public PaperOnboardingEngine(View rootLayout, List <PaperOnboardingPage> contentElements, Context appContext)
{
if (contentElements == null || contentElements.Count == 0)
{
throw new IllegalArgumentException("No content elements provided");
}
this.mElements.AddRange(contentElements);
this.mAppContext = appContext.ApplicationContext;
mRootLayout = (RelativeLayout)rootLayout;
mContentTextContainer = (FrameLayout)rootLayout.FindViewById(Resource.Id.onboardingContentTextContainer);
mContentIconContainer = (FrameLayout)rootLayout.FindViewById(Resource.Id.onboardingContentIconContainer);
mBackgroundContainer = (FrameLayout)rootLayout.FindViewById(Resource.Id.onboardingBackgroundContainer);
mPagerIconsContainer = (LinearLayout)rootLayout.FindViewById(Resource.Id.onboardingPagerIconsContainer);
mContentRootLayout = (RelativeLayout)mRootLayout.GetChildAt(1);
mContentCenteredContainer = (LinearLayout)mContentRootLayout.GetChildAt(0);
this.dpToPixelsScaleFactor = this.mAppContext.Resources.DisplayMetrics.Density;
InitializeStartingState();
var swipeListener = new OnSwipeListener(mAppContext);
swipeListener.OnSwipeLeft += () => ToggleContent(false);
swipeListener.OnSwipeRight += () => ToggleContent(true);
mRootLayout.SetOnTouchListener(swipeListener);
var customGlobalLayout = new CustomGlobalLayoutListener();
customGlobalLayout.OnGlobalLayoutChanged += () => OnGlobalLayoutChanged(customGlobalLayout);
mRootLayout.ViewTreeObserver.AddOnGlobalLayoutListener(customGlobalLayout);
}
internal GestureListener(OnSwipeListener parent)
{
_parent = parent;
}