Mercurial > hg > orthanc-stone

annotate Applications/Sdl/BasicSdlApplication.cpp @ 260:c887eddd48f1 am-2

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merge
author am@osimis.io
date Tue, 17 Jul 2018 14:43:42 +0200
parents 192e6e349e69
children 46c5296d867e
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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) 2017-2018 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
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22 #if ORTHANC_ENABLE_SDL != 1
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23 #error this file shall be included only with the ORTHANC_ENABLE_SDL set to 1
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24 #endif
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25
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26 #include "BasicSdlApplication.h"
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27 #include <boost/program_options.hpp>
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28
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29 #include "../../Framework/Toolbox/MessagingToolbox.h"
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30 #include "SdlEngine.h"
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31
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32 #include <Core/Logging.h>
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33 #include <Core/HttpClient.h>
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34 #include <Core/Toolbox.h>
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35 #include <Plugins/Samples/Common/OrthancHttpConnection.h>
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36
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37 namespace OrthancStone
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38 {
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39 // Anonymous namespace to avoid clashes against other compilation modules
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40 namespace
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41 {
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42 class LogStatusBar : public IStatusBar
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43 {
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44 public:
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45 virtual void ClearMessage()
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46 {
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47 }
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48
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49 virtual void SetMessage(const std::string& message)
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50 {
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51 LOG(WARNING) << message;
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52 }
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53 };
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54 }
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55
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56
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57 static void DeclareSdlCommandLineOptions(boost::program_options::options_description& options)
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58 {
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59 // Declare the supported parameters
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60 boost::program_options::options_description generic("Generic options");
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61 generic.add_options()
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62 ("help", "Display this help and exit")
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63 ("verbose", "Be verbose in logs")
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64 ("orthanc", boost::program_options::value<std::string>()->default_value("http://localhost:8042/"),
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65 "URL to the Orthanc server")
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66 ("username", "Username for the Orthanc server")
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67 ("password", "Password for the Orthanc server")
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68 ("https-verify", boost::program_options::value<bool>()->default_value(true), "Check HTTPS certificates")
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69 ;
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70
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71 options.add(generic);
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72
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73 boost::program_options::options_description sdl("SDL options");
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74 sdl.add_options()
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75 ("width", boost::program_options::value<int>()->default_value(1024), "Initial width of the SDL window")
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76 ("height", boost::program_options::value<int>()->default_value(768), "Initial height of the SDL window")
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77 ("opengl", boost::program_options::value<bool>()->default_value(true), "Enable OpenGL in SDL")
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78 ;
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79
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80 options.add(sdl);
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81 }
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82
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83
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84 int BasicSdlApplication::ExecuteWithSdl(MessageBroker& broker,
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85 IBasicApplication& application,
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86 int argc,
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87 char* argv[])
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88 {
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89 /******************************************************************
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90 * Initialize all the subcomponents of Orthanc Stone
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91 ******************************************************************/
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92
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93 Orthanc::Logging::Initialize();
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94 Orthanc::Toolbox::InitializeOpenSsl();
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95 Orthanc::HttpClient::GlobalInitialize();
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96 SdlWindow::GlobalInitialize();
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97
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98
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99 /******************************************************************
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100 * Declare and parse the command-line options of the application
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101 ******************************************************************/
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102
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103 boost::program_options::options_description options;
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104 DeclareSdlCommandLineOptions(options);
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105 application.DeclareStartupOptions(options);
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106
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107 boost::program_options::variables_map parameters;
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108 bool error = false;
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109
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110 try
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111 {
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112 boost::program_options::store(boost::program_options::command_line_parser(argc, argv).
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113 options(options).run(), parameters);
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114 boost::program_options::notify(parameters);
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115 }
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116 catch (boost::program_options::error& e)
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117 {
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118 LOG(ERROR) << "Error while parsing the command-line arguments: " << e.what();
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119 error = true;
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120 }
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121
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122
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123 /******************************************************************
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124 * Configure the application with the command-line parameters
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125 ******************************************************************/
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126
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127 if (error || parameters.count("help"))
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128 {
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129 std::cout << std::endl
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130 << "Usage: " << argv[0] << " [OPTION]..."
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131 << std::endl
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132 << "Orthanc, lightweight, RESTful DICOM server for healthcare and medical research."
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133 << std::endl << std::endl
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134 << "Demonstration application of Orthanc Stone using SDL."
