- try
- {
- lock.readLock().lock();
- if (alignmentAnnotation.annotations == null)
- {
- return;
- }
- if (start == end && end == -1)
- {
- start = 0;
- end = alignmentAnnotation.annotations.length;
- }
- if (hiddenColumns != null && hiddenColumns.size() > 0)
- {
- // then mangle the alignmentAnnotation annotation array
- Vector<Annotation[]> annels = new Vector<>();
- Annotation[] els = null;
- List<int[]> regions = getHiddenRegions();
- int blockStart = start, blockEnd = end;
- int[] region;
- int hideStart, hideEnd, w = 0;
-
- for (int j = 0; j < regions.size(); j++)
- {
- region = regions.get(j);
- hideStart = region[0];
- hideEnd = region[1];
-
- if (hideStart < start)
- {
- continue;
- }
-
- blockStart = Math.min(blockStart, hideEnd + 1);
- blockEnd = Math.min(blockEnd, hideStart);
-
- if (blockStart > blockEnd)
- {
- break;
- }
-
- annels.addElement(els = new Annotation[blockEnd - blockStart]);
- System.arraycopy(alignmentAnnotation.annotations, blockStart, els,
- 0, els.length);
- w += els.length;
- blockStart = hideEnd + 1;
- blockEnd = end;
- }
-
- if (end > blockStart)
- {
- annels.addElement(els = new Annotation[end - blockStart + 1]);
- if ((els.length
- + blockStart) <= alignmentAnnotation.annotations.length)
- {
- // copy just the visible segment of the annotation row
- System.arraycopy(alignmentAnnotation.annotations, blockStart,
- els, 0, els.length);
- }
- else
- {
- // copy to the end of the annotation row
- System.arraycopy(alignmentAnnotation.annotations, blockStart,
- els, 0,
- (alignmentAnnotation.annotations.length - blockStart));
- }
- w += els.length;
- }
- if (w == 0)
- {
- return;
- }