#include <QmitkNumberPropertySlider.h>

Inheritance diagram for QmitkNumberPropertySlider:

Collaboration diagram for QmitkNumberPropertySlider:

Public Member Functions
	QmitkNumberPropertySlider (mitk::IntProperty , QWidget parent, const char *name=0)
	QmitkNumberPropertySlider (mitk::FloatProperty , QWidget parent, const char *name=0)
	QmitkNumberPropertySlider (mitk::DoubleProperty , QWidget parent, const char *name=0)
virtual	~QmitkNumberPropertySlider ()
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 Slots
void	onValueChanged (int)
Protected Member Functions
void	initialize ()
virtual void	PropertyChanged ()
virtual void	PropertyRemoved ()
void	DisplayNumber ()
Protected Attributes
union {
mitk::GenericProperty< int > * m_IntProperty
mitk::GenericProperty< float > * m_FloatProperty
mitk::GenericProperty< double > * m_DoubleProperty
};
const int	m_DataType
short	m_DecimalPlaces
double	m_FactorPropertyToSlider
double	m_FactorSliderToDisplay
bool	m_ShowPercents
Properties
short	decimalPlaces
bool	showPercent
int	minValue
int	maxValue

Detailed Description

Definition at line 26 of file QmitkNumberPropertySlider.h.

Constructor & Destructor Documentation

QmitkNumberPropertySlider::QmitkNumberPropertySlider	(	mitk::IntProperty *	property,
		QWidget *	parent,
		const char *	name = `0`
	)

Definition at line 28 of file QmitkNumberPropertySlider.cpp.

References initialize().

: QSlider( parent ),
  PropertyEditor( property ),
  m_IntProperty(property),
  m_DataType(DT_INT)
{
  initialize();
}

QmitkNumberPropertySlider::QmitkNumberPropertySlider	(	mitk::FloatProperty *	property,
		QWidget *	parent,
		const char *	name = `0`
	)

Definition at line 37 of file QmitkNumberPropertySlider.cpp.

References initialize().

: QSlider( parent ),
  PropertyEditor( property ),
  m_FloatProperty(property),
  m_DataType(DT_FLOAT)
{
  initialize();
}

QmitkNumberPropertySlider::QmitkNumberPropertySlider	(	mitk::DoubleProperty *	property,
		QWidget *	parent,
		const char *	name = `0`
	)

Definition at line 46 of file QmitkNumberPropertySlider.cpp.

References initialize().

: QSlider( parent ),
  PropertyEditor( property ),
  m_DoubleProperty(property),
  m_DataType(DT_DOUBLE)
{
  initialize();
}

QmitkNumberPropertySlider::~QmitkNumberPropertySlider ( ) [virtual]

Definition at line 55 of file QmitkNumberPropertySlider.cpp.

{
}

Member Function Documentation

void QmitkNumberPropertySlider::DisplayNumber ( ) [protected]

Definition at line 246 of file QmitkNumberPropertySlider.cpp.

References DT_DOUBLE, DT_FLOAT, DT_INT, mitk::GenericProperty< T >::GetValue(), m_DataType, m_DoubleProperty, m_FloatProperty, m_IntProperty, mitk::PropertyEditor::m_Property, and setDoubleValue().

Referenced by initialize(), PropertyChanged(), setDecimalPlaces(), and setShowPercent().

{
  if (! m_Property ) return;

  m_SelfChangeLock = true;
  switch (m_DataType)
  {
        /*
    case DT_SHORT:
      {
        short s = m_ShortProperty->GetValue();
        QSlider::setValue( s );
        break;
      }
        */
    case DT_INT:
      {
        int i = m_IntProperty->GetValue();
        QSlider::setValue( i );
        break;
      }
    case DT_FLOAT:
      {
        float f = m_FloatProperty->GetValue();
        setDoubleValue( f );
        break;
      }
    case DT_DOUBLE:
      {
        double d = m_DoubleProperty->GetValue();
        setDoubleValue( d );
        break;
      }
    default:
      break;
  }
  m_SelfChangeLock = false;
}

double QmitkNumberPropertySlider::doubleValue ( ) const

Definition at line 178 of file QmitkNumberPropertySlider.cpp.

References m_FactorPropertyToSlider.

{
  return static_cast<double>((QSlider::value()) / m_FactorPropertyToSlider );
}

short QmitkNumberPropertySlider::getDecimalPlaces ( ) const

Definition at line 111 of file QmitkNumberPropertySlider.cpp.

References m_DecimalPlaces.

{
  return m_DecimalPlaces;
}

bool QmitkNumberPropertySlider::getShowPercent ( ) const

Definition at line 132 of file QmitkNumberPropertySlider.cpp.

References m_ShowPercents.

{
  return m_ShowPercents;
}

void QmitkNumberPropertySlider::initialize ( ) [protected]

Definition at line 59 of file QmitkNumberPropertySlider.cpp.

References DisplayNumber(), m_DecimalPlaces, m_FactorPropertyToSlider, m_FactorSliderToDisplay, m_ShowPercents, and onValueChanged().

Referenced by QmitkNumberPropertySlider().