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135 << std::endl;
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136
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137 std::cout << options << "\n";
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138 return error ? -1 : 0;
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139 }
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140
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141 if (parameters.count("https-verify") &&
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142 !parameters["https-verify"].as<bool>())
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143 {
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144 LOG(WARNING) << "Turning off verification of HTTPS certificates (unsafe)";
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145 Orthanc::HttpClient::ConfigureSsl(false, "");
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146 }
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147
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148 if (parameters.count("verbose"))
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149 {
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150 Orthanc::Logging::EnableInfoLevel(true);
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151 }
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152
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153 if (!parameters.count("width") ||
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154 !parameters.count("height") ||
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155 !parameters.count("opengl"))
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156 {
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157 LOG(ERROR) << "Parameter \"width\", \"height\" or \"opengl\" is missing";
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158 return -1;
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159 }
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160
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161 int w = parameters["width"].as<int>();
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162 int h = parameters["height"].as<int>();
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163 if (w <= 0 || h <= 0)
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164 {
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165 LOG(ERROR) << "Parameters \"width\" and \"height\" must be positive";
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166 return -1;
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167 }
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168
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169 unsigned int width = static_cast<unsigned int>(w);
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170 unsigned int height = static_cast<unsigned int>(h);
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171 LOG(WARNING) << "Initial display size: " << width << "x" << height;
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172
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173 bool opengl = parameters["opengl"].as<bool>();
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174 if (opengl)
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175 {
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176 LOG(WARNING) << "OpenGL is enabled, disable it with option \"--opengl=off\" if the application crashes";
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177 }
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178 else
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179 {
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180 LOG(WARNING) << "OpenGL is disabled, enable it with option \"--opengl=on\" for best performance";
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181 }
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182
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183 bool success = true;
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184 try
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185 {
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186 /****************************************************************
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187 * Initialize the connection to the Orthanc server
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188 ****************************************************************/
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189
242
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190 Orthanc::WebServiceParameters webServiceParameters;
221
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191
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192 if (parameters.count("orthanc"))
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193 {
242
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194 webServiceParameters.SetUrl(parameters["orthanc"].as<std::string>());
221
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195 }
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196
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197 if (parameters.count("username"))
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198 {
242
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199 webServiceParameters.SetUsername(parameters["username"].as<std::string>());
221
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200 }
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201
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202 if (parameters.count("password"))
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203 {
242
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204 webServiceParameters.SetPassword(parameters["password"].as<std::string>());
221
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205 }
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206
242
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207 LOG(WARNING) << "URL to the Orthanc REST API: " << webServiceParameters.GetUrl();
221
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208
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209 {
242
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210 OrthancPlugins::OrthancHttpConnection orthanc(webServiceParameters);
221
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211 if (!MessagingToolbox::CheckOrthancVersion(orthanc))
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212 {
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213 LOG(ERROR) << "Your version of Orthanc is incompatible with Stone of Orthanc, please upgrade";
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214 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol);
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215 }
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216 }
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217
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218
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219 /****************************************************************
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220 * Initialize the application
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221 ****************************************************************/
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222
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223 LOG(WARNING) << "Creating the widgets of the application";
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224
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225 LogStatusBar statusBar;
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226
242
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227 boost::mutex stoneGlobalMutex;
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228 Oracle oracle(stoneGlobalMutex, 4); // use 4 threads to download content
251
192e6e349e69 first usage of new message system (in SDL only)
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229 OracleWebService webService(broker, oracle, webServiceParameters);
242
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230 BasicSdlApplicationContext context(webService);
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231
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232 application.Initialize(&context, statusBar, parameters);
221
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233
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234 {
222
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235 BasicSdlApplicationContext::ViewportLocker locker(context);
242
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236 context.SetCentralWidget(application.GetCentralWidget());
221
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237 locker.GetViewport().SetStatusBar(statusBar);
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238 }
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239
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240 std::string title = application.GetTitle();
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241 if (title.empty())
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242 {
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243 title = "Stone of Orthanc";
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244 }
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245
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246 {
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247 /**************************************************************
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248 * Run the application inside a SDL window
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249 **************************************************************/
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250
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251 LOG(WARNING) << "Starting the application";
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252
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253 SdlWindow window(title.c_str(), width, height, opengl);
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254 SdlEngine sdl(window, context);
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255
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256 {
222
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257 BasicSdlApplicationContext::ViewportLocker locker(context);
221
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258 locker.GetViewport().Register(sdl); // (*)
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259 }
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260
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261 context.Start();
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262 sdl.Run();
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263
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264 LOG(WARNING) << "Stopping the application";
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265
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266 // Don't move the "Stop()" command below out of the block,
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267 // otherwise the application might crash, because the
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268 // "SdlEngine" is an observer of the viewport (*) and the
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269 // update thread started by "context.Start()" would call a
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270 // destructed object (the "SdlEngine" is deleted with the
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271 // lexical scope).
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272 context.Stop();
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273 }
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274
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275
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276 /****************************************************************
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277 * Finalize the application
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278 ****************************************************************/
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279
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280 LOG(WARNING) << "The application has stopped";
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281 application.Finalize();
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282 }
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283 catch (Orthanc::OrthancException& e)
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284 {
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285 LOG(ERROR) << "EXCEPTION: " << e.What();
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286 success = false;
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287 }
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288
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289
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290 /******************************************************************
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291 * Finalize all the subcomponents of Orthanc Stone
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292 ******************************************************************/
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293
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294 SdlWindow::GlobalFinalize();
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295 Orthanc::HttpClient::GlobalFinalize();
260
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296 Orthanc::Toolbox::FinalizeOpenSsl();
221
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297
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298 return (success ? 0 : -1);
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299 }
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300
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301 }