mirror of
https://github.com/ppy/osu.git
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204 lines
6.5 KiB
C#
204 lines
6.5 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Collections.Generic;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osuTK.Graphics;
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using osu.Framework.Extensions.Color4Extensions;
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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.Cursor;
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using osu.Framework.Graphics.Effects;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Graphics.UserInterface;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Sprites;
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using osuTK;
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namespace osu.Game.Overlays.Settings
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{
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public abstract class SettingsItem<T> : Container, IFilterable, ISettingsItem
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{
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protected abstract Drawable CreateControl();
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protected Drawable Control { get; }
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private IHasCurrentValue<T> controlWithCurrent => Control as IHasCurrentValue<T>;
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protected override Container<Drawable> Content => FlowContent;
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protected readonly FillFlowContainer FlowContent;
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private SpriteText text;
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public bool ShowsDefaultIndicator = true;
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public virtual string LabelText
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{
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get => text?.Text ?? string.Empty;
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set
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{
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if (text == null)
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{
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// construct lazily for cases where the label is not needed (may be provided by the Control).
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FlowContent.Insert(-1, text = new OsuSpriteText());
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}
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text.Text = value;
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}
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}
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public virtual Bindable<T> Bindable
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{
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get => controlWithCurrent.Current;
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set => controlWithCurrent.Current = value;
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}
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public virtual IEnumerable<string> FilterTerms => Keywords == null ? new[] { LabelText } : new List<string>(Keywords) { LabelText }.ToArray();
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public IEnumerable<string> Keywords { get; set; }
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public bool MatchingFilter
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{
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set => this.FadeTo(value ? 1 : 0);
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}
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public bool FilteringActive { get; set; }
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public event Action SettingChanged;
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protected SettingsItem()
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{
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RestoreDefaultValueButton restoreDefaultButton;
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RelativeSizeAxes = Axes.X;
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AutoSizeAxes = Axes.Y;
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Padding = new MarginPadding { Right = SettingsPanel.CONTENT_MARGINS };
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InternalChildren = new Drawable[]
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{
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restoreDefaultButton = new RestoreDefaultValueButton(),
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FlowContent = new FillFlowContainer
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{
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RelativeSizeAxes = Axes.X,
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AutoSizeAxes = Axes.Y,
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Padding = new MarginPadding { Left = SettingsPanel.CONTENT_MARGINS },
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Child = Control = CreateControl()
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},
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};
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// all bindable logic is in constructor intentionally to support "CreateSettingsControls" being used in a context it is
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// never loaded, but requires bindable storage.
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if (controlWithCurrent != null)
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{
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controlWithCurrent.Current.ValueChanged += _ => SettingChanged?.Invoke();
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controlWithCurrent.Current.DisabledChanged += disabled => { Colour = disabled ? Color4.Gray : Color4.White; };
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if (ShowsDefaultIndicator)
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restoreDefaultButton.Bindable = controlWithCurrent.Current;
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}
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}
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private class RestoreDefaultValueButton : Container, IHasTooltip
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{
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private Bindable<T> bindable;
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public Bindable<T> Bindable
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{
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get => bindable;
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set
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{
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bindable = value;
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bindable.ValueChanged += _ => UpdateState();
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bindable.DisabledChanged += _ => UpdateState();
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bindable.DefaultChanged += _ => UpdateState();
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UpdateState();
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}
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}
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private Color4 buttonColour;
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private bool hovering;
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public RestoreDefaultValueButton()
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{
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RelativeSizeAxes = Axes.Y;
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Width = SettingsPanel.CONTENT_MARGINS;
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Alpha = 0f;
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colour)
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{
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buttonColour = colour.Yellow;
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Child = new Container
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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RelativeSizeAxes = Axes.Both,
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CornerRadius = 3,
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Masking = true,
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Colour = buttonColour,
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EdgeEffect = new EdgeEffectParameters
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{
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Colour = buttonColour.Opacity(0.1f),
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Type = EdgeEffectType.Glow,
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Radius = 2,
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},
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Size = new Vector2(0.33f, 0.8f),
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Child = new Box { RelativeSizeAxes = Axes.Both },
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};
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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UpdateState();
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}
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public string TooltipText => "revert to default";
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protected override bool OnClick(ClickEvent e)
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{
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if (bindable != null && !bindable.Disabled)
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bindable.SetDefault();
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return true;
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}
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protected override bool OnHover(HoverEvent e)
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{
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hovering = true;
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UpdateState();
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return false;
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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hovering = false;
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UpdateState();
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}
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public void SetButtonColour(Color4 buttonColour)
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{
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this.buttonColour = buttonColour;
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UpdateState();
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}
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public void UpdateState()
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{
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if (bindable == null)
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return;
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this.FadeTo(bindable.IsDefault ? 0f :
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hovering && !bindable.Disabled ? 1f : 0.65f, 200, Easing.OutQuint);
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this.FadeColour(bindable.Disabled ? Color4.Gray : buttonColour, 200, Easing.OutQuint);
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}
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}
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}
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}
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