Mercurial > hg > orthanc-stone

annotate Framework/Scene2DViewport/AngleMeasureTool.cpp @ 774:66ac7a2d1e3a

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A few renames and cleanups + moved GUI constants to controller + start work on hit tests for measure tools and mouse hover.
author Benjamin Golinvaux <bgo@osimis.io>
date Fri, 24 May 2019 15:59:51 +0200
parents 712ff6ff3c19
children 61ba4b504e9a
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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 "AngleMeasureTool.h"
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22 #include "MeasureToolsToolbox.h"
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23 #include "LayerHolder.h"
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24
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25 #include <Core/Logging.h>
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26
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27 #include <boost/math/constants/constants.hpp>
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28 #include <boost/make_shared.hpp>
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29
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30 // <HACK>
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31 // REMOVE THIS
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32 #ifndef NDEBUG
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33 extern void
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34 TrackerSample_SetInfoDisplayMessage(std::string key, std::string value);
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35 #endif
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36 // </HACK>
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37
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38 namespace OrthancStone
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39 {
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40 // the params in the LayerHolder ctor specify the number of polyline and text
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41 // layers
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42 AngleMeasureTool::AngleMeasureTool(
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43 MessageBroker& broker, ViewportControllerWPtr controllerW)
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44 : MeasureTool(broker, controllerW)
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45 , layerHolder_(boost::make_shared<LayerHolder>(controllerW,1,5))
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46 {
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47
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48 }
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49
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50 AngleMeasureTool::~AngleMeasureTool()
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51 {
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52 // this measuring tool is a RABI for the corresponding visual layers
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53 // stored in the 2D scene
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54 Disable();
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55 RemoveFromScene();
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56 }
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57
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58 void AngleMeasureTool::RemoveFromScene()
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59 {
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60 if (layerHolder_->AreLayersCreated() && IsSceneAlive())
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61 {
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62 layerHolder_->DeleteLayers();
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63 }
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64 }
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65
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66 void AngleMeasureTool::SetSide1End(ScenePoint2D pt)
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67 {
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68 side1End_ = pt;
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69 RefreshScene();
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70 }
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71
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72 void AngleMeasureTool::SetSide2End(ScenePoint2D pt)
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73 {
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74 side2End_ = pt;
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75 RefreshScene();
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76 }
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77
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79 bool AngleMeasureTool::HitTest(ScenePoint2D p) const
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80 {
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81 throw std::logic_error("The method or operation is not implemented.");
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82 }
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83
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84 void AngleMeasureTool::SetCenter(ScenePoint2D pt)
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85 {
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86 center_ = pt;
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87 RefreshScene();
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88 }
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89
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90 void AngleMeasureTool::RefreshScene()
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91 {
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92 if (IsSceneAlive())
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93 {
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94 ViewportControllerPtr controller = GetController();
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95 if (IsEnabled())
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96 {
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97 layerHolder_->CreateLayersIfNeeded();
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98
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99 {
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100 // Fill the polyline layer with the measurement lines
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101 PolylineSceneLayer* polylineLayer = layerHolder_->GetPolylineLayer(0);
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102 polylineLayer->ClearAllChains();
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103 polylineLayer->SetColor(0, 183, 17);
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104
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105
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106 // sides
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107 {
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108 {
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109 PolylineSceneLayer::Chain chain;
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110 chain.push_back(side1End_);
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111 chain.push_back(center_);
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112 polylineLayer->AddChain(chain, false);
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113 }
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114 {
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115 PolylineSceneLayer::Chain chain;
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116 chain.push_back(side2End_);
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117 chain.push_back(center_);
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118 polylineLayer->AddChain(chain, false);
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119 }
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120 }
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121
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122 // Create the handles
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123 {
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124 {
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125 PolylineSceneLayer::Chain chain;
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126 //TODO: take DPI into account
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127 AddSquare(chain, GetScene(), side1End_,
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128 GetController()->GetHandleSideLengthS());
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129 polylineLayer->AddChain(chain, true);
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130 }
