mirror of https://github.com/ppy/osu
77 lines
2.3 KiB
C#
77 lines
2.3 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;
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using osu.Game.Database;
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namespace osu.Game.Beatmaps
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{
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public class BeatmapDifficulty : IHasPrimaryKey, IBeatmapDifficultyInfo
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{
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/// <summary>
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/// The default value used for all difficulty settings except <see cref="SliderMultiplier"/> and <see cref="SliderTickRate"/>.
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/// </summary>
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public const float DEFAULT_DIFFICULTY = 5;
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public int ID { get; set; }
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public bool IsManaged => ID > 0;
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public float DrainRate { get; set; } = DEFAULT_DIFFICULTY;
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public float CircleSize { get; set; } = DEFAULT_DIFFICULTY;
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public float OverallDifficulty { get; set; } = DEFAULT_DIFFICULTY;
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private float? approachRate;
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public BeatmapDifficulty()
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{
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}
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public BeatmapDifficulty(IBeatmapDifficultyInfo source)
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{
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CopyFrom(source);
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}
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public float ApproachRate
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{
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get => approachRate ?? OverallDifficulty;
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set => approachRate = value;
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}
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public double SliderMultiplier { get; set; } = 1;
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public double SliderTickRate { get; set; } = 1;
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/// <summary>
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/// Returns a shallow-clone of this <see cref="BeatmapDifficulty"/>.
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/// </summary>
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public BeatmapDifficulty Clone()
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{
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var diff = (BeatmapDifficulty)Activator.CreateInstance(GetType());
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CopyTo(diff);
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return diff;
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}
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public virtual void CopyFrom(IBeatmapDifficultyInfo other)
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{
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ApproachRate = other.ApproachRate;
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DrainRate = other.DrainRate;
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CircleSize = other.CircleSize;
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OverallDifficulty = other.OverallDifficulty;
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SliderMultiplier = other.SliderMultiplier;
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SliderTickRate = other.SliderTickRate;
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}
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public virtual void CopyTo(BeatmapDifficulty other)
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{
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other.ApproachRate = ApproachRate;
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other.DrainRate = DrainRate;
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other.CircleSize = CircleSize;
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other.OverallDifficulty = OverallDifficulty;
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other.SliderMultiplier = SliderMultiplier;
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other.SliderTickRate = SliderTickRate;
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}
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}
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}
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