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242 lines
8.7 KiB
C#
242 lines
8.7 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.Allocation;
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using osu.Framework.Bindables;
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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.Shapes;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Input.Events;
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using osu.Game.Graphics;
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using osu.Game.Graphics.Containers;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Overlays;
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using osuTK;
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using osuTK.Graphics;
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namespace osu.Game.Collections
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{
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/// <summary>
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/// Visualises a <see cref="BeatmapCollection"/> inside a <see cref="DrawableCollectionList"/>.
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/// </summary>
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public class DrawableCollectionListItem : OsuRearrangeableListItem<BeatmapCollection>
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{
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private const float item_height = 35;
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private const float button_width = item_height * 0.75f;
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/// <summary>
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/// Whether the <see cref="BeatmapCollection"/> currently exists inside the <see cref="CollectionManager"/>.
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/// </summary>
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public IBindable<bool> IsCreated => isCreated;
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private readonly Bindable<bool> isCreated = new Bindable<bool>();
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/// <summary>
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/// Creates a new <see cref="DrawableCollectionListItem"/>.
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/// </summary>
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/// <param name="item">The <see cref="BeatmapCollection"/>.</param>
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/// <param name="isCreated">Whether <paramref name="item"/> currently exists inside the <see cref="CollectionManager"/>.</param>
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public DrawableCollectionListItem(BeatmapCollection item, bool isCreated)
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: base(item)
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{
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this.isCreated.Value = isCreated;
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ShowDragHandle.BindTo(this.isCreated);
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}
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protected override Drawable CreateContent() => new ItemContent(Model)
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{
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IsCreated = { BindTarget = isCreated }
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};
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/// <summary>
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/// The main content of the <see cref="DrawableCollectionListItem"/>.
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/// </summary>
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private class ItemContent : CircularContainer
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{
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public readonly Bindable<bool> IsCreated = new Bindable<bool>();
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private readonly IBindable<string> collectionName;
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private readonly BeatmapCollection collection;
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[Resolved(CanBeNull = true)]
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private CollectionManager collectionManager { get; set; }
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private Container textBoxPaddingContainer;
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private ItemTextBox textBox;
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public ItemContent(BeatmapCollection collection)
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{
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this.collection = collection;
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RelativeSizeAxes = Axes.X;
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Height = item_height;
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Masking = true;
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collectionName = collection.Name.GetBoundCopy();
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}
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[BackgroundDependencyLoader]
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private void load()
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{
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Children = new Drawable[]
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{
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new DeleteButton(collection)
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{
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Anchor = Anchor.CentreRight,
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Origin = Anchor.CentreRight,
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IsCreated = { BindTarget = IsCreated },
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IsTextBoxHovered = v => textBox.ReceivePositionalInputAt(v)
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},
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textBoxPaddingContainer = new Container
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{
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RelativeSizeAxes = Axes.Both,
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Padding = new MarginPadding { Right = button_width },
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Children = new Drawable[]
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{
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textBox = new ItemTextBox
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{
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RelativeSizeAxes = Axes.Both,
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Size = Vector2.One,
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CornerRadius = item_height / 2,
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PlaceholderText = IsCreated.Value ? string.Empty : "Create a new collection"
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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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// Bind late, as the collection name may change externally while still loading.
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textBox.Current = collection.Name;
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collectionName.BindValueChanged(_ => createNewCollection(), true);
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IsCreated.BindValueChanged(created => textBoxPaddingContainer.Padding = new MarginPadding { Right = created.NewValue ? button_width : 0 }, true);
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}
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private void createNewCollection()
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{
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if (IsCreated.Value)
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return;
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if (string.IsNullOrEmpty(collectionName.Value))
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return;
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// Add the new collection and disable our placeholder. If all text is removed, the placeholder should not show back again.
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collectionManager?.Collections.Add(collection);
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textBox.PlaceholderText = string.Empty;
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// When this item changes from placeholder to non-placeholder (via changing containers), its textbox will lose focus, so it needs to be re-focused.
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Schedule(() => GetContainingInputManager().ChangeFocus(textBox));
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IsCreated.Value = true;
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}
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}
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private class ItemTextBox : OsuTextBox
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{
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protected override float LeftRightPadding => item_height / 2;
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[BackgroundDependencyLoader]
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private void load(OsuColour colours)
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{
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BackgroundUnfocused = colours.GreySeaFoamDarker.Darken(0.5f);
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BackgroundFocused = colours.GreySeaFoam;
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}
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}
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public class DeleteButton : CompositeDrawable
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{
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public readonly IBindable<bool> IsCreated = new Bindable<bool>();
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public Func<Vector2, bool> IsTextBoxHovered;
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[Resolved(CanBeNull = true)]
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private IDialogOverlay dialogOverlay { get; set; }
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[Resolved(CanBeNull = true)]
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private CollectionManager collectionManager { get; set; }
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private readonly BeatmapCollection collection;
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private Drawable fadeContainer;
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private Drawable background;
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public DeleteButton(BeatmapCollection collection)
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{
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this.collection = collection;
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RelativeSizeAxes = Axes.Y;
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Width = button_width + item_height / 2; // add corner radius to cover with fill
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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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InternalChild = fadeContainer = new Container
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{
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RelativeSizeAxes = Axes.Both,
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Alpha = 0.1f,
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Children = new[]
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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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Colour = colours.Red
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},
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new SpriteIcon
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{
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Anchor = Anchor.CentreRight,
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Origin = Anchor.Centre,
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X = -button_width * 0.6f,
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Size = new Vector2(10),
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Icon = FontAwesome.Solid.Trash
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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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IsCreated.BindValueChanged(created => Alpha = created.NewValue ? 1 : 0, true);
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}
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public override bool ReceivePositionalInputAt(Vector2 screenSpacePos) => base.ReceivePositionalInputAt(screenSpacePos) && !IsTextBoxHovered(screenSpacePos);
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protected override bool OnHover(HoverEvent e)
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{
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fadeContainer.FadeTo(1f, 100, Easing.Out);
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return false;
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}
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protected override void OnHoverLost(HoverLostEvent e)
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{
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fadeContainer.FadeTo(0.1f, 100);
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}
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protected override bool OnClick(ClickEvent e)
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{
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background.FlashColour(Color4.White, 150);
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if (collection.BeatmapHashes.Count == 0)
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deleteCollection();
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else
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dialogOverlay?.Push(new DeleteCollectionDialog(collection, deleteCollection));
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return true;
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}
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private void deleteCollection() => collectionManager?.Collections.Remove(collection);
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}
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}
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}
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