private static ArrayList<TimelineEntry> getSeqTimeline(
ElementSequentialTimeContainer seq, double offset, double maxOffset) {
ArrayList<TimelineEntry> timeline = new ArrayList<TimelineEntry>();
double orgOffset = offset;
// Set my begin at first
TimeList myBeginList = seq.getBegin();
/*
* Begin list only contain 1 begin time which has been resolved.
* @see com.irrenhaus.irresms.dom.smil.ElementSequentialTimeContainerImpl#getBegin()
*/
Time begin = myBeginList.item(0);
double beginOffset = begin.getResolvedOffset() + offset;
if (beginOffset > maxOffset) {
// This element can't be started.
return timeline;
}
TimelineEntry myBegin = new TimelineEntry(beginOffset, seq, TimelineEntry.ACTION_BEGIN);
timeline.add(myBegin);
TimeList myEndList = seq.getEnd();
/*
* End list only contain 1 end time which has been resolved.
* @see com.irrenhaus.irresms.dom.smil.ElementSequentialTimeContainerImpl#getEnd()
*/
Time end = myEndList.item(0);
double endOffset = end.getResolvedOffset() + offset;
if (endOffset > maxOffset) {
endOffset = maxOffset;
}
TimelineEntry myEnd = new TimelineEntry(endOffset, seq, TimelineEntry.ACTION_END);
maxOffset = endOffset;
// Get children's timelines
NodeList children = seq.getTimeChildren();
for (int i = 0; i < children.getLength(); ++i) {
ElementTime child = (ElementTime) children.item(i);
ArrayList<TimelineEntry> childTimeline = getTimeline(child, offset, maxOffset);
timeline.addAll(childTimeline);
// Since the child timeline has been sorted, the offset of the last one is the biggest.
offset = childTimeline.get(childTimeline.size() - 1).getOffsetTime();
}
// Add end-event to timeline for all active children
NodeList activeChildrenAtEnd = seq.getActiveChildrenAt((float) (endOffset - orgOffset));
for (int i = 0; i < activeChildrenAtEnd.getLength(); ++i) {
timeline.add(
new TimelineEntry(
endOffset, (ElementTime) activeChildrenAtEnd.item(i), TimelineEntry.ACTION_END));
}
// Set my end at last
timeline.add(myEnd);
return timeline;
}
public NodeList getActiveChildrenAt(float instant) {
return mSeqTimeContainer.getActiveChildrenAt(instant);
}