/**
* Add a new row to management. The lowest valued available row will be used.
*
* @return the row index of the newly added row
*/
public int addRow() {
int r;
if (m_openRows == null || m_openRows.isEmpty()) {
r = (m_firstId == 0 ? ++m_curId : --m_firstId);
} else {
int key = m_openRows.firstKey();
r = m_openRows.remove(key);
}
return r;
}
/** @see prefuse.data.util.Index#index() */
public void index() {
m_index.clear();
// iterate over all valid values, adding them to the index
int idx = getColumnIndex();
m_colidx = idx;
IntIterator rows = m_rows.rows();
if (m_index instanceof IntIntSortedMap) {
IntIntSortedMap map = (IntIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.getInt(m_table.getColumnRow(r, idx)), r);
}
} else if (m_index instanceof LongIntSortedMap) {
LongIntSortedMap map = (LongIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.getLong(m_table.getColumnRow(r, idx)), r);
}
} else if (m_index instanceof FloatIntSortedMap) {
FloatIntSortedMap map = (FloatIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.getFloat(m_table.getColumnRow(r, idx)), r);
}
} else if (m_index instanceof DoubleIntSortedMap) {
DoubleIntSortedMap map = (DoubleIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.getDouble(m_table.getColumnRow(r, idx)), r);
}
} else if (m_index instanceof BooleanIntSortedMap) {
BooleanIntSortedMap map = (BooleanIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.getBoolean(m_table.getColumnRow(r, idx)), r);
}
} else if (m_index instanceof ObjectIntSortedMap) {
ObjectIntSortedMap map = (ObjectIntSortedMap) m_index;
while (rows.hasNext()) {
int r = rows.nextInt();
map.put(m_col.get(m_table.getColumnRow(r, idx)), r);
}
} else {
throw new IllegalStateException();
}
m_reindex = false;
}
/** @see prefuse.data.util.Index#rows(int, int, int) */
public IntIterator rows(int lo, int hi, int type) {
if (!(m_index instanceof IntIntSortedMap)) throw new IllegalStateException();
boolean reverse = (type & Index.TYPE_DESCENDING) > 0;
boolean linc = (type & Index.TYPE_LEFT_INCLUSIVE) > 0;
boolean hinc = (type & Index.TYPE_RIGHT_INCLUSIVE) > 0;
IntIntSortedMap index = (IntIntSortedMap) m_index;
if (reverse) {
return index.valueRangeIterator(hi, hinc, lo, linc);
} else {
return index.valueRangeIterator(lo, linc, hi, hinc);
}
}
/**
* Release a row and mark it as free.
*
* @param row the row index of the released row
* @return true if the row was successfully released, false if it was already free or if the input
* is not a valid row index
*/
public boolean releaseRow(int row) {
if (row < 0) {
return false;
} else if (m_openRows != null && m_openRows.containsKey(row)) {
return false;
} else if (row == m_curId) {
--m_curId;
} else if (row == m_firstId) {
++m_firstId;
} else {
if (m_openRows == null) m_openRows = new IntIntTreeMap(false);
m_openRows.put(row, row);
}
return true;
}
private void rowChanged(int row, boolean insert) {
// make sure we access the right column value
int crow = m_rows.getColumnRow(row, getColumnIndex());
if (m_index instanceof IntIntSortedMap) {
IntIntSortedMap map = (IntIntSortedMap) m_index;
int key = m_col.getInt(row);
if (insert) map.put(key, row);
else map.remove(key, row);
} else if (m_index instanceof LongIntSortedMap) {
LongIntSortedMap map = (LongIntSortedMap) m_index;
long key = m_col.getLong(crow);
if (insert) map.put(key, row);
else map.remove(key, row);
} else if (m_index instanceof FloatIntSortedMap) {
FloatIntSortedMap map = (FloatIntSortedMap) m_index;
float key = m_col.getFloat(crow);
if (insert) map.put(key, row);
else map.remove(key, row);
} else if (m_index instanceof DoubleIntSortedMap) {
DoubleIntSortedMap map = (DoubleIntSortedMap) m_index;
double key = m_col.getDouble(crow);
if (insert) map.put(key, row);
else map.remove(key, row);
} else if (m_index instanceof BooleanIntSortedMap) {
BooleanIntSortedMap map = (BooleanIntSortedMap) m_index;
boolean key = m_col.getBoolean(crow);
if (insert) map.put(key, row);
else map.remove(key, row);
} else if (m_index instanceof ObjectIntSortedMap) {
ObjectIntSortedMap map = (ObjectIntSortedMap) m_index;
Object key = m_col.get(crow);
if (insert) map.put(key, row);
else map.remove(key, row);
} else {
throw new IllegalStateException();
}
}
/** @see prefuse.data.util.Index#get(int) */
public int get(int x) {
IntIntSortedMap index = (IntIntSortedMap) m_index;
return index.get(x);
}
/** @see prefuse.data.event.ColumnListener#columnChanged(prefuse.data.column.Column, int, int) */
public void columnChanged(Column src, int idx, int prev) {
int row = m_rows.getTableRow(idx, getColumnIndex());
if (row < 0) return; // invalid row value
((IntIntSortedMap) m_index).remove(prev, row);
((IntIntSortedMap) m_index).put(src.getInt(idx), row);
}
/**
* Indicates if a given row value is a valid, occupied row of the table.
*
* @param row the row index to check
* @return true if the row is valid and in use by the Table, false if it is an illegal value or is
* currently free
*/
public boolean isValidRow(int row) {
return (row >= m_firstId
&& row <= m_curId
&& (m_openRows == null || !m_openRows.containsKey(row)));
}
/**
* Get the total number of occupied rows
*
* @return the number of rows being used by the table
*/
public int getRowCount() {
return 1 + m_curId - m_firstId - (m_openRows == null ? 0 : m_openRows.size());
}
