cxAllFiltersWidget.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.

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modification, are permitted provided that the following conditions are met:

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   this list of conditions and the following disclaimer.

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   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 
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#include "cxAllFiltersWidget.h"

#include "cxStringProperty.h"


#include "cxLabeledComboBoxWidget.h"
#include "cxTimedAlgorithmProgressBar.h"
#include "cxLogger.h"
#include "cxDummyFilter.h"
#include "cxBinaryThresholdImageFilter.h"
#include "cxBinaryThinningImageFilter3DFilter.h"
#include "cxContourFilter.h"
#include "cxSmoothingImageFilter.h"
#include "cxResampleImageFilter.h"
#include "cxFilterPresetWidget.h"
#include "cxDilationFilter.h"
#include "cxPluginFramework.h"
#include "cxLogicManager.h"
#include <boost/bind.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/shared_ptr.hpp>
#include "cxNullDeleter.h"
#include "cxProfile.h"

namespace cx {

AllFiltersWidget::AllFiltersWidget(VisServicesPtr services, QWidget* parent) :
        BaseWidget(parent, "algorithm_widgets_configurable_filter", "Configurable Filter")
{
        XmlOptionFile options = profile()->getXmlSettings().descend("filterwidget");
        mFilters.reset(new FilterGroup(options));
        mFilters->append(FilterPtr(new BinaryThresholdImageFilter(services)));
        mFilters->append(FilterPtr(new BinaryThinningImageFilter3DFilter(services)));
        mFilters->append(FilterPtr(new ContourFilter(services)));
        mFilters->append(FilterPtr(new SmoothingImageFilter(services)));
        mFilters->append(FilterPtr(new ResampleImageFilter(services)));
        mFilters->append(FilterPtr(new DilationFilter(services)));

        mServiceListener.reset(
                        new ServiceTrackerListener<Filter>(
                                        LogicManager::getInstance()->getPluginContext(),
                                        boost::bind(&AllFiltersWidget::onServiceAdded, this, _1),
                                        boost::function<void(Filter*)>(),
                                        boost::bind(&AllFiltersWidget::onServiceRemoved, this, _1)));
        mServiceListener->open();

        QStringList availableFilters;
        std::map<QString,QString> names;
        for (unsigned i=0; i<mFilters->size(); ++i)
        {
                availableFilters << mFilters->get(i)->getUid();
                names[mFilters->get(i)->getUid()] = mFilters->get(i)->getName();
        }

        mFilterSelector = StringProperty::initialize("filterSelector",
                                                                "Filter",
                                                                "Select which filter to use.",
                                                                availableFilters[0],
                                                                availableFilters,
                                                                options.getElement());
        mFilterSelector->setDisplayNames(names);
        connect(mFilterSelector.get(), &StringProperty::valueWasSet,
                        this, &AllFiltersWidget::filterChangedSlot);

        QVBoxLayout* topLayout = new QVBoxLayout(this);

        QHBoxLayout* filterLayout = new QHBoxLayout;
        topLayout->addLayout(filterLayout);

        filterLayout->addWidget(new LabeledComboBoxWidget(this, mFilterSelector));

        //Add detailed button
        QAction* detailsAction = this->createAction(this,
                  QIcon(":/icons/open_icon_library/system-run-5.png"),
                  "Details", "Show Details",
                  SLOT(toggleDetailsSlot()),
                  NULL);

        QToolButton* detailsButton = new QToolButton();
        detailsButton->setObjectName("DetailedButton");
        detailsButton->setDefaultAction(detailsAction);
//      editsLayout->addWidget(detailsButton, 0, 2);
        filterLayout->addWidget(detailsButton);

        //Add run button
        QAction* runAction = this->createAction(this,
                                                QIcon(":/icons/open_icon_library/arrow-right-3.png"),
                                                "Run Filter", "",
                                                SLOT(runFilterSlot()),
                                                NULL);

        CXSmallToolButton* button = new CXSmallToolButton();
        button->setObjectName("RunFilterButton");
        button->setDefaultAction(runAction);
        filterLayout->addWidget(button);

        mTimedAlgorithmProgressBar = new cx::TimedAlgorithmProgressBar;
        topLayout->addWidget(mTimedAlgorithmProgressBar);

        mSetupWidget = new FilterSetupWidget(services, this, options, false);
        topLayout->addWidget(mSetupWidget);

        topLayout->addStretch();

        this->filterChangedSlot();
}

QString AllFiltersWidget::generateHelpText() const
{
        return QString("<html>"
                       "<h3>Filter Widget.</h3>"
                       "<p>Select one type of filter.</p>"
                       "<p><i>Currently selected filter:</i></p>"
                       "<p>%1</p>"
                                   "</html>").arg(mSetupWidget->generateHelpText());
}

void AllFiltersWidget::filterChangedSlot()
{
        for (unsigned i=0; i<mFilters->size(); ++i)
        {
                if (mFilters->get(i)->getUid() == mFilterSelector->getValue())
                {
                        mCurrentFilter = mFilters->get(i);
                }
        }

        mSetupWidget->setFilter(mCurrentFilter);
        mFilterSelector->setHelp(this->generateHelpText());
}

void AllFiltersWidget::toggleDetailsSlot()
{
        mSetupWidget->toggleDetailed();

}

void AllFiltersWidget::runFilterSlot()
{
        if (!mCurrentFilter)
                return;
        if (mThread)
        {
                reportWarning(QString("Last operation on %1 is not finished. Could not start filtering")
                                                   .arg(mThread->getFilter()->getName()));
                return;
        }

        mThread.reset(new FilterTimedAlgorithm(mCurrentFilter));
        connect(mThread.get(), SIGNAL(finished()), this, SLOT(finishedSlot()));
        mTimedAlgorithmProgressBar->attach(mThread);

        mThread->execute();
}

void AllFiltersWidget::finishedSlot()
{
        mTimedAlgorithmProgressBar->detach(mThread);
        disconnect(mThread.get(), SIGNAL(finished()), this, SLOT(finishedSlot()));
        mThread.reset();
}

void AllFiltersWidget::onServiceAdded(Filter* service)
{
        mFilters->append(FilterPtr(service, null_deleter()));
}

void AllFiltersWidget::onServiceRemoved(Filter *service)
{
        mFilters->remove(service);
}


} /* namespace cx */