Mercurial > hg > orthanc-stone
annotate Framework/Scene2DViewport/ViewportController.cpp @ 893:0c5201499af8
Fixes to TrackerSampleApp following IViewport refactoring (FusionMprSdl not working yet)
Removal of the useless scene_ inside ViewportController
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 15 Jul 2019 12:48:19 +0200 |
parents | 0aff28f15ea2 |
children | 52b1c6ff10c5 |
rev | line source |
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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 "ViewportController.h" |
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22 |
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23 #include "UndoStack.h" |
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24 #include "MeasureCommands.h" |
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25 |
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26 #include "../StoneException.h" |
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27 |
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28 #include <boost/make_shared.hpp> |
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29 |
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30 namespace OrthancStone |
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31 { |
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32 ViewportController::ViewportController(boost::weak_ptr<UndoStack> undoStackW, |
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33 MessageBroker& broker, |
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34 IViewport& viewport) |
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35 : IObservable(broker) |
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36 , undoStackW_(undoStackW) |
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37 , canvasToSceneFactor_(0.0) |
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38 , viewport_(viewport) |
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39 { |
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40 } |
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41 |
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42 boost::shared_ptr<UndoStack> ViewportController::GetUndoStack() |
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43 { |
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44 return undoStackW_.lock(); |
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45 } |
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46 |
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47 boost::shared_ptr<const UndoStack> ViewportController::GetUndoStack() const |
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48 { |
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49 return undoStackW_.lock(); |
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50 } |
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51 |
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52 void ViewportController::PushCommand(boost::shared_ptr<TrackerCommand> command) |
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53 { |
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54 GetUndoStack()->PushCommand(command); |
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55 } |
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56 |
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57 void ViewportController::Undo() |
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58 { |
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59 GetUndoStack()->Undo(); |
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60 } |
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61 |
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62 void ViewportController::Redo() |
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63 { |
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64 GetUndoStack()->Redo(); |
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65 } |
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66 |
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67 bool ViewportController::CanUndo() const |
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68 { |
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69 return GetUndoStack()->CanUndo(); |
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70 } |
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71 |
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72 bool ViewportController::CanRedo() const |
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73 { |
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74 return GetUndoStack()->CanRedo(); |
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75 } |
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76 |
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77 bool ViewportController::HandlePointerEvent(PointerEvent e) |
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78 { |
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79 throw StoneException(ErrorCode_NotImplemented); |
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80 } |
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81 |
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82 std::vector<boost::shared_ptr<MeasureTool> > ViewportController::HitTestMeasureTools( |
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83 ScenePoint2D p) |
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84 { |
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85 std::vector<boost::shared_ptr<MeasureTool> > ret; |
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86 |
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87 for (size_t i = 0; i < measureTools_.size(); ++i) |
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88 { |
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89 if (measureTools_[i]->HitTest(p)) |
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90 ret.push_back(measureTools_[i]); |
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91 } |
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92 return ret; |
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93 } |
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94 |
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95 |
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96 void ViewportController::ResetMeasuringToolsHighlight() |
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97 { |
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98 for (size_t i = 0; i < measureTools_.size(); ++i) |
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99 { |
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100 measureTools_[i]->ResetHighlightState(); |
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101 } |
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102 } |
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103 |
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104 const OrthancStone::AffineTransform2D& ViewportController::GetCanvasToSceneTransform() const |
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105 { |
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106 return GetScene().GetCanvasToSceneTransform(); |
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107 } |
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108 |
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109 const OrthancStone::AffineTransform2D& ViewportController::GetSceneToCanvasTransform() const |
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110 { |
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111 return GetScene().GetSceneToCanvasTransform(); |
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112 } |
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113 |
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114 void ViewportController::SetSceneToCanvasTransform( |
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115 const AffineTransform2D& transform) |
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116 { |
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117 viewport_.GetScene().SetSceneToCanvasTransform(transform); |
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118 BroadcastMessage(SceneTransformChanged(*this)); |
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119 |
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120 // update the canvas to scene factor |
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121 canvasToSceneFactor_ = 0.0; |
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122 canvasToSceneFactor_ = GetCanvasToSceneFactor(); |
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123 } |
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124 |
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125 void ViewportController::FitContent( |
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126 unsigned int canvasWidth, unsigned int canvasHeight) |
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127 { |
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128 viewport_.GetScene().FitContent(canvasWidth, canvasHeight); |
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129 BroadcastMessage(SceneTransformChanged(*this)); |
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130 } |
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131 |
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132 void ViewportController::AddMeasureTool(boost::shared_ptr<MeasureTool> measureTool) |
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133 { |
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134 ORTHANC_ASSERT(std::find(measureTools_.begin(), measureTools_.end(), measureTool) |
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135 == measureTools_.end(), "Duplicate measure tool"); |
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136 measureTools_.push_back(measureTool); |
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137 } |
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138 |
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139 void ViewportController::RemoveMeasureTool(boost::shared_ptr<MeasureTool> measureTool) |
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140 { |
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141 ORTHANC_ASSERT(std::find(measureTools_.begin(), measureTools_.end(), measureTool) |
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142 != measureTools_.end(), "Measure tool not found"); |
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143 measureTools_.erase( |
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144 std::remove(measureTools_.begin(), measureTools_.end(), measureTool), |
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145 measureTools_.end()); |
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146 } |
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147 |
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148 |
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149 double ViewportController::GetCanvasToSceneFactor() const |
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150 { |
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151 if (canvasToSceneFactor_ == 0) |
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152 { |
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153 canvasToSceneFactor_ = |
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154 GetScene().GetCanvasToSceneTransform().ComputeZoom(); |
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155 } |
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156 return canvasToSceneFactor_; |
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157 } |
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158 |
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159 double ViewportController::GetHandleSideLengthS() const |
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160 { |
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161 return HANDLE_SIDE_LENGTH_CANVAS_COORD * GetCanvasToSceneFactor(); |
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162 } |
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163 |
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164 double ViewportController::GetAngleToolArcRadiusS() const |
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165 { |
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166 return ARC_RADIUS_CANVAS_COORD * GetCanvasToSceneFactor(); |
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167 } |
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168 |
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169 double ViewportController::GetHitTestMaximumDistanceS() const |
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170 { |
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171 return HIT_TEST_MAX_DISTANCE_CANVAS_COORD * GetCanvasToSceneFactor(); |
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172 } |
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173 |
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174 double ViewportController::GetAngleTopTextLabelDistanceS() const |
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175 { |
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176 return TEXT_CENTER_DISTANCE_CANVAS_COORD * GetCanvasToSceneFactor(); |
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177 } |
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178 } |
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179 |