public void initChapterViewController(PageController page)
{
if (chapterVC == null)
{
//initial chapterVC
ChapterViewController.pages = secondScroll.pagesController;
chapterVC = new UIPageViewController(UIPageViewControllerTransitionStyle.Scroll, UIPageViewControllerNavigationOrientation.Horizontal, UIPageViewControllerSpineLocation.Min);
chapterVC.DataSource = new ChapterViewController.ChapterVCDataSource();
chapterVC.View.Frame = Constants.mainFrame;
chapterVC.DidFinishAnimating += (sender, e) => {
if (e.Finished)
{
if (e.Completed)
{
foreach (ChapterViewController c in e.PreviousViewControllers)
{
this.secondScroll.view.AddSubview(c.currentPage.smallImage);
c.currentPage.smallImageToPosition(secondScroll, this.currentChapter.pagesStartX);
var currentVC = (ChapterViewController)chapterVC.ViewControllers [chapterVC.ViewControllers.Length - 1];
currentVC.currentPage.smallImage.Hidden = true;
Console.WriteLine("current + " + currentVC.currentPage.pageInfo.chapter + " prev " + c.currentPage.pageInfo.chapter);
if (currentVC.currentPage.pageInfo.chapter != c.currentPage.pageInfo.chapter)
{
Console.WriteLine("chapterchanged");
int chapter = currentVC.currentPage.pageInfo.chapter;
this.currentPage = chapter;
this.currentChapter = this.chaptersController [chapter];
this.drawCurrentChapter();
}
fixSecondScrollPosition(currentVC.currentPage);
}
}
}
};
}
ChapterViewController contentViewController = new ChapterViewController(page);
var viewControllers = new List <ChapterViewController>();
viewControllers.Add(contentViewController);
chapterVC.SetViewControllers(viewControllers.ToArray(), UIPageViewControllerNavigationDirection.Forward, false, null);
this.AddChildViewController(this.chapterVC);
chapterVC.DidMoveToParentViewController(this);
this.View.AddSubview(chapterVC.View);
this.chapterScroll.UserInteractionEnabled = false;
this.secondScroll.UserInteractionEnabled = false;
}
public override UIViewController GetNextViewController(UIPageViewController pageViewController, UIViewController referenceViewController)
{
if (pages == null)
{
return(null);
}
var chapterVC = (ChapterViewController)referenceViewController;
int currentIndex = chapterVC.currentPage.pageInfo.indexInBook;
Console.WriteLine(currentIndex + 1 + " / " + pages.Count);
if (currentIndex == pages.Count - 1)
{
return(null);
}
var nextVC = new ChapterViewController(pages [currentIndex + 1]);
return(nextVC);
}