Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/Scene2DViewport/AngleMeasureTool.cpp @ 1688:c14dd6e11ddd

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merge
author Benjamin Golinvaux <bgo@osimis.io>
date Wed, 25 Nov 2020 17:03:08 +0100
parents 52b8b96cb55f
children 9ac2a65d4172
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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) 2017-2020 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 Lesser 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 * Lesser 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 Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22 #include "AngleMeasureTool.h"
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23 #include "MeasureToolsToolbox.h"
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24 #include "EditAngleMeasureTracker.h"
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25 #include "LayerHolder.h"
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26 #include "../StoneException.h"
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27
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28 #include <Logging.h>
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29
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30 #include <boost/math/constants/constants.hpp>
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31 #include <boost/make_shared.hpp>
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32
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33 //// <HACK>
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34 //// REMOVE THIS
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35 //#ifndef NDEBUG
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36 //extern void
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37 //TrackerSample_SetInfoDisplayMessage(std::string key, std::string value);
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38 //#endif
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39 //// </HACK>
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40
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41 namespace OrthancStone
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42 {
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43 // the params in the LayerHolder ctor specify the number of polyline and text
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44 // layers
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45 AngleMeasureTool::AngleMeasureTool(
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46 boost::weak_ptr<IViewport> viewport)
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47 : MeasureTool(viewport)
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48 #if ORTHANC_STONE_ENABLE_OUTLINED_TEXT == 1
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49 , layerHolder_(boost::shared_ptr<LayerHolder>(new LayerHolder(viewport,1,5)))
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50 #else
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51 , layerHolder_(boost::shared_ptr<LayerHolder>(new LayerHolder(viewport,1,1)))
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52 #endif
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53 , angleHighlightArea_(AngleHighlightArea_None)
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54 {
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55 }
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56
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57 boost::shared_ptr<AngleMeasureTool> AngleMeasureTool::Create(boost::weak_ptr<IViewport> viewport)
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58 {
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59 boost::shared_ptr<AngleMeasureTool> obj(new AngleMeasureTool(viewport));
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60 obj->MeasureTool::PostConstructor();
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61 obj->RefreshScene();
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62 return obj;
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63 }
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64
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65 AngleMeasureTool::~AngleMeasureTool()
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66 {
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67 // this measuring tool is a RABI for the corresponding visual layers
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68 // stored in the 2D scene
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69 Disable();
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70 RemoveFromScene();
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71 }
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72
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73 void AngleMeasureTool::RemoveFromScene()
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74 {
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75 if (layerHolder_->AreLayersCreated() && IsSceneAlive())
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76 {
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77 layerHolder_->DeleteLayers();
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78 }
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79 }
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80
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81 void AngleMeasureTool::SetSide1End(ScenePoint2D pt)
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82 {
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83 side1End_ = pt;
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84 RefreshScene();
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85 }
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86
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87 void AngleMeasureTool::SetSide2End(ScenePoint2D pt)
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88 {
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89 side2End_ = pt;
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90 RefreshScene();
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91 }
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92
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93 void AngleMeasureTool::SetAngleHighlightArea(AngleHighlightArea area)
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94 {
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95 if (angleHighlightArea_ != area)
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96 {
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97 angleHighlightArea_ = area;
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98 RefreshScene();
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99 }
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100 }
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101
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102 void AngleMeasureTool::ResetHighlightState()
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103 {
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104 SetAngleHighlightArea(AngleHighlightArea_None);
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105 }
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106
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107
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108 boost::shared_ptr<MeasureToolMemento> AngleMeasureTool::GetMemento() const
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109 {
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110 boost::shared_ptr<AngleMeasureToolMemento> memento(new AngleMeasureToolMemento());
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111 memento->center_ = center_;
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112 memento->side1End_ = side1End_;
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113 memento->side2End_ = side2End_;
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114 return memento;
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115 }
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116
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117 void AngleMeasureTool::SetMemento(boost::shared_ptr<MeasureToolMemento> mementoBase)
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118 {
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119 boost::shared_ptr<AngleMeasureToolMemento> memento =
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120 boost::dynamic_pointer_cast<AngleMeasureToolMemento>(mementoBase);
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121
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122 ORTHANC_ASSERT(memento.get() != NULL, "Internal error: wrong (or bad) memento");
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123 center_ = memento->center_;
