void QmitkHistogramWidget::SetHistogram(HistogramType::ConstPointer itkHistogram)
{
HistogramType::SizeType size = itkHistogram->GetSize();
HistogramType::IndexType index;
HistogramType::MeasurementVectorType currentMeasurementVector;
QVector<QwtIntervalSample> intervalSeries(size[0]);
for (unsigned int i = 0; i < size[0]; ++i)
{
index[0] = static_cast<HistogramType::IndexValueType> (i);
currentMeasurementVector = itkHistogram->GetMeasurementVector(index);
if (currentMeasurementVector[0] != 0.0)
{
intervalSeries[i] = QwtIntervalSample(static_cast<double> (itkHistogram->GetFrequency(index)),
Round(currentMeasurementVector[0]-1), Round(currentMeasurementVector[0]));
}
}
// rebuild the plot
m_Plot->detachItems();
m_Histogram = new QmitkHistogram();
m_Histogram->setColor(Qt::darkCyan);
m_Histogram->setData(QwtIntervalSeriesData(intervalSeries));
m_Histogram->attach(m_Plot);
this->InitializeMarker();
this->InitializeZoomer();
m_Plot->replot();
}
void QmitkHistogramWidget::SetHistogram(HistogramType::ConstPointer itkHistogram)
{
HistogramType::SizeType size = itkHistogram->GetSize();
HistogramType::IndexType index;
HistogramType::MeasurementVectorType currentMeasurementVector;
QwtArray<QwtDoubleInterval> xValues(size[0]);
QwtArray<double> yValues(size[0]);
for (unsigned int i = 0; i < size[0]; ++i)
{
#if !defined(ITK_USE_REVIEW_STATISTICS)
index[0] = static_cast<HistogramType::IndexType::IndexValueType> (i);
#else
index[0] = static_cast<HistogramType::IndexValueType> (i);
#endif
currentMeasurementVector = itkHistogram->GetMeasurementVector(index);
if (currentMeasurementVector[0] != 0.0)
{
xValues[i] = QwtDoubleInterval(Round(currentMeasurementVector[0]-1), Round(currentMeasurementVector[0]));
yValues[i] = static_cast<double> (itkHistogram->GetFrequency(index));
}
}
// rebuild the plot
m_Plot->clear();
m_Histogram = new QmitkHistogram();
m_Histogram->setColor(Qt::darkCyan);
m_Histogram->setData(QwtIntervalData(xValues, yValues));
m_Histogram->attach(m_Plot);
this->InitializeMarker();
this->InitializeZoomer();
m_Plot->replot();
}