42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
// Copyright (c) Wojciech Figat. All rights reserved.
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#pragma once
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#include "Engine/Content/JsonAsset.h"
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#include "Engine/Content/AssetReference.h"
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/// <summary>
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/// Json asset reference utility. References resource with a typed data type.
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/// </summary>
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/// <typeparam name="T">Type of the asset instance type.</typeparam>
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template<typename T>
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API_STRUCT(NoDefault, Template, MarshalAs=JsonAsset*) struct JsonAssetReference : AssetReference<JsonAsset>
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{
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JsonAssetReference() = default;
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JsonAssetReference(JsonAsset* asset)
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{
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OnSet(asset);
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}
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/// <summary>
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/// Gets the deserialized native object instance of the given type. Returns null if asset is not loaded or loaded object has different type.
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/// </summary>
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/// <returns>The asset instance object or null.</returns>
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FORCE_INLINE T* GetInstance() const
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{
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return _asset ? Get()->template GetInstance<T>() : nullptr;
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}
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JsonAssetReference& operator=(JsonAsset* asset) noexcept
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{
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OnSet(asset);
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return *this;
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}
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operator JsonAsset*() const
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{
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return Get();
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}
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};
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