mirror of https://github.com/ppy/osu
49 lines
1.4 KiB
C#
49 lines
1.4 KiB
C#
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// 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 System.Collections.Generic;
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using System.Linq;
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namespace osu.Game.Beatmaps.ControlPoints
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{
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public class ControlPointGroup : IComparable<ControlPointGroup>
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{
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public event Action<ControlPoint> ItemAdded;
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public event Action<ControlPoint> ItemRemoved;
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/// <summary>
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/// The time at which the control point takes effect.
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/// </summary>
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public double Time { get; }
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public IReadOnlyList<ControlPoint> ControlPoints => controlPoints;
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private readonly List<ControlPoint> controlPoints = new List<ControlPoint>();
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public ControlPointGroup(double time)
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{
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Time = time;
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}
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public int CompareTo(ControlPointGroup other) => Time.CompareTo(other.Time);
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public void Add(ControlPoint point)
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{
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point.AttachGroup(this);
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foreach (var existing in controlPoints.Where(p => p.GetType() == point.GetType()).ToArray())
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Remove(existing);
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controlPoints.Add(point);
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ItemAdded?.Invoke(point);
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}
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public void Remove(ControlPoint point)
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{
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controlPoints.Remove(point);
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ItemRemoved?.Invoke(point);
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}
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}
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}
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