/// <summary>
/// Init this instance.
/// </summary>
protected virtual void Init()
{
if (isInited)
{
return;
}
isInited = true;
//ScrollRect.horizontal = false;
//ScrollRect.vertical = false;
var resizeListener = Utilites.GetOrAddComponent <ResizeListener>(ScrollRect);
resizeListener.OnResize.AddListener(RecalculatePages);
var contentResizeListener = Utilites.GetOrAddComponent <ResizeListener>(ScrollRect.content);
contentResizeListener.OnResize.AddListener(RecalculatePages);
var dragListener = Utilites.GetOrAddComponent <OnDragListener>(ScrollRect);
dragListener.OnDragStartEvent.AddListener(OnScrollRectDragStart);
dragListener.OnDragEvent.AddListener(OnScrollRectDrag);
dragListener.OnDragEndEvent.AddListener(OnScrollRectDragEnd);
ScrollRect.onValueChanged.AddListener(OnScrollRectValueChanged);
var scroll_listener = Utilites.GetOrAddComponent <ScrollListener>(ScrollRect);
scroll_listener.ScrollEvent.AddListener(ContainerScroll);
if (DefaultPage != null)
{
SRDefaultPage = Utilites.GetOrAddComponent <ScrollRectPage>(DefaultPage);
SRDefaultPage.gameObject.SetActive(false);
}
if (ActivePage != null)
{
SRActivePage = Utilites.GetOrAddComponent <ScrollRectPage>(ActivePage);
}
if (PrevPage != null)
{
SRPrevPage = Utilites.GetOrAddComponent <ScrollRectPage>(PrevPage);
SRPrevPage.SetPage(0);
SRPrevPage.OnPageSelect.AddListener(Prev);
}
if (NextPage != null)
{
SRNextPage = Utilites.GetOrAddComponent <ScrollRectPage>(NextPage);
SRNextPage.OnPageSelect.AddListener(Next);
}
RecalculatePages();
var page = currentPage;
currentPage = -1;
GoToPage(page);
}
/// <summary>
/// Removes the callback.
/// </summary>
/// <param name="page">Page.</param>
protected virtual void RemoveCallback(ScrollRectPage page)
{
page.OnPageSelect.RemoveListener(GoToPage);
}
/// <summary>
/// Gets the page number.
/// </summary>
/// <returns>The page number.</returns>
/// <param name="pageComponent">Page component.</param>
protected int GetPageNumber(ScrollRectPage pageComponent)
{
return(pageComponent.Page);
}
/// <summary>
/// Determines whether tthe specified pageComponent is null.
/// </summary>
/// <returns><c>true</c> if the specified pageComponent is null; otherwise, <c>false</c>.</returns>
/// <param name="pageComponent">Page component.</param>
protected bool IsNullComponent(ScrollRectPage pageComponent)
{
return(pageComponent == null);
}
/// <summary>
/// Start this instance.
/// </summary>
protected virtual void Start()
{
if (isStarted)
{
return;
}
isStarted = true;
var resizeListener = ScrollRect.GetComponent <ResizeListener>();
if (resizeListener == null)
{
resizeListener = ScrollRect.gameObject.AddComponent <ResizeListener>();
}
resizeListener.OnResize.AddListener(RecalculatePages);
var contentResizeListener = ScrollRect.content.GetComponent <ResizeListener>();
if (contentResizeListener == null)
{
contentResizeListener = ScrollRect.content.gameObject.AddComponent <ResizeListener>();
}
contentResizeListener.OnResize.AddListener(RecalculatePages);
var dragListener = ScrollRect.GetComponent <OnDragListener>();
if (dragListener == null)
{
dragListener = ScrollRect.gameObject.AddComponent <OnDragListener>();
}
dragListener.OnDragStartEvent.AddListener(OnScrollRectDragStart);
dragListener.OnDragEvent.AddListener(OnScrollRectDrag);
dragListener.OnDragEndEvent.AddListener(OnScrollRectDragEnd);
ScrollRect.onValueChanged.AddListener(OnScrollRectValueChanged);
if (DefaultPage != null)
{
SRDefaultPage = DefaultPage.GetComponent <ScrollRectPage>();
if (SRDefaultPage == null)
{
SRDefaultPage = DefaultPage.gameObject.AddComponent <ScrollRectPage>();
}
SRDefaultPage.gameObject.SetActive(false);
}
if (ActivePage != null)
{
SRActivePage = ActivePage.GetComponent <ScrollRectPage>();
if (SRActivePage == null)
{
SRActivePage = ActivePage.gameObject.AddComponent <ScrollRectPage>();
}
}
if (PrevPage != null)
{
SRPrevPage = PrevPage.GetComponent <ScrollRectPage>();
if (SRPrevPage == null)
{
SRPrevPage = PrevPage.gameObject.AddComponent <ScrollRectPage>();
}
SRPrevPage.SetPage(0);
SRPrevPage.OnPageSelect.AddListener(Prev);
}
if (NextPage != null)
{
SRNextPage = NextPage.GetComponent <ScrollRectPage>();
if (SRNextPage == null)
{
SRNextPage = NextPage.gameObject.AddComponent <ScrollRectPage>();
}
SRNextPage.OnPageSelect.AddListener(Next);
}
RecalculatePages();
var page = currentPage;
currentPage = -1;
GoToPage(page);
}