QmitkNumberPropertyEditor.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
#ifndef QmitkNumberPropertyEditor_h
#define QmitkNumberPropertyEditor_h
 
#include "MitkQtWidgetsExtExports.h"
#include <QSpinBox>
#include <mitkProperties.h>
#include <mitkPropertyObserver.h>
 
class MITKQTWIDGETSEXT_EXPORT QmitkNumberPropertyEditor : public QSpinBox, public mitk::PropertyEditor
{
  Q_OBJECT
  Q_PROPERTY(short decimalPlaces READ getDecimalPlaces WRITE setDecimalPlaces)
  Q_PROPERTY(bool showPercent READ getShowPercent WRITE setShowPercent)
  Q_PROPERTY(int minValue READ minValue WRITE setMinValue)
  Q_PROPERTY(int maxValue READ maxValue WRITE setMaxValue)
 
public:
  QmitkNumberPropertyEditor(mitk::IntProperty *, QWidget *parent);
  QmitkNumberPropertyEditor(mitk::FloatProperty *, QWidget *parent);
  QmitkNumberPropertyEditor(mitk::DoubleProperty *, QWidget *parent);
 
  ~QmitkNumberPropertyEditor() override;
 
  short getDecimalPlaces() const;
  void setDecimalPlaces(short);
 
  bool getShowPercent() const;
  void setShowPercent(bool);
 
  int minValue() const;
  void setMinValue(int);
  int maxValue() const;
  void setMaxValue(int);
  double doubleValue() const;
  void setDoubleValue(double);
 
protected:
  void initialize();
 
  QString textFromValue(int) const override;
  int valueFromText(const QString &) const override;
 
  void PropertyChanged() override;
  void PropertyRemoved() override;
 
  void DisplayNumber();
 
  union {
    mitk::GenericProperty<int> *m_IntProperty;
    mitk::GenericProperty<float> *m_FloatProperty;
    mitk::GenericProperty<double> *m_DoubleProperty;
  };
 
  const int m_DataType;
 
  short m_DecimalPlaces;            // how many decimal places are shown
  double m_FactorPropertyToSpinbox; // internal conversion factor. neccessary because spinbox ranges work only with ints
  double m_FactorSpinboxToDisplay;  // internal conversion factor. neccessary because spinbox ranges work only with ints
  bool m_ShowPercents;              // whether values are given in percent (0.5 -> 50%)
 
protected slots:
 
  void onValueChanged(int);
 
private:
  void adjustFactors(short, bool);
 
  bool m_SelfChangeLock;
};
 
#endif