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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 #include "BasicSdlApplicationContext.h"
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23
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24 namespace OrthancStone
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25 {
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26 IWidget& BasicSdlApplicationContext::SetCentralWidget(IWidget* widget) // Takes ownership
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27 {
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28 centralViewport_.SetCentralWidget(widget);
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29 return *widget;
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30 }
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31
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32
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33 void BasicSdlApplicationContext::UpdateThread(BasicSdlApplicationContext* that)
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34 {
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35 while (!that->stopped_)
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36 {
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37 {
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38 ViewportLocker locker(*that);
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39 locker.GetViewport().UpdateContent();
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40 }
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41
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42 boost::this_thread::sleep(boost::posix_time::milliseconds(that->updateDelay_));
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43 }
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44 }
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45
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46
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47 BasicSdlApplicationContext::BasicSdlApplicationContext(Orthanc::WebServiceParameters& orthanc) :
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48 oracle_(viewportMutex_, 4), // Use 4 threads to download
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49 //oracle_(viewportMutex_, 1), // Disable threading to be reproducible
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50 webService_(oracle_, orthanc),
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51 stopped_(true),
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52 updateDelay_(100) // By default, 100ms between each refresh of the content
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53 {
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54 srand(time(NULL));
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55 }
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56
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57
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58 void BasicSdlApplicationContext::Start()
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59 {
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60 oracle_.Start();
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61
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62 if (centralViewport_.HasUpdateContent())
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63 {
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64 stopped_ = false;
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65 updateThread_ = boost::thread(UpdateThread, this);
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66 }
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67 }
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68
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69
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70 void BasicSdlApplicationContext::Stop()
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71 {
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72 stopped_ = true;
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73
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74 if (updateThread_.joinable())
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75 {
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76 updateThread_.join();
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77 }
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78
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79 oracle_.Stop();
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80 }
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81 }
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