Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/AngleMeasureTool.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 fe5c7311a7fd
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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22
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23 #include "AngleMeasureTool.h"
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24 #include "MeasureToolsToolbox.h"
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25 #include "EditAngleMeasureTracker.h"
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26 #include "LayerHolder.h"
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27 #include "../StoneException.h"
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28
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29 #include <Logging.h>
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30
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31 #include <boost/math/constants/constants.hpp>
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32 #include <boost/make_shared.hpp>
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33
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34 //// <HACK>
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35 //// REMOVE THIS
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36 //#ifndef NDEBUG
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37 //extern void
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38 //TrackerSample_SetInfoDisplayMessage(std::string key, std::string value);
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39 //#endif
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40 //// </HACK>
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41
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42 namespace OrthancStone
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43 {
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44 // the params in the LayerHolder ctor specify the number of polyline and text
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45 // layers
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46 AngleMeasureTool::AngleMeasureTool(
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47 boost::weak_ptr<IViewport> viewport)
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48 : MeasureTool(viewport)
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49 #if ORTHANC_STONE_ENABLE_OUTLINED_TEXT == 1
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50 , layerHolder_(boost::shared_ptr<LayerHolder>(new LayerHolder(viewport,1,5)))
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51 #else
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52 , layerHolder_(boost::shared_ptr<LayerHolder>(new LayerHolder(viewport,1,1)))
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53 #endif
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54 , angleHighlightArea_(AngleHighlightArea_None)
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55 {
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56 }
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57
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58 boost::shared_ptr<AngleMeasureTool> AngleMeasureTool::Create(boost::weak_ptr<IViewport> viewport)
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59 {
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60 boost::shared_ptr<AngleMeasureTool> obj(new AngleMeasureTool(viewport));
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61 obj->MeasureTool::PostConstructor();
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62 obj->RefreshScene();
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63 return obj;
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64 }
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65
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66 AngleMeasureTool::~AngleMeasureTool()
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67 {
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68 // this measuring tool is a RABI for the corresponding visual layers
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69 // stored in the 2D scene
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70 Disable();
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71 RemoveFromScene();
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72 }
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73
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74 void AngleMeasureTool::RemoveFromScene()
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75 {
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76 if (layerHolder_->AreLayersCreated() && IsSceneAlive())
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77 {
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78 layerHolder_->DeleteLayers();
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79 }
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80 }
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81
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82 void AngleMeasureTool::SetSide1End(ScenePoint2D pt)
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83 {
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84 side1End_ = pt;
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85 RefreshScene();
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86 }
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87
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88 void AngleMeasureTool::SetSide2End(ScenePoint2D pt)
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89 {
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90 side2End_ = pt;
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91 RefreshScene();
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92 }
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93
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94 void AngleMeasureTool::SetAngleHighlightArea(AngleHighlightArea area)
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95 {
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96 if (angleHighlightArea_ != area)
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97 {
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98 angleHighlightArea_ = area;
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99 RefreshScene();
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100 }
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101 }
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102
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103 void AngleMeasureTool::ResetHighlightState()
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104 {
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105 SetAngleHighlightArea(AngleHighlightArea_None);
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106 }
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107
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108
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109 MeasureToolMemento* AngleMeasureTool::CreateMemento() const
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110 {
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111 std::unique_ptr<AngleMeasureToolMemento> memento(new AngleMeasureToolMemento());
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112 memento->center_ = center_;
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113 memento->side1End_ = side1End_;
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114 memento->side2End_ = side2End_;
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115 return memento.release();
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116 }
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117
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118 void AngleMeasureTool::SetMemento(const MeasureToolMemento& mementoBase)
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119 {
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120 const AngleMeasureToolMemento& memento = dynamic_cast<const AngleMeasureToolMemento&>(mementoBase);
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121 center_ = memento.center_;
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122 side1End_ = memento.side1End_;
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123 side2End_ = memento.side2End_;
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124 RefreshScene();
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125 }
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126
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127 std::string AngleMeasureTool::GetDescription()
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128 {
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129 std::stringstream ss;
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130 ss << "AngleMeasureTool. Center = " << center_ << " Side1End = "
