mirror of
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218 lines
6.6 KiB
C#
218 lines
6.6 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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#nullable disable
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using System;
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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.Shapes;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Input.Bindings;
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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.Input.Bindings;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Screens.Select
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{
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public partial class FooterButton : OsuClickableContainer, IKeyBindingHandler<GlobalAction>
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{
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public const float SHEAR_WIDTH = 7.5f;
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protected static readonly Vector2 SHEAR = new Vector2(SHEAR_WIDTH / Footer.HEIGHT, 0);
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public LocalisableString Text
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{
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get => SpriteText?.Text ?? default;
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set
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{
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if (SpriteText != null)
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SpriteText.Text = value;
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}
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}
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private Color4 deselectedColour;
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public Color4 DeselectedColour
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{
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get => deselectedColour;
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set
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{
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deselectedColour = value;
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if (light.Colour != SelectedColour)
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light.Colour = value;
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}
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}
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private Color4 selectedColour;
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public Color4 SelectedColour
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{
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get => selectedColour;
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set
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{
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selectedColour = value;
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box.Colour = selectedColour;
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}
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}
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protected FillFlowContainer ButtonContentContainer;
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protected readonly Container TextContainer;
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protected readonly SpriteText SpriteText;
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private readonly Box box;
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private readonly Box light;
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public FooterButton()
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{
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AutoSizeAxes = Axes.Both;
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Shear = SHEAR;
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Children = new Drawable[]
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{
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box = new Box
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{
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RelativeSizeAxes = Axes.Both,
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EdgeSmoothness = new Vector2(2, 0),
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Colour = Color4.White,
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Alpha = 0,
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},
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light = new Box
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{
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Height = 4,
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EdgeSmoothness = new Vector2(2, 0),
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RelativeSizeAxes = Axes.X,
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},
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new Container
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{
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AutoSizeAxes = Axes.Both,
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Children = new Drawable[]
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{
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ButtonContentContainer = new FillFlowContainer
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{
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Anchor = Anchor.CentreLeft,
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Origin = Anchor.CentreLeft,
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Direction = FillDirection.Horizontal,
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Shear = -SHEAR,
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AutoSizeAxes = Axes.X,
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Height = 50,
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Spacing = new Vector2(15, 0),
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Children = new Drawable[]
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{
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TextContainer = new Container
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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AutoSizeAxes = Axes.Both,
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Child = SpriteText = new OsuSpriteText
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{
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AlwaysPresent = true,
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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}
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},
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},
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},
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},
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},
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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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Enabled.BindValueChanged(_ => updateDisplay(), true);
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}
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public Action Hovered;
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public Action HoverLost;
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public GlobalAction? Hotkey;
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private bool mouseDown;
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protected override void UpdateAfterChildren()
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{
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base.UpdateAfterChildren();
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float horizontalMargin = (100 - TextContainer.Width) / 2;
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ButtonContentContainer.Padding = new MarginPadding
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{
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Left = horizontalMargin,
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// right side margin offset to compensate for shear
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Right = horizontalMargin - SHEAR_WIDTH / 2
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};
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}
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protected override bool OnHover(HoverEvent e)
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{
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Hovered?.Invoke();
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updateDisplay();
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return true;
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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HoverLost?.Invoke();
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updateDisplay();
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}
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protected override bool OnMouseDown(MouseDownEvent e)
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{
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if (!Enabled.Value)
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return true;
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mouseDown = true;
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updateDisplay();
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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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mouseDown = false;
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updateDisplay();
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base.OnMouseUp(e);
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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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return true;
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box.ClearTransforms();
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box.Alpha = 1;
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box.FadeOut(Footer.TRANSITION_LENGTH * 3, Easing.OutQuint);
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return base.OnClick(e);
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}
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public virtual bool OnPressed(KeyBindingPressEvent<GlobalAction> e)
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{
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if (e.Action == Hotkey && !e.Repeat)
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{
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TriggerClick();
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return true;
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}
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return false;
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}
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public virtual void OnReleased(KeyBindingReleaseEvent<GlobalAction> e) { }
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private void updateDisplay()
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{
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this.FadeTo(Enabled.Value ? 1 : 0.25f, Footer.TRANSITION_LENGTH, Easing.OutQuint);
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light.ScaleTo(Enabled.Value && IsHovered ? new Vector2(1, 2) : new Vector2(1), Footer.TRANSITION_LENGTH, Easing.OutQuint);
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light.FadeColour(Enabled.Value && IsHovered ? SelectedColour : DeselectedColour, Footer.TRANSITION_LENGTH, Easing.OutQuint);
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box.FadeTo(Enabled.Value & mouseDown ? 0.3f : 0f, Footer.TRANSITION_LENGTH * 2, Easing.OutQuint);
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if (Enabled.Value && IsHovered)
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Hovered?.Invoke();
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else
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HoverLost?.Invoke();
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}
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}
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}
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