osu/osu.Game/Skinning/SerialisedDrawableInfo.cs

130 lines
4.5 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using System.Collections.Generic;
using System.Linq;
using Newtonsoft.Json;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Logging;
using osu.Game.Configuration;
using osu.Game.Extensions;
using osu.Game.Rulesets;
using osuTK;
namespace osu.Game.Skinning
{
/// <summary>
/// Serialised backing data for <see cref="ISerialisableDrawable"/>s.
/// Used for json serialisation in user skins.
/// </summary>
/// <remarks>
/// Can be created using <see cref="SerialisableDrawableExtensions.CreateSerialisedInfo"/>.
/// Can also be applied to an existing drawable using <see cref="SerialisableDrawableExtensions.ApplySerialisedInfo"/>.
/// </remarks>
[Serializable]
public sealed class SerialisedDrawableInfo
{
public Type Type { get; set; } = null!;
public Vector2 Position { get; set; }
public float Rotation { get; set; }
public Vector2 Scale { get; set; } = Vector2.One;
public float? Width { get; set; }
public float? Height { get; set; }
public Anchor Anchor { get; set; } = Anchor.TopLeft;
public Anchor Origin { get; set; } = Anchor.TopLeft;
/// <inheritdoc cref="ISerialisableDrawable.UsesFixedAnchor"/>
public bool UsesFixedAnchor { get; set; }
public Dictionary<string, object> Settings { get; set; } = new Dictionary<string, object>();
public List<SerialisedDrawableInfo> Children { get; } = new List<SerialisedDrawableInfo>();
[JsonConstructor]
public SerialisedDrawableInfo()
{
}
/// <summary>
/// Construct a new instance populating all attributes from the provided drawable.
/// </summary>
/// <param name="component">The drawable which attributes should be sourced from.</param>
public SerialisedDrawableInfo(Drawable component)
{
Type = component.GetType();
Position = component.Position;
Rotation = component.Rotation;
Scale = component.Scale;
if ((component as CompositeDrawable)?.AutoSizeAxes.HasFlag(Axes.X) != true)
Width = component.Width;
if ((component as CompositeDrawable)?.AutoSizeAxes.HasFlag(Axes.Y) != true)
Height = component.Height;
Anchor = component.Anchor;
Origin = component.Origin;
if (component is ISerialisableDrawable serialisableDrawable)
UsesFixedAnchor = serialisableDrawable.UsesFixedAnchor;
foreach (var (_, property) in component.GetSettingsSourceProperties())
{
var bindable = (IBindable)property.GetValue(component)!;
Settings.Add(property.Name.ToSnakeCase(), bindable.GetUnderlyingSettingValue());
}
if (component is Container<Drawable> container)
{
foreach (var child in container.OfType<ISerialisableDrawable>().OfType<Drawable>())
Children.Add(child.CreateSerialisedInfo());
}
}
/// <summary>
/// Construct an instance of the drawable with all attributes applied.
/// </summary>
/// <returns>The new instance.</returns>
public Drawable CreateInstance()
{
try
{
Drawable d = (Drawable)Activator.CreateInstance(Type)!;
d.ApplySerialisedInfo(this);
return d;
}
catch (Exception e)
{
Logger.Error(e, $"Unable to create skin component {Type.Name}");
return Drawable.Empty();
}
}
/// <summary>
/// Retrieve all types available which support serialisation.
/// </summary>
/// <param name="ruleset">The ruleset to filter results to. If <c>null</c>, global components will be returned instead.</param>
public static Type[] GetAllAvailableDrawables(RulesetInfo? ruleset = null)
{
return (ruleset?.CreateInstance().GetType() ?? typeof(OsuGame))
.Assembly.GetTypes()
.Where(t => !t.IsInterface && !t.IsAbstract && t.IsPublic)
.Where(t => typeof(ISerialisableDrawable).IsAssignableFrom(t))
.OrderBy(t => t.Name)
.ToArray();
}
}
}