Mercurial > hg > orthanc-stone

annotate Framework/Scene2DViewport/ViewportController.cpp @ 1215:9efa66d8d3f8 broker

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removed ViewportBase, and removed dependency of ViewportController on IViewport
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 04 Dec 2019 20:12:15 +0100
parents 741201eab130
children 5147277850cf
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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 #include "../Scene2D/PanSceneTracker.h"
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28 #include "../Scene2D/RotateSceneTracker.h"
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29 #include "../Scene2D/ZoomSceneTracker.h"
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30
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31 #include <boost/make_shared.hpp>
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32
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33 namespace OrthancStone
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34 {
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35 IFlexiblePointerTracker* DefaultViewportInteractor::CreateTracker(
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36 boost::shared_ptr<ViewportController> controller,
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37 const PointerEvent& event,
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38 unsigned int viewportWidth,
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39 unsigned int viewportHeight)
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40 {
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41 switch (event.GetMouseButton())
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42 {
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43 case MouseButton_Left:
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44 return new RotateSceneTracker(controller, event);
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45
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46 case MouseButton_Middle:
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47 return new PanSceneTracker(controller, event);
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48
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49 case MouseButton_Right:
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50 {
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51 if (viewportWidth != 0)
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52 {
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53 return new ZoomSceneTracker(controller, event, viewportWidth);
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54 }
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55 else
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56 {
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57 return NULL;
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58 }
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59 }
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60
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61 default:
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62 return NULL;
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63 }
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64 }
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65
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66
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67 ViewportController::ViewportController(boost::weak_ptr<UndoStack> undoStackW)
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68 : undoStackW_(undoStackW)
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69 , canvasToSceneFactor_(1)
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70 {
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71 }
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72
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73 ViewportController::~ViewportController()
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74 {
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75 }
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76
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77 void ViewportController::PushCommand(boost::shared_ptr<MeasureCommand> command)
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79 boost::shared_ptr<UndoStack> undoStack = undoStackW_.lock();
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80 if (undoStack.get() != NULL)
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82 undoStack->PushCommand(command);
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83 }
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84 else
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85 {
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86 LOG(ERROR) << "Internal error: no undo stack in the viewport controller!";
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87 }
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88 }
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89
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90 void ViewportController::Undo()
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92 boost::shared_ptr<UndoStack> undoStack = undoStackW_.lock();
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93 if (undoStack.get() != NULL)
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95 undoStack->Undo();
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96 }
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97 else
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98 {
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99 LOG(ERROR) << "Internal error: no undo stack in the viewport controller!";
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100 }
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101 }
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102
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103 void ViewportController::Redo()
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105 boost::shared_ptr<UndoStack> undoStack = undoStackW_.lock();
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106 if (undoStack.get() != NULL)
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108 undoStack->Redo();
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109 }
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110 else
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112 LOG(ERROR) << "Internal error: no undo stack in the viewport controller!";
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113 }
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114 }
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115
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116 bool ViewportController::CanUndo() const
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118 boost::shared_ptr<UndoStack> undoStack = undoStackW_.lock();
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119 if (undoStack.get() != NULL)
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121 return undoStack->CanUndo();
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122 }
906
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parents: 893
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123 else
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124 {
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125 LOG(ERROR) << "Internal error: no undo stack in the viewport controller!";
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126 return false;
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127 }
858
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128 }
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diff changeset
129
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130 bool ViewportController::CanRedo() const
