@Override
protected void onScrollChanged(int l, int t, int oldl, int oldt) {
super.onScrollChanged(l, t, oldl, oldt);
if (mListener != null) {
mListener.onScrollChanged(l, t, oldl, oldt);
}
}
@Override
protected void onScrollChanged(int x, int y, int oldX, int oldY) {
super.onScrollChanged(x, y, oldX, oldY);
if (scrollListener != null) {
scrollListener.onScrollChanged(x, y);
}
}
@Override
public void scrollTo(int x, int y) {
// TODO Auto-generated method stub
super.scrollTo(x, y);
if (null != sListener) {
sListener.onOffsetChanged(getScrollX());
}
postInvalidate();
}
private void onCourseListScrollChanged(int scrollY) {
if (onScroll != null) {
onScroll.handle(courseList, scrollY);
}
// Animate tab elevation depending on the scroll distance.
float maxElevation = ViewUtils.dpToPx(this, TAB_SCROLL_ELEVATION);
float elevationDistance = ViewUtils.dpToPx(this, TAB_SCROLL_ELEVATION_DISTANCE);
float elevationAmount = Math.min(elevationDistance, scrollY) / elevationDistance;
float elevation = maxElevation * elevationAmount;
tabs.setElevation(elevation);
}