/**
* Resolve collapsing borders for the given cell. Used in case of the collapsing border model.
*
* @param other neighbouring grid unit
* @param side the side to resolve (one of CommonBorderPaddingBackground.BEFORE|AFTER|START|END)
*/
void resolveBorder(GridUnit other, int side) {
switch (side) {
case CommonBorderPaddingBackground.BEFORE:
borderBefore.resolve(other.borderAfter, true, false, false);
break;
case CommonBorderPaddingBackground.AFTER:
borderAfter.resolve(other.borderBefore, true, false, false);
break;
case CommonBorderPaddingBackground.START:
BorderSpecification resolvedBorder =
collapsingBorderModel.determineWinner(borderStart, other.borderEnd);
if (resolvedBorder != null) {
this.borderStart = resolvedBorder;
other.borderEnd = resolvedBorder;
}
break;
case CommonBorderPaddingBackground.END:
resolvedBorder = collapsingBorderModel.determineWinner(borderEnd, other.borderStart);
if (resolvedBorder != null) {
this.borderEnd = resolvedBorder;
other.borderStart = resolvedBorder;
}
break;
default:
assert false;
}
}
/**
* Returns the break class for this row. This is a combination of break-after set on the last
* children of any cells ending on this row.
*
* <p><strong>Note:</strong> this method doesn't take into account break-after set on the
* enclosing fo:table-row element, if any, as it must be ignored if the row belongs to a group of
* spanned rows (see XSL-FO 1.1, 7.20.1).
*
* <p><strong>Note:</strong> this works only after getNextKuthElements on the corresponding
* TableCellLM have been called!
*
* @return one of {@link Constants#EN_AUTO}, {@link Constants#EN_COLUMN}, {@link
* Constants#EN_PAGE}, {@link Constants#EN_EVEN_PAGE}, {@link Constants#EN_ODD_PAGE}
*/
public int getBreakAfter() {
int breakAfter = Constants.EN_AUTO;
for (Iterator iter = gridUnits.iterator(); iter.hasNext(); ) {
GridUnit gu = (GridUnit) iter.next();
if (!gu.isEmpty() && gu.getColSpanIndex() == 0 && gu.isLastGridUnitRowSpan()) {
breakAfter = BreakUtil.compareBreakClasses(breakAfter, gu.getPrimary().getBreakAfter());
}
}
return breakAfter;
}
/**
* Returns the break class for this row. This is a combination of break-before set on the first
* children of any cells starting on this row.
*
* <p><strong>Note:</strong> this method doesn't take into account break-before set on the
* enclosing fo:table-row element, if any, as it must be ignored if the row belongs to a group of
* spanned rows (see XSL-FO 1.1, 7.20.2).
*
* <p><strong>Note:</strong> this works only after getNextKuthElements on the corresponding
* TableCellLM have been called!
*
* @return one of {@link Constants#EN_AUTO}, {@link Constants#EN_COLUMN}, {@link
* Constants#EN_PAGE}, {@link Constants#EN_EVEN_PAGE}, {@link Constants#EN_ODD_PAGE}
*/
public int getBreakBefore() {
int breakBefore = Constants.EN_AUTO;
for (Iterator iter = gridUnits.iterator(); iter.hasNext(); ) {
GridUnit gu = (GridUnit) iter.next();
if (gu.isPrimary()) {
breakBefore = BreakUtil.compareBreakClasses(breakBefore, gu.getPrimary().getBreakBefore());
}
}
return breakBefore;
}
/**
* Returns the strength of the keep constraint if the enclosing (if any) fo:table-row element of
* this row, or if any of the cells ending on this row, have keep-with-next set.
*
* @return the strength of the keep-with-next constraint
*/
public Keep getKeepWithNext() {
Keep keep = Keep.KEEP_AUTO;
TableRow row = getTableRow();
if (row != null) {
keep = Keep.getKeep(row.getKeepWithNext());
}
for (Iterator iter = gridUnits.iterator(); iter.hasNext(); ) {
GridUnit gu = (GridUnit) iter.next();
if (!gu.isEmpty() && gu.getColSpanIndex() == 0 && gu.isLastGridUnitRowSpan()) {
keep = keep.compare(gu.getPrimary().getKeepWithNext());
}
}
return keep;
}
/**
* Returns the strength of the keep constraint if the enclosing (if any) fo:table-row element of
* this row, or if any of the cells starting on this row, have keep-with-previous set.
*
* @return the strength of the keep-with-previous constraint
*/
public Keep getKeepWithPrevious() {
Keep keep = Keep.KEEP_AUTO;
TableRow row = getTableRow();
if (row != null) {
keep = Keep.getKeep(row.getKeepWithPrevious());
}
for (Iterator iter = gridUnits.iterator(); iter.hasNext(); ) {
GridUnit gu = (GridUnit) iter.next();
if (gu.isPrimary()) {
keep = keep.compare(gu.getPrimary().getKeepWithPrevious());
}
}
return keep;
}