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131 << side1End_ << " Side2End = " << side2End_;
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132 return ss.str();
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133 }
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134
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135 void AngleMeasureTool::Highlight(ScenePoint2D p)
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136 {
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137 AngleHighlightArea angleHighlightArea = AngleHitTest(p);
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138 SetAngleHighlightArea(angleHighlightArea);
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139 }
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140
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141 AngleMeasureTool::AngleHighlightArea AngleMeasureTool::AngleHitTest(ScenePoint2D p) const
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142 {
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143 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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144 const ViewportController& controller = lock->GetController();
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145 const Scene2D& scene = controller.GetScene();
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146
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147 const double pixelToScene = scene.GetCanvasToSceneTransform().ComputeZoom();
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148
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149 const double SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD =
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150 pixelToScene * HIT_TEST_MAX_DISTANCE_CANVAS_COORD *
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151 pixelToScene * HIT_TEST_MAX_DISTANCE_CANVAS_COORD;
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152
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153 {
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154 const double sqDistanceFromSide1End =
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155 ScenePoint2D::SquaredDistancePtPt(p, side1End_);
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156
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157 if (sqDistanceFromSide1End <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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158 return AngleHighlightArea_Side1End;
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159 }
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160
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161 {
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162 const double sqDistanceFromSide2End =
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163 ScenePoint2D::SquaredDistancePtPt(p, side2End_);
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164
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165 if (sqDistanceFromSide2End <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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166 return AngleHighlightArea_Side2End;
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167 }
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168
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169 {
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170 const double sqDistanceFromCenter =
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171 ScenePoint2D::SquaredDistancePtPt(p, center_);
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172 if (sqDistanceFromCenter <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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173 return AngleHighlightArea_Center;
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174 }
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175
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176 {
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177 const double sqDistanceFromSide1 =
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178 ScenePoint2D::SquaredDistancePtSegment(center_, side1End_, p);
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179
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180 if (sqDistanceFromSide1 <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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181 return AngleHighlightArea_Side1;
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182 }
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183
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184 {
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185 const double sqDistanceFromSide2 =
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186 ScenePoint2D::SquaredDistancePtSegment(center_, side2End_, p);
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187
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188 if (sqDistanceFromSide2 <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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189 return AngleHighlightArea_Side2;
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190 }
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191
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192 return AngleHighlightArea_None;
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193 }
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194
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195 bool AngleMeasureTool::HitTest(ScenePoint2D p)
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196 {
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197 return AngleHitTest(p) != AngleHighlightArea_None;
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198 }
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199
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200
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201 boost::shared_ptr<IFlexiblePointerTracker> AngleMeasureTool::CreateEditionTracker(const PointerEvent& e)
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202 {
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203 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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204 ViewportController& controller = lock->GetController();
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205 const Scene2D& scene = controller.GetScene();
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206
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207 ScenePoint2D scenePos = e.GetMainPosition().Apply(
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208 scene.GetCanvasToSceneTransform());
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209
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210 if (!HitTest(scenePos))
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211 {
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212 return boost::shared_ptr<IFlexiblePointerTracker>(); // NULL
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213 }
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214 else
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215 {
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216 /**
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217 new EditLineMeasureTracker(
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218 boost::shared_ptr<LineMeasureTool> measureTool;
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219 MessageBroker & broker,
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220 boost::weak_ptr<IViewport> viewport,
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221 const PointerEvent & e);
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222 */
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223
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224 boost::shared_ptr<EditAngleMeasureTracker> editAngleMeasureTracker(
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225 new EditAngleMeasureTracker(shared_from_this(), viewport_, e));
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226 return editAngleMeasureTracker;
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227 }
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228 }
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229
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230 void AngleMeasureTool::SetCenter(ScenePoint2D pt)
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231 {
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232 center_ = pt;
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233 RefreshScene();
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234 }
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235
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236 void AngleMeasureTool::RefreshScene()
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237 {
