cxTimedAlgorithmProgressBar.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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   this list of conditions and the following disclaimer.

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   and/or other materials provided with the distribution.

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   may be used to endorse or promote products derived from this software 
   without specific prior written permission.

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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
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#include "cxTimedAlgorithmProgressBar.h"
#include <QtWidgets>

#include "cxTimedAlgorithm.h"

#include "cxDisplayTimerWidget.h"

namespace cx
{

TimedAlgorithmProgressBar::TimedAlgorithmProgressBar(QWidget* parent) :
    mShowTextLabel(true)
{
        QHBoxLayout* layout = new QHBoxLayout(this);
        layout->setMargin(0);

        mLabel = new QLabel;
    mLabel->hide();
    layout->addWidget(mLabel);

        mTimerWidget = new DisplayTimerWidget(this);
        mTimerWidget->setFontSize(3);
    mTimerWidget->hide();
    layout->addWidget(mTimerWidget);

        mProgressBar = new QProgressBar;
        mProgressBar->hide();
        layout->addWidget(mProgressBar);
}

void TimedAlgorithmProgressBar::attach(std::set<cx::TimedAlgorithmPtr> threads)
{
        std::set<cx::TimedAlgorithmPtr>::iterator iter;
        for(iter=threads.begin(); iter!=threads.end(); ++iter)
                this->attach(*iter);
}

void TimedAlgorithmProgressBar::detach(std::set<cx::TimedAlgorithmPtr> threads)
{
        std::set<cx::TimedAlgorithmPtr>::iterator iter;
        for(iter=threads.begin(); iter!=threads.end(); ++iter)
                this->detach(*iter);
}

void TimedAlgorithmProgressBar::attach(TimedAlgorithmPtr algorithm)
{
        if (mAlgorithm.count(algorithm))
                return;

        if (algorithm)
        {
                connect(algorithm.get(), SIGNAL(started(int)), this, SLOT(algorithmStartedSlot(int)));
                connect(algorithm.get(), SIGNAL(finished()), this, SLOT(algorithmFinishedSlot()));
                connect(algorithm.get(), SIGNAL(productChanged()), this, SLOT(productChangedSlot()));
        }

        mAlgorithm.insert(algorithm);
}

void TimedAlgorithmProgressBar::detach(TimedAlgorithmPtr algorithm)
{
        if (!mAlgorithm.count(algorithm))
                return;

        if (algorithm)
        {
                disconnect(algorithm.get(), SIGNAL(started(int)), this, SLOT(algorithmStartedSlot(int)));
                disconnect(algorithm.get(), SIGNAL(finished()), this, SLOT(algorithmFinishedSlot()));
                disconnect(algorithm.get(), SIGNAL(productChanged()), this, SLOT(productChangedSlot()));
                this->algorithmFinished(algorithm.get());
        }

        mAlgorithm.erase(algorithm);
}

void TimedAlgorithmProgressBar::productChangedSlot()
{
        TimedBaseAlgorithm* algo = dynamic_cast<TimedBaseAlgorithm*>(sender());
        QString product = "algorithm";
        if (algo)
                product = algo->getProduct();

        mLabel->setText(product);
}

void TimedAlgorithmProgressBar::setShowTextLabel(bool on)
{
    mShowTextLabel = on;
    if (mLabel->isVisible())
        mLabel->setVisible(on);
}

void TimedAlgorithmProgressBar::algorithmStartedSlot(int maxSteps)
{
        TimedBaseAlgorithm* algo = dynamic_cast<TimedBaseAlgorithm*>(sender());
        QString product = "algorithm";
        if (algo)
                product = algo->getProduct();

        mLabel->setText(product);
    mLabel->setVisible(mShowTextLabel);
        mStartedAlgos.insert(algo);

        mTimerWidget->show();
        mTimerWidget->start();

        mProgressBar->setRange(0, maxSteps);
        mProgressBar->setValue(0);
        mProgressBar->show();
}

void TimedAlgorithmProgressBar::algorithmFinishedSlot()
{
        TimedBaseAlgorithm* algo = dynamic_cast<TimedBaseAlgorithm*>(sender());
        this->algorithmFinished(algo);
}

void TimedAlgorithmProgressBar::algorithmFinished(TimedBaseAlgorithm* algo)
{
        QString product = "algorithm";
        if (algo)
                product = algo->getProduct();

        mStartedAlgos.erase(algo);
        if (!mStartedAlgos.empty())
                return;

        mProgressBar->setValue(0);
        mProgressBar->hide();
        mLabel->hide();

        mTimerWidget->hide();
        mTimerWidget->stop();
}

}