mirror of https://github.com/ppy/osu
66 lines
2.4 KiB
C#
66 lines
2.4 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.Collections.Generic;
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using System.Linq;
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using osu.Game.Rulesets.Catch.Objects;
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using osu.Game.Rulesets.Catch.UI;
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using osu.Game.Rulesets.Objects;
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using osu.Game.Rulesets.UI.Scrolling;
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using osuTK;
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namespace osu.Game.Rulesets.Catch.Edit
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{
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/// <summary>
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/// Utility functions used by the editor.
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/// </summary>
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public static class CatchHitObjectUtils
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{
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/// <summary>
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/// Get the position of the hit object in the playfield based on <see cref="CatchHitObject.OriginalX"/> and <see cref="HitObject.StartTime"/>.
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/// </summary>
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public static Vector2 GetStartPosition(ScrollingHitObjectContainer hitObjectContainer, CatchHitObject hitObject)
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{
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return new Vector2(hitObject.OriginalX, hitObjectContainer.PositionAtTime(hitObject.StartTime));
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}
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/// <summary>
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/// Get the range of horizontal position occupied by the hit object.
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/// </summary>
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/// <remarks>
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/// <see cref="TinyDroplet"/>s are excluded and returns <see cref="PositionRange.EMPTY"/>.
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/// </remarks>
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public static PositionRange GetPositionRange(HitObject hitObject)
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{
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switch (hitObject)
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{
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case Fruit fruit:
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return new PositionRange(fruit.OriginalX);
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case Droplet droplet:
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return droplet is TinyDroplet ? PositionRange.EMPTY : new PositionRange(droplet.OriginalX);
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case JuiceStream:
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return GetPositionRange(hitObject.NestedHitObjects);
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case BananaShower:
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// A banana shower occupies the whole screen width.
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return new PositionRange(0, CatchPlayfield.WIDTH);
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default:
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return PositionRange.EMPTY;
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}
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}
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/// <summary>
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/// Get the range of horizontal position occupied by the hit objects.
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/// </summary>
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/// <remarks>
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/// <see cref="TinyDroplet"/>s are excluded.
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/// </remarks>
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public static PositionRange GetPositionRange(IEnumerable<HitObject> hitObjects) => hitObjects.Select(GetPositionRange).Aggregate(PositionRange.EMPTY, PositionRange.Union);
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}
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}
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