public List<IDataset> getSelectionData(GalleryItem[] items) {
final List<IDataset> ys = new ArrayList<IDataset>(11);
for (GalleryItem item : items) {
final ImageItem ii = new ImageItem();
ii.setIndex(item.getItemCount());
ii.setItem(item);
try {
IDataset slice = info.getData(true, ii);
slice.setName(selectionDataLabel + " " + info.getItemName(item.getItemCount(), false));
ys.add(slice);
} catch (Exception e) {
logger.error("Cannot slice ", e);
continue;
}
}
return ys;
}
@SuppressWarnings("unchecked")
public static String getTitle(
final IDataset xIn,
final List<? extends IDataset> ysIn,
final boolean isFileName,
final String rootName) {
final IDataset x;
final List<IDataset> ys;
if (ysIn == null) {
ys = new ArrayList<IDataset>(1);
ys.add(xIn);
x = DatasetFactory.createRange(DoubleDataset.class, ys.get(0).getSize());
x.setName("Index of " + xIn.getName());
} else {
x = xIn;
ys = (List<IDataset>) ysIn;
}
final StringBuilder buf = new StringBuilder();
buf.append("Plot of ");
final Set<String> used = new HashSet<String>(7);
int i = 0;
int dataSetSize = ys.size();
for (IDataset dataSet : ys) {
String name = getName(dataSet, rootName);
if (isFileName && name != null) {
// Strip off file name
final Matcher matcher = Pattern.compile("(.*) \\(.*\\)").matcher(name);
if (matcher.matches()) name = matcher.group(1);
}
if (used.contains(name)) continue;
if (i == 0) buf.append(name);
if (ys.size() < 2) break;
if (i == 1 && 1 == dataSetSize - 1) buf.append("," + name);
if (i == dataSetSize - 1 && dataSetSize - 1 != 1) buf.append("..." + name);
i++;
}
buf.append(" against ");
buf.append(x.getName());
return buf.toString();
}
