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92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#if !defined(Q_MOC_RUN)
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#include <AzCore/Memory/SystemAllocator.h>
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#include <AzCore/Component/TickBus.h>
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#include <AzToolsFramework/AssetBrowser/Previewer/Previewer.h>
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#include <Atom/ImageProcessing/ImageObject.h>
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#include <QWidget>
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#include <QScopedPointer>
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#include <QFuture>
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#include <QtConcurrent/QtConcurrent>
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#endif
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namespace Ui
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{
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class ImagePreviewerClass;
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}
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namespace AzToolsFramework
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{
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namespace AssetBrowser
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{
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class ProductAssetBrowserEntry;
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class SourceAssetBrowserEntry;
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class AssetBrowserEntry;
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}
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}
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class QResizeEvent;
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namespace ImageProcessingAtom
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{
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class ImagePreviewer
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: public AzToolsFramework::AssetBrowser::Previewer
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, private AZ::SystemTickBus::Handler
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{
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Q_OBJECT
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public:
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AZ_CLASS_ALLOCATOR(ImagePreviewer, AZ::SystemAllocator, 0);
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explicit ImagePreviewer(QWidget* parent = nullptr);
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~ImagePreviewer();
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//! AzToolsFramework::AssetBrowser::Previewer overrides
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void Clear() const override;
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void Display(const AzToolsFramework::AssetBrowser::AssetBrowserEntry* entry) override;
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const QString& GetName() const override;
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protected:
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void resizeEvent(QResizeEvent * event) override;
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private:
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void DisplayProduct(const AzToolsFramework::AssetBrowser::ProductAssetBrowserEntry* product);
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void DisplaySource(const AzToolsFramework::AssetBrowser::SourceAssetBrowserEntry* source);
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QString GetFileSize(const char* path);
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void DisplayTextureItem();
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template<class CreateFn>
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void CreateAndDisplayTextureItemAsync(CreateFn create);
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void PreviewSubImage(uint32_t mip);
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// QLabel word wrap does not break long words such as filenames, so manual word wrap needed
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static QString WordWrap(const QString& string, int maxLength);
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// SystemTickBus
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void OnSystemTick() override;
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QScopedPointer<Ui::ImagePreviewerClass> m_ui;
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QString m_fileinfo;
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QString m_name = "ImagePreviewer";
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// Decompressed image in preview. Cache it so we can preview its sub images
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IImageObjectPtr m_previewImageObject;
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// Properties for tracking the status of an asynchronous request to display an asset browser entry
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using CreateDisplayTextureResult = AZStd::pair<IImageObjectPtr, QString>;
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QFuture<CreateDisplayTextureResult> m_createDisplayTextureResult;
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};
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}//namespace ImageProcessingAtom
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