Task ResizeDrawerAsync(double start, double end)
{
var tcs = new TaskCompletionSource <bool>();
var animation = new Animation(v =>
{
var r = start + ((end - start) * v);
ContentViewGroup.UpdatePosition(new Point(r, 0));
DrawerViewGroup.UpdateSize(new Size(r, Size.Height));
}, easing: Easing.Linear);
animation.Commit(this, "ResizeDrawer", length: 200, finished: (l, c) =>
{
ContentViewGroup.UpdatePosition(new Point(end, 0));
DrawerViewGroup.UpdateSize(new Size(end, Size.Height));
tcs.SetResult(true);
});
return(tcs.Task);
}
async Task RunCustomPopAnimation(View tobeRemoved, Action <View, double> customAnimation)
{
tobeRemoved.Sensitive = false;
if (BelowTop != null)
{
BelowTop.Show();
BelowTop.Sensitive = false;
}
var tcs = new TaskCompletionSource <bool>();
var pushAni = new Animation((d) => customAnimation(tobeRemoved, d), easing: Easing.Linear);
pushAni.Commit(this, "PopAnimation", finished: (d, b) =>
{
tcs.SetResult(true);
});
await tcs.Task;
tobeRemoved.Sensitive = true;
if (BelowTop != null)
{
BelowTop.Sensitive = true;
}
}
async Task RunCustomPushAnimation(View view, Action <View, double> customAnimation)
{
if (Top != null)
{
Top.Sensitive = false;
}
view.Sensitive = false;
var tcs = new TaskCompletionSource <bool>();
var pushAni = new Animation((d) => customAnimation(view, d), easing: Easing.Linear);
pushAni.Commit(this, "PushAnimation", finished: (d, b) =>
{
tcs.SetResult(true);
});
await tcs.Task;
view.Sensitive = true;
if (Top != null)
{
Top.Sensitive = true;
}
}