{ // only to be called from constructors
  
  // spinbox settings
  //setValidator(0);
  //setSuffix("");
  setOrientation( Qt::Horizontal );
  
  // protected
  m_DecimalPlaces = 0;
  m_FactorPropertyToSlider = 1.0;
  m_FactorSliderToDisplay = 1.0;
  m_ShowPercents = false;
 
  // private
  m_SelfChangeLock = false;

  connect( this, SIGNAL(valueChanged(int)), this, SLOT(onValueChanged(int)) );
 
  // display current value of our property
  DisplayNumber();
}

int QmitkNumberPropertySlider::maxValue ( ) const

int QmitkNumberPropertySlider::minValue ( ) const

void QmitkNumberPropertySlider::onValueChanged ( int value ) [protected, slot]

Definition at line 189 of file QmitkNumberPropertySlider.cpp.

References mitk::PropertyObserver::BeginModifyProperty(), DT_DOUBLE, DT_FLOAT, DT_INT, mitk::PropertyObserver::EndModifyProperty(), mitk::RenderingManager::GetInstance(), m_DataType, m_DoubleProperty, m_FactorPropertyToSlider, m_FloatProperty, m_IntProperty, ROUND, and mitk::GenericProperty< T >::SetValue().

Referenced by initialize().

{
  if (m_SelfChangeLock) return; // valueChanged is even emitted, when this widget initiates a change to its value
                                // this may be useful some times, but in this use, it would be wrong:
                                //   (A) is an editor with 3 decimal places
                                //   (B) is an editor with 2 decimal places
                                //   User changes A's displayed value to 4.002
                                //   A's onValueChanged gets called, sets the associated Property to 4.002
                                //   B's onPropertyChanged gets called, sets its display to 4.00
                                //   B's onValueChanged gets called and sets the associated Property to 4.00
                                //   A's onPropertyChanged gets called, sets its display to 4.000

  BeginModifyProperty();
  
  double newValue( value / m_FactorPropertyToSlider );
    
  switch (m_DataType)
  {
        /*
    case DT_SHORT:
      {
        m_ShortProperty->SetValue(ROUND_SHORT(newValue));
        break;
      }
    */
    case DT_INT:
      {
        m_IntProperty->SetValue(ROUND(newValue));
        break;
      }
    case DT_FLOAT:
      {
        m_FloatProperty->SetValue(newValue);
        break;
      }
    case DT_DOUBLE:
      {
        m_DoubleProperty->SetValue(newValue);
        break;
      }
  }
  mitk::RenderingManager::GetInstance()->RequestUpdateAll();
  
  EndModifyProperty();
}

void QmitkNumberPropertySlider::PropertyChanged ( ) [protected, virtual]

Implements mitk::PropertyObserver.

Definition at line 235 of file QmitkNumberPropertySlider.cpp.

References DisplayNumber(), and mitk::RenderingManager::GetInstance().

{
  DisplayNumber();
  mitk::RenderingManager::GetInstance()->RequestUpdateAll();
}

void QmitkNumberPropertySlider::PropertyRemoved ( ) [protected, virtual]

Implements mitk::PropertyObserver.

Definition at line 241 of file QmitkNumberPropertySlider.cpp.

References mitk::PropertyEditor::m_Property.

{
  m_Property = NULL;
}

void QmitkNumberPropertySlider::setDecimalPlaces ( short places )

Definition at line 116 of file QmitkNumberPropertySlider.cpp.

References DisplayNumber(), DT_DOUBLE, DT_FLOAT, m_DataType, and m_ShowPercents.

{
  switch (m_DataType)
  {
    case DT_FLOAT:
    case DT_DOUBLE:
      {
        adjustFactors( places, m_ShowPercents ); 
        DisplayNumber();
        break;
      }
    default:
      break;
  }
}

void QmitkNumberPropertySlider::setDoubleValue ( double value )

Definition at line 183 of file QmitkNumberPropertySlider.cpp.

References m_FactorPropertyToSlider, and ROUND.

Referenced by DisplayNumber().

{
  QSlider::setValue( ROUND( value * m_FactorPropertyToSlider ) );
  //QSlider::updateDisplay();
}

void QmitkNumberPropertySlider::setMaxValue ( int value )

Definition at line 173 of file QmitkNumberPropertySlider.cpp.

References m_FactorPropertyToSlider, and ROUND.

Referenced by QmitkPropertyListPopup::fillPopup().

{
  QSlider::setMaximum( ROUND( value * m_FactorPropertyToSlider ) );
}

void QmitkNumberPropertySlider::setMinValue ( int value )

Definition at line 163 of file QmitkNumberPropertySlider.cpp.

References m_FactorPropertyToSlider, and ROUND.

Referenced by QmitkPropertyListPopup::fillPopup().

{
  QSlider::setMinimum( ROUND(value * m_FactorPropertyToSlider ) );
}

void QmitkNumberPropertySlider::setShowPercent ( bool showPercent )

Definition at line 137 of file QmitkNumberPropertySlider.cpp.

References DisplayNumber(), DT_DOUBLE, DT_FLOAT, m_DataType, m_DecimalPlaces, and m_ShowPercents.

Referenced by QmitkPropertyListPopup::fillPopup().

{
  if ( showPercent == m_ShowPercents ) return; // nothing to change
    
  switch (m_DataType)
  {
    case DT_FLOAT:
    case DT_DOUBLE:
    {
      adjustFactors( m_DecimalPlaces, showPercent ); 
      break;
    }
    default:
    {
      break;
    }
  }
  
  DisplayNumber();
}