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osu-lazer/osu.Game/Storyboards/CommandLoop.cs
2019-01-24 17:43:03 +09:00

36 lines
1.2 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System.Collections.Generic;
namespace osu.Game.Storyboards
{
public class CommandLoop : CommandTimelineGroup
{
public double LoopStartTime;
public int LoopCount;
public override double StartTime => LoopStartTime + CommandsStartTime;
public override double EndTime => StartTime + CommandsDuration * LoopCount;
public CommandLoop(double startTime, int loopCount)
{
LoopStartTime = startTime;
LoopCount = loopCount;
}
public override IEnumerable<CommandTimeline<T>.TypedCommand> GetCommands<T>(CommandTimelineSelector<T> timelineSelector, double offset = 0)
{
for (var loop = 0; loop < LoopCount; loop++)
{
var loopOffset = LoopStartTime + loop * CommandsDuration;
foreach (var command in base.GetCommands(timelineSelector, offset + loopOffset))
yield return command;
}
}
public override string ToString()
=> $"{LoopStartTime} x{LoopCount}";
}
}