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osu-lazer/osu.Game/Overlays/DialogOverlay.cs

118 lines
3.6 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.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Game.Overlays.Dialog;
using osu.Game.Graphics.Containers;
using osu.Game.Input.Bindings;
using System.Linq;
using osu.Framework.Allocation;
using osu.Framework.Audio;
using osu.Framework.Input.Events;
using osu.Game.Audio.Effects;
namespace osu.Game.Overlays
{
public class DialogOverlay : OsuFocusedOverlayContainer, IDialogOverlay
{
private readonly Container dialogContainer;
protected override string PopInSampleName => "UI/dialog-pop-in";
protected override string PopOutSampleName => "UI/dialog-pop-out";
private AudioFilter lowPassFilter;
public PopupDialog CurrentDialog { get; private set; }
public DialogOverlay()
{
RelativeSizeAxes = Axes.Both;
Child = dialogContainer = new Container
{
RelativeSizeAxes = Axes.Both,
};
Width = 0.4f;
Anchor = Anchor.BottomCentre;
Origin = Anchor.BottomCentre;
}
[BackgroundDependencyLoader]
private void load(AudioManager audio)
{
AddInternal(lowPassFilter = new AudioFilter(audio.TrackMixer));
}
public void Push(PopupDialog dialog)
{
if (dialog == CurrentDialog || dialog.State.Value != Visibility.Visible) return;
var lastDialog = CurrentDialog;
// Immediately update the externally accessible property as this may be used for checks even before
// a DialogOverlay instance has finished loading.
CurrentDialog = dialog;
Scheduler.Add(() =>
{
// if any existing dialog is being displayed, dismiss it before showing a new one.
lastDialog?.Hide();
dialog.State.ValueChanged += state => onDialogOnStateChanged(dialog, state.NewValue);
dialogContainer.Add(dialog);
Show();
}, false);
}
public override bool IsPresent => Scheduler.HasPendingTasks || dialogContainer.Children.Count > 0;
protected override bool BlockNonPositionalInput => true;
private void onDialogOnStateChanged(VisibilityContainer dialog, Visibility v)
{
if (v != Visibility.Hidden) return;
// handle the dialog being dismissed.
dialog.Delay(PopupDialog.EXIT_DURATION).Expire();
if (dialog == CurrentDialog)
{
Hide();
CurrentDialog = null;
}
}
protected override void PopIn()
{
base.PopIn();
lowPassFilter.CutoffTo(300, 100, Easing.OutCubic);
}
protected override void PopOut()
{
base.PopOut();
lowPassFilter.CutoffTo(AudioFilter.MAX_LOWPASS_CUTOFF, 100, Easing.InCubic);
if (CurrentDialog?.State.Value == Visibility.Visible)
CurrentDialog.Hide();
}
public override bool OnPressed(KeyBindingPressEvent<GlobalAction> e)
{
if (e.Repeat)
return false;
switch (e.Action)
{
case GlobalAction.Select:
CurrentDialog?.Buttons.OfType<PopupDialogOkButton>().FirstOrDefault()?.TriggerClick();
return true;
}
return base.OnPressed(e);
}
}
}