osu/osu.Game/Graphics/Cursor/GlobalCursorDisplay.cs

95 lines
3.0 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using osu.Framework.Allocation;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Cursor;
using osu.Framework.Input;
using osu.Framework.Input.StateChanges;
using osu.Game.Configuration;
namespace osu.Game.Graphics.Cursor
{
/// <summary>
/// A container which provides the main <see cref="MenuCursorContainer"/>.
/// Also handles cases where a more localised cursor is provided by another component (via <see cref="IProvideCursor"/>).
/// </summary>
public class GlobalCursorDisplay : Container, IProvideCursor
{
/// <summary>
/// Control whether any cursor should be displayed.
/// </summary>
internal bool ShowCursor = true;
CursorContainer IProvideCursor.Cursor => MenuCursor;
public MenuCursorContainer MenuCursor { get; }
public bool ProvidingUserCursor => true;
protected override Container<Drawable> Content { get; } = new Container { RelativeSizeAxes = Axes.Both };
private Bindable<bool> showDuringTouch = null!;
private InputManager inputManager = null!;
private IProvideCursor? currentOverrideProvider;
[Resolved]
private OsuConfigManager config { get; set; } = null!;
public GlobalCursorDisplay()
{
AddRangeInternal(new Drawable[]
{
Content = new Container { RelativeSizeAxes = Axes.Both },
MenuCursor = new MenuCursorContainer { State = { Value = Visibility.Hidden } }
});
}
protected override void LoadComplete()
{
base.LoadComplete();
inputManager = GetContainingInputManager();
showDuringTouch = config.GetBindable<bool>(OsuSetting.GameplayCursorDuringTouch);
}
protected override void Update()
{
base.Update();
var lastMouseSource = inputManager.CurrentState.Mouse.LastSource;
bool hasValidInput = lastMouseSource != null && (showDuringTouch.Value || lastMouseSource is not ISourcedFromTouch);
if (!hasValidInput || !ShowCursor)
{
currentOverrideProvider?.Cursor?.Hide();
currentOverrideProvider = null;
return;
}
IProvideCursor newOverrideProvider = this;
foreach (var d in inputManager.HoveredDrawables)
{
if (d is IProvideCursor p && p.ProvidingUserCursor)
{
newOverrideProvider = p;
break;
}
}
if (currentOverrideProvider == newOverrideProvider)
return;
currentOverrideProvider?.Cursor?.Hide();
newOverrideProvider.Cursor?.Show();
currentOverrideProvider = newOverrideProvider;
}
}
}