private void onDrawInScrolling(Canvas canvas) {
final ZLView view = ZLApplication.Instance().getCurrentView();
// final int w = getWidth();
// final int h = getMainAreaHeight();
final AnimationProvider animator = getAnimationProvider();
final AnimationProvider.Mode oldMode = animator.getMode();
animator.doStep();
if (animator.inProgress()) {
animator.draw(canvas);
if (animator.getMode().Auto) {
postInvalidate();
}
drawFooter(canvas);
} else {
switch (oldMode) {
case AnimatedScrollingForward:
{
final ZLView.PageIndex index = animator.getPageToScrollTo();
myBitmapManager.shift(index == ZLView.PageIndex.next);
view.onScrollingFinished(index);
ZLApplication.Instance().onRepaintFinished();
break;
}
case AnimatedScrollingBackward:
view.onScrollingFinished(ZLView.PageIndex.current);
break;
}
onDrawStatic(canvas);
}
}
@Override
protected int computeVerticalScrollOffset() {
final ZLView view = ZLApplication.Instance().getCurrentView();
if (!view.isScrollbarShown()) {
return 0;
}
final AnimationProvider animator = getAnimationProvider();
if (animator.inProgress()) {
final int from = view.getScrollbarThumbPosition(ZLView.PageIndex.current);
final int to = view.getScrollbarThumbPosition(animator.getPageToScrollTo());
final int percent = animator.getScrolledPercent();
return (from * (100 - percent) + to * percent) / 100;
} else {
return view.getScrollbarThumbPosition(ZLView.PageIndex.current);
}
}