/**
* 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;
}
/** {@inheritDoc} */
@Override
public List getNextKnuthElements(final LayoutContext context, final int alignment) {
final List returnList = new LinkedList();
/*
* Compute the IPD and adjust it if necessary (overconstrained)
*/
this.referenceIPD = context.getRefIPD();
if (getTable().getInlineProgressionDimension().getOptimum(this).getEnum() != EN_AUTO) {
final int contentIPD =
getTable().getInlineProgressionDimension().getOptimum(this).getLength().getValue(this);
updateContentAreaIPDwithOverconstrainedAdjust(contentIPD);
} else {
if (!getTable().isAutoLayout()) {
final BlockLevelEventProducer eventProducer =
BlockLevelEventProducer.Provider.get(getTable().getUserAgent().getEventBroadcaster());
eventProducer.tableFixedAutoWidthNotSupported(this, getTable().getLocator());
}
updateContentAreaIPDwithOverconstrainedAdjust();
}
final int sumOfColumns = this.columns.getSumOfColumnWidths(this);
if (!this.autoLayout && sumOfColumns > getContentAreaIPD()) {
log.debug(
FONode.decorateWithContextInfo(
"The sum of all column widths is larger than the specified table width.",
getTable()));
updateContentAreaIPDwithOverconstrainedAdjust(sumOfColumns);
}
final int availableIPD = this.referenceIPD - getIPIndents();
if (getContentAreaIPD() > availableIPD) {
final BlockLevelEventProducer eventProducer =
BlockLevelEventProducer.Provider.get(getTable().getUserAgent().getEventBroadcaster());
eventProducer.objectTooWide(
this,
getTable().getName(),
getContentAreaIPD(),
context.getRefIPD(),
getTable().getLocator());
}
/*
* initialize unit to determine computed values for
* proportional-column-width()
*/
if (this.tableUnit == 0.0) {
this.tableUnit = this.columns.computeTableUnit(this);
}
if (!this.firstVisibleMarkServed) {
addKnuthElementsForSpaceBefore(returnList, alignment);
}
if (getTable().isSeparateBorderModel()) {
addKnuthElementsForBorderPaddingBefore(returnList, !this.firstVisibleMarkServed);
this.firstVisibleMarkServed = true;
// Border and padding to be repeated at each break
// This must be done only in the separate-border model, as in
// collapsing
// tables have no padding and borders are determined at the cell
// level
addPendingMarks(context);
}
// Elements for the table-header/footer/body
List contentKnuthElements;
this.contentLM = new TableContentLayoutManager(this);
final LayoutContext childLC = new LayoutContext(0);
/*
* childLC.setStackLimit( MinOptMax.subtract(context.getStackLimit(),
* stackSize));
*/
childLC.setRefIPD(context.getRefIPD());
childLC.copyPendingMarksFrom(context);
contentKnuthElements = this.contentLM.getNextKnuthElements(childLC, alignment);
// Set index values on elements coming from the content LM
final Iterator iter = contentKnuthElements.iterator();
while (iter.hasNext()) {
final ListElement el = (ListElement) iter.next();
notifyPos(el.getPosition());
}
// TODO fixme : don't toString() a list...
log.debug(contentKnuthElements.toString());
wrapPositionElements(contentKnuthElements, returnList);
context.updateKeepWithPreviousPending(getKeepWithPrevious());
context.updateKeepWithPreviousPending(childLC.getKeepWithPreviousPending());
context.updateKeepWithNextPending(getKeepWithNext());
context.updateKeepWithNextPending(childLC.getKeepWithNextPending());
if (getTable().isSeparateBorderModel()) {
addKnuthElementsForBorderPaddingAfter(returnList, true);
}
addKnuthElementsForSpaceAfter(returnList, alignment);
if (!context.suppressBreakBefore()) {
// addKnuthElementsForBreakBefore(returnList, context);
final int breakBefore =
BreakUtil.compareBreakClasses(getTable().getBreakBefore(), childLC.getBreakBefore());
if (breakBefore != Constants.EN_AUTO) {
returnList.add(
0,
new BreakElement(
getAuxiliaryPosition(), 0, -KnuthElement.INFINITE, breakBefore, context));
}
}
// addKnuthElementsForBreakAfter(returnList, context);
final int breakAfter =
BreakUtil.compareBreakClasses(getTable().getBreakAfter(), childLC.getBreakAfter());
if (breakAfter != Constants.EN_AUTO) {
returnList.add(
new BreakElement(getAuxiliaryPosition(), 0, -KnuthElement.INFINITE, breakAfter, context));
}
setFinished(true);
resetSpaces();
return returnList;
}
