void AdjustScrollPositionAfterPageMoved(eDirection directionMoved)
{
var oneOrMinusOne = directionMoved == eDirection.Left ? -1 : 1;
float pageSize = ScrollRect.GetPageSize();
var directionVector = ScrollRect.GetDirectionVector();
var adjustment = (directionVector * (pageSize + SpaceBetweenPages) * oneOrMinusOne);
ScrollRect.ResetDragOffset = true;
ScrollRect.content.anchoredPosition += adjustment;
UpdatePages();
// if we're already scrolling, stop, recalculate, and scroll from there
if (scrollCoroutine != null)
{
scrollRectAnimation_InitialPosition += adjustment;
scrollRectAnimation_DesiredPosition += adjustment;
}
}
/// <summary>
/// Called by UpdateScrollRectPagePositions when ShowPagePreviews is true
/// </summary>
void UpdateSeamlessPagePositions_PagePreviews()
{
if (!Application.isPlaying)
{
return;
}
if (!LoopSeamlessly)
{
return;
}
// we need at least 3 pages for our positioning code to work properly,
// so duplicate pages as necessary
// This isn't working yet, but will hopefully be available in a later version of PagedRect
/*if (NumberOfPages <= 3 || Pages.Any(p => p.IsDuplicate))
* {
* SeamlessLooping_HandleDuplicatePages();
* }*/
// this will work differently to the regular method
// instead of moving pages as we scroll past certain offsets at the start/end, we will instead move pages whenever we change the current page,
// provided we're less than two pages from the start/end
bool pageMoved = false;
var pagePosition = GetPagePosition(CurrentPage);
float oneOrMinusOne = 1;
var pageSize = ScrollRect.horizontal ? m_otherPageSize.x : m_otherPageSize.y;
// if we have enough pages, then move pages around earlier to make the experience more 'seamless'
// (and avoid users seeing the actual page move). With fewer pages, this isn't an option
var minPage = NumberOfPages >= 5 ? 2 : 1;
if (pagePosition <= minPage)
{
var pageToMove = Pages.Last();
pageToMove.transform.SetAsFirstSibling();
oneOrMinusOne = -1;
pageMoved = true;
}
else if (NumberOfPages - pagePosition <= minPage)
{
var pageToMove = Pages.First();
pageToMove.transform.SetAsLastSibling();
pageMoved = true;
}
if (pageMoved)
{
ScrollRect.ResetDragOffset = true;
var directionVector = ScrollRect.GetDirectionVector();
var adjustment = (directionVector * (pageSize + SpaceBetweenPages) * oneOrMinusOne);
ScrollRect.content.anchoredPosition += adjustment;
UpdatePages();
// if we're already scrolling, stop, recalculate, and scroll from there
if (scrollCoroutine != null)
{
scrollRectAnimation_InitialPosition += adjustment;
scrollRectAnimation_DesiredPosition += adjustment;
}
PagedRectTimer.DelayedCall(0, () => Viewport.GetComponent <PagedRect_LayoutGroup>().SetLayoutHorizontal(), this);
}
}
