Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Viewport/SdlViewport.h @ 1512:244ad1e4e76a
reorganization of folders
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 07 Jul 2020 16:21:02 +0200 |
parents | Framework/Viewport/SdlViewport.h@32272ecfc6c2 |
children | b4ccd4963d37 |
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) 2017-2020 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 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 #pragma once |
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22 |
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23 #if !defined(ORTHANC_ENABLE_SDL) |
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24 # error Macro ORTHANC_ENABLE_SDL must be defined |
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25 #endif |
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26 |
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27 #if ORTHANC_ENABLE_SDL != 1 |
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28 # error SDL must be enabled to use this file |
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29 #endif |
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30 |
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31 #if !defined(ORTHANC_ENABLE_OPENGL) |
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32 # error The macro ORTHANC_ENABLE_OPENGL must be defined |
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33 #endif |
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34 |
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35 #if ORTHANC_ENABLE_OPENGL != 1 |
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36 # error Support for OpenGL is disabled |
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37 #endif |
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38 |
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40 #include "../Scene2D/OpenGLCompositor.h" |
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41 #include "../Scene2D/CairoCompositor.h" |
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42 #include "IViewport.h" |
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43 |
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45 |
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46 // TODO: required for UndoStack injection |
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47 // I don't like it either :) |
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48 #include <boost/weak_ptr.hpp> |
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49 |
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50 #include <boost/thread/recursive_mutex.hpp> |
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51 |
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52 namespace OrthancStone |
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53 { |
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54 class UndoStack; |
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55 |
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56 class SdlViewport : public IViewport, |
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57 public boost::enable_shared_from_this<SdlViewport> |
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58 { |
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60 boost::recursive_mutex mutex_; |
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61 uint32_t refreshEvent_; |
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62 boost::shared_ptr<ViewportController> controller_; |
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63 std::unique_ptr<ICompositor> compositor_; |
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64 |
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65 void SendRefreshEvent(); |
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66 |
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68 class SdlLock : public ILock |
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69 { |
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70 private: |
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71 SdlViewport& that_; |
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72 boost::recursive_mutex::scoped_lock lock_; |
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73 |
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74 public: |
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75 SdlLock(SdlViewport& that) : |
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76 that_(that), |
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77 lock_(that.mutex_) |
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78 { |
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79 } |
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80 |
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81 virtual bool HasCompositor() const ORTHANC_OVERRIDE |
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82 { |
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83 return true; |
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84 } |
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85 |
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86 virtual ICompositor& GetCompositor() ORTHANC_OVERRIDE; |
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87 |
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88 virtual ViewportController& GetController() ORTHANC_OVERRIDE |
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89 { |
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90 return *that_.controller_; |
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91 } |
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92 |
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93 virtual void Invalidate() ORTHANC_OVERRIDE |
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94 { |
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95 that_.SendRefreshEvent(); |
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96 } |
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97 }; |
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98 |
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99 void ClearCompositor() |
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100 { |
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101 compositor_.reset(); |
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102 } |
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103 |
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104 void AcquireCompositor(ICompositor* compositor /* takes ownership */); |
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105 |
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106 protected: |
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107 SdlViewport(); |
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108 void PostConstructor(); |
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109 |
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110 public: |
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111 |
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112 bool IsRefreshEvent(const SDL_Event& event) const |
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113 { |
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114 return (event.type == refreshEvent_); |
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115 } |
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116 |
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117 virtual ILock* Lock() ORTHANC_OVERRIDE |
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118 { |
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119 return new SdlLock(*this); |
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120 } |
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122 virtual uint32_t GetSdlWindowId() = 0; |
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123 |
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125 unsigned int height) = 0; | |
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126 |
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127 virtual void ToggleMaximize() = 0; |
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128 |
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129 // Must be invoked from the main SDL thread |
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130 virtual void Paint() = 0; |
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131 }; |
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132 |
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133 |
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134 class SdlOpenGLViewport : public SdlViewport |
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135 { |
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136 private: |
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137 SdlOpenGLContext context_; |
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138 |
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139 private: |
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140 SdlOpenGLViewport(const std::string& title, |
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141 unsigned int width, |
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142 unsigned int height, |
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143 bool allowDpiScaling = true); |
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144 public: |
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145 static boost::shared_ptr<SdlOpenGLViewport> Create(const std::string&, |
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146 unsigned int width, |
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147 unsigned int height, |
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148 bool allowDpiScaling = true); |
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149 |
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150 |
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151 virtual ~SdlOpenGLViewport(); |
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152 |
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153 virtual uint32_t GetSdlWindowId() ORTHANC_OVERRIDE; |
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154 |
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155 virtual void Paint() ORTHANC_OVERRIDE; |
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156 |
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157 virtual void UpdateSize(unsigned int width, |
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158 unsigned int height) ORTHANC_OVERRIDE; |
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159 |
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160 virtual void ToggleMaximize() ORTHANC_OVERRIDE; |
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161 }; |
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162 |
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163 |
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164 class SdlCairoViewport : public SdlViewport |
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165 { |
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166 private: |
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167 SdlWindow window_; |
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168 SDL_Surface* sdlSurface_; |
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169 |
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170 void CreateSdlSurfaceFromCompositor(CairoCompositor& compositor); |
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171 |
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172 private: |
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173 SdlCairoViewport(const char* title, |
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174 unsigned int width, |
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175 unsigned int height, |
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176 bool allowDpiScaling = true); |
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177 public: |
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178 static boost::shared_ptr<SdlCairoViewport> Create(const char* title, |
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179 unsigned int width, |
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180 unsigned int height, |
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181 bool allowDpiScaling = true); |
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182 |
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183 |
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184 virtual ~SdlCairoViewport(); |
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185 |
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186 virtual uint32_t GetSdlWindowId() ORTHANC_OVERRIDE; |
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187 |
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188 virtual void Paint() ORTHANC_OVERRIDE; |
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189 |
909 | 190 virtual void UpdateSize(unsigned int width, |
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191 unsigned int height) ORTHANC_OVERRIDE; |
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192 |
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193 virtual void ToggleMaximize() ORTHANC_OVERRIDE; |
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194 }; |
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195 } |