osu/osu.Game/Overlays/OverlayHeader.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 JetBrains.Annotations;
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using osu.Framework.Allocation;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osuTK.Graphics;
namespace osu.Game.Overlays
{
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public abstract class OverlayHeader : Container
{
public OverlayTitle Title { get; }
private float contentSidePadding;
/// <summary>
/// Horizontal padding of the header content.
/// </summary>
protected float ContentSidePadding
{
get => contentSidePadding;
set
{
contentSidePadding = value;
content.Padding = new MarginPadding
{
Horizontal = value
};
}
}
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private readonly Box titleBackground;
private readonly Container content;
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protected readonly FillFlowContainer HeaderInfo;
protected OverlayHeader()
{
RelativeSizeAxes = Axes.X;
AutoSizeAxes = Axes.Y;
Add(new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Children = new[]
{
HeaderInfo = new FillFlowContainer
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Direction = FillDirection.Vertical,
Depth = -float.MaxValue,
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Children = new[]
{
CreateBackground(),
new Container
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new Drawable[]
{
titleBackground = new Box
{
RelativeSizeAxes = Axes.Both,
Colour = Color4.Gray,
},
content = new Container
{
RelativeSizeAxes = Axes.X,
AutoSizeAxes = Axes.Y,
Children = new[]
{
Title = CreateTitle().With(title =>
{
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title.Anchor = Anchor.CentreLeft;
title.Origin = Anchor.CentreLeft;
}),
CreateTitleContent().With(content =>
{
content.Anchor = Anchor.CentreRight;
content.Origin = Anchor.CentreRight;
})
}
}
}
},
}
},
CreateContent()
}
});
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ContentSidePadding = 50;
}
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[BackgroundDependencyLoader]
private void load(OverlayColourProvider colourProvider)
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{
titleBackground.Colour = colourProvider.Dark5;
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}
[NotNull]
protected virtual Drawable CreateContent() => Empty();
[NotNull]
protected virtual Drawable CreateBackground() => Empty();
/// <summary>
/// Creates a <see cref="Drawable"/> on the opposite side of the <see cref="OverlayTitle"/>. Used mostly to create <see cref="OverlayRulesetSelector"/>.
/// </summary>
[NotNull]
protected virtual Drawable CreateTitleContent() => Empty();
protected abstract OverlayTitle CreateTitle();
}
}