private void handleDifficulty(string line)
{
var pair = SplitKeyVal(line);
var difficulty = beatmap.BeatmapInfo.BaseDifficulty;
switch (pair.Key)
{
case @"HPDrainRate":
difficulty.DrainRate = Parsing.ParseFloat(pair.Value);
break;
case @"CircleSize":
difficulty.CircleSize = Parsing.ParseFloat(pair.Value);
break;
case @"OverallDifficulty":
difficulty.OverallDifficulty = Parsing.ParseFloat(pair.Value);
break;
case @"ApproachRate":
difficulty.ApproachRate = Parsing.ParseFloat(pair.Value);
break;
case @"SliderMultiplier":
difficulty.SliderMultiplier = Parsing.ParseDouble(pair.Value);
break;
case @"SliderTickRate":
difficulty.SliderTickRate = Parsing.ParseDouble(pair.Value);
break;
}
}
private void handleEvents(string line)
{
var depth = 0;
foreach (char c in line)
{
if (c == ' ' || c == '_')
{
depth++;
}
else
{
break;
}
}
line = line.Substring(depth);
decodeVariables(ref line);
string[] split = line.Split(',');
if (depth == 0)
{
storyboardSprite = null;
if (!Enum.TryParse(split[0], out LegacyEventType type))
{
throw new InvalidDataException($@"Unknown event type: {split[0]}");
}
switch (type)
{
case LegacyEventType.Video:
{
var offset = Parsing.ParseInt(split[1]);
var path = CleanFilename(split[2]);
storyboard.GetLayer("Video").Add(new StoryboardVideo(path, offset));
break;
}
case LegacyEventType.Sprite:
{
var layer = parseLayer(split[1]);
var origin = parseOrigin(split[2]);
var path = CleanFilename(split[3]);
var x = Parsing.ParseFloat(split[4], Parsing.MAX_COORDINATE_VALUE);
var y = Parsing.ParseFloat(split[5], Parsing.MAX_COORDINATE_VALUE);
storyboardSprite = new StoryboardSprite(path, origin, new Vector2(x, y));
storyboard.GetLayer(layer).Add(storyboardSprite);
break;
}
case LegacyEventType.Animation:
{
var layer = parseLayer(split[1]);
var origin = parseOrigin(split[2]);
var path = CleanFilename(split[3]);
var x = Parsing.ParseFloat(split[4], Parsing.MAX_COORDINATE_VALUE);
var y = Parsing.ParseFloat(split[5], Parsing.MAX_COORDINATE_VALUE);
var frameCount = Parsing.ParseInt(split[6]);
var frameDelay = Parsing.ParseDouble(split[7]);
if (FormatVersion < 6)
{
// this is random as hell but taken straight from osu-stable.
frameDelay = Math.Round(0.015 * frameDelay) * 1.186 * (1000 / 60f);
}
var loopType = split.Length > 8 ? parseAnimationLoopType(split[8]) : AnimationLoopType.LoopForever;
storyboardSprite = new StoryboardAnimation(path, origin, new Vector2(x, y), frameCount, frameDelay, loopType);
storyboard.GetLayer(layer).Add(storyboardSprite);
break;
}
case LegacyEventType.Sample:
{
var time = Parsing.ParseDouble(split[1]);
var layer = parseLayer(split[2]);
var path = CleanFilename(split[3]);
var volume = split.Length > 4 ? Parsing.ParseFloat(split[4]) : 100;
storyboard.GetLayer(layer).Add(new StoryboardSampleInfo(path, time, (int)volume));
break;
}
}
}
else
{
if (depth < 2)
{
timelineGroup = storyboardSprite?.TimelineGroup;
}
var commandType = split[0];
switch (commandType)
{
case "T":
{
var triggerName = split[1];
var startTime = split.Length > 2 ? Parsing.ParseDouble(split[2]) : double.MinValue;
var endTime = split.Length > 3 ? Parsing.ParseDouble(split[3]) : double.MaxValue;
var groupNumber = split.Length > 4 ? Parsing.ParseInt(split[4]) : 0;
timelineGroup = storyboardSprite?.AddTrigger(triggerName, startTime, endTime, groupNumber);
break;
}
case "L":
{
var startTime = Parsing.ParseDouble(split[1]);
var loopCount = Parsing.ParseInt(split[2]);
timelineGroup = storyboardSprite?.AddLoop(startTime, loopCount);
break;
}
default:
{