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131 {
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132 PolylineSceneLayer::Chain chain;
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133 //TODO: take DPI into account
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134 AddSquare(chain, GetScene(), side2End_,
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135 GetController()->GetHandleSideLengthS());
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136 polylineLayer->AddChain(chain, true);
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137 }
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138 }
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139
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140 // Create the arc
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141 {
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142 PolylineSceneLayer::Chain chain;
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143
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144 AddShortestArc(chain, side1End_, center_, side2End_,
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145 controller->GetAngleToolArcRadiusS());
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146 polylineLayer->AddChain(chain, false);
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147 }
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148 }
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149 {
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150 // Set the text layer
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151
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152 double p1cAngle = atan2(
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153 side1End_.GetY() - center_.GetY(),
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154 side1End_.GetX() - center_.GetX());
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155
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156 double p2cAngle = atan2(
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157 side2End_.GetY() - center_.GetY(),
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158 side2End_.GetX() - center_.GetX());
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159
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160 double delta = NormalizeAngle(p2cAngle - p1cAngle);
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161 double theta = p1cAngle + delta / 2;
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162
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163 double ox = controller->GetAngleTopTextLabelDistanceS() * cos(theta);
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164 double oy = controller->GetAngleTopTextLabelDistanceS() * sin(theta);
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165
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166 double pointX = center_.GetX() + ox;
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167 double pointY = center_.GetY() + oy;
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168
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169 char buf[64];
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170 double angleDeg = RadiansToDegrees(delta);
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171
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172 // http://www.ltg.ed.ac.uk/~richard/utf-8.cgi?input=00B0&mode=hex
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173 sprintf(buf, "%0.02f\xc2\xb0", angleDeg);
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174
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175 SetTextLayerOutlineProperties(
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176 GetScene(), layerHolder_, buf, ScenePoint2D(pointX, pointY));
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177
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178 // TODO:make it togglable
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179 bool enableInfoDisplay = false;
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180 if (enableInfoDisplay)
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181 {
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182 TrackerSample_SetInfoDisplayMessage("center_.GetX()",
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183 boost::lexical_cast<std::string>(center_.GetX()));
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184
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185 TrackerSample_SetInfoDisplayMessage("center_.GetY()",
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186 boost::lexical_cast<std::string>(center_.GetY()));
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187
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188 TrackerSample_SetInfoDisplayMessage("side1End_.GetX()",
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189 boost::lexical_cast<std::string>(side1End_.GetX()));
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190
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191 TrackerSample_SetInfoDisplayMessage("side1End_.GetY()",
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192 boost::lexical_cast<std::string>(side1End_.GetY()));
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193
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194 TrackerSample_SetInfoDisplayMessage("side2End_.GetX()",
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195 boost::lexical_cast<std::string>(side2End_.GetX()));
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196
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197 TrackerSample_SetInfoDisplayMessage("side2End_.GetY()",
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198 boost::lexical_cast<std::string>(side2End_.GetY()));
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199
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200 TrackerSample_SetInfoDisplayMessage("p1cAngle (deg)",
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201 boost::lexical_cast<std::string>(RadiansToDegrees(p1cAngle)));
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202
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203 TrackerSample_SetInfoDisplayMessage("delta (deg)",
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204 boost::lexical_cast<std::string>(RadiansToDegrees(delta)));
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205
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206 TrackerSample_SetInfoDisplayMessage("theta (deg)",
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207 boost::lexical_cast<std::string>(RadiansToDegrees(theta)));
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208
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209 TrackerSample_SetInfoDisplayMessage("p2cAngle (deg)",
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210 boost::lexical_cast<std::string>(RadiansToDegrees(p2cAngle)));
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211
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212 TrackerSample_SetInfoDisplayMessage("ox (scene)",
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213 boost::lexical_cast<std::string>(ox));
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214
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215 TrackerSample_SetInfoDisplayMessage("offsetY (scene)",
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216 boost::lexical_cast<std::string>(oy));
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217
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218 TrackerSample_SetInfoDisplayMessage("pointX",
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219 boost::lexical_cast<std::string>(pointX));
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220
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221 TrackerSample_SetInfoDisplayMessage("pointY",
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222 boost::lexical_cast<std::string>(pointY));
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223
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224 TrackerSample_SetInfoDisplayMessage("angleDeg",
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225 boost::lexical_cast<std::string>(angleDeg));
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226 }
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227 }
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228 }
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229 else
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230 {
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231 RemoveFromScene();
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232 }
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233 }
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234 }
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235 }