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osu-lazer/osu.Game/Screens/Edit/EditorTable.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;
using osu.Framework.Allocation;
using osu.Framework.Extensions.LocalisationExtensions;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Graphics.Shapes;
using osu.Framework.Input.Events;
using osu.Framework.Localisation;
using osu.Game.Graphics;
using osu.Game.Graphics.Containers;
using osu.Game.Graphics.Sprites;
using osu.Game.Overlays;
using osuTK.Graphics;
namespace osu.Game.Screens.Edit
{
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public abstract partial class EditorTable : TableContainer
{
public event Action<Drawable>? OnRowSelected;
private const float horizontal_inset = 20;
protected const float ROW_HEIGHT = 25;
public const int TEXT_SIZE = 14;
protected readonly FillFlowContainer<RowBackground> BackgroundFlow;
protected EditorTable()
{
RelativeSizeAxes = Axes.X;
AutoSizeAxes = Axes.Y;
Padding = new MarginPadding { Horizontal = horizontal_inset };
RowSize = new Dimension(GridSizeMode.Absolute, ROW_HEIGHT);
AddInternal(BackgroundFlow = new FillFlowContainer<RowBackground>
{
RelativeSizeAxes = Axes.Both,
Depth = 1f,
Padding = new MarginPadding { Horizontal = -horizontal_inset },
Margin = new MarginPadding { Top = ROW_HEIGHT }
});
}
protected void SetSelectedRow(object? item)
{
foreach (var b in BackgroundFlow)
{
b.Selected = ReferenceEquals(b.Item, item);
if (b.Selected)
OnRowSelected?.Invoke(b);
}
}
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protected override Drawable CreateHeader(int index, TableColumn? column) => new HeaderText(column?.Header ?? default);
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private partial class HeaderText : OsuSpriteText
{
public HeaderText(LocalisableString text)
{
Text = text.ToUpper();
Font = OsuFont.GetFont(size: 12, weight: FontWeight.Bold);
}
}
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public partial class RowBackground : OsuClickableContainer
{
public readonly object Item;
private const int fade_duration = 100;
private readonly Box hoveredBackground;
public RowBackground(object item)
{
Item = item;
RelativeSizeAxes = Axes.X;
Height = 25;
AlwaysPresent = true;
CornerRadius = 3;
Masking = true;
Children = new Drawable[]
{
hoveredBackground = new Box
{
RelativeSizeAxes = Axes.Both,
Alpha = 0,
},
};
}
private Color4 colourHover;
private Color4 colourSelected;
[BackgroundDependencyLoader]
private void load(OverlayColourProvider colours)
{
colourHover = colours.Background1;
colourSelected = colours.Colour3;
}
protected override void LoadComplete()
{
base.LoadComplete();
updateState();
FinishTransforms(true);
}
private bool selected;
public bool Selected
{
get => selected;
set
{
if (value == selected)
return;
selected = value;
updateState();
}
}
protected override bool OnHover(HoverEvent e)
{
updateState();
return base.OnHover(e);
}
protected override void OnHoverLost(HoverLostEvent e)
{
updateState();
base.OnHoverLost(e);
}
private void updateState()
{
hoveredBackground.FadeColour(selected ? colourSelected : colourHover, 450, Easing.OutQuint);
if (selected || IsHovered)
hoveredBackground.FadeIn(fade_duration, Easing.OutQuint);
else
hoveredBackground.FadeOut(fade_duration, Easing.OutQuint);
}
}
}
}