if (string.IsNullOrEmpty(split[3]))
{
split[3] = split[2];
}
var easing = (Easing)Parsing.ParseInt(split[1]);
var startTime = Parsing.ParseDouble(split[2]);
var endTime = Parsing.ParseDouble(split[3]);
switch (commandType)
{
case "F":
{
var startValue = Parsing.ParseFloat(split[4]);
var endValue = split.Length > 5 ? Parsing.ParseFloat(split[5]) : startValue;
timelineGroup?.Alpha.Add(easing, startTime, endTime, startValue, endValue);
break;
}
case "S":
{
var startValue = Parsing.ParseFloat(split[4]);
var endValue = split.Length > 5 ? Parsing.ParseFloat(split[5]) : startValue;
timelineGroup?.Scale.Add(easing, startTime, endTime, startValue, endValue);
break;
}
case "V":
{
var startX = Parsing.ParseFloat(split[4]);
var startY = Parsing.ParseFloat(split[5]);
var endX = split.Length > 6 ? Parsing.ParseFloat(split[6]) : startX;
var endY = split.Length > 7 ? Parsing.ParseFloat(split[7]) : startY;
timelineGroup?.VectorScale.Add(easing, startTime, endTime, new Vector2(startX, startY), new Vector2(endX, endY));
break;
}
case "R":
{
var startValue = Parsing.ParseFloat(split[4]);
var endValue = split.Length > 5 ? Parsing.ParseFloat(split[5]) : startValue;
timelineGroup?.Rotation.Add(easing, startTime, endTime, MathUtils.RadiansToDegrees(startValue), MathUtils.RadiansToDegrees(endValue));
break;
}
case "M":
{
var startX = Parsing.ParseFloat(split[4]);
var startY = Parsing.ParseFloat(split[5]);
var endX = split.Length > 6 ? Parsing.ParseFloat(split[6]) : startX;
var endY = split.Length > 7 ? Parsing.ParseFloat(split[7]) : startY;
timelineGroup?.X.Add(easing, startTime, endTime, startX, endX);
timelineGroup?.Y.Add(easing, startTime, endTime, startY, endY);
break;
}
case "MX":
{
var startValue = Parsing.ParseFloat(split[4]);
var endValue = split.Length > 5 ? Parsing.ParseFloat(split[5]) : startValue;
timelineGroup?.X.Add(easing, startTime, endTime, startValue, endValue);
break;
}
case "MY":
{
var startValue = Parsing.ParseFloat(split[4]);
var endValue = split.Length > 5 ? Parsing.ParseFloat(split[5]) : startValue;
timelineGroup?.Y.Add(easing, startTime, endTime, startValue, endValue);
break;
}
case "C":
{
var startRed = Parsing.ParseFloat(split[4]);
var startGreen = Parsing.ParseFloat(split[5]);
var startBlue = Parsing.ParseFloat(split[6]);
var endRed = split.Length > 7 ? Parsing.ParseFloat(split[7]) : startRed;
var endGreen = split.Length > 8 ? Parsing.ParseFloat(split[8]) : startGreen;
var endBlue = split.Length > 9 ? Parsing.ParseFloat(split[9]) : startBlue;
timelineGroup?.Colour.Add(easing, startTime, endTime,
new Color4(startRed / 255f, startGreen / 255f, startBlue / 255f, 1),
new Color4(endRed / 255f, endGreen / 255f, endBlue / 255f, 1));
break;
}
case "P":
{
var type = split[4];
switch (type)
{
case "A":
timelineGroup?.BlendingParameters.Add(easing, startTime, endTime, BlendingParameters.Additive, startTime == endTime ? BlendingParameters.Additive : BlendingParameters.Inherit);
break;
case "H":
timelineGroup?.FlipH.Add(easing, startTime, endTime, true, startTime == endTime);
break;
case "V":
timelineGroup?.FlipV.Add(easing, startTime, endTime, true, startTime == endTime);
break;
}
break;
}
default:
throw new InvalidDataException($@"Unknown command type: {commandType}");
}
break;
}
}
}
}
private void handleGeneral(string line)
{
var pair = SplitKeyVal(line);
var metadata = beatmap.BeatmapInfo.Metadata;
switch (pair.Key)
{
case @"AudioFilename":
metadata.AudioFile = pair.Value.ToStandardisedPath();
break;
case @"AudioLeadIn":
