void getSize(SizeReadyCallback cb) {
int currentWidth = getViewWidthOrParam();
int currentHeight = getViewHeightOrParam();
if (isSizeValid(currentWidth) && isSizeValid(currentHeight)) {
int paddingAdjustedWidth =
currentWidth == WindowManager.LayoutParams.WRAP_CONTENT
? currentWidth
: currentWidth - ViewCompat.getPaddingStart(view) - ViewCompat.getPaddingEnd(view);
int paddingAdjustedHeight =
currentHeight == LayoutParams.WRAP_CONTENT
? currentHeight
: currentHeight - view.getPaddingTop() - view.getPaddingBottom();
cb.onSizeReady(paddingAdjustedWidth, paddingAdjustedHeight);
} else {
// We want to notify callbacks in the order they were added and we only expect one or two
// callbacks to
// be added a time, so a List is a reasonable choice.
if (!cbs.contains(cb)) {
cbs.add(cb);
}
if (layoutListener == null) {
final ViewTreeObserver observer = view.getViewTreeObserver();
layoutListener = new SizeDeterminerLayoutListener(this);
observer.addOnPreDrawListener(layoutListener);
}
}
}
private void notifyCbs(int width, int height) {
for (SizeReadyCallback cb : cbs) {
cb.onSizeReady(width, height);
}
}
/**
* Immediately calls the given callback with the sizes given in the constructor.
*
* @param cb {@inheritDoc}
*/
@Override
public final void getSize(SizeReadyCallback cb) {
cb.onSizeReady(width, height);
}
