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annotate OrthancStone/Sources/Viewport/DefaultViewportInteractor.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 fdc6a8089eb9
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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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22
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23 #include "DefaultViewportInteractor.h"
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24
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25 #include "../Scene2D/GrayscaleWindowingSceneTracker.h"
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26 #include "../Scene2D/PanSceneTracker.h"
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27 #include "../Scene2D/RotateSceneTracker.h"
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28 #include "../Scene2D/ZoomSceneTracker.h"
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29
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30 #include <OrthancException.h>
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31
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32 namespace OrthancStone
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33 {
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34 IFlexiblePointerTracker* DefaultViewportInteractor::CreateTrackerInternal(
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35 boost::weak_ptr<IViewport> viewport,
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36 MouseAction action,
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37 const PointerEvent& event,
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38 unsigned int viewportWidth,
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39 unsigned int viewportHeight)
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40 {
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41 switch (action)
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42 {
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43 case MouseAction_None:
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44 return NULL;
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45
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46 case MouseAction_Rotate:
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47 return new RotateSceneTracker(viewport, event);
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48
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49 case MouseAction_GrayscaleWindowing:
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50 return new GrayscaleWindowingSceneTracker(
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51 viewport, windowingLayer_, event, viewportWidth, viewportHeight);
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52
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53 case MouseAction_Pan:
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54 return new PanSceneTracker(viewport, event);
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55
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56 case MouseAction_Zoom:
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57 return new ZoomSceneTracker(viewport, event, viewportHeight);
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58
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59 default:
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60 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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61 }
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62 }
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63
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64
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65 IFlexiblePointerTracker* DefaultViewportInteractor::CreateTracker(
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66 boost::weak_ptr<IViewport> viewport,
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67 const PointerEvent& event,
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68 unsigned int viewportWidth,
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69 unsigned int viewportHeight)
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70 {
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71 MouseAction action;
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72
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73 switch (event.GetMouseButton())
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74 {
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75 case MouseButton_Left:
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76 action = leftButtonAction_;
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77 break;
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78
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79 case MouseButton_Middle:
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80 action = middleButtonAction_;
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81 break;
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82
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83 case MouseButton_Right:
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84 action = rightButtonAction_;
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85 break;
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86
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87 default:
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88 return NULL;
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89 }
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90
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91 return CreateTrackerInternal(viewport, action, event, viewportWidth, viewportHeight);
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92 }
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93
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94
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95 void DefaultViewportInteractor::HandleMouseHover(IViewport& viewport,
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96 const PointerEvent& event)
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97 {
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98 // "HasMouseOver()" returns "false"
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99 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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100 }
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101 }