mirror of https://github.com/ppy/osu
117 lines
3.6 KiB
C#
117 lines
3.6 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.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.Effects;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics.Containers;
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using osuTK.Graphics;
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namespace osu.Game.Graphics.UserInterface
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{
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/// <summary>
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/// Highlight on hover, bounce on click.
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/// </summary>
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public class OsuAnimatedButton : OsuClickableContainer
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{
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/// <summary>
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/// The colour that should be flashed when the <see cref="OsuAnimatedButton"/> is clicked.
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/// </summary>
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protected Color4 FlashColour = Color4.White.Opacity(0.3f);
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private Color4 hoverColour = Color4.White.Opacity(0.1f);
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/// <summary>
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/// The background colour of the <see cref="OsuAnimatedButton"/> while it is hovered.
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/// </summary>
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protected Color4 HoverColour
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{
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get => hoverColour;
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set
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{
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hoverColour = value;
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hover.Colour = value;
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}
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}
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protected override Container<Drawable> Content => content;
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private readonly Container content;
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private readonly Box hover;
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public OsuAnimatedButton()
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{
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base.Content.Add(content = new Container
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{
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Origin = Anchor.Centre,
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Anchor = Anchor.Centre,
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RelativeSizeAxes = Axes.Both,
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CornerRadius = 5,
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Masking = true,
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EdgeEffect = new EdgeEffectParameters
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{
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Colour = Color4.Black.Opacity(0.04f),
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Type = EdgeEffectType.Shadow,
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Radius = 5,
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},
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Children = new Drawable[]
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{
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hover = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Colour = HoverColour,
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Blending = BlendingParameters.Additive,
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Alpha = 0,
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},
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}
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});
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}
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[BackgroundDependencyLoader]
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private void load(OsuColour colours)
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{
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if (AutoSizeAxes != Axes.None)
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{
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content.RelativeSizeAxes = (Axes.Both & ~AutoSizeAxes);
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content.AutoSizeAxes = AutoSizeAxes;
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}
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Enabled.BindValueChanged(enabled => this.FadeColour(enabled.NewValue ? Color4.White : colours.Gray9, 200, Easing.OutQuint), true);
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}
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protected override bool OnHover(HoverEvent e)
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{
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hover.FadeIn(500, Easing.OutQuint);
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return base.OnHover(e);
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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hover.FadeOut(500, Easing.OutQuint);
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base.OnHoverLost(e);
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}
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protected override bool OnClick(ClickEvent e)
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{
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hover.FlashColour(FlashColour, 800, Easing.OutQuint);
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return base.OnClick(e);
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}
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protected override bool OnMouseDown(MouseDownEvent e)
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{
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Content.ScaleTo(0.75f, 2000, Easing.OutQuint);
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return base.OnMouseDown(e);
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}
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protected override void OnMouseUp(MouseUpEvent e)
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{
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Content.ScaleTo(1, 1000, Easing.OutElastic);
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base.OnMouseUp(e);
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}
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}
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}
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