/**
* Create a slide and initialize it from the specified layout.
*
* @param layout
* @return created slide
*/
@SuppressWarnings("deprecation")
public XSLFSlide createSlide(XSLFSlideLayout layout) {
int slideNumber = 256, cnt = 1;
CTSlideIdList slideList;
if (!_presentation.isSetSldIdLst()) slideList = _presentation.addNewSldIdLst();
else {
slideList = _presentation.getSldIdLst();
for (CTSlideIdListEntry slideId : slideList.getSldIdArray()) {
slideNumber = (int) Math.max(slideId.getId() + 1, slideNumber);
cnt++;
}
}
XSLFSlide slide =
(XSLFSlide) createRelationship(XSLFRelation.SLIDE, XSLFFactory.getInstance(), cnt);
CTSlideIdListEntry slideId = slideList.addNewSldId();
slideId.setId(slideNumber);
slideId.setId2(slide.getPackageRelationship().getId());
layout.copyLayout(slide);
slide.addRelation(layout.getPackageRelationship().getId(), layout);
PackagePartName ppName = layout.getPackagePart().getPartName();
slide
.getPackagePart()
.addRelationship(
ppName, TargetMode.INTERNAL, layout.getPackageRelationship().getRelationshipType());
_slides.add(slide);
return slide;
}
@Override
@SuppressWarnings("deprecation")
protected void onDocumentRead() throws IOException {
try {
PresentationDocument doc = PresentationDocument.Factory.parse(getCorePart().getInputStream());
_presentation = doc.getPresentation();
Map<String, XSLFSlide> shIdMap = new HashMap<String, XSLFSlide>();
_masters = new HashMap<String, XSLFSlideMaster>();
for (POIXMLDocumentPart p : getRelations()) {
if (p instanceof XSLFSlide) {
shIdMap.put(p.getPackageRelationship().getId(), (XSLFSlide) p);
} else if (p instanceof XSLFSlideMaster) {
XSLFSlideMaster master = (XSLFSlideMaster) p;
_masters.put(p.getPackageRelationship().getId(), master);
} else if (p instanceof XSLFTableStyles) {
_tableStyles = (XSLFTableStyles) p;
} else if (p instanceof XSLFNotesMaster) {
_notesMaster = (XSLFNotesMaster) p;
} else if (p instanceof XSLFCommentAuthors) {
_commentAuthors = (XSLFCommentAuthors) p;
}
}
_slides = new ArrayList<XSLFSlide>();
if (_presentation.isSetSldIdLst()) {
for (CTSlideIdListEntry slId : _presentation.getSldIdLst().getSldIdArray()) {
XSLFSlide sh = shIdMap.get(slId.getId2());
if (sh == null) {
_logger.log(
POILogger.WARN,
"Slide with r:id "
+ slId.getId()
+ " was defined, but didn't exist in package, skipping");
continue;
}
_slides.add(sh);
}
}
} catch (XmlException e) {
throw new POIXMLException(e);
}
}
/** @param newIndex 0-based index of the slide */
@SuppressWarnings("deprecation")
public void setSlideOrder(XSLFSlide slide, int newIndex) {
int oldIndex = _slides.indexOf(slide);
if (oldIndex == -1) throw new IllegalArgumentException("Slide not found");
if (oldIndex == newIndex) return;
// fix the usermodel container
_slides.add(newIndex, _slides.remove(oldIndex));
// fix ordering in the low-level xml
CTSlideIdList sldIdLst = _presentation.getSldIdLst();
CTSlideIdListEntry[] entries = sldIdLst.getSldIdArray();
CTSlideIdListEntry oldEntry = entries[oldIndex];
if (oldIndex < newIndex) {
System.arraycopy(entries, oldIndex + 1, entries, oldIndex, newIndex - oldIndex);
} else {
System.arraycopy(entries, newIndex, entries, newIndex + 1, oldIndex - newIndex);
}
entries[newIndex] = oldEntry;
sldIdLst.setSldIdArray(entries);
}
public XSLFSlide removeSlide(int index) {
XSLFSlide slide = _slides.remove(index);
removeRelation(slide);
_presentation.getSldIdLst().removeSldId(index);
return slide;
}