Files
FlaxEngine/Source/Engine/Content/JsonAssetReference.cs
2024-02-15 11:22:01 +01:00

84 lines
2.3 KiB
C#

// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
using System;
namespace FlaxEngine
{
/// <summary>
/// Json asset reference utility. References resource with a typed data type.
/// </summary>
/// <typeparam name="T">Type of the asset instance type.</typeparam>
#if FLAX_EDITOR
[CustomEditor(typeof(FlaxEditor.CustomEditors.Editors.AssetRefEditor))]
#endif
public struct JsonAssetReference<T>
{
/// <summary>
/// Gets or sets the referenced asset.
/// </summary>
public JsonAsset Asset;
/// <summary>
/// Gets the instance of the Json Asset. Null if unset.
/// </summary>
/// <returns>instance of the Json Asset or null if unset.</returns>
public T Get()
{
return (T)Asset?.Instance;
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonAssetReference{T}"/> structure.
/// </summary>
/// <param name="asset">The Json Asset.</param>
public JsonAssetReference(JsonAsset asset)
{
Asset = asset;
}
/// <summary>
/// Implicit cast operator.
/// </summary>
public static implicit operator JsonAsset(JsonAssetReference<T> value)
{
return value.Asset;
}
/// <summary>
/// Implicit cast operator.
/// </summary>
public static implicit operator IntPtr(JsonAssetReference<T> value)
{
return Object.GetUnmanagedPtr(value.Asset);
}
/// <summary>
/// Implicit cast operator.
/// </summary>
public static implicit operator JsonAssetReference<T>(JsonAsset value)
{
return new JsonAssetReference<T>(value);
}
/// <summary>
/// Implicit cast operator.
/// </summary>
public static implicit operator JsonAssetReference<T>(IntPtr valuePtr)
{
return new JsonAssetReference<T>(Object.FromUnmanagedPtr(valuePtr) as JsonAsset);
}
/// <inheritdoc />
public override string ToString()
{
return Asset?.ToString();
}
/// <inheritdoc />
public override int GetHashCode()
{
return Asset?.GetHashCode() ?? 0;
}
}
}