mirror of
https://github.com/ppy/osu
synced 2024-12-15 11:25:29 +00:00
ae1adfd2f2
codefactor.io \(o.o)/ also one unnecessary semicolon
151 lines
4.8 KiB
C#
151 lines
4.8 KiB
C#
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
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// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
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using System;
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using System.Collections.Generic;
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using System.IO;
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using osu.Game.Beatmaps.Legacy;
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using osu.Game.Storyboards;
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namespace osu.Game.Beatmaps.Formats
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{
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public abstract class LegacyDecoder : Decoder
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{
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public static void Register()
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{
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AddDecoder(@"osu file format v14", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v13", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v12", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v11", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v10", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v9", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v8", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v7", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v6", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v5", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v4", m => new LegacyBeatmapDecoder(m));
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AddDecoder(@"osu file format v3", m => new LegacyBeatmapDecoder(m));
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// TODO: differences between versions
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}
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protected int BeatmapVersion;
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public override Decoder GetStoryboardDecoder() => new LegacyStoryboardDecoder(BeatmapVersion);
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public override Beatmap DecodeBeatmap(StreamReader stream) => new LegacyBeatmap(base.DecodeBeatmap(stream));
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protected override void ParseBeatmap(StreamReader stream, Beatmap beatmap)
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{
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throw new NotImplementedException();
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}
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protected override void ParseStoryboard(StreamReader stream, Storyboard storyboard)
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{
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throw new NotImplementedException();
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}
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protected void ParseContent(StreamReader stream)
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{
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Section section = Section.None;
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string line;
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while ((line = stream.ReadLine()) != null)
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{
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if (ShouldSkipLine(line))
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continue;
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// It's already set in ParseBeatmap... why do it again?
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//if (line.StartsWith(@"osu file format v"))
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//{
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// Beatmap.BeatmapInfo.BeatmapVersion = int.Parse(line.Substring(17));
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// continue;
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//}
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if (line.StartsWith(@"[") && line.EndsWith(@"]"))
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{
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if (!Enum.TryParse(line.Substring(1, line.Length - 2), out section))
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throw new InvalidDataException($@"Unknown osu section {line}");
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continue;
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}
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ProcessSection(section, line);
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}
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}
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protected virtual bool ShouldSkipLine(string line)
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{
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if (string.IsNullOrWhiteSpace(line) || line.StartsWith("//"))
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return true;
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return false;
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}
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protected abstract void ProcessSection(Section section, string line);
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protected KeyValuePair<string, string> SplitKeyVal(string line, char separator)
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{
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var split = line.Trim().Split(new[] { separator }, 2);
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return new KeyValuePair<string, string>
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(
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split[0].Trim(),
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split.Length > 1 ? split[1].Trim() : string.Empty
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);
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}
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protected enum Section
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{
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None,
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General,
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Editor,
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Metadata,
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Difficulty,
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Events,
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TimingPoints,
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Colours,
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HitObjects,
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Variables,
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}
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internal enum LegacySampleBank
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{
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None = 0,
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Normal = 1,
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Soft = 2,
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Drum = 3
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}
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internal enum EventType
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{
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Background = 0,
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Video = 1,
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Break = 2,
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Colour = 3,
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Sprite = 4,
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Sample = 5,
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Animation = 6
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}
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internal enum LegacyOrigins
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{
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TopLeft,
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Centre,
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CentreLeft,
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TopRight,
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BottomCentre,
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TopCentre,
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Custom,
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CentreRight,
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BottomLeft,
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BottomRight
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}
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internal enum StoryLayer
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{
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Background = 0,
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Fail = 1,
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Pass = 2,
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Foreground = 3
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}
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}
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}
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