dynamic_pointer_cast<EditLineMeasureCommand>(command_);
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108 ORTHANC_ASSERT(ret.get() != NULL, "Internal error in EditLineMeasureTracker::GetCommand()");
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109 return ret;
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110 }
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111 }