118 lines
4.6 KiB
C++
118 lines
4.6 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "MetasoundFrontendDocumentBuilder.h"
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#include "MetasoundDocumentInterface.h"
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#include "MetasoundFrontendController.h"
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#include "MetasoundFrontendDocument.h"
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namespace Metasound
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{
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namespace Frontend
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{
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/** FDocumentController represents an entire Metasound document. */
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class FDocumentController : public IDocumentController
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{
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public:
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/** Construct a FDocumentController.
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*
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* @param InDocument - Document to be manipulated.
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*/
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FDocumentController(FDocumentAccessPtr InDocumentPtr);
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static FDocumentHandle CreateDocumentHandle(FDocumentAccessPtr InDocument)
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{
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// Unit test builds may not load the builder registry (i.e. via the engine module). Creating and
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// manipulating documents via controllers/handles must be supported for backward compat in this context,
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// so registry is not required to exist.
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if (IDocumentBuilderRegistry* Registry = IDocumentBuilderRegistry::Get())
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{
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const FMetasoundFrontendClassName& ClassName = InDocument.Get()->RootGraph.Metadata.GetClassName();
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Registry->ReloadBuilder(ClassName);
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}
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return MakeShared<FDocumentController>(InDocument);
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}
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/** Create a FDocumentController.
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*
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* @param InDocument - Document to be manipulated.
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*
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* @return A document handle.
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*/
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static FConstDocumentHandle CreateDocumentHandle(FConstDocumentAccessPtr InDocument)
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{
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return MakeShared<const FDocumentController>(ConstCastAccessPtr<FDocumentAccessPtr>(InDocument));
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}
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virtual ~FDocumentController() = default;
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bool IsValid() const override;
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const TArray<FMetasoundFrontendClass>& GetDependencies() const override;
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void IterateDependencies(TFunctionRef<void(FMetasoundFrontendClass&)> InFunction) override;
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void IterateDependencies(TFunctionRef<void(const FMetasoundFrontendClass&)> InFunction) const override;
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const TArray<FMetasoundFrontendGraphClass>& GetSubgraphs() const override;
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const FMetasoundFrontendGraphClass& GetRootGraphClass() const override;
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void SetRootGraphClass(FMetasoundFrontendGraphClass&& InClass) override;
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FConstClassAccessPtr FindDependencyWithID(FGuid InClassID) const override;
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FConstGraphClassAccessPtr FindSubgraphWithID(FGuid InClassID) const override;
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FConstClassAccessPtr FindClassWithID(FGuid InClassID) const override;
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FConstClassAccessPtr FindClass(const FNodeRegistryKey& InKey) const override;
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FConstClassAccessPtr FindClass(const FMetasoundFrontendClassMetadata& InMetadata) const override;
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FConstClassAccessPtr FindOrAddClass(const FNodeRegistryKey& InKey, bool bInRefreshFromRegