/**
* 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;
}
/** @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);
}