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124 side1End_ = memento->side1End_;
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125 side2End_ = memento->side2End_;
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126 RefreshScene();
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127 }
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128
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129 std::string AngleMeasureTool::GetDescription()
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130 {
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131 std::stringstream ss;
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132 ss << "AngleMeasureTool. Center = " << center_ << " Side1End = "
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133 << side1End_ << " Side2End = " << side2End_;
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134 return ss.str();
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135 }
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136
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137 void AngleMeasureTool::Highlight(ScenePoint2D p)
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138 {
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139 AngleHighlightArea angleHighlightArea = AngleHitTest(p);
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140 SetAngleHighlightArea(angleHighlightArea);
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141 }
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142
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143 AngleMeasureTool::AngleHighlightArea AngleMeasureTool::AngleHitTest(ScenePoint2D p) const
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144 {
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145 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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146 const ViewportController& controller = lock->GetController();
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147 const Scene2D& scene = controller.GetScene();
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148
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149 const double pixelToScene = scene.GetCanvasToSceneTransform().ComputeZoom();
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150
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151 const double SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD =
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152 pixelToScene * HIT_TEST_MAX_DISTANCE_CANVAS_COORD *
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153 pixelToScene * HIT_TEST_MAX_DISTANCE_CANVAS_COORD;
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154
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155 {
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156 const double sqDistanceFromSide1End =
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157 ScenePoint2D::SquaredDistancePtPt(p, side1End_);
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158
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159 if (sqDistanceFromSide1End <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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160 return AngleHighlightArea_Side1End;
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161 }
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162
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163 {
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164 const double sqDistanceFromSide2End =
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165 ScenePoint2D::SquaredDistancePtPt(p, side2End_);
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166
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167 if (sqDistanceFromSide2End <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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168 return AngleHighlightArea_Side2End;
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169 }
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170
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171 {
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172 const double sqDistanceFromCenter =
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173 ScenePoint2D::SquaredDistancePtPt(p, center_);
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174 if (sqDistanceFromCenter <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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175 return AngleHighlightArea_Center;
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176 }
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177
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178 {
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179 const double sqDistanceFromSide1 =
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180 ScenePoint2D::SquaredDistancePtSegment(center_, side1End_, p);
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181
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182 if (sqDistanceFromSide1 <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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183 return AngleHighlightArea_Side1;
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184 }
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185
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186 {
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187 const double sqDistanceFromSide2 =
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188 ScenePoint2D::SquaredDistancePtSegment(center_, side2End_, p);
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189
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190 if (sqDistanceFromSide2 <= SQUARED_HIT_TEST_MAX_DISTANCE_SCENE_COORD)
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191 return AngleHighlightArea_Side2;
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192 }
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193
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194 return AngleHighlightArea_None;
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195 }
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196
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197 bool AngleMeasureTool::HitTest(ScenePoint2D p)
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198 {
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199 return AngleHitTest(p) != AngleHighlightArea_None;
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200 }
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201
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202
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203 boost::shared_ptr<IFlexiblePointerTracker> AngleMeasureTool::CreateEditionTracker(const PointerEvent& e)
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204 {
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205 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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206 ViewportController& controller = lock->GetController();
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207 const Scene2D& scene = controller.GetScene();
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208
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209 ScenePoint2D scenePos = e.GetMainPosition().Apply(
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210 scene.GetCanvasToSceneTransform());
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211
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212 if (!HitTest(scenePos))
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213 return boost::shared_ptr<IFlexiblePointerTracker>();
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214
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215 /**
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216 new EditLineMeasureTracker(
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217 boost::shared_ptr<LineMeasureTool> measureTool;
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218 MessageBroker & broker,
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219 boost::weak_ptr<IViewport> viewport,
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220 const PointerEvent & e);
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221 */
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222
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223 boost::shared_ptr<EditAngleMeasureTracker> editAngleMeasureTracker(
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224 new EditAngleMeasureTracker(shared_from_this(), viewport_, e));
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225 return editAngleMeasureTracker;
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226 }
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227
