@Override
protected Stx doInBackground(ProgressMonitor pm) throws Exception {
final Stx stx;
HistogramPanelModel.HistogramConfig config = createHistogramConfig();
if (model.hasStx(config)) {
return model.getStx(config);
}
if (!compute) {
return null;
}
if (histogramPlotConfig.useRoiMask
|| histogramPlotConfig.numBins != Stx.DEFAULT_BIN_COUNT
|| histogramPlotConfig.histogramLogScaled
|| min != null
|| max != null) {
final StxFactory factory = new StxFactory();
if (histogramPlotConfig.useRoiMask) {
/*if(histogramPlotConfig.roiMask.getValidShape() == null){
handleError("The selected mask is empty.\n"+
"No valid histogram could be computed.");
}*/
factory.withRoiMask(histogramPlotConfig.roiMask);
}
factory.withHistogramBinCount(histogramPlotConfig.numBins);
factory.withLogHistogram(histogramPlotConfig.histogramLogScaled);
if (min != null) {
if (histogramPlotConfig.histogramLogScaled) {
factory.withMinimum(Stx.LOG10_SCALING.scaleInverse(min));
} else {
factory.withMinimum(min);
}
}
if (max != null) {
if (histogramPlotConfig.histogramLogScaled) {
factory.withMaximum(Stx.LOG10_SCALING.scaleInverse(max));
} else {
factory.withMaximum(max);
}
}
stx = factory.create(getRaster(), pm);
} else {
stx = getRaster().getStx(true, pm);
}
if (getRaster() != config.raster) {
return null;
}
return stx;
}
@Override
public void propertyChange(PropertyChangeEvent evt) {
if (!adjusting) {
adjusting = true;
if (evt.getPropertyName().equals(PROPERTY_NAME_LOGARITHMIC_HISTOGRAM)) {
if (evt.getNewValue().equals(Boolean.TRUE)) {
xAxisRangeControl.adjustComponents(
Stx.LOG10_SCALING.scale(xAxisRangeControl.getMin()),
Stx.LOG10_SCALING.scale(xAxisRangeControl.getMax()),
3);
} else {
xAxisRangeControl.adjustComponents(
Stx.LOG10_SCALING.scaleInverse(xAxisRangeControl.getMin()),
Stx.LOG10_SCALING.scaleInverse(xAxisRangeControl.getMax()),
3);
}
}
adjusting = false;
}
}