mirror of
https://github.com/ppy/osu
synced 2024-12-13 10:28:17 +00:00
182 lines
6.7 KiB
C#
182 lines
6.7 KiB
C#
// 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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using System;
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using System.Collections.Generic;
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using System.Linq;
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using JetBrains.Annotations;
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using osu.Framework.Allocation;
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using osu.Framework.Bindables;
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using osu.Framework.Graphics;
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using osu.Framework.Graphics.Animations;
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using osu.Framework.Graphics.OpenGL.Textures;
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using osu.Framework.Graphics.Sprites;
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using osu.Framework.Graphics.Textures;
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using static osu.Game.Skinning.LegacySkinConfiguration;
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namespace osu.Game.Skinning
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{
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public static class LegacySkinExtensions
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{
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[CanBeNull]
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public static Drawable GetAnimation(this ISkin source, string componentName, bool animatable, bool looping, bool applyConfigFrameRate = false, string animationSeparator = "-",
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bool startAtCurrentTime = true, double? frameLength = null)
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=> source.GetAnimation(componentName, default, default, animatable, looping, applyConfigFrameRate, animationSeparator, startAtCurrentTime, frameLength);
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[CanBeNull]
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public static Drawable GetAnimation(this ISkin source, string componentName, WrapMode wrapModeS, WrapMode wrapModeT, bool animatable, bool looping, bool applyConfigFrameRate = false,
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string animationSeparator = "-",
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bool startAtCurrentTime = true, double? frameLength = null)
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{
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Texture texture;
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// find the first source which provides either the animated or non-animated version.
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ISkin skin = (source as ISkinSource)?.FindProvider(s =>
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{
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if (animatable && s.GetTexture(getFrameName(0)) != null)
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return true;
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return s.GetTexture(componentName, wrapModeS, wrapModeT) != null;
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}) ?? source;
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if (skin == null)
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return null;
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if (animatable)
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{
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var textures = getTextures().ToArray();
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if (textures.Length > 0)
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{
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var animation = new SkinnableTextureAnimation(startAtCurrentTime)
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{
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DefaultFrameLength = frameLength ?? getFrameLength(skin, applyConfigFrameRate, textures),
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Loop = looping,
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};
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foreach (var t in textures)
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animation.AddFrame(t);
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return animation;
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}
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}
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// if an animation was not allowed or not found, fall back to a sprite retrieval.
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if ((texture = skin.GetTexture(componentName, wrapModeS, wrapModeT)) != null)
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return new Sprite { Texture = texture };
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return null;
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IEnumerable<Texture> getTextures()
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{
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for (int i = 0; true; i++)
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{
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if ((texture = skin.GetTexture(getFrameName(i), wrapModeS, wrapModeT)) == null)
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break;
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yield return texture;
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}
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}
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string getFrameName(int frameIndex) => $"{componentName}{animationSeparator}{frameIndex}";
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}
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public static bool HasFont(this ISkin source, LegacyFont font)
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{
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return source.GetTexture($"{source.GetFontPrefix(font)}-0") != null;
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}
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public static string GetFontPrefix(this ISkin source, LegacyFont font)
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{
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switch (font)
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{
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case LegacyFont.Score:
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return source.GetConfig<LegacySetting, string>(LegacySetting.ScorePrefix)?.Value ?? "score";
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case LegacyFont.Combo:
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return source.GetConfig<LegacySetting, string>(LegacySetting.ComboPrefix)?.Value ?? "score";
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case LegacyFont.HitCircle:
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return source.GetConfig<LegacySetting, string>(LegacySetting.HitCirclePrefix)?.Value ?? "default";
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default:
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throw new ArgumentOutOfRangeException(nameof(font));
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}
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}
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/// <summary>
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/// Returns the numeric overlap of number sprites to use.
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/// A positive number will bring the number sprites closer together, while a negative number
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/// will split them apart more.
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/// </summary>
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public static float GetFontOverlap(this ISkin source, LegacyFont font)
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{
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switch (font)
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{
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case LegacyFont.Score:
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return source.GetConfig<LegacySetting, float>(LegacySetting.ScoreOverlap)?.Value ?? 0f;
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case LegacyFont.Combo:
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return source.GetConfig<LegacySetting, float>(LegacySetting.ComboOverlap)?.Value ?? 0f;
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case LegacyFont.HitCircle:
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return source.GetConfig<LegacySetting, float>(LegacySetting.HitCircleOverlap)?.Value ?? -2f;
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default:
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throw new ArgumentOutOfRangeException(nameof(font));
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}
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}
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public class SkinnableTextureAnimation : TextureAnimation
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{
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[Resolved(canBeNull: true)]
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private IAnimationTimeReference timeReference { get; set; }
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private readonly Bindable<double> animationStartTime = new BindableDouble();
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public SkinnableTextureAnimation(bool startAtCurrentTime = true)
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: base(startAtCurrentTime)
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{
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}
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protected override void LoadComplete()
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{
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base.LoadComplete();
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if (timeReference != null)
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{
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Clock = timeReference.Clock;
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animationStartTime.BindTo(timeReference.AnimationStartTime);
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}
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animationStartTime.BindValueChanged(_ => updatePlaybackPosition(), true);
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}
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private void updatePlaybackPosition()
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{
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if (timeReference == null)
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return;
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PlaybackPosition = timeReference.Clock.CurrentTime - timeReference.AnimationStartTime.Value;
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}
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}
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private const double default_frame_time = 1000 / 60d;
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private static double getFrameLength(ISkin source, bool applyConfigFrameRate, Texture[] textures)
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{
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if (applyConfigFrameRate)
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{
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var iniRate = source.GetConfig<LegacySetting, int>(LegacySetting.AnimationFramerate);
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if (iniRate?.Value > 0)
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return 1000f / iniRate.Value;
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return 1000f / textures.Length;
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}
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return default_frame_time;
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}
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}
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}
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