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198 lines
5.8 KiB
C#
198 lines
5.8 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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#nullable enable
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using osu.Framework.Allocation;
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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.Shapes;
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using osu.Framework.Input.Events;
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using osu.Framework.Localisation;
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using osu.Game.Graphics.Containers;
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using osu.Game.Graphics.Sprites;
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using osu.Game.Overlays;
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using osuTK;
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namespace osu.Game.Graphics.UserInterface
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{
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public class ShearedButton : OsuClickableContainer
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{
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public LocalisableString Text
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{
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get => text.Text;
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set => text.Text = value;
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}
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public float TextSize
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{
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get => text.Font.Size;
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set => text.Font = OsuFont.TorusAlternate.With(size: value);
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}
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public Colour4 DarkerColour
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{
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set
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{
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darkerColour = value;
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Scheduler.AddOnce(updateState);
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}
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}
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public Colour4 LighterColour
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{
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set
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{
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lighterColour = value;
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Scheduler.AddOnce(updateState);
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}
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}
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public Colour4 TextColour
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{
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set
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{
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textColour = value;
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Scheduler.AddOnce(updateState);
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}
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}
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[Resolved]
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protected OverlayColourProvider ColourProvider { get; private set; } = null!;
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private readonly Box background;
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private readonly OsuSpriteText text;
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private const float shear = 0.2f;
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private Colour4? darkerColour;
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private Colour4? lighterColour;
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private Colour4? textColour;
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private readonly Box flashLayer;
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/// <summary>
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/// Creates a new <see cref="ShearedToggleButton"/>
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/// </summary>
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/// <param name="width">
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/// The width of the button.
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/// <list type="bullet">
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/// <item>If a non-<see langword="null"/> value is provided, this button will have a fixed width equal to the provided value.</item>
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/// <item>If a <see langword="null"/> value is provided (or the argument is omitted entirely), the button will autosize in width to fit the text.</item>
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/// </list>
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/// </param>
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public ShearedButton(float? width = null)
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{
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Height = 50;
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Padding = new MarginPadding { Horizontal = shear * 50 };
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Content.CornerRadius = 7;
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Content.Shear = new Vector2(shear, 0);
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Content.Masking = true;
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Content.BorderThickness = 2;
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Content.Anchor = Content.Origin = Anchor.Centre;
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Children = new Drawable[]
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{
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background = new Box
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{
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RelativeSizeAxes = Axes.Both
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},
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text = new OsuSpriteText
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Font = OsuFont.TorusAlternate.With(size: 17),
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Shear = new Vector2(-shear, 0)
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},
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flashLayer = new Box
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{
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RelativeSizeAxes = Axes.Both,
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Colour = Colour4.White.Opacity(0.9f),
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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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if (width != null)
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{
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Width = width.Value;
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}
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else
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{
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AutoSizeAxes = Axes.X;
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text.Margin = new MarginPadding { Horizontal = 15 };
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}
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}
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protected override HoverSounds CreateHoverSounds(HoverSampleSet sampleSet) => new HoverClickSounds(sampleSet);
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protected override void LoadComplete()
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{
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base.LoadComplete();
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Enabled.BindValueChanged(_ => Scheduler.AddOnce(updateState));
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updateState();
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FinishTransforms(true);
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}
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protected override bool OnClick(ClickEvent e)
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{
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if (Enabled.Value)
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flashLayer.FadeOutFromOne(800, Easing.OutQuint);
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return base.OnClick(e);
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}
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protected override bool OnHover(HoverEvent e)
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{
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Scheduler.AddOnce(updateState);
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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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Scheduler.AddOnce(updateState);
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base.OnHoverLost(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(0.8f, 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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private void updateState()
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{
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var colourDark = darkerColour ?? ColourProvider.Background3;
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var colourLight = lighterColour ?? ColourProvider.Background1;
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var colourText = textColour ?? ColourProvider.Content1;
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if (!Enabled.Value)
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{
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colourDark = colourDark.Darken(0.3f);
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colourLight = colourLight.Darken(0.3f);
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}
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else if (IsHovered)
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{
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colourDark = colourDark.Lighten(0.2f);
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colourLight = colourLight.Lighten(0.2f);
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}
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background.FadeColour(colourDark, 150, Easing.OutQuint);
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Content.TransformTo(nameof(BorderColour), ColourInfo.GradientVertical(colourDark, colourLight), 150, Easing.OutQuint);
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if (!Enabled.Value)
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colourText = colourText.Opacity(0.6f);
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text.FadeColour(colourText, 150, Easing.OutQuint);
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}
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}
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}
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