Mercurial > hg > orthanc-stone
annotate Samples/Common/CreateAngleMeasureTracker.cpp @ 645:1e9ed656318e
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author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 13 May 2019 15:12:56 +0200 |
parents | f939f449482c |
children | 462a5074f914 |
rev | line source |
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644 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
645
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21 #include "CreateAngleMeasureTracker.h" |
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22 #include <Core/OrthancException.h> |
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23 |
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24 using namespace Orthanc; |
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25 |
644 | 26 namespace OrthancStone |
27 { | |
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28 CreateAngleMeasureTracker::CreateAngleMeasureTracker( |
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29 Scene2D& scene, |
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30 std::vector<TrackerCommandPtr>& undoStack, |
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31 std::vector<MeasureToolPtr>& measureTools, |
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32 const PointerEvent& e) |
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33 : CreateMeasureTracker(scene, undoStack, measureTools) |
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34 , state_(CreatingSide1) |
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35 { |
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36 command_.reset( |
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37 new CreateAngleMeasureCommand( |
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38 scene, |
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39 measureTools, |
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40 e.GetMainPosition().Apply(scene.GetCanvasToSceneTransform()))); |
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41 } |
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42 |
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43 CreateAngleMeasureTracker::~CreateAngleMeasureTracker() |
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44 { |
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45 } |
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46 |
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47 void CreateAngleMeasureTracker::PointerMove(const PointerEvent& event) |
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48 { |
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49 if (!active_) |
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50 { |
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51 throw OrthancException(ErrorCode_InternalError, |
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52 "Internal error: wrong state in CreateAngleMeasureTracker::" |
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53 "PointerMove: active_ == false"); |
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54 } |
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55 |
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56 ScenePoint2D scenePos = event.GetMainPosition().Apply( |
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57 scene_.GetCanvasToSceneTransform()); |
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58 |
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59 switch (state_) |
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60 { |
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61 case CreatingSide1: |
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62 GetCommand()->SetCenter(scenePos); |
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63 break; |
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64 case CreatingSide2: |
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65 GetCommand()->SetSide2End(scenePos); |
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66 break; |
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67 default: |
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68 throw OrthancException(ErrorCode_InternalError, |
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69 "Wrong state in CreateAngleMeasureTracker::" |
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70 "PointerMove: state_ invalid"); |
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71 } |
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72 //LOG(TRACE) << "scenePos.GetX() = " << scenePos.GetX() << " " << |
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73 // "scenePos.GetY() = " << scenePos.GetY(); |
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74 } |
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75 |
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76 void CreateAngleMeasureTracker::PointerUp(const PointerEvent& e) |
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77 { |
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78 // TODO: the current app does not prevent multiple PointerDown AND |
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79 // PointerUp to be sent to the tracker. |
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80 // Unless we augment the PointerEvent structure with the button index, |
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81 // we cannot really tell if this pointer up event matches the initial |
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82 // pointer down event. Let's make it simple for now. |
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83 |
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84 switch (state_) |
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85 { |
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86 case CreatingSide1: |
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87 state_ = CreatingSide2; |
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88 break; |
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89 case CreatingSide2: |
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90 throw OrthancException(ErrorCode_InternalError, |
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91 "Wrong state in CreateAngleMeasureTracker::" |
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92 "PointerUp: state_ == CreatingSide2 ; this should not happen"); |
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93 break; |
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94 default: |
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95 throw OrthancException(ErrorCode_InternalError, |
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96 "Wrong state in CreateAngleMeasureTracker::" |
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97 "PointerMove: state_ invalid"); |
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98 } |
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99 } |
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100 |
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101 void CreateAngleMeasureTracker::PointerDown(const PointerEvent& e) |
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102 { |
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103 switch (state_) |
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104 { |
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105 case CreatingSide1: |
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106 throw OrthancException(ErrorCode_InternalError, |
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107 "Wrong state in CreateAngleMeasureTracker::" |
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108 "PointerDown: state_ == CreatingSide1 ; this should not happen"); |
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109 break; |
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110 case CreatingSide2: |
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111 // we are done |
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112 active_ = false; |
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113 break; |
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114 default: |
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115 throw OrthancException(ErrorCode_InternalError, |
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116 "Wrong state in CreateAngleMeasureTracker::" |
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117 "PointerMove: state_ invalid"); |
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118 } |
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119 } |
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120 |
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121 CreateAngleMeasureCommandPtr CreateAngleMeasureTracker::GetCommand() |
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122 { |
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123 return boost::dynamic_pointer_cast<CreateAngleMeasureCommand>(command_); |
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124 } |
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125 |
644 | 126 } |