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

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// 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 System.Threading;
using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Containers;
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using osu.Framework.Graphics.Shapes;
using osu.Game.Graphics;
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using osu.Game.Graphics.Containers;
using osu.Game.Overlays.News;
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namespace osu.Game.Overlays
{
public class NewsOverlay : FullscreenOverlay
{
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private NewsHeader header;
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private Container<NewsContent> content;
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public readonly Bindable<string> Current = new Bindable<string>(null);
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[BackgroundDependencyLoader]
private void load(OsuColour colours)
{
Children = new Drawable[]
{
new Box
{
RelativeSizeAxes = Axes.Both,
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Colour = colours.PurpleDarkAlternative
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},
new OsuScrollContainer
{
RelativeSizeAxes = Axes.Both,
Child = new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = new Drawable[]
{
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header = new NewsHeader
{
ShowFrontPage = ShowFrontPage
},
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content = new Container<NewsContent>
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
}
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},
},
},
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};
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header.Current.BindTo(Current);
Current.TriggerChange();
}
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private CancellationTokenSource loadContentCancellation;
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protected void LoadAndShowContent(NewsContent newContent)
{
content.FadeTo(0.2f, 300, Easing.OutQuint);
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loadContentCancellation?.Cancel();
LoadComponentAsync(newContent, c =>
{
content.Child = c;
content.FadeIn(300, Easing.OutQuint);
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}, (loadContentCancellation = new CancellationTokenSource()).Token);
}
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public void ShowFrontPage()
{
Current.Value = null;
Show();
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}
}
}