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228 void AngleMeasureTool::SetCenter(ScenePoint2D pt)
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229 {
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230 center_ = pt;
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231 RefreshScene();
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232 }
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233
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234 void AngleMeasureTool::RefreshScene()
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235 {
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236 if (IsSceneAlive())
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237 {
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238 std::unique_ptr<IViewport::ILock> lock(GetViewportLock());
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239 ViewportController& controller = lock->GetController();
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240 Scene2D& scene = controller.GetScene();
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241
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242 if (IsEnabled())
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243 {
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244 layerHolder_->CreateLayersIfNeeded();
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245
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246 {
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247 // Fill the polyline layer with the measurement lines
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248 PolylineSceneLayer* polylineLayer = layerHolder_->GetPolylineLayer(0);
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249 if (polylineLayer)
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250 {
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251 polylineLayer->ClearAllChains();
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252
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253 const Color color(TOOL_ANGLE_LINES_COLOR_RED,
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254 TOOL_ANGLE_LINES_COLOR_GREEN,
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255 TOOL_ANGLE_LINES_COLOR_BLUE);
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256
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257 const Color highlightColor(TOOL_ANGLE_LINES_HL_COLOR_RED,
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258 TOOL_ANGLE_LINES_HL_COLOR_GREEN,
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259 TOOL_ANGLE_LINES_HL_COLOR_BLUE);
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260
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261 // sides
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262 {
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263 {
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264 PolylineSceneLayer::Chain chain;
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265 chain.push_back(side1End_);
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266 chain.push_back(center_);
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267
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268 if ((angleHighlightArea_ == AngleHighlightArea_Side1) ||
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269 (angleHighlightArea_ == AngleHighlightArea_Side2))
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270 {
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271 polylineLayer->AddChain(chain, false, highlightColor);
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272 }
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273 else
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274 {
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275 polylineLayer->AddChain(chain, false, color);
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276 }
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277 }
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278 {
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279 PolylineSceneLayer::Chain chain;
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280 chain.push_back(side2End_);
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281 chain.push_back(center_);
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282 if ((angleHighlightArea_ == AngleHighlightArea_Side1) ||
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283 (angleHighlightArea_ == AngleHighlightArea_Side2))
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284 {
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285 polylineLayer->AddChain(chain, false, highlightColor);
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286 }
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287 else
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288 {
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289 polylineLayer->AddChain(chain, false, color);
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290 }
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291 }
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292 }
751
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293
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294 // Create the handles
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295 {
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296 {
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297 PolylineSceneLayer::Chain chain;
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298 //TODO: take DPI into account
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299 AddSquare(chain, controller.GetScene(), side1End_,
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300 controller.GetHandleSideLengthS());
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301
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302 if (angleHighlightArea_ == AngleHighlightArea_Side1End)
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303 polylineLayer->AddChain(chain, true, highlightColor);
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304 else
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305 polylineLayer->AddChain(chain, true, color);
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306
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307 }
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308 {
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309 PolylineSceneLayer::Chain chain;
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310 //TODO: take DPI into account
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311 AddSquare(chain, controller.GetScene(), side2End_,
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312 controller.GetHandleSideLengthS());
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313
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314 if (angleHighlightArea_ == AngleHighlightArea_Side2End)
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315 polylineLayer->AddChain(chain, true, highlightColor);
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316 else
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317 polylineLayer->AddChain(chain, true, color);
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318 }
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319 }
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320
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321 // Create the arc
722
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322 {
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323 PolylineSceneLayer::Chain chain;
865
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324
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325 AddShortestArc(chain, side1End_, center_, side2End_,
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326 controller.GetAngleToolArcRadiusS());
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327 if (angleHighlightArea_ == AngleHighlightArea_Center)
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328 polylineLayer->AddChain(chain, false, highlightColor);
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329 else
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330 polylineLayer->AddChain(chain, false, color);
722
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331 }
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332 }
698
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333 }
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334 {
722
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335 // Set the text layer
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336
722
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337 double p1cAngle = atan2(
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338 side1End_.GetY() - center_.GetY(),
