84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
// Copyright (c) 2012-2022 Wojciech Figat. All rights reserved.
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#pragma once
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#include "Engine/Threading/Task.h"
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#include "Engine/Core/Types/String.h"
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class Asset;
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class LoadingThread;
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/// <summary>
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/// Describes content loading task object.
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/// </summary>
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class ContentLoadTask : public Task
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{
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friend LoadingThread;
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public:
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/// <summary>
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/// Describes work type
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/// </summary>
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DECLARE_ENUM_3(Type, Custom, LoadAsset, LoadAssetData);
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/// <summary>
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/// Describes work result value
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/// </summary>
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DECLARE_ENUM_5(Result, Ok, AssetLoadError, MissingReferences, LoadDataError, TaskFailed);
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private:
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/// <summary>
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/// Task type
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/// </summary>
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Type _type;
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protected:
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/// <summary>
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/// Initializes a new instance of the <see cref="ContentLoadTask"/> class.
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/// </summary>
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/// <param name="type">The task type.</param>
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ContentLoadTask(const Type type)
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: _type(type)
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{
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}
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public:
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/// <summary>
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/// Gets a task type.
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/// </summary>
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/// <returns>The type.</returns>
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FORCE_INLINE Type GetType() const
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{
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return _type;
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}
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public:
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/// <summary>
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/// Checks if async task is loading given asset resource
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/// </summary>
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/// <param name="asset">Target asset to check</param>
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/// <returns>True if is loading that asset, otherwise false</returns>
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bool IsLoading(Asset* asset) const
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{
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return _type == Type::LoadAsset && HasReference((Object*)asset);
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}
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protected:
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virtual Result run() = 0;
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public:
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// [Task]
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String ToString() const override
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{
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return String::Format(TEXT("Content Load Task {0} ({1})"),
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ToString(GetType()),
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::ToString(GetState())
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);
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}
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protected:
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// [Task]
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void Enqueue() override;
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bool Run() override;
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};
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