/// <returns>
/// whether the descendant of this scroll view is within delta
/// pixels of being on the screen.
/// </returns>
private bool isWithinDeltaOfScreen(android.view.View descendant, int delta)
{
descendant.getDrawingRect(mTempRect);
offsetDescendantRectToMyCoords(descendant, mTempRect);
return (mTempRect.right + delta) >= getScrollX() && (mTempRect.left - delta) <= (
getScrollX() + getWidth());
}
/// <summary>Scrolls the view to the given child.</summary>
/// <remarks>Scrolls the view to the given child.</remarks>
/// <param name="child">the View to scroll to</param>
private void scrollToChild(android.view.View child)
{
child.getDrawingRect(mTempRect);
offsetDescendantRectToMyCoords(child, mTempRect);
int scrollDelta = computeScrollDeltaToGetChildRectOnScreen(mTempRect);
if (scrollDelta != 0)
{
scrollBy(scrollDelta, 0);
}
}
/// <returns>
/// whether the descendant of this scroll view is within delta
/// pixels of being on the screen.
/// </returns>
private bool isWithinDeltaOfScreen(android.view.View descendant, int delta, int height
)
{
descendant.getDrawingRect(mTempRect);
offsetDescendantRectToMyCoords(descendant, mTempRect);
return (mTempRect.bottom + delta) >= getScrollY() && (mTempRect.top - delta) <= (
getScrollY() + height);
}