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339 side1End_.GetX() - center_.GetX());
698
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340
722
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341 double p2cAngle = atan2(
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342 side2End_.GetY() - center_.GetY(),
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343 side2End_.GetX() - center_.GetX());
698
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344
722
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345 double delta = NormalizeAngle(p2cAngle - p1cAngle);
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346 double theta = p1cAngle + delta / 2;
698
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347
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348 double ox = controller.GetAngleTopTextLabelDistanceS() * cos(theta);
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349 double oy = controller.GetAngleTopTextLabelDistanceS() * sin(theta);
698
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350
774
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diff changeset
351 double pointX = center_.GetX() + ox;
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352 double pointY = center_.GetY() + oy;
698
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353
722
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354 char buf[64];
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355 double angleDeg = RadiansToDegrees(delta);
698
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356
722
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357 // http://www.ltg.ed.ac.uk/~richard/utf-8.cgi?input=00B0&mode=hex
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358 sprintf(buf, "%0.02f\xc2\xb0", angleDeg);
698
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359
906
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
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parents: 901
diff changeset
360 #if ORTHANC_STONE_ENABLE_OUTLINED_TEXT == 1
722
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361 SetTextLayerOutlineProperties(
1305
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Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
362 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>
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diff changeset
363 #else
52b1c6ff10c5 Disabled OpenGL in GuiAdapter to allow for Cairo-only workflows (THIS IS A TEMP CHANGE!!!) + disabled outlined text by default (build macro)
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diff changeset
364 SetTextLayerProperties(
1305
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diff changeset
365 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>
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diff changeset
366 #endif
698
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diff changeset
367
827
2fd96a637a59 Added FusioMpr sample + small dumb changes
Benjamin Golinvaux <bgo@osimis.io>
parents: 818
diff changeset
368 #if 0
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
369 // TODO:make it togglable
894
f557b18d287f wasm: error log if canvas GL context can't be created
Benjamin Golinvaux <bgo@osimis.io>
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diff changeset
370 bool enableInfoDisplay = true;
722
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diff changeset
371 if (enableInfoDisplay)
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372 {
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373 TrackerSample_SetInfoDisplayMessage("center_.GetX()",
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diff changeset
374 boost::lexical_cast<std::string>(center_.GetX()));
698
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375
722
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376 TrackerSample_SetInfoDisplayMessage("center_.GetY()",
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377 boost::lexical_cast<std::string>(center_.GetY()));
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378
722
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379 TrackerSample_SetInfoDisplayMessage("side1End_.GetX()",
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380 boost::lexical_cast<std::string>(side1End_.GetX()));
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381
722
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382 TrackerSample_SetInfoDisplayMessage("side1End_.GetY()",
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383 boost::lexical_cast<std::string>(side1End_.GetY()));
698
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384
722
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385 TrackerSample_SetInfoDisplayMessage("side2End_.GetX()",
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386 boost::lexical_cast<std::string>(side2End_.GetX()));
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387
722
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388 TrackerSample_SetInfoDisplayMessage("side2End_.GetY()",
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389 boost::lexical_cast<std::string>(side2End_.GetY()));
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390
722
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391 TrackerSample_SetInfoDisplayMessage("p1cAngle (deg)",
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392 boost::lexical_cast<std::string>(RadiansToDegrees(p1cAngle)));
698
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393
722
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394 TrackerSample_SetInfoDisplayMessage("delta (deg)",
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395 boost::lexical_cast<std::string>(RadiansToDegrees(delta)));
698
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396
722
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397 TrackerSample_SetInfoDisplayMessage("theta (deg)",
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398 boost::lexical_cast<std::string>(RadiansToDegrees(theta)));
698
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diff changeset
399
722
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400 TrackerSample_SetInfoDisplayMessage("p2cAngle (deg)",
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401 boost::lexical_cast<std::string>(RadiansToDegrees(p2cAngle)));
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402
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
403 TrackerSample_SetInfoDisplayMessage("ox (scene)",
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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404 boost::lexical_cast<std::string>(ox));
698
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405
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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406 TrackerSample_SetInfoDisplayMessage("offsetY (scene)",
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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407 boost::lexical_cast<std::string>(oy));
698
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diff changeset
408
722
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409 TrackerSample_SetInfoDisplayMessage("pointX",
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410 boost::lexical_cast<std::string>(pointX));
698
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411
722
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412 TrackerSample_SetInfoDisplayMessage("pointY",
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413 boost::lexical_cast<std::string>(pointY));
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diff changeset
414
722
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415 TrackerSample_SetInfoDisplayMessage("angleDeg",
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416 boost::lexical_cast<std::string>(angleDeg));
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417 }
827
2fd96a637a59 Added FusioMpr sample + small dumb changes
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418 #endif
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419 }
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420 }
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diff changeset
421 else
698
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422 {
751
712ff6ff3c19 - undo redo now works fine for both measure tool creation commands
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diff changeset
423 RemoveFromScene();
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424 }
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
425 lock->Invalidate();
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426 }
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427 }
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428 }