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238 if (IsSceneAlive())
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239 {
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240 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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241 ViewportController& controller = lock->GetController();
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242 Scene2D& scene = controller.GetScene();
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243
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244 if (IsEnabled())
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245 {
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246 layerHolder_->CreateLayersIfNeeded();
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247
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248 {
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249 // Fill the polyline layer with the measurement lines
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250 PolylineSceneLayer* polylineLayer = layerHolder_->GetPolylineLayer(0);
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251 if (polylineLayer)
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252 {
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253 polylineLayer->ClearAllChains();
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254
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255 const Color color(TOOL_ANGLE_LINES_COLOR_RED,
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256 TOOL_ANGLE_LINES_COLOR_GREEN,
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257 TOOL_ANGLE_LINES_COLOR_BLUE);
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258
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259 const Color highlightColor(TOOL_ANGLE_LINES_HL_COLOR_RED,
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260 TOOL_ANGLE_LINES_HL_COLOR_GREEN,
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261 TOOL_ANGLE_LINES_HL_COLOR_BLUE);
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262
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263 // sides
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264 {
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265 {
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266 PolylineSceneLayer::Chain chain;
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267 chain.push_back(side1End_);
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268 chain.push_back(center_);
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269
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270 if ((angleHighlightArea_ == AngleHighlightArea_Side1) ||
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271 (angleHighlightArea_ == AngleHighlightArea_Side2))
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272 {
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273 polylineLayer->AddChain(chain, false, highlightColor);
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274 }
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275 else
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276 {
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277 polylineLayer->AddChain(chain, false, color);
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278 }
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279 }
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280 {
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281 PolylineSceneLayer::Chain chain;
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282 chain.push_back(side2End_);
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283 chain.push_back(center_);
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284 if ((angleHighlightArea_ == AngleHighlightArea_Side1) ||
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285 (angleHighlightArea_ == AngleHighlightArea_Side2))
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286 {
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287 polylineLayer->AddChain(chain, false, highlightColor);
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288 }
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289 else
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290 {
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291 polylineLayer->AddChain(chain, false, color);
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292 }
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293 }
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294 }
751
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295
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296 // Create the handles
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297 {
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298 {
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299 PolylineSceneLayer::Chain chain;
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300 //TODO: take DPI into account
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301 AddSquare(chain, controller.GetScene(), side1End_,
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302 controller.GetHandleSideLengthS());
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303
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304 if (angleHighlightArea_ == AngleHighlightArea_Side1End)
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305 polylineLayer->AddChain(chain, true, highlightColor);
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306 else
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307 polylineLayer->AddChain(chain, true, color);
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308
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309 }
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310 {
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311 PolylineSceneLayer::Chain chain;
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312 //TODO: take DPI into account
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313 AddSquare(chain, controller.GetScene(), side2End_,
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diff changeset
314 controller.GetHandleSideLengthS());
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315
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316 if (angleHighlightArea_ == AngleHighlightArea_Side2End)
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317 polylineLayer->AddChain(chain, true, highlightColor);
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318 else
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319 polylineLayer->AddChain(chain, true, color);
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320 }
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321 }
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322
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323 // Create the arc
722
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324 {
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325 PolylineSceneLayer::Chain chain;
865
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diff changeset
326
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327 AddShortestArc(chain, side1End_, center_, side2End_,
1305
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328 controller.GetAngleToolArcRadiusS());
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329 if (angleHighlightArea_ == AngleHighlightArea_Center)
865
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diff changeset
330 polylineLayer->AddChain(chain, false, highlightColor);
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diff changeset
331 else
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332 polylineLayer->AddChain(chain, false, color);
722
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333 }
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diff changeset
334 }
698
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parents:
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335 }
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parents:
diff changeset
336 {
722
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337 // Set the text layer
698
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diff changeset
338
722
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diff changeset
339 double p1cAngle = atan2(
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
340 side1End_.GetY() - center_.GetY(),
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diff changeset
341 side1End_.GetX() - center_.GetX());
698
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parents:
diff changeset
342
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
343 double p2cAngle = atan2(
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344 side2End_.GetY() - center_.GetY(),
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diff changeset
