public bool OnGesture(Android.Glass.Touchpad.Gesture gesture)
{
_lastGesture.Text = gesture.Name();
if (gesture == Gesture.SwipeDown)
{
if (!_swipedDownOnce)
{
_swipeAgainTip.Animate().Alpha(1.0f);
_swipedDownOnce = true;
return true;
}
else
{
return false;
}
}
else
{
return true;
}
}
private static bool IsSupportedScaleType( Android.Widget.ImageView.ScaleType scaleType)
{
if (null == scaleType) {
return false;
}
if (scaleType.Name().Equals(Android.Widget.ImageView.ScaleType.Matrix.Name())) {
throw new Java.Lang.IllegalArgumentException(scaleType.Name()
+ " is not supported in PhotoView");
}
else {
return true;
}
}