QmitkHistogramWidget.h

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/*=========================================================================
 
Program:   Medical Imaging & Interaction Toolkit
Language:  C++
Date:      $Date$
Version:   $Revision: 1.12 $
 
Copyright (c) German Cancer Research Center, Division of Medical and
Biological Informatics. All rights reserved.
See MITKCopyright.txt or https://www.mitk.org/copyright.html for details.
 
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the above copyright notices for more information.
 
=========================================================================*/

#ifndef QMITKHistogramWidget_H_
#define QMITKHistogramWidget_H_

#include <qlayout.h>
#include "QmitkExtExports.h"
#include <qtextedit.h>
#include <qdialog.h>
#include <qwt_plot.h>
#include <qwt_plot_marker.h>
#include <qwt_plot_zoomer.h>
#include <qwt_plot_picker.h>

#include "QmitkHistogram.h"
#include "mitkImage.h"

#include <itkHistogram.h>

class QmitkExt_EXPORT QmitkHistogramWidget: public QDialog
{
  Q_OBJECT

public:

  //overloaded constructor to choose between showing only the histogram or the histogram and the report
  QmitkHistogramWidget(QWidget *parent = 0, bool showreport = false);
  virtual ~QmitkHistogramWidget();

  typedef mitk::Image::HistogramType   HistogramType;

  void SetHistogram(HistogramType::ConstPointer histogram);
  void SetHistogram(mitk::Image* mitkImage);

  void SetReport(std::string report);

  double GetMarkerPosition();

protected slots:

  void OnSelect( const QwtDoublePoint &pos );

protected:

  // convenience fct. for rounding doubles to integral numbers
  double Round(double val);

  void InitializeMarker();
  void InitializeZoomer();

  QwtPlot*        m_Plot;
  QTextEdit*      m_Textedit;
  QwtPlotMarker*  m_Marker;
  QwtPlotPicker*  m_Picker;
  QwtPlotZoomer*  m_Zoomer;
  QmitkHistogram* m_Histogram;
};

#endif /* QMITKHistogramWidget_H_ */