// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence. // See the LICENCE file in the repository root for full licence text. using System.Collections.Generic; using System.Linq; using osuTK; using osuTK.Graphics; using osu.Framework.Extensions.Color4Extensions; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; using osu.Framework.Graphics.Shapes; using osu.Framework.Input.Events; using osu.Game.Graphics.UserInterface; namespace osu.Game.Screens.Select { public class Footer : Container { private readonly Box modeLight; public const float HEIGHT = 50; public const int TRANSITION_LENGTH = 300; private const float padding = 80; private readonly FillFlowContainer<FooterButton> buttons; private readonly List<OverlayContainer> overlays = new List<OverlayContainer>(); /// <param name="button">The button to be added.</param> /// <param name="overlay">The <see cref="OverlayContainer"/> to be toggled by this button.</param> public void AddButton(FooterButton button, OverlayContainer overlay) { if (overlay != null) { overlays.Add(overlay); button.Action = () => showOverlay(overlay); } button.Hovered = updateModeLight; button.HoverLost = updateModeLight; buttons.Add(button); } private void showOverlay(OverlayContainer overlay) { foreach (var o in overlays) { if (o == overlay) o.ToggleVisibility(); else o.Hide(); } } private void updateModeLight() => modeLight.FadeColour(buttons.FirstOrDefault(b => b.IsHovered)?.SelectedColour ?? Color4.Transparent, TRANSITION_LENGTH, Easing.OutQuint); public Footer() { RelativeSizeAxes = Axes.X; Height = HEIGHT; Anchor = Anchor.BottomCentre; Origin = Anchor.BottomCentre; Children = new Drawable[] { new Box { RelativeSizeAxes = Axes.Both, Size = Vector2.One, Colour = Color4.Black.Opacity(0.5f), }, modeLight = new Box { RelativeSizeAxes = Axes.X, Height = 3, Position = new Vector2(0, -3), }, new FillFlowContainer { Anchor = Anchor.BottomLeft, Origin = Anchor.BottomLeft, Position = new Vector2(TwoLayerButton.SIZE_EXTENDED.X + padding, 0), RelativeSizeAxes = Axes.Y, AutoSizeAxes = Axes.X, Direction = FillDirection.Horizontal, Spacing = new Vector2(padding, 0), Children = new Drawable[] { buttons = new FillFlowContainer<FooterButton> { Direction = FillDirection.Horizontal, Spacing = new Vector2(-FooterButton.SHEAR_WIDTH, 0), AutoSizeAxes = Axes.Both, } } } }; updateModeLight(); } protected override bool OnMouseDown(MouseDownEvent e) => true; protected override bool OnClick(ClickEvent e) => true; protected override bool OnHover(HoverEvent e) => true; } }