import java.util.Vector;
/**
- * NOTE: Columns are zero based.
+ * Data class holding the selected columns and hidden column ranges for a view.
+ * Ranges are base 1.
*/
public class ColumnSelection
{
+ /**
+ * A class to hold an efficient representation of selected columns
+ */
private class IntList
{
/*
}
return rlist;
}
+
+ @Override
+ public int hashCode()
+ {
+ // TODO Auto-generated method stub
+ return selected.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj)
+ {
+ if (obj instanceof IntList)
+ {
+ return ((IntList) obj).selected.equals(selected);
+ }
+ return false;
+ }
}
- IntList selected = new IntList();
+ IntList selection = new IntList();
/*
* list of hidden column [start, end] ranges; the list is maintained in
*/
public void addElement(int col)
{
- selected.add(col);
+ selection.add(col);
}
/**
*/
public void clear()
{
- selected.clear();
+ selection.clear();
}
/**
*/
public void removeElement(int col)
{
- selected.remove(col);
+ selection.remove(col);
}
/**
for (int i = start; i < end; i++)
{
colInt = new Integer(i);
- if (selected.contains(colInt))
+ if (selection.contains(colInt))
{
- selected.remove(colInt);
+ selection.remove(colInt);
}
}
}
*/
public List<Integer> getSelected()
{
- return selected.getList();
+ return selection.getList();
}
/**
*/
public List<int[]> getSelectedRanges()
{
- return selected.getRanges();
+ return selection.getRanges();
}
/**
*/
public boolean contains(int col)
{
- return (col > -1) ? selected.isSelected(col) : false;
+ return (col > -1) ? selection.isSelected(col) : false;
}
/**
*/
public boolean isEmpty()
{
- return selected == null || selected.isEmpty();
+ return selection == null || selection.isEmpty();
}
/**
*/
public int getMax()
{
- if (selected.isEmpty())
+ if (selection.isEmpty())
{
return -1;
}
- return selected.getMaxColumn();
+ return selection.getMaxColumn();
}
/**
*/
public int getMin()
{
- if (selected.isEmpty())
+ if (selection.isEmpty())
{
return 1000000000;
}
- return selected.getMinColumn();
+ return selection.getMinColumn();
}
/**
public List<int[]> compensateForEdit(int start, int change)
{
List<int[]> deletedHiddenColumns = null;
- selected.compensateForEdits(start, change);
+ selection.compensateForEdits(start, change);
if (hiddenColumns != null)
{
private void compensateForDelEdits(int start, int change)
{
- selected.compensateForEdits(start, change);
+ selection.compensateForEdits(start, change);
if (hiddenColumns != null)
{
hiddenColumns = null;
}
}
- if (selected != null && selected.size() > 0)
+ if (selection != null && selection.size() > 0)
{
- selected.pruneColumnList(shifts);
- if (selected != null && selected.size() == 0)
+ selection.pruneColumnList(shifts);
+ if (selection != null && selection.size() == 0)
{
- selected = null;
+ selection = null;
}
}
// and shift the rest.
* Return absolute column index for a visible column index
*
* @param column
- * int column index in alignment view
+ * int column index in alignment view (count from zero)
* @return alignment column index for column
*/
public int adjustForHiddenColumns(int column)
public void hideSelectedColumns()
{
- synchronized (selected)
+ synchronized (selection)
{
- for (int[] selregions : selected.getRanges())
+ for (int[] selregions : selection.getRanges())
{
hideColumns(selregions[0], selregions[1]);
}
- selected.clear();
+ selection.clear();
}
}
{
if (copy != null)
{
- if (copy.selected != null)
+ if (copy.selection != null)
{
- selected = new IntList();
- for (int i = 0, j = copy.selected.size(); i < j; i++)
+ selection = new IntList();
+ for (int i = 0, j = copy.selection.size(); i < j; i++)
{
- selected.add(copy.selected.elementAt(i));
+ selection.add(copy.selection.elementAt(i));
}
}
if (copy.hiddenColumns != null)
/**
* Locate the first and last position visible for this sequence. if seq isn't
* visible then return the position of the left and right of the hidden
- * boundary region
+ * boundary region, and the corresponding alignment column indices for the
+ * extent of the sequence
*
* @param seq
- * @return int[] { visible start, visible end, first seqpos, last seqpos }
+ * @return int[] { visible start, visible end, first seqpos, last seqpos,
+ * alignment index for seq start, alignment index for seq end }
*/
public int[] locateVisibleBoundsOfSequence(SequenceI seq)
{
if (hiddenColumns == null || hiddenColumns.size() == 0)
{
- return new int[] { seq.findIndex(fpos) - 1, seq.findIndex(lpos) - 1,
- fpos,
- lpos };
+ int ifpos = seq.findIndex(fpos) - 1, ilpos = seq.findIndex(lpos) - 1;
+ return new int[] { ifpos, ilpos, fpos, lpos, ifpos, ilpos };
}
// Simply walk along the sequence whilst watching for hidden column
List<int[]> regions = getHiddenColumns();
int spos = fpos, lastvispos = -1, rcount = 0, hideStart = seq
.getLength(), hideEnd = -1;
- int visPrev = 0, visNext = 0;
+ int visPrev = 0, visNext = 0, firstP = -1, lastP = -1;
boolean foundStart = false;
for (int p = 0, pLen = seq.getLength(); spos <= seq.getEnd()
&& p < pLen; p++)
{
if (!Comparison.isGap(seq.getCharAt(p)))
{
+ // keep track of first/last column
+ // containing sequence data regardless of visibility
+ if (firstP == -1)
+ {
+ firstP = p;
+ }
+ lastP = p;
// update hidden region start/end
while (hideEnd < p && rcount < regions.size())
{
if (foundStart)
{
return new int[] { findColumnPosition(start),
- findColumnPosition(lastvispos), fpos, lpos };
+ findColumnPosition(lastvispos), fpos, lpos, firstP, lastP };
}
// otherwise, sequence was completely hidden
- return new int[] { visPrev, visNext, 0, 0 };
+ return new int[] { visPrev, visNext, 0, 0, firstP, lastP };
}
/**
{
if (hiddenColumns != null && isVisible(col.intValue()))
{
- selected.add(col);
+ selection.add(col);
}
}
}
*/
public void setElementsFrom(ColumnSelection colsel)
{
- selected = new IntList();
- if (colsel.selected != null && colsel.selected.size() > 0)
+ selection = new IntList();
+ if (colsel.selection != null && colsel.selection.size() > 0)
{
if (hiddenColumns != null && hiddenColumns.size() > 0)
{
*/
public boolean hasSelectedColumns()
{
- return (selected != null && selected.size() > 0);
+ return (selection != null && selection.size() > 0);
}
/**
return false;
}
+ /**
+ * Returns a hashCode built from selected columns and hidden column ranges
+ */
+ @Override
+ public int hashCode()
+ {
+ int hashCode = selection.hashCode();
+ if (hiddenColumns != null)
+ {
+ for (int[] hidden : hiddenColumns)
+ {
+ hashCode = 31 * hashCode + hidden[0];
+ hashCode = 31 * hashCode + hidden[1];
+ }
+ }
+ return hashCode;
+ }
+
+ @Override
+ public boolean equals(Object obj)
+ {
+ if (obj instanceof ColumnSelection)
+ {
+ return hashCode() == obj.hashCode();
+ }
+ return false;
+ }
+
}