2019-01-24 16:43:03 +08:00
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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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2018-04-13 17:19:50 +08:00
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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2019-03-26 15:16:28 +08:00
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using System.Linq;
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2018-11-20 15:51:59 +08:00
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using osuTK;
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using osuTK.Graphics;
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2018-04-13 17:19:50 +08:00
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using osu.Framework.Graphics;
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using osu.Framework.IO.File;
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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 class LegacyStoryboardDecoder : LegacyDecoder<Storyboard>
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{
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private StoryboardSprite storyboardSprite;
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private CommandTimelineGroup timelineGroup;
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private Storyboard storyboard;
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private readonly Dictionary<string, string> variables = new Dictionary<string, string>();
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public LegacyStoryboardDecoder()
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: base(0)
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{
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}
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public static void Register()
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{
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// note that this isn't completely correct
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AddDecoder<Storyboard>(@"osu file format v", m => new LegacyStoryboardDecoder());
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AddDecoder<Storyboard>(@"[Events]", m => new LegacyStoryboardDecoder());
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}
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protected override void ParseStreamInto(StreamReader stream, Storyboard storyboard)
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{
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this.storyboard = storyboard;
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base.ParseStreamInto(stream, storyboard);
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2019-03-26 15:16:28 +08:00
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2019-03-29 13:02:19 +08:00
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// OrderBy is used to guarantee that the parsing order of elements with equal start times is maintained (stably-sorted)
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2019-03-26 15:16:28 +08:00
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foreach (StoryboardLayer layer in storyboard.Layers)
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layer.Elements = layer.Elements.OrderBy(h => h.StartTime).ToList();
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2018-04-13 17:19:50 +08:00
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}
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protected override void ParseLine(Storyboard storyboard, Section section, string line)
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{
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2018-07-16 07:04:41 +08:00
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line = StripComments(line);
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2018-04-13 17:19:50 +08:00
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switch (section)
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{
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case Section.Events:
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handleEvents(line);
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return;
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case Section.Variables:
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handleVariables(line);
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return;
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}
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base.ParseLine(storyboard, section, line);
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}
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private void handleEvents(string line)
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{
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var depth = 0;
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2018-08-21 10:10:54 +08:00
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while (line.StartsWith(" ", StringComparison.Ordinal) || line.StartsWith("_", StringComparison.Ordinal))
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2018-04-13 17:19:50 +08:00
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{
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++depth;
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line = line.Substring(1);
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}
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decodeVariables(ref line);
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string[] split = line.Split(',');
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if (depth == 0)
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{
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storyboardSprite = null;
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EventType type;
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if (!Enum.TryParse(split[0], out type))
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throw new InvalidDataException($@"Unknown event type {split[0]}");
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switch (type)
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{
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case EventType.Sprite:
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{
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var layer = parseLayer(split[1]);
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var origin = parseOrigin(split[2]);
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var path = cleanFilename(split[3]);
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var x = float.Parse(split[4], NumberFormatInfo.InvariantInfo);
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var y = float.Parse(split[5], NumberFormatInfo.InvariantInfo);
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storyboardSprite = new StoryboardSprite(path, origin, new Vector2(x, y));
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storyboard.GetLayer(layer).Add(storyboardSprite);
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}
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break;
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case EventType.Animation:
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{
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var layer = parseLayer(split[1]);
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var origin = parseOrigin(split[2]);
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var path = cleanFilename(split[3]);
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var x = float.Parse(split[4], NumberFormatInfo.InvariantInfo);
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var y = float.Parse(split[5], NumberFormatInfo.InvariantInfo);
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var frameCount = int.Parse(split[6]);
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var frameDelay = double.Parse(split[7], NumberFormatInfo.InvariantInfo);
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var loopType = split.Length > 8 ? (AnimationLoopType)Enum.Parse(typeof(AnimationLoopType), split[8]) : AnimationLoopType.LoopForever;
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storyboardSprite = new StoryboardAnimation(path, origin, new Vector2(x, y), frameCount, frameDelay, loopType);
