public void writeObject(MixedDataOutput outs) throws java.io.IOException {
super.writeObject(outs); // BufForDrawable.writeObject( outs );
if (childnode != null) {
outs.writeInt(childnode.shadowbufs.size());
Iterator belowbufs = childnode.shadowbufs.iterator();
while (belowbufs.hasNext()) ((BufForShadows) belowbufs.next()).writeObject(outs);
// Mark the ShadowBufs in the children node has been saved
childnode.haveShadowBufsBeenSaved = true;
} else // childnode == null
outs.writeInt(0);
}
public void empty() {
if (childnode != null && childnode.haveShadowBufsBeenSaved) {
Iterator belowbufs = childnode.shadowbufs.iterator();
while (belowbufs.hasNext()) ((BufForShadows) belowbufs.next()).empty();
// renewShadowBufs() for others to use
childnode.shadowbufs.clear();
childnode.haveShadowBufsBeenSaved = false;
}
// try to clear() on BufForDrawables.buf4drawables
super.empty();
}
/*
finalizeLatestTime() should be invoked BEFORE
mergeVerticalShadowBufs() and shiftHorizontalShadowBuf() are called
*/
public void finalizeLatestTime(final Drawable last_drawable_added) {
if (childnode == null) // i.e. if ( super.isLeaf() )
super.setLatestTime(last_drawable_added.getLatestTime());
else // if ( childnode != null )
super.setLatestTime(childnode.getLatestTime());
if (shadowbuf != null) {
// After setting the LatestTime, seal the shadows' category weights
shadowbuf.setLatestTime(super.getLatestTime());
shadowbuf.initializeMapOfCategoryWeights();
}
}