mirror of https://github.com/ppy/osu
125 lines
3.8 KiB
C#
125 lines
3.8 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 osu.Framework.Allocation;
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using osu.Framework.Bindables;
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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.Colour;
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using osu.Framework.Graphics.Containers;
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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.Input.Bindings;
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using osu.Game.Graphics;
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using osu.Game.Rulesets.UI.Scrolling;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Rulesets.Mania.UI.Components
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{
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public class ColumnKeyArea : CompositeDrawable, IKeyBindingHandler<ManiaAction>, IHasAccentColour
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{
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private const float key_icon_size = 10;
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private const float key_icon_corner_radius = 3;
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private readonly IBindable<ManiaAction> action = new Bindable<ManiaAction>();
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private readonly IBindable<ScrollingDirection> direction = new Bindable<ScrollingDirection>();
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private Container keyIcon;
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[BackgroundDependencyLoader]
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private void load(IBindable<ManiaAction> action, IScrollingInfo scrollingInfo)
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{
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this.action.BindTo(action);
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Drawable gradient;
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InternalChildren = new[]
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{
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gradient = new Box
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{
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Name = "Key gradient",
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RelativeSizeAxes = Axes.Both,
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Alpha = 0.5f
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},
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keyIcon = new Container
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{
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Name = "Key icon",
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Size = new Vector2(key_icon_size),
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Masking = true,
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CornerRadius = key_icon_corner_radius,
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BorderThickness = 2,
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BorderColour = Color4.White, // Not true
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Children = new[]
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{
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new Box
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{
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RelativeSizeAxes = Axes.Both,
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Alpha = 0,
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AlwaysPresent = true
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}
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}
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}
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};
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direction.BindTo(scrollingInfo.Direction);
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direction.BindValueChanged(dir =>
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{
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gradient.Colour = ColourInfo.GradientVertical(
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dir.NewValue == ScrollingDirection.Up ? Color4.Black : Color4.Black.Opacity(0),
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dir.NewValue == ScrollingDirection.Up ? Color4.Black.Opacity(0) : Color4.Black);
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}, true);
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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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updateColours();
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}
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private Color4 accentColour;
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public Color4 AccentColour
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{
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get => accentColour;
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set
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{
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if (accentColour == value)
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return;
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accentColour = value;
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updateColours();
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}
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}
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private void updateColours()
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{
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if (!IsLoaded)
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return;
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keyIcon.EdgeEffect = new EdgeEffectParameters
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{
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Type = EdgeEffectType.Glow,
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Radius = 5,
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Colour = accentColour.Opacity(0.5f),
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};
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}
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public bool OnPressed(ManiaAction action)
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{
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if (action == this.action.Value)
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keyIcon.ScaleTo(1.4f, 50, Easing.OutQuint).Then().ScaleTo(1.3f, 250, Easing.OutQuint);
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return false;
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}
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public void OnReleased(ManiaAction action)
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{
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if (action == this.action.Value)
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keyIcon.ScaleTo(1f, 125, Easing.OutQuint);
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}
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}
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}
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