cxLogicManager.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.

Copyright (c) 2008-2014, SINTEF Department of Medical Technology
All rights reserved.

Redistribution and use in source and binary forms, with or without 
modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, 
   this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, 
   this list of conditions and the following disclaimer in the documentation 
   and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its contributors 
   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
=========================================================================*/
#include <cxLogicManager.h>

#include <QApplication>
#include <ctkPluginContext.h>
#include "cxLogger.h"
#include "cxVideoServiceProxy.h"
#include "cxStateService.h"
#include "cxGPUImageBuffer.h"
#include "cxSettings.h"
#include "cxSpaceProviderImpl.h"
#include "cxDataFactory.h"
#include "cxCoreServices.h"
#include "cxTypeConversions.h"
#include "cxSharedPointerChecker.h"
#include "cxPluginFramework.h"
#include "cxVideoServiceProxy.h"
#include "cxTrackingServiceProxy.h"
#include "cxPatientModelServiceProxy.h"
#include "cxStateServiceProxy.h"
#include "cxViewServiceProxy.h"
#include "cxSessionStorageServiceProxy.h"
#include "cxReporter.h"
#include "cxProfile.h"


namespace cx
{

TrackingServicePtr trackingService()
{
        return logicManager()->getTrackingService();
}
SpaceProviderPtr spaceProvider()
{
        return logicManager()->getSpaceProvider();
}
PatientModelServicePtr patientService()
{
        return logicManager()->getPatientModelService();
}
VideoServicePtr videoService()
{
        return logicManager()->getVideoService();
}
StateServicePtr stateService()
{
        return logicManager()->getStateService();
}
ViewServicePtr viewService()
{
        return logicManager()->getViewService();
}
SessionStorageServicePtr sessionStorageService()
{
        return logicManager()->getSessionStorageService();
}


//---------------------------------------------------------
//---------------------------------------------------------
//---------------------------------------------------------

// --------------------------------------------------------
LogicManager* LogicManager::mInstance = NULL; 
// --------------------------------------------------------

LogicManager* logicManager()
{
        return LogicManager::getInstance();
}

void LogicManager::initializeBasic()
{
        LogicManager::getInstance()->basicSetup();
}

void LogicManager::initialize(ApplicationComponentPtr component)
{
        LogicManager::getInstance()->initializeServices();
        LogicManager::getInstance()->setApplicationComponent(component);

        // we might want to use this one, in order to shutdown within the main loop
//      connect(qApp, &QApplication::aboutToQuit, LogicManager::getInstance(), &LogicManager::shutdown);
}

void LogicManager::shutdown()
{
        LogicManager::getInstance()->shutdownServices();

        delete mInstance;
        mInstance = NULL;
}

void LogicManager::initializeServices()
{
        CX_LOG_INFO() << " --- Initialize services for " << qApp->applicationName() << "...";

        this->basicSetup();

        mPluginFramework->loadState();

        if (mComponent)
                mComponent->create();

        CX_LOG_DEBUG() << " --- End initialize services.";
}

void LogicManager::basicSetup()
{
        ProfileManager::initialize();
        Reporter::initialize();

        mPluginFramework = PluginFrameworkManager::create();
        mPluginFramework->start();
        mPluginFramework->setSearchPaths(QStringList());

        this->createLegacyStoredServices();
}

void LogicManager::createLegacyStoredServices()
{
        // services layer
        ctkPluginContext* pc = this->getPluginContext();

        mTrackingService = TrackingServiceProxy::create(pc);
        mPatientModelService = PatientModelServiceProxy::create(pc);
        mVideoService = VideoServiceProxy::create(pc);
        mViewService = ViewServiceProxy::create(pc);
        connect(mPluginFramework.get(), &PluginFrameworkManager::aboutToStop, mViewService.get(), &ViewService::aboutToStop);
        mStateService = StateServiceProxy::create(pc);
        mSessionStorageService = SessionStorageServiceProxy::create(pc);

        mSpaceProvider.reset(new cx::SpaceProviderImpl(mTrackingService, mPatientModelService));
}

void LogicManager::setApplicationComponent(ApplicationComponentPtr component)
{
        if (mComponent)
                mComponent->destroy();

        mComponent = component;

        if (mComponent)
                mComponent->create();
}

void LogicManager::restartWithNewProfile(QString uid)
{
        QMetaObject::invokeMethod(this, "onRestartWithNewProfile",
                                                          Qt::QueuedConnection,
                                                          Q_ARG(QString, uid));
}

void LogicManager::onRestartWithNewProfile(QString uid)
{
        if (profile()->getUid()==uid)
                return;
    this->restartServicesWithProfile(uid);
}

void LogicManager::restartServicesWithProfile(QString uid)
{
    this->shutdownServices();
    ProfileManager::getInstance()->setActiveProfile(uid);
    this->initializeServices();
}

void LogicManager::shutdownServices()
{
        CX_LOG_INFO() << " --- Shutting down " << qApp->applicationName() << "...";

        this->getPatientModelService()->autoSave();

        if (mComponent)
                mComponent->destroy(); // this is the GUI - delete first

        mPluginFramework->stop();

        this->shutdownLegacyStoredServices();
        mPluginFramework.reset();
        GPUImageBufferRepository::shutdown();
        Reporter::shutdown();
        ProfileManager::shutdown();

        CX_LOG_DEBUG() << " --- End shutdown services";
}

void LogicManager::shutdownLegacyStoredServices()
{
        this->shutdownService(mSpaceProvider, "SpaceProvider"); // remove before patmodel and track
        this->shutdownService(mStateService, "StateService");
        this->shutdownService(mViewService, "ViewService");
        this->shutdownService(mTrackingService, "TrackingService");
        this->shutdownService(mPatientModelService, "PatientModelService");
        this->shutdownService(mVideoService, "VideoService");
        this->shutdownService(mSessionStorageService, "SessionStorageService");
}


template<class T>
void LogicManager::shutdownService(boost::shared_ptr<T>& service, QString name)
{
        requireUnique(service, name);
        service.reset();
}

PatientModelServicePtr LogicManager::getPatientModelService()
{
        return mPatientModelService;
}
TrackingServicePtr LogicManager::getTrackingService()
{
        return mTrackingService;
}
VideoServicePtr LogicManager::getVideoService()
{
        return mVideoService;
}
StateServicePtr LogicManager::getStateService()
{
        return mStateService;
}
SpaceProviderPtr LogicManager::getSpaceProvider()
{
        return mSpaceProvider;
}
ViewServicePtr LogicManager::getViewService()
{
        return mViewService;
}
SessionStorageServicePtr LogicManager::getSessionStorageService()
{
        return mSessionStorageService;
}
PluginFrameworkManagerPtr LogicManager::getPluginFramework()
{
        return mPluginFramework;
}
ctkPluginContext* LogicManager::getPluginContext()
{
        return this->getPluginFramework()->getPluginContext();
}

LogicManager* LogicManager::getInstance()
{
        if (!mInstance)
        {
                mInstance = new LogicManager;
        }
        return mInstance;
}

LogicManager::LogicManager()
{
}

LogicManager::~LogicManager()
{

}

}