345 side2End_.GetX() - center_.GetX());
698
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diff changeset
346
722
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diff changeset
347 double delta = NormalizeAngle(p2cAngle - p1cAngle);
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348 double theta = p1cAngle + delta / 2;
698
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349
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diff changeset
350 double ox = controller.GetAngleTopTextLabelDistanceS() * cos(theta);
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diff changeset
351 double oy = controller.GetAngleTopTextLabelDistanceS() * sin(theta);
698
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352
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
353 double pointX = center_.GetX() + ox;
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
354 double pointY = center_.GetY() + oy;
698
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diff changeset
355
722
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diff changeset
356 char buf[64];
1791
9b650ab68d4c replaced unneeded use of boost::share_ptr for MeasureCommand mementos by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1739
diff changeset
357 double angleDeg = std::abs(RadiansToDegrees(delta));
698
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358
722
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diff changeset
359 // http://www.ltg.ed.ac.uk/~richard/utf-8.cgi?input=00B0&mode=hex
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diff changeset
360 sprintf(buf, "%0.02f\xc2\xb0", angleDeg);
698
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parents:
diff changeset
361
906
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
Benjamin Golinvaux <bgo@osimis.io>
parents: 901
diff changeset
362 #if ORTHANC_STONE_ENABLE_OUTLINED_TEXT == 1
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
363 SetTextLayerOutlineProperties(
1305
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Benjamin Golinvaux <bgo@osimis.io>
parents: 1279
diff changeset
364 scene, layerHolder_, buf, ScenePoint2D(pointX, pointY), 0);
906
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
Benjamin Golinvaux <bgo@osimis.io>
parents: 901
diff changeset
365 #else
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
Benjamin Golinvaux <bgo@osimis.io>
parents: 901
diff changeset
366 SetTextLayerProperties(
1305
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Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
367 scene, layerHolder_, buf, ScenePoint2D(pointX, pointY) , 0);
906
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
Benjamin Golinvaux <bgo@osimis.io>
parents: 901
diff changeset
368 #endif
698
8b6adfb62a2f Code is broken -- stashing ongoing work in a branch
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parents:
diff changeset
369
827
2fd96a637a59 Added FusioMpr sample + small dumb changes
Benjamin Golinvaux <bgo@osimis.io>
parents: 818
diff changeset
370 #if 0
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
parents: 698
diff changeset
371 // TODO:make it togglable
894
f557b18d287f wasm: error log if canvas GL context can't be created
Benjamin Golinvaux <bgo@osimis.io>
parents: 891
diff changeset
372 bool enableInfoDisplay = true;
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
373 if (enableInfoDisplay)
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diff changeset
374 {
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375 TrackerSample_SetInfoDisplayMessage("center_.GetX()",
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376 boost::lexical_cast<std::string>(center_.GetX()));
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377
722
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378 TrackerSample_SetInfoDisplayMessage("center_.GetY()",
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379 boost::lexical_cast<std::string>(center_.GetY()));
698
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380
722
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381 TrackerSample_SetInfoDisplayMessage("side1End_.GetX()",
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382 boost::lexical_cast<std::string>(side1End_.GetX()));
698
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383
722
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384 TrackerSample_SetInfoDisplayMessage("side1End_.GetY()",
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385 boost::lexical_cast<std::string>(side1End_.GetY()));
698
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386
722
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387 TrackerSample_SetInfoDisplayMessage("side2End_.GetX()",
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388 boost::lexical_cast<std::string>(side2End_.GetX()));
698
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389
722
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390 TrackerSample_SetInfoDisplayMessage("side2End_.GetY()",
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391 boost::lexical_cast<std::string>(side2End_.GetY()));
698
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392
722
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393 TrackerSample_SetInfoDisplayMessage("p1cAngle (deg)",
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394 boost::lexical_cast<std::string>(RadiansToDegrees(p1cAngle)));
698
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395
722
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396 TrackerSample_SetInfoDisplayMessage("delta (deg)",
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397 boost::lexical_cast<std::string>(RadiansToDegrees(delta)));
698
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398
722
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399 TrackerSample_SetInfoDisplayMessage("theta (deg)",
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400 boost::lexical_cast<std::string>(RadiansToDegrees(theta)));
698
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401
722
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402 TrackerSample_SetInfoDisplayMessage("p2cAngle (deg)",
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403 boost::lexical_cast<std::string>(RadiansToDegrees(p2cAngle)));
698
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404
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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405 TrackerSample_SetInfoDisplayMessage("ox (scene)",
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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406 boost::lexical_cast<std::string>(ox));
698
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407
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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408 TrackerSample_SetInfoDisplayMessage("offsetY (scene)",
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
409 boost::lexical_cast<std::string>(oy));
698
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diff changeset
410
722
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411 TrackerSample_SetInfoDisplayMessage("pointX",
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412 boost::lexical_cast<std::string>(pointX));
698
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413
722
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414 TrackerSample_SetInfoDisplayMessage("pointY",
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415 boost::lexical_cast<std::string>(pointY));
698
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416
722
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417 TrackerSample_SetInfoDisplayMessage("angleDeg",
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418 boost::lexical_cast<std::string>(angleDeg));
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419 }
827
2fd96a637a59 Added FusioMpr sample + small dumb changes
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420 #endif
722
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421 }
698
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422 }
722
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diff changeset
423 else
698
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424 {
751
712ff6ff3c19 - undo redo now works fine for both measure tool creation commands
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diff changeset
425 RemoveFromScene();
698
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426 }
1305
a5326ce4f24b Trackers and measuring tools now use the viewport instead of ViewportController, so that proper locks can be used
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diff changeset
427 lock->Invalidate();
698
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428 }
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429 }
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430 }