protected override void OnDraw(Android.Graphics.Canvas canvas)
{
if (_pages == null)
{
throw new Exception("Please make sure you set Pages before using this control");
}
_scroller = FindViewById <HorizontalScrollView>(this.Id);
_viewBody = SafeCastFirstView(_scroller.GetChildAt(0));
_viewBody.SetBackgroundColor(Android.Graphics.Color.WhiteSmoke);
if (_viewBody == null)
{
throw new Exception("The RelativeLayout that the animation content goes in is not available. Please make sure you have a RelativeLayout within you JazzHandsHorizontalScrollView");
}
int fullWidth = Resources.DisplayMetrics.WidthPixels * Pages.Value;
((Android.Widget.RelativeLayout)_scroller.GetChildAt(0)).AddView(new Android.Views.View(Context)
{
LayoutParameters = new LayoutParams(fullWidth, 0)
});
for (int i = 0; i < Pages.Value; i++)
{
_pagePositions.Add(i * Resources.DisplayMetrics.WidthPixels);
}
// int value = (int)TypedValue.ApplyDimension (ComplexUnitType.Px,
// (float)Resources.DisplayMetrics.WidthPixels * Pages, Resources.DisplayMetrics);
//
// ViewGroup.LayoutParams lp = new LinearLayout.LayoutParams (value, Resources.DisplayMetrics.HeightPixels);
// LayoutParameters = lp;
base.OnDraw(canvas);
}