Mercurial > hg > orthanc-stone
diff Applications/Sdl/BasicSdlApplicationContext.cpp @ 222:84844649a8fd am
continued: reusable applications
author | am@osimis.io |
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date | Tue, 12 Jun 2018 17:21:15 +0200 |
parents | |
children | 68856534f005 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Applications/Sdl/BasicSdlApplicationContext.cpp Tue Jun 12 17:21:15 2018 +0200 @@ -0,0 +1,81 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2018 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#include "BasicSdlApplicationContext.h" + +namespace OrthancStone +{ + IWidget& BasicSdlApplicationContext::SetCentralWidget(IWidget* widget) // Takes ownership + { + centralViewport_.SetCentralWidget(widget); + return *widget; + } + + + void BasicSdlApplicationContext::UpdateThread(BasicSdlApplicationContext* that) + { + while (!that->stopped_) + { + { + ViewportLocker locker(*that); + locker.GetViewport().UpdateContent(); + } + + boost::this_thread::sleep(boost::posix_time::milliseconds(that->updateDelay_)); + } + } + + + BasicSdlApplicationContext::BasicSdlApplicationContext(Orthanc::WebServiceParameters& orthanc) : + oracle_(viewportMutex_, 4), // Use 4 threads to download + //oracle_(viewportMutex_, 1), // Disable threading to be reproducible + webService_(oracle_, orthanc), + stopped_(true), + updateDelay_(100) // By default, 100ms between each refresh of the content + { + srand(time(NULL)); + } + + + void BasicSdlApplicationContext::Start() + { + oracle_.Start(); + + if (centralViewport_.HasUpdateContent()) + { + stopped_ = false; + updateThread_ = boost::thread(UpdateThread, this); + } + } + + + void BasicSdlApplicationContext::Stop() + { + stopped_ = true; + + if (updateThread_.joinable()) + { + updateThread_.join(); + } + + oracle_.Stop(); + } +}