/** layout page footer area */
protected void layoutFooter() {
IContent footerContent = pageContent.getPageFooter();
if (footerContent != null) {
DimensionType h = pageContent.getFooterHeight();
if (h == null) {
h = new DimensionType(0.5f, DimensionType.UNITS_IN);
}
footerContent.setHeight(h);
footer.content = footerContent;
boolean autoPageBreak = context.isAutoPageBreak();
context.setAutoPageBreak(false);
RegionLayoutEngine rle = new RegionLayoutEngine(footer, context);
try {
rle.layout(footerContent);
} catch (BirtException e) {
logger.log(Level.WARNING, e.getMessage(), e);
}
context.setAutoPageBreak(autoPageBreak);
}
}
protected IReportItemExecutor prepareChildExecutor() throws Exception {
// prepare the offset of the next content
if (prepareFirstChild) {
if (fragment == null && nextOffset == -1) {
DocumentExtension docExt =
(DocumentExtension) content.getExtension(IContent.DOCUMENT_EXTENSION);
if (docExt != null) {
nextOffset = docExt.getFirstChild();
}
}
if (fragment != null) {
if (sections == null) {
sections = fragment.getSections();
nextSection = -1;
useNextSection = true;
}
}
prepareFirstChild = false;
}
if (fragment != null) {
if (useNextSection) {
useNextSection = false;
nextSection++;
if (sections == null || nextSection >= sections.length) {
// this is the last one
return null;
}
Object leftEdge = sections[nextSection][0];
if (leftEdge == Segment.LEFT_MOST_EDGE) {
DocumentExtension docExt =
(DocumentExtension) content.getExtension(IContent.DOCUMENT_EXTENSION);
if (docExt != null) {
nextOffset = docExt.getFirstChild();
}
} else {
InstanceIndex leftIndex = (InstanceIndex) leftEdge;
InstanceID leftId = leftIndex.getInstanceID();
long leftOffset = leftIndex.getOffset();
if (leftOffset == -1) {
DocumentExtension docExt =
(DocumentExtension) content.getExtension(IContent.DOCUMENT_EXTENSION);
if (docExt != null) {
leftOffset = docExt.getFirstChild();
}
}
while (leftOffset != -1) {
IContent leftContent = reader.loadContent(leftOffset);
InstanceID contentId = leftContent.getInstanceID();
if (compare(leftId, contentId) <= 0) {
break;
}
reader.unloadContent(leftOffset);
DocumentExtension docExt =
(DocumentExtension) leftContent.getExtension(IContent.DOCUMENT_EXTENSION);
assert docExt != null;
leftOffset = docExt.getNext();
}
nextOffset = leftOffset;
doSkipToExecutor(leftId, nextOffset);
uniqueId = leftId.getUniqueID();
}
}
}
// nextOffset points to the offset of next child in the document
// nextInstanceID points to the instance id of the next child
ReportItemExecutor childExecutor = doCreateExecutor(nextOffset);
if (childExecutor != null) {
IContent childContent = childExecutor.execute();
if (childContent != null) {
// find fragment for the child.
if (fragment != null) {
InstanceID childId = childContent.getInstanceID();
Fragment childFragment = fragment.getFragment(childId);
if (childFragment != null) {
childExecutor.setFragment(childFragment);
}
Object rightEdge = sections[nextSection][1];
if (rightEdge != Segment.RIGHT_MOST_EDGE) {
InstanceIndex rightIndex = (InstanceIndex) rightEdge;
InstanceID rightId = rightIndex.getInstanceID();
if (isSameInstance(rightId, childId)) {
useNextSection = true;
}
}
}
DocumentExtension docExt =
(DocumentExtension) childContent.getExtension(IContent.DOCUMENT_EXTENSION);
if (docExt != null) {
if (docExt.getIndex() == nextOffset) {
nextOffset = docExt.getNext();
}
}
}
}
return childExecutor;
}