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storyboard.GetLayer(layer).Add(storyboardSprite);
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}
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break;
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case EventType.Sample:
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{
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var time = double.Parse(split[1], CultureInfo.InvariantCulture);
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var layer = parseLayer(split[2]);
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var path = cleanFilename(split[3]);
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var volume = split.Length > 4 ? float.Parse(split[4], CultureInfo.InvariantCulture) : 100;
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storyboard.GetLayer(layer).Add(new StoryboardSample(path, time, volume));
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}
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break;
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}
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}
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else
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{
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if (depth < 2)
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timelineGroup = storyboardSprite?.TimelineGroup;
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var commandType = split[0];
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switch (commandType)
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{
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case "T":
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{
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var triggerName = split[1];
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var startTime = split.Length > 2 ? double.Parse(split[2], CultureInfo.InvariantCulture) : double.MinValue;
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var endTime = split.Length > 3 ? double.Parse(split[3], CultureInfo.InvariantCulture) : double.MaxValue;
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var groupNumber = split.Length > 4 ? int.Parse(split[4]) : 0;
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timelineGroup = storyboardSprite?.AddTrigger(triggerName, startTime, endTime, groupNumber);
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}
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break;
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case "L":
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{
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var startTime = double.Parse(split[1], CultureInfo.InvariantCulture);
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var loopCount = int.Parse(split[2]);
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timelineGroup = storyboardSprite?.AddLoop(startTime, loopCount);
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}
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break;
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default:
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{
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if (string.IsNullOrEmpty(split[3]))
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split[3] = split[2];
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var easing = (Easing)int.Parse(split[1]);
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var startTime = double.Parse(split[2], CultureInfo.InvariantCulture);
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var endTime = double.Parse(split[3], CultureInfo.InvariantCulture);
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switch (commandType)
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{
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case "F":
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{
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var startValue = float.Parse(split[4], CultureInfo.InvariantCulture);
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var endValue = split.Length > 5 ? float.Parse(split[5], CultureInfo.InvariantCulture) : startValue;
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timelineGroup?.Alpha.Add(easing, startTime, endTime, startValue, endValue);
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}
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break;
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case "S":
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{
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var startValue = float.Parse(split[4], CultureInfo.InvariantCulture);
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var endValue = split.Length > 5 ? float.Parse(split[5], CultureInfo.InvariantCulture) : startValue;
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timelineGroup?.Scale.Add(easing, startTime, endTime, new Vector2(startValue), new Vector2(endValue));
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}
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break;
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case "V":
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{
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var startX = float.Parse(split[4], CultureInfo.InvariantCulture);
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var startY = float.Parse(split[5], CultureInfo.InvariantCulture);
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var endX = split.Length > 6 ? float.Parse(split[6], CultureInfo.InvariantCulture) : startX;
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var endY = split.Length > 7 ? float.Parse(split[7], CultureInfo.InvariantCulture) : startY;
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timelineGroup?.Scale.Add(easing, startTime, endTime, new Vector2(startX, startY), new Vector2(endX, endY));
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}
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break;
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case "R":
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{
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var startValue = float.Parse(split[4], CultureInfo.InvariantCulture);
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var endValue = split.Length > 5 ? float.Parse(split[5], CultureInfo.InvariantCulture) : startValue;
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timelineGroup?.Rotation.Add(easing, startTime, endTime, MathHelper.RadiansToDegrees(startValue), MathHelper.RadiansToDegrees(endValue));
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}
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break;
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case "M":
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{
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var startX = float.Parse(split[4], CultureInfo.InvariantCulture);
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var startY = float.Parse(split[5], CultureInfo.InvariantCulture);
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var endX = split.Length > 6 ? float.Parse(split[6], CultureInfo.InvariantCulture) : startX;
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var endY = split.Length > 7 ? float.Parse(split[7], CultureInfo.InvariantCulture) : startY;
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timelineGroup?.X.Add(easing, startTime, endTime, startX, endX);
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timelineGroup?.Y.Add(easing, startTime, endTime, startY, endY);
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}
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break;
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case "MX":
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{
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var startValue = float.Parse(split[4], CultureInfo.InvariantCulture);
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var endValue = split.Length > 5 ? float.Parse(split[5], CultureInfo.InvariantCulture) : startValue;
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timelineGroup?.X.Add(easing, startTime, endTime, startValue, endValue);
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}
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break;