beatmap.BeatmapInfo.AudioLeadIn = Parsing.ParseInt(pair.Value);
break;
case @"PreviewTime":
metadata.PreviewTime = getOffsetTime(Parsing.ParseInt(pair.Value));
break;
case @"Countdown":
beatmap.BeatmapInfo.Countdown = Parsing.ParseInt(pair.Value) == 1;
break;
case @"SampleSet":
defaultSampleBank = (LegacySampleBank)Enum.Parse(typeof(LegacySampleBank), pair.Value);
break;
case @"SampleVolume":
defaultSampleVolume = Parsing.ParseInt(pair.Value);
break;
case @"StackLeniency":
beatmap.BeatmapInfo.StackLeniency = Parsing.ParseFloat(pair.Value);
break;
case @"Mode":
beatmap.BeatmapInfo.RulesetID = Parsing.ParseInt(pair.Value);
switch (beatmap.BeatmapInfo.RulesetID)
{
case 0:
parser = new Rulesets.Objects.Legacy.Osu.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 1:
parser = new Rulesets.Objects.Legacy.Taiko.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 2:
parser = new Rulesets.Objects.Legacy.Catch.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 3:
parser = new Rulesets.Objects.Legacy.Mania.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
}
break;
case @"LetterboxInBreaks":
beatmap.BeatmapInfo.LetterboxInBreaks = Parsing.ParseInt(pair.Value) == 1;
break;
case @"SpecialStyle":
beatmap.BeatmapInfo.SpecialStyle = Parsing.ParseInt(pair.Value) == 1;
break;
case @"WidescreenStoryboard":
beatmap.BeatmapInfo.WidescreenStoryboard = Parsing.ParseInt(pair.Value) == 1;
break;
}
}
private void handleGeneral(string line)
{
var pair = SplitKeyVal(line);
var metadata = beatmap.BeatmapInfo.Metadata;
switch (pair.Key)
{
case @"AudioFilename":
metadata.AudioFile = pair.Value.ToStandardisedPath();
break;
case @"AudioLeadIn":
beatmap.BeatmapInfo.AudioLeadIn = Parsing.ParseInt(pair.Value);
break;
case @"PreviewTime":
metadata.PreviewTime = getOffsetTime(Parsing.ParseInt(pair.Value));
break;
case @"SampleSet":
defaultSampleBank = (LegacySampleBank)Enum.Parse(typeof(LegacySampleBank), pair.Value);
break;
case @"SampleVolume":
defaultSampleVolume = Parsing.ParseInt(pair.Value);
break;
case @"StackLeniency":
beatmap.BeatmapInfo.StackLeniency = Parsing.ParseFloat(pair.Value);
break;
case @"Mode":
int rulesetID = Parsing.ParseInt(pair.Value);
beatmap.BeatmapInfo.Ruleset = RulesetStore.GetRuleset(rulesetID) ?? throw new ArgumentException("Ruleset is not available locally.");
switch (rulesetID)
{
case 0:
parser = new Rulesets.Objects.Legacy.Osu.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 1:
parser = new Rulesets.Objects.Legacy.Taiko.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 2:
parser = new Rulesets.Objects.Legacy.Catch.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
case 3:
parser = new Rulesets.Objects.Legacy.Mania.ConvertHitObjectParser(getOffsetTime(), FormatVersion);
break;
}
break;
case @"LetterboxInBreaks":
beatmap.BeatmapInfo.LetterboxInBreaks = Parsing.ParseInt(pair.Value) == 1;
break;
case @"SpecialStyle":
beatmap.BeatmapInfo.SpecialStyle = Parsing.ParseInt(pair.Value) == 1;
break;
case @"WidescreenStoryboard":
beatmap.BeatmapInfo.WidescreenStoryboard = Parsing.ParseInt(pair.Value) == 1;
break;
case @"EpilepsyWarning":
beatmap.BeatmapInfo.EpilepsyWarning = Parsing.ParseInt(pair.Value) == 1;
break;
case @"SamplesMatchPlaybackRate":
beatmap.BeatmapInfo.SamplesMatchPlaybackRate = Parsing.ParseInt(pair.Value) == 1;
break;
case @"Countdown":
beatmap.BeatmapInfo.Countdown = (CountdownType)Enum.Parse(typeof(CountdownType), pair.Value);
break;
case @"CountdownOffset":
beatmap.BeatmapInfo.CountdownOffset = Parsing.ParseInt(pair.Value);
break;
}
}