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https://github.com/ppy/osu
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103 lines
3.5 KiB
C#
103 lines
3.5 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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using System.Collections.Generic;
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using System.Linq;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics.UserInterface;
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using osu.Game.Graphics.UserInterface;
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using osu.Game.Rulesets.Edit;
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using osu.Game.Rulesets.Objects;
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using osu.Game.Rulesets.Taiko.Objects;
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using osu.Game.Screens.Edit.Compose.Components;
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namespace osu.Game.Rulesets.Taiko.Edit
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{
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public class TaikoSelectionHandler : EditorSelectionHandler
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{
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private readonly Bindable<TernaryState> selectionRimState = new Bindable<TernaryState>();
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private readonly Bindable<TernaryState> selectionStrongState = new Bindable<TernaryState>();
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[BackgroundDependencyLoader]
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private void load()
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{
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selectionStrongState.ValueChanged += state =>
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{
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switch (state.NewValue)
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{
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case TernaryState.False:
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SetStrongState(false);
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break;
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case TernaryState.True:
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SetStrongState(true);
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break;
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}
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};
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selectionRimState.ValueChanged += state =>
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{
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switch (state.NewValue)
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{
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case TernaryState.False:
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SetRimState(false);
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break;
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case TernaryState.True:
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SetRimState(true);
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break;
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}
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};
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}
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public void SetStrongState(bool state)
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{
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EditorBeatmap.PerformOnSelection(h =>
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{
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if (!(h is Hit taikoHit)) return;
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if (taikoHit.IsStrong != state)
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{
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taikoHit.IsStrong = state;
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EditorBeatmap.Update(taikoHit);
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}
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});
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}
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public void SetRimState(bool state)
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{
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EditorBeatmap.PerformOnSelection(h =>
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{
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if (h is Hit taikoHit)
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{
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taikoHit.Type = state ? HitType.Rim : HitType.Centre;
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EditorBeatmap.Update(h);
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}
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});
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}
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protected override IEnumerable<MenuItem> GetContextMenuItemsForSelection(IEnumerable<SelectionBlueprint<HitObject>> selection)
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{
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if (selection.All(s => s.Item is Hit))
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yield return new TernaryStateToggleMenuItem("Rim") { State = { BindTarget = selectionRimState } };
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if (selection.All(s => s.Item is TaikoHitObject))
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yield return new TernaryStateToggleMenuItem("Strong") { State = { BindTarget = selectionStrongState } };
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foreach (var item in base.GetContextMenuItemsForSelection(selection))
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yield return item;
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}
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public override bool HandleMovement(MoveSelectionEvent<HitObject> moveEvent) => true;
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protected override void UpdateTernaryStates()
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{
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base.UpdateTernaryStates();
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selectionRimState.Value = GetStateFromSelection(EditorBeatmap.SelectedHitObjects.OfType<Hit>(), h => h.Type == HitType.Rim);
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selectionStrongState.Value = GetStateFromSelection(EditorBeatmap.SelectedHitObjects.OfType<TaikoStrongableHitObject>(), h => h.IsStrong);
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}
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}
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}
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