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42 lines
1.6 KiB
C#
42 lines
1.6 KiB
C#
// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using osu.Game.Modes.Objects;
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namespace osu.Game.Beatmaps
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{
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/// <summary>
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/// Converts a Beatmap for another mode.
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/// </summary>
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/// <typeparam name="T">The type of HitObject stored in the Beatmap.</typeparam>
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public interface IBeatmapConverter<T> where T : HitObject
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{
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/// <summary>
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/// The types of HitObjects that can be converted to be used for this Beatmap.
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/// </summary>
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IEnumerable<Type> ValidConversionTypes { get; }
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/// <summary>
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/// Converts a Beatmap to another mode.
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/// </summary>
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/// <param name="original">The original Beatmap.</param>
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/// <returns>The converted Beatmap.</returns>
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Beatmap<T> Convert(Beatmap original);
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}
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public static class BeatmapConverterExtensions
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{
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/// <summary>
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/// Checks if a Beatmap can be converted using a Beatmap Converter.
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/// </summary>
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/// <param name="converter">The Converter to use.</param>
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/// <param name="beatmap">The Beatmap to check.</param>
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/// <returns>Whether the Beatmap can be converted using <paramref name="converter"/>.</returns>
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public static bool CanConvert<TObject>(this IBeatmapConverter<TObject> converter, Beatmap beatmap) where TObject : HitObject
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=> converter.ValidConversionTypes.All(t => beatmap.HitObjects.Any(h => t.IsAssignableFrom(h.GetType())));
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}
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}
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