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case "MY":
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{
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var startValue = float.Parse(split[4], CultureInfo.InvariantCulture);
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var endValue = split.Length > 5 ? float.Parse(split[5], CultureInfo.InvariantCulture) : startValue;
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timelineGroup?.Y.Add(easing, startTime, endTime, startValue, endValue);
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}
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break;
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case "C":
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{
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var startRed = float.Parse(split[4], CultureInfo.InvariantCulture);
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var startGreen = float.Parse(split[5], CultureInfo.InvariantCulture);
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var startBlue = float.Parse(split[6], CultureInfo.InvariantCulture);
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var endRed = split.Length > 7 ? float.Parse(split[7], CultureInfo.InvariantCulture) : startRed;
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var endGreen = split.Length > 8 ? float.Parse(split[8], CultureInfo.InvariantCulture) : startGreen;
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var endBlue = split.Length > 9 ? float.Parse(split[9], CultureInfo.InvariantCulture) : startBlue;
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timelineGroup?.Colour.Add(easing, startTime, endTime,
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new Color4(startRed / 255f, startGreen / 255f, startBlue / 255f, 1),
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new Color4(endRed / 255f, endGreen / 255f, endBlue / 255f, 1));
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}
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break;
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case "P":
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{
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var type = split[4];
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switch (type)
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{
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case "A":
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timelineGroup?.BlendingMode.Add(easing, startTime, endTime, BlendingMode.Additive, startTime == endTime ? BlendingMode.Additive : BlendingMode.Inherit);
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break;
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case "H":
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timelineGroup?.FlipH.Add(easing, startTime, endTime, true, startTime == endTime);
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break;
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case "V":
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timelineGroup?.FlipV.Add(easing, startTime, endTime, true, startTime == endTime);
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break;
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}
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}
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break;
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default:
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throw new InvalidDataException($@"Unknown command type: {commandType}");
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}
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}
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break;
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}
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}
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}
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private string parseLayer(string value) => Enum.Parse(typeof(StoryLayer), value).ToString();
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private Anchor parseOrigin(string value)
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{
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var origin = (LegacyOrigins)Enum.Parse(typeof(LegacyOrigins), value);
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switch (origin)
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{
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case LegacyOrigins.TopLeft:
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return Anchor.TopLeft;
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case LegacyOrigins.TopCentre:
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return Anchor.TopCentre;
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case LegacyOrigins.TopRight:
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return Anchor.TopRight;
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case LegacyOrigins.CentreLeft:
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return Anchor.CentreLeft;
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case LegacyOrigins.Centre:
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return Anchor.Centre;
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case LegacyOrigins.CentreRight:
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return Anchor.CentreRight;
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case LegacyOrigins.BottomLeft:
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return Anchor.BottomLeft;
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case LegacyOrigins.BottomCentre:
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return Anchor.BottomCentre;
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case LegacyOrigins.BottomRight:
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return Anchor.BottomRight;
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2018-08-22 13:50:03 +08:00
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default:
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return Anchor.TopLeft;
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2018-04-13 17:19:50 +08:00
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}
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}
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private void handleVariables(string line)
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{
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var pair = SplitKeyVal(line, '=');
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variables[pair.Key] = pair.Value;
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}
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/// <summary>
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/// Decodes any beatmap variables present in a line into their real values.
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/// </summary>
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/// <param name="line">The line which may contains variables.</param>
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private void decodeVariables(ref string line)
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{
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while (line.IndexOf('$') >= 0)
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{
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string origLine = line;
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2018-08-14 17:15:09 +08:00
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foreach (var v in variables)
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line = line.Replace(v.Key, v.Value);
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2018-04-13 17:19:50 +08:00
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if (line == origLine)
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break;
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}
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}
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2018-10-12 21:30:24 +08:00
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private string cleanFilename(string path) => FileSafety.PathStandardise(path.Trim('"'));
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2018-04-13 17:19:50 +08:00
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}
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|
|
|
}
|