cxImagePreviewWidget.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 "cxImagePreviewWidget.h"

#include <QFile>
#include <QPicture>
#include <QVBoxLayout>
#include <QLabel>


namespace cx
{
ImagePreviewWidget::ImagePreviewWidget(QWidget* parent) :
                FileWatcherWidget(parent, "ImagePreviewWidget", "Image Preview"),
                mDisplayLabel(new QLabel())
{
        this->setToolTip("Preview of an image file");
        mDisplayLabel->setAlignment(Qt::AlignCenter);

  QVBoxLayout* layout = new QVBoxLayout(this);
  layout->setMargin(0);
  layout->addWidget(mDisplayLabel);

}

ImagePreviewWidget::~ImagePreviewWidget()
{
}

void ImagePreviewWidget::setSize(int width, int height)
{
        mDisplayLabel->setFixedSize(width, height);
}

void ImagePreviewWidget::previewFileSlot(const QString& absoluteFilePath)
{
  QString imageText = "";
  if(this->internalOpenNewFile(absoluteFilePath)){
        QPixmap map;
        map.load(absoluteFilePath);
        mDisplayLabel->setPixmap(map.scaled(mDisplayLabel->width(), mDisplayLabel->height(), Qt::KeepAspectRatio));
  }else{
        imageText = "Image missing!";
  }
        mDisplayLabel->setText(imageText);
        mCurrentFile->close();

}

} /* namespace cx */