osu/osu.Game/Overlays/HoldToConfirmOverlay.cs

40 lines
1.2 KiB
C#

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Shapes;
using osu.Game.Graphics.Containers;
using OpenTK.Graphics;
namespace osu.Game.Overlays
{
/// <summary>
/// An overlay which will display a black screen that dims over a period before confirming an exit action.
/// Action is BYO (derived class will need to call <see cref="BeginConfirm"/> and <see cref="AbortConfirm"/> from a user event).
/// </summary>
public abstract class HoldToConfirmOverlay : HoldToConfirmContainer
{
private Box overlay;
[BackgroundDependencyLoader]
private void load()
{
RelativeSizeAxes = Axes.Both;
AlwaysPresent = true;
Children = new Drawable[]
{
overlay = new Box
{
Alpha = 0,
Colour = Color4.Black,
RelativeSizeAxes = Axes.Both,
}
};
Progress.ValueChanged += v => overlay.Alpha = (float)v;
}
}
}