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Implement basic layout
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osu.Game.Tests/Visual/UserInterface/TestScenePageSelector.cs
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osu.Game.Tests/Visual/UserInterface/TestScenePageSelector.cs
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// 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 System;
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using System.Collections.Generic;
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using osu.Game.Graphics.UserInterface;
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using osu.Framework.Graphics;
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namespace osu.Game.Tests.Visual.UserInterface
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{
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public class TestScenePageSelector : OsuTestScene
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{
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public override IReadOnlyList<Type> RequiredTypes => new[]
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{
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typeof(PageSelector)
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};
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public TestScenePageSelector()
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{
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PageSelector pageSelector;
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Child = pageSelector = new PageSelector(10)
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{
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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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100
osu.Game/Graphics/UserInterface/PageSelector.cs
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osu.Game/Graphics/UserInterface/PageSelector.cs
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// 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.Graphics.Containers;
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using osu.Framework.Graphics;
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using osu.Game.Graphics.Containers;
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using osu.Framework.Bindables;
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using osu.Framework.Allocation;
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using osu.Framework.Graphics.Shapes;
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using osu.Framework.Graphics.Sprites;
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namespace osu.Game.Graphics.UserInterface
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{
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public class PageSelector : CompositeDrawable
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{
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private BindableInt currentPage = new BindableInt(1);
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private readonly int maxPages;
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private readonly FillFlowContainer pillsFlow;
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public PageSelector(int maxPages)
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{
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this.maxPages = maxPages;
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AutoSizeAxes = Axes.Both;
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InternalChild = pillsFlow = new FillFlowContainer
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{
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AutoSizeAxes = Axes.X,
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RelativeSizeAxes = Axes.Y,
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Direction = FillDirection.Horizontal,
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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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currentPage.BindValueChanged(page => redraw(page.NewValue), true);
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}
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private void redraw(int newPage)
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{
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pillsFlow.Clear();
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for (int i = 0; i < maxPages; i++)
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{
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addPagePill(i);
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}
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}
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private void addPagePill(int page)
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{
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var pill = new Pill(page);
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if (page != currentPage.Value)
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pill.Action = () => currentPage.Value = page;
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pillsFlow.Add(pill);
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}
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private class Pill : OsuClickableContainer
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{
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private const int height = 20;
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private readonly Box background;
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public Pill(int page)
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{
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AutoSizeAxes = Axes.X;
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Height = height;
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Child = new CircularContainer
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{
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AutoSizeAxes = Axes.X,
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RelativeSizeAxes = Axes.Y,
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Masking = true,
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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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new SpriteText
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{
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Anchor = Anchor.Centre,
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Origin = Anchor.Centre,
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Text = page.ToString(),
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Margin = new MarginPadding { Horizontal = 8 }
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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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background.Colour = colours.Seafoam;
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}
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}
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}
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}
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