void SetIndicators()
{
if (Element.ShowIndicators)
{
SetPosition();
indicators.SetViewPager(viewPager);
// IndicatorsTintColor BP
indicators.SetFillColor(Element.IndicatorsTintColor.ToAndroid());
// CurrentPageIndicatorTintColor BP
indicators.SetPageColor(Element.CurrentPageIndicatorTintColor.ToAndroid());
// IndicatorsShape BP
indicators.SetStyle(Element.IndicatorsShape); // Rounded or Squared
}
else
{
indicators.RemoveAllViews();
}
// ShowIndicators BP
indicators.Visibility = Element.ShowIndicators? AViews.ViewStates.Visible : AViews.ViewStates.Gone;
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
var rect = this.Element.Bounds;
switch (e.PropertyName)
{
case "Orientation":
if (Element != null)
{
SetNativeView();
Element.PositionSelected?.Invoke(Element, Element.Position);
}
break;
case "InterPageSpacing":
//var metrics = Resources.DisplayMetrics;
//var interPageSpacing = Element.InterPageSpacing * metrics.Density;
//viewPager.PageMargin = (int)interPageSpacing;
break;
case "BackgroundColor":
viewPager?.SetBackgroundColor(Element.BackgroundColor.ToAndroid());
break;
case "IsSwipingEnabled":
SetIsSwipingEnabled();
break;
case "IndicatorsTintColor":
indicators?.SetFillColor(Element.IndicatorsTintColor.ToAndroid());
break;
case "CurrentPageIndicatorTintColor":
indicators?.SetPageColor(Element.CurrentPageIndicatorTintColor.ToAndroid());
break;
case "IndicatorsShape":
indicators?.SetStyle(Element.IndicatorsShape);
break;
case "ShowIndicators":
SetIndicators();
break;
case "ItemsSource":
if (Element != null && viewPager != null)
{
SetPosition();
viewPager.Adapter = new PageAdapter(Element);
viewPager.SetCurrentItem(Element.Position, false);
indicators?.SetViewPager(viewPager);
Element.PositionSelected?.Invoke(Element, Element.Position);
if (Element.ItemsSource != null && Element.ItemsSource is INotifyCollectionChanged)
{
((INotifyCollectionChanged)Element.ItemsSource).CollectionChanged += ItemsSource_CollectionChanged;
}
}
break;
case "ItemTemplate":
if (Element != null && viewPager != null)
{
viewPager.Adapter = new PageAdapter(Element);
viewPager.SetCurrentItem(Element.Position, false);
indicators?.SetViewPager(viewPager);
Element.PositionSelected?.Invoke(Element, Element.Position);
}
break;
case "Position":
if (Element != null && !isSwiping)
{
SetCurrentPage(Element.Position);
}
break;
}
}