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131 {
906
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132 boost::shared_ptr<UndoStack> undoStack = undoStackW_.lock();
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133 if (undoStack.get() != NULL)
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134 {
906
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135 return undoStack->CanRedo();
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136 }
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
137 else
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138 {
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139 LOG(ERROR) << "Internal error: no undo stack in the viewport controller!";
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140 return false;
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141 }
858
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142 }
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143
842
2b245953b44b removed some c++11 for older compilers
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144 std::vector<boost::shared_ptr<MeasureTool> > ViewportController::HitTestMeasureTools(
721
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145 ScenePoint2D p)
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146 {
842
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147 std::vector<boost::shared_ptr<MeasureTool> > ret;
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148
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149 for (size_t i = 0; i < measureTools_.size(); ++i)
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150 {
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151 if (measureTools_[i]->HitTest(p))
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152 ret.push_back(measureTools_[i]);
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153 }
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154 return ret;
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155 }
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156
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157
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158 void ViewportController::ResetMeasuringToolsHighlight()
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159 {
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160 for (size_t i = 0; i < measureTools_.size(); ++i)
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161 {
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162 measureTools_[i]->ResetHighlightState();
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163 }
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164 }
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165
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166 OrthancStone::AffineTransform2D ViewportController::GetCanvasToSceneTransform() const
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167 {
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168 return scene_.GetCanvasToSceneTransform();
700
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169 }
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170
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171 OrthancStone::AffineTransform2D ViewportController::GetSceneToCanvasTransform() const
700
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172 {
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diff changeset
173 return scene_.GetSceneToCanvasTransform();
700
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diff changeset
174 }
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diff changeset
175
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diff changeset
176 void ViewportController::SetSceneToCanvasTransform(const AffineTransform2D& transform)
700
059e1fd05fd6 Introduced the ViewportController that sits between the application and the
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diff changeset
177 {
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178 scene_.SetSceneToCanvasTransform(transform);
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179
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diff changeset
180 canvasToSceneFactor_ = scene_.GetCanvasToSceneTransform().ComputeZoom();
721
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diff changeset
181 BroadcastMessage(SceneTransformChanged(*this));
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diff changeset
182 }
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diff changeset
183
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diff changeset
184 void ViewportController::FitContent(unsigned int viewportWidth,
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diff changeset
185 unsigned int viewportHeight)
916
a911f5bb48da MultiPlatform Basic Scene sample (so far: SDL + Qt)
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diff changeset
186 {
1215
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diff changeset
187 scene_.FitContent(viewportWidth, viewportHeight);
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diff changeset
188 canvasToSceneFactor_ = scene_.GetCanvasToSceneTransform().ComputeZoom();
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diff changeset
189 BroadcastMessage(SceneTransformChanged(*this));
916
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diff changeset
190 }
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Alain Mazy <alain@mazy.be>
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diff changeset
191
818
e42b491f1fb2 Removed typedefs to shared_ptr by making them explicit. Removed using namespace
Benjamin Golinvaux <bgo@osimis.io>
parents: 774
diff changeset
192 void ViewportController::AddMeasureTool(boost::shared_ptr<MeasureTool> measureTool)
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
193 {
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diff changeset
194 ORTHANC_ASSERT(std::find(measureTools_.begin(), measureTools_.end(), measureTool)
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diff changeset
195 == measureTools_.end(), "Duplicate measure tool");
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diff changeset
196 measureTools_.push_back(measureTool);
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diff changeset
197 }
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diff changeset
198
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e42b491f1fb2 Removed typedefs to shared_ptr by making them explicit. Removed using namespace
Benjamin Golinvaux <bgo@osimis.io>
parents: 774
diff changeset
199 void ViewportController::RemoveMeasureTool(boost::shared_ptr<MeasureTool> measureTool)
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
Benjamin Golinvaux <bgo@osimis.io>
parents: 721
diff changeset
200 {
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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parents: 721
diff changeset
201 ORTHANC_ASSERT(std::find(measureTools_.begin(), measureTools_.end(), measureTool)
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diff changeset
202 != measureTools_.end(), "Measure tool not found");
761
07adcffba38c truncation warning fixes + CRLF -> LF + random measuring tool creation (keyb
Benjamin Golinvaux <bgo@osimis.io>
parents: 754
diff changeset
203 measureTools_.erase(
07adcffba38c truncation warning fixes + CRLF -> LF + random measuring tool creation (keyb
Benjamin Golinvaux <bgo@osimis.io>
parents: 754
diff changeset
204 std::remove(measureTools_.begin(), measureTools_.end(), measureTool),
07adcffba38c truncation warning fixes + CRLF -> LF + random measuring tool creation (keyb
Benjamin Golinvaux <bgo@osimis.io>
parents: 754
diff changeset
205 measureTools_.end());
722
28b9e3a54200 Undo mechanism implemented (not connected to UI yet). Undo stack and measuring
