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osu-lazer/osu.Game.Modes.Osu/Objects/OsuHitObjectParser.cs
2017-03-09 14:24:16 +09:00

106 lines
4.3 KiB
C#

// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using System;
using System.Collections.Generic;
using System.Globalization;
using osu.Game.Beatmaps.Samples;
using osu.Game.Modes.Objects;
using OpenTK;
namespace osu.Game.Modes.Osu.Objects
{
public class OsuHitObjectParser : HitObjectParser
{
public override HitObject Parse(string text)
{
string[] split = text.Split(',');
var type = (HitObjectType)int.Parse(split[3]);
bool combo = type.HasFlag(HitObjectType.NewCombo);
type &= (HitObjectType)0xF;
type &= ~HitObjectType.NewCombo;
OsuHitObject result;
switch (type)
{
case HitObjectType.Circle:
result = new HitCircle
{
Position = new Vector2(int.Parse(split[0]), int.Parse(split[1]))
};
break;
case HitObjectType.Slider:
CurveTypes curveType = CurveTypes.Catmull;
double length = 0;
List<Vector2> points = new List<Vector2> { new Vector2(int.Parse(split[0]), int.Parse(split[1])) };
string[] pointsplit = split[5].Split('|');
foreach (string t in pointsplit)
{
if (t.Length == 1)
{
switch (t)
{
case @"C":
curveType = CurveTypes.Catmull;
break;
case @"B":
curveType = CurveTypes.Bezier;
break;
case @"L":
curveType = CurveTypes.Linear;
break;
case @"P":
curveType = CurveTypes.PerfectCurve;
break;
}
continue;
}
string[] temp = t.Split(':');
Vector2 v = new Vector2(
(int)Convert.ToDouble(temp[0], CultureInfo.InvariantCulture),
(int)Convert.ToDouble(temp[1], CultureInfo.InvariantCulture)
);
points.Add(v);
}
int repeatCount = Convert.ToInt32(split[6], CultureInfo.InvariantCulture);
if (repeatCount > 9000)
throw new ArgumentOutOfRangeException(nameof(repeatCount), @"Repeat count is way too high");
if (split.Length > 7)
length = Convert.ToDouble(split[7], CultureInfo.InvariantCulture);
result = new Slider
{
ControlPoints = points,
Length = length,
CurveType = curveType,
RepeatCount = repeatCount,
Position = new Vector2(int.Parse(split[0]), int.Parse(split[1]))
};
break;
case HitObjectType.Spinner:
result = new Spinner
{
Length = Convert.ToDouble(split[5], CultureInfo.InvariantCulture) - Convert.ToDouble(split[2], CultureInfo.InvariantCulture),
Position = new Vector2(512, 384) / 2,
};
break;
default:
throw new InvalidOperationException($@"Unknown hit object type {type}");
}
result.StartTime = Convert.ToDouble(split[2], CultureInfo.InvariantCulture);
result.Sample = new HitSampleInfo
{
Type = (SampleType)int.Parse(split[4]),
Set = SampleSet.Soft,
};
result.NewCombo = combo;
// TODO: "addition" field
return result;
}
}
}