/// <summary>
/// Invoked whenever the element has been changed in Xamarin.
/// </summary>
/// <param name="e">ElementChangedEventArgs<Image></Image></param>
protected override void OnElementChanged(ElementChangedEventArgs <Image> e)
{
base.OnElementChanged(e);
if (e.NewElement == null)
{
return;
}
SwipeImage sb = e.NewElement as SwipeImage;
if (sb == null)
{
return;
}
// To detect tap Gesture
gestureRec = new ElmSharp.GestureLayer(Control);
gestureRec.Attach(Control);
gestureRec.LongTapTimeout = 0.001;
gestureRec.SetTapCallback(ElmSharp.GestureLayer.GestureType.Tap, ElmSharp.GestureLayer.GestureState.Start, (ev) =>
{
sb.TapStartCommand?.Execute(null);
});
Action <ElmSharp.GestureLayer.TapData> tapEndAction = (ev) =>
{
sb.TapEndCommand?.Execute(null);
};
gestureRec.SetTapCallback(ElmSharp.GestureLayer.GestureType.Tap, ElmSharp.GestureLayer.GestureState.End, tapEndAction);
gestureRec.SetTapCallback(ElmSharp.GestureLayer.GestureType.LongTap, ElmSharp.GestureLayer.GestureState.End, tapEndAction);
}
/// <summary>
/// Create dismiss image for Alarm Ring type
/// </summary>
private void CreateAlarmOnOffArea()
{
dismissImage = new SwipeImage
{
OriginalSource = "ring/alarm_btn_bg_dismiss.png",
WidthRequest = 180,
HeightRequest = 180,
TapStartCommand = AlarmTapStartCommand,
};
ringImage = new Image
{
Source = "ring/alarm_btn_circle_line_AO003P.png",
WidthRequest = 180,
HeightRequest = 180,
IsVisible = false,
};
backgroundRingImage = new Image
{
Source = "ring/alarm_btn_circle_drag_A3.png",
WidthRequest = 180,
HeightRequest = 180,
IsVisible = false,
};
AbsoluteLayout.SetLayoutBounds(dismissImage, dismissOnlyRec);
AbsoluteLayout.SetLayoutFlags(dismissImage, AbsoluteLayoutFlags.None);
swipeAreaLayout.Children.Add(dismissImage);
AbsoluteLayout.SetLayoutBounds(ringImage, dismissOnlyRec);
AbsoluteLayout.SetLayoutFlags(ringImage, AbsoluteLayoutFlags.None);
swipeAreaLayout.Children.Add(ringImage);
AbsoluteLayout.SetLayoutBounds(backgroundRingImage, dismissOnlyRec);
AbsoluteLayout.SetLayoutFlags(backgroundRingImage, AbsoluteLayoutFlags.None);
swipeAreaLayout.Children.Add(backgroundRingImage);
}