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diff changeset
206 }
774
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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parents: 761
diff changeset
207
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
208 double ViewportController::GetCanvasToSceneFactor() const
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
209 {
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
210 return canvasToSceneFactor_;
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diff changeset
211 }
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
Benjamin Golinvaux <bgo@osimis.io>
parents: 761
diff changeset
212
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
Benjamin Golinvaux <bgo@osimis.io>
parents: 761
diff changeset
213 double ViewportController::GetHandleSideLengthS() const
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diff changeset
214 {
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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parents: 761
diff changeset
215 return HANDLE_SIDE_LENGTH_CANVAS_COORD * GetCanvasToSceneFactor();
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diff changeset
216 }
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
217
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
218 double ViewportController::GetAngleToolArcRadiusS() const
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diff changeset
219 {
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
220 return ARC_RADIUS_CANVAS_COORD * GetCanvasToSceneFactor();
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diff changeset
221 }
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
Benjamin Golinvaux <bgo@osimis.io>
parents: 761
diff changeset
222
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
Benjamin Golinvaux <bgo@osimis.io>
parents: 761
diff changeset
223 double ViewportController::GetHitTestMaximumDistanceS() const
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
224 {
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
225 return HIT_TEST_MAX_DISTANCE_CANVAS_COORD * GetCanvasToSceneFactor();
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
226 }
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
227
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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parents: 761
diff changeset
228 double ViewportController::GetAngleTopTextLabelDistanceS() const
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
229 {
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
230 return TEXT_CENTER_DISTANCE_CANVAS_COORD * GetCanvasToSceneFactor();
66ac7a2d1e3a A few renames and cleanups + moved GUI constants to controller + start work on
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diff changeset
231 }
1208
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diff changeset
232
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diff changeset
233
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diff changeset
234 void ViewportController::HandleMousePress(OrthancStone::IViewportInteractor& interactor,
9efa66d8d3f8 removed ViewportBase, and removed dependency of ViewportController on IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
235 const PointerEvent& event,
9efa66d8d3f8 removed ViewportBase, and removed dependency of ViewportController on IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
236 unsigned int viewportWidth,
9efa66d8d3f8 removed ViewportBase, and removed dependency of ViewportController on IViewport
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parents: 1214
diff changeset
237 unsigned int viewportHeight)
1208
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diff changeset
238 {
00e6bff9ea39 handling of mouse interactions in ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
239 if (activeTracker_)
00e6bff9ea39 handling of mouse interactions in ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
240 {
00e6bff9ea39 handling of mouse interactions in ViewportController
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diff changeset
241 // We are dealing with a multi-stage tracker (that is made of several interactions)
00e6bff9ea39 handling of mouse interactions in ViewportController
Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
242 activeTracker_->PointerDown(event);
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243
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244 if (!activeTracker_->IsAlive())
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245 {
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246 activeTracker_.reset();
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247 }
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248 }
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249 else
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250 {
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251 // Check whether there is already a measure tool at that position
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252 for (size_t i = 0; i < measureTools_.size(); ++i)
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253 {
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254 if (measureTools_[i]->HitTest(event.GetMainPosition()))
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255 {
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256 activeTracker_ = measureTools_[i]->CreateEditionTracker(event);
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257 return;
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258 }
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259 }
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260
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261 // No measure tool, create new tracker from the interactor
1215
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262 activeTracker_.reset(interactor.CreateTracker(shared_from_this(), event, viewportWidth, viewportHeight));
1208
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263 }
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264 }
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265
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266 void ViewportController::HandleMouseMove(const PointerEvent& event)
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267 {
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268 if (activeTracker_)
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269 {
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270 activeTracker_->PointerMove(event);
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271 }
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272 }
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273
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274 void ViewportController::HandleMouseRelease(const PointerEvent& event)
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275 {
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276 if (activeTracker_)
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277 {
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278 activeTracker_->PointerUp(event);
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279
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280 if (!activeTracker_->IsAlive())
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281 {
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282 activeTracker_.reset();
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283 }
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284 }
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285 }
698
8b6adfb62a2f Code is broken -- stashing ongoing work in a branch
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286 }