CustusX  15.8
An IGT application
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cxImagePreviewWidget.cpp
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1 /*=========================================================================
2 This file is part of CustusX, an Image Guided Therapy Application.
3 
4 Copyright (c) 2008-2014, SINTEF Department of Medical Technology
5 All rights reserved.
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7 Redistribution and use in source and binary forms, with or without
8 modification, are permitted provided that the following conditions are met:
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10 1. Redistributions of source code must retain the above copyright notice,
11  this list of conditions and the following disclaimer.
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31 =========================================================================*/
32 
33 #include "cxImagePreviewWidget.h"
34 
35 #include <QFile>
36 #include <QPicture>
37 #include <QVBoxLayout>
38 #include <QLabel>
39 
40 
41 namespace cx
42 {
44  FileWatcherWidget(parent, "ImagePreviewWidget", "Image Preview"),
45  mDisplayLabel(new QLabel())
46 {
47  this->setToolTip("Preview of an image file");
48  mDisplayLabel->setAlignment(Qt::AlignCenter);
49 
50  QVBoxLayout* layout = new QVBoxLayout(this);
51  layout->setMargin(0);
52  layout->addWidget(mDisplayLabel);
53 
54 }
55 
57 {
58 }
59 
60 void ImagePreviewWidget::setSize(int width, int height)
61 {
62  mDisplayLabel->setFixedSize(width, height);
63 }
64 
65 void ImagePreviewWidget::previewFileSlot(const QString& absoluteFilePath)
66 {
67  QString imageText = "";
68  if(this->internalOpenNewFile(absoluteFilePath)){
69  QPixmap map;
70  map.load(absoluteFilePath);
71  mDisplayLabel->setPixmap(map.scaled(mDisplayLabel->width(), mDisplayLabel->height(), Qt::KeepAspectRatio));
72  }else{
73  imageText = "Image missing!";
74  }
75  mDisplayLabel->setText(imageText);
76  mCurrentFile->close();
77 
78 }
79 
80 } /* namespace cx */
bool internalOpenNewFile(const QString absoluteFilePath)
virtual void previewFileSlot(const QString &absoluteFilePath)
boost::shared_ptr< QFile > mCurrentFile
ImagePreviewWidget(QWidget *parent)
Baseclass for widgets that should watch a file.
void setSize(int width, int height)