///////////////////////////////////////////////////////////////////////////
// Animating Fab based on Changes
///////////////////////////////////////////////////////////////////////////
private void updateFabTranslationForBottomNavigationBar(CoordinatorLayout parent, FloatingActionButton fab, View dependency)
{
float snackBarTranslation = getFabTranslationYForSnackBar(parent, fab);
float[] bottomBarParameters = getFabTranslationYForBottomNavigationBar(parent, fab);
float bottomBarTranslation = bottomBarParameters[0];
float bottomBarHeight = bottomBarParameters[1];
float targetTransY = 0;
if (snackBarTranslation >= bottomBarTranslation)
{
// when snackBar is below BottomBar in translation present.
targetTransY = bottomBarTranslation;
}
else
{
targetTransY = snackBarTranslation;
}
// if (mFabBehaviour == BottomNavigationBar.FAB_BEHAVIOUR_DISAPPEAR) {
// if (targetTransY == 0) {
// fab.hide();
// } else {
// fab.show();
// }
// }
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final float currentTransY = Android.Support.V4.View.ViewCompat.getTranslationY(fab);
float currentTransY = ViewCompat.GetTranslationY(fab);
// Make sure that any current animation is cancelled
ensureOrCancelAnimator(fab);
if (fab.IsShown && Math.Abs(currentTransY - targetTransY) > (fab.Height * 0.667f))
{
// If the FAB will be travelling by more than 2/3 of it's height, let's animate it instead
mFabTranslationYAnimator.TranslationY(targetTransY).Start();
}
else
{
// Now update the translation Y
ViewCompat.SetTranslationY(fab, targetTransY);
}
}
private float getFabTranslationYForSnackBar(CoordinatorLayout parent, FloatingActionButton fab)
{
float minOffset = 0;
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.List<Android.View.View> dependencies = parent.getDependencies(fab);
IList <View> dependencies = parent.GetDependencies(fab);
for (int i = 0, z = dependencies.Count; i < z; i++)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Android.View.View view = dependencies.get(i);
View view = dependencies[i];
if (view is Snackbar.SnackbarLayout && parent.DoViewsOverlap(fab, view))
{
minOffset = Math.Min(minOffset, ViewCompat.GetTranslationY(view) - view.Height);
}
}
return(minOffset);
}
///////////////////////////////////////////////////////////////////////////
// Fab Translation due to SnackBar and Due to BottomBar
///////////////////////////////////////////////////////////////////////////
private float[] getFabTranslationYForBottomNavigationBar(CoordinatorLayout parent, FloatingActionButton fab)
{
float minOffset = 0;
float viewHeight = 0;
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.List<Android.View.View> dependencies = parent.getDependencies(fab);
IList <View> dependencies = parent.GetDependencies(fab);
for (int i = 0, z = dependencies.Count; i < z; i++)
{
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final Android.View.View view = dependencies.get(i);
View view = dependencies[i];
if (view is BottomNavigationBar)
{
viewHeight = view.Height;
minOffset = Math.Min(minOffset, ViewCompat.GetTranslationY(view) - viewHeight);
}
}
float[] returnValues = new float[] { minOffset, viewHeight };
return(returnValues);
}
private void updateSnackBarPosition(CoordinatorLayout parent, V child, View dependency)
{
updateSnackBarPosition(parent, child, dependency, ViewCompat.GetTranslationY(child) - child.Height);
}
