imgHeight, -horizontal * charWidth, -vertical * charHeight);
ViewportRanges ranges = av.getRanges();
- int sr = ranges.getStartRes();
- int er = ranges.getEndRes();
- int ss = ranges.getStartSeq();
- int es = ranges.getEndSeq();
+ int startRes = ranges.getStartRes();
+ int endRes = ranges.getEndRes();
+ int startSeq = ranges.getStartSeq();
+ int endSeq = ranges.getEndSeq();
int transX = 0;
int transY = 0;
if (horizontal > 0) // scrollbar pulled right, image to the left
{
- transX = (er - sr - horizontal) * charWidth;
- sr = er - horizontal;
+ transX = (endRes - startRes - horizontal) * charWidth;
+ startRes = endRes - horizontal;
}
else if (horizontal < 0)
{
- er = sr - horizontal;
+ endRes = startRes - horizontal;
}
else if (vertical > 0) // scroll down
{
- ss = es - vertical;
+ startSeq = endSeq - vertical;
- if (ss < ranges.getStartSeq())
+ if (startSeq < ranges.getStartSeq())
{ // ie scrolling too fast, more than a page at a time
- ss = ranges.getStartSeq();
+ startSeq = ranges.getStartSeq();
}
else
{
}
else if (vertical < 0)
{
- es = ss - vertical;
+ endSeq = startSeq - vertical;
- if (es > ranges.getEndSeq())
+ if (endSeq > ranges.getEndSeq())
{
- es = ranges.getEndSeq();
+ endSeq = ranges.getEndSeq();
}
}
gg.translate(transX, transY);
- drawPanel(gg, sr, er, ss, es, 0);
+ drawPanel(gg, startRes, endRes, startSeq, endSeq, 0);
gg.translate(-transX, -transY);
repaint();
fastpainting = false;
}
- /**
- * Definitions of startx and endx (hopefully): SMJS This is what I'm working
- * towards! startx is the first residue (starting at 0) to display. endx is
- * the last residue to display (starting at 0). starty is the first sequence
- * to display (starting at 0). endy is the last sequence to display (starting
- * at 0). NOTE 1: The av limits are set in setFont in this class and in the
- * adjustment listener in SeqPanel when the scrollbars move.
- */
-
- // Set this to false to force a full panel paint
@Override
public void paintComponent(Graphics g)
{
+ ((i - startSeq) * charHeight), false);
}
- // / Highlight search Results once all sequences have been drawn
- // ////////////////////////////////////////////////////////
+ /*
+ * highlight search Results once sequence has been drawn
+ */
if (av.hasSearchResults())
{
- int[] visibleResults = av.getSearchResults().getResults(nextSeq,
+ SearchResultsI searchResults = av.getSearchResults();
+ int[] visibleResults = searchResults.getResults(nextSeq,
startRes, endRes);
if (visibleResults != null)
{
}
/**
- * DOCUMENT ME!
+ * Highlights search results in the visible region by rendering as white text
+ * on a black background. Any previous highlighting is removed.
*
* @param results
- * DOCUMENT ME!
*/
public void highlightSearchResults(SearchResultsI results)
{
- img = null;
+ updateViewport();
- av.setSearchResults(results);
+ /*
+ * for now, don't attempt fastpaint if wrapped format
+ */
+ if (av.getWrapAlignment())
+ {
+ av.setSearchResults(results);
+ repaint();
+ return;
+ }
+
+ fastpainting = true;
+ fastPaint = true;
- repaint();
+ try
+ {
+ /*
+ * to avoid redrawing the whole visible region, we instead
+ * redraw just the minimal regions to remove previous highlights
+ * and add new ones
+ */
+ SearchResultsI previous = av.getSearchResults();
+ av.setSearchResults(results);
+ boolean redrawn = drawMappedPositions(previous);
+ redrawn |= drawMappedPositions(results);
+ if (redrawn)
+ {
+ repaint();
+ }
+ } finally
+ {
+ fastpainting = false;
+ }
+ }
+
+ /**
+ * Redraws the minimal rectangle in the visible region (if any) that includes
+ * mapped positions of the given search results. Whether or not positions are
+ * highlighted depends on the SearchResults set on the Viewport. This allows
+ * this method to be called to either clear or set highlighting. Answers true
+ * if any positions were drawn (in which case a repaint is still required),
+ * else false.
+ *
+ * @param results
+ * @return
+ */
+ protected boolean drawMappedPositions(SearchResultsI results)
+ {
+ if (results == null)
+ {
+ return false;
+ }
+
+ /*
+ * calculate the minimal rectangle to redraw that
+ * includes both new and existing search results
+ */
+ int firstSeq = Integer.MAX_VALUE;
+ int lastSeq = -1;
+ int firstCol = Integer.MAX_VALUE;
+ int lastCol = -1;
+ boolean matchFound = false;
+
+ ViewportRanges ranges = av.getRanges();
+ int firstVisibleColumn = ranges.getStartRes();
+ int lastVisibleColumn = ranges.getEndRes();
+ AlignmentI alignment = av.getAlignment();
+ if (av.hasHiddenColumns())
+ {
+ firstVisibleColumn = alignment.getHiddenColumns()
+ .adjustForHiddenColumns(firstVisibleColumn);
+ lastVisibleColumn = alignment.getHiddenColumns()
+ .adjustForHiddenColumns(lastVisibleColumn);
+ }
+
+ for (int seqNo = ranges.getStartSeq(); seqNo <= ranges
+ .getEndSeq(); seqNo++)
+ {
+ SequenceI seq = alignment.getSequenceAt(seqNo);
+
+ int[] visibleResults = results.getResults(seq, firstVisibleColumn,
+ lastVisibleColumn);
+ if (visibleResults != null)
+ {
+ for (int i = 0; i < visibleResults.length - 1; i += 2)
+ {
+ int firstMatchedColumn = visibleResults[i];
+ int lastMatchedColumn = visibleResults[i + 1];
+ if (firstMatchedColumn <= lastVisibleColumn
+ && lastMatchedColumn >= firstVisibleColumn)
+ {
+ /*
+ * found a search results match in the visible region -
+ * remember the first and last sequence matched, and the first
+ * and last visible columns in the matched positions
+ */
+ matchFound = true;
+ firstSeq = Math.min(firstSeq, seqNo);
+ lastSeq = Math.max(lastSeq, seqNo);
+ firstMatchedColumn = Math.max(firstMatchedColumn,
+ firstVisibleColumn);
+ lastMatchedColumn = Math.min(lastMatchedColumn,
+ lastVisibleColumn);
+ firstCol = Math.min(firstCol, firstMatchedColumn);
+ lastCol = Math.max(lastCol, lastMatchedColumn);
+ }
+ }
+ }
+ }
+
+ if (matchFound)
+ {
+ if (av.hasHiddenColumns())
+ {
+ firstCol = alignment.getHiddenColumns()
+ .findColumnPosition(firstCol);
+ lastCol = alignment.getHiddenColumns().findColumnPosition(lastCol);
+ }
+ int transX = (firstCol - ranges.getStartRes()) * av.getCharWidth();
+ int transY = (firstSeq - ranges.getStartSeq()) * av.getCharHeight();
+ gg.translate(transX, transY);
+ drawPanel(gg, firstCol, lastCol, firstSeq, lastSeq, 0);
+ gg.translate(-transX, -transY);
+ }
+
+ return matchFound;
}
@Override