Mercurial > hg > orthanc-stone

annotate Samples/Common/MeasureTools.cpp @ 634:6a144a45b2d8

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Converted C++11 code to C++03
author Benjamin Golinvaux <bgo@osimis.io>
date Thu, 09 May 2019 14:54:12 +0200
parents 500c3f70b6c2
children f939f449482c
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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 <Core/Logging.h>
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22 #include "MeasureTools.h"
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23
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24 namespace OrthancStone
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25 {
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26 void MeasureTool::Enable()
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27 {
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28 enabled_ = true;
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29 RefreshScene();
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30 }
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31
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32 void MeasureTool::Disable()
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33 {
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34 enabled_ = false;
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35 RefreshScene();
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36 }
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37
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38 LineMeasureTool::~LineMeasureTool()
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39 {
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40 // this measuring tool is a RABI for the corresponding visual layers
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41 // stored in the 2D scene
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42 Disable();
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43 RemoveFromScene();
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44 }
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45
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46 void LineMeasureTool::RemoveFromScene()
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47 {
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48 if (layersCreated)
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49 {
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50 assert(GetScene().HasLayer(polylineZIndex_));
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51 assert(GetScene().HasLayer(textZIndex_));
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52 GetScene().DeleteLayer(polylineZIndex_);
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53 GetScene().DeleteLayer(textZIndex_);
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54 }
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55 }
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56
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57
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58 void LineMeasureTool::SetStart(ScenePoint2D start)
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59 {
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60 start_ = start;
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61 RefreshScene();
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62 }
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63
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64 void LineMeasureTool::SetEnd(ScenePoint2D end)
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65 {
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66 end_ = end;
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67 RefreshScene();
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68 }
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69
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70 void LineMeasureTool::Set(ScenePoint2D start, ScenePoint2D end)
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71 {
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72 start_ = start;
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73 end_ = end;
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74 RefreshScene();
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75 }
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76
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77 PolylineSceneLayer* LineMeasureTool::GetPolylineLayer()
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78 {
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79 assert(GetScene().HasLayer(polylineZIndex_));
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80 ISceneLayer* layer = &(GetScene().GetLayer(polylineZIndex_));
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81 PolylineSceneLayer* concreteLayer = dynamic_cast<PolylineSceneLayer*>(layer);
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82 assert(concreteLayer != NULL);
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83 return concreteLayer;
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84 }
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85
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86 TextSceneLayer* LineMeasureTool::GetTextLayer()
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87 {
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88 assert(GetScene().HasLayer(textZIndex_));
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89 ISceneLayer* layer = &(GetScene().GetLayer(textZIndex_));
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90 TextSceneLayer* concreteLayer = dynamic_cast<TextSceneLayer*>(layer);
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91 assert(concreteLayer != NULL);
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92 return concreteLayer;
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93 }
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94
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95 void LineMeasureTool::RefreshScene()
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96 {
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97 if (IsEnabled())
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98 {
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99 if (!layersCreated)
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100 {
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101 // Create the layers if need be
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102
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103 assert(textZIndex_ == -1);
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104 {
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105 polylineZIndex_ = GetScene().GetMaxDepth() + 100;
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106 LOG(INFO) << "set polylineZIndex_ to: " << polylineZIndex_;
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107 std::auto_ptr<PolylineSceneLayer> layer(new PolylineSceneLayer());
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108 GetScene().SetLayer(polylineZIndex_, layer.release());
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109 }
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110 {
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111 textZIndex_ = GetScene().GetMaxDepth() + 100;
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112 LOG(INFO) << "set textZIndex_ to: " << textZIndex_;
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113 std::auto_ptr<TextSceneLayer> layer(new TextSceneLayer());
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114 GetScene().SetLayer(textZIndex_, layer.release());
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115 }
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116 layersCreated = true;
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117 }
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118 else
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119 {
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120 assert(GetScene().HasLayer(polylineZIndex_));
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121 assert(GetScene().HasLayer(textZIndex_));
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122 }
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123 {
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124 // Fill the polyline layer with the measurement line
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125
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126 PolylineSceneLayer* polylineLayer = GetPolylineLayer();
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127 polylineLayer->ClearAllChains();
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128 polylineLayer->SetColor(0, 223, 21);
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129
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130 {
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131 PolylineSceneLayer::Chain chain;
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132 chain.push_back(start_);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
133 chain.push_back(end_);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
134 polylineLayer->AddChain(chain, false);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
135 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
136
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
137 // handles
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
138 {
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
139 ScenePoint2D startC = start_.Apply(GetScene().GetSceneToCanvasTransform());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
140 double squareSize = 10.0; //TODO: take DPI into account
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
141 double startHandleLX = startC.GetX() - squareSize/2;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
142 double startHandleTY = startC.GetY() - squareSize / 2;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
143 double startHandleRX = startC.GetX() + squareSize / 2;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
144 double startHandleBY = startC.GetY() + squareSize / 2;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
145 ScenePoint2D startLTC(startHandleLX, startHandleTY);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
146 ScenePoint2D startRTC(startHandleRX, startHandleTY);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
147 ScenePoint2D startRBC(startHandleRX, startHandleBY);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
148 ScenePoint2D startLBC(startHandleLX, startHandleBY);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
149
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
150 ScenePoint2D startLT = startLTC.Apply(GetScene().GetCanvasToSceneTransform());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
151 ScenePoint2D startRT = startRTC.Apply(GetScene().GetCanvasToSceneTransform());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
152 ScenePoint2D startRB = startRBC.Apply(GetScene().GetCanvasToSceneTransform());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
153 ScenePoint2D startLB = startLBC.Apply(GetScene().GetCanvasToSceneTransform());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
154
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
155 PolylineSceneLayer::Chain chain;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
156 chain.push_back(startLT);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
157 chain.push_back(startRT);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
158 chain.push_back(startRB);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
159 chain.push_back(startLB);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
160 polylineLayer->AddChain(chain, true);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
161 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
162
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
163
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
164
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
165 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
166 {
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
167 // Set the text layer proporeties
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
168
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
169 TextSceneLayer* textLayer = GetTextLayer();
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
170 double deltaX = end_.GetX() - start_.GetX();
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
171 double deltaY = end_.GetY() - start_.GetY();
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
172 double squareDist = deltaX * deltaX + deltaY * deltaY;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
173 double dist = sqrt(squareDist);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
174 char buf[64];
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
175 sprintf(buf, "%0.02f units", dist);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
176 textLayer->SetText(buf);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
177 textLayer->SetColor(0, 223, 21);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
178
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
179 // TODO: for now we simply position the text overlay at the middle
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
180 // of the measuring segment
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
181 double midX = 0.5*(end_.GetX() + start_.GetX());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
182 double midY = 0.5*(end_.GetY() + start_.GetY());
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
183 textLayer->SetPosition(midX, midY);
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
184 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
185 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
186 else
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
187 {
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
188 if (layersCreated)
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
189 {
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
190 RemoveFromScene();
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
191 layersCreated = false;
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
192 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
193 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
194 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
195 }
6a144a45b2d8 Converted C++11 code to C++03
Benjamin Golinvaux <bgo@osimis.io>
parents: 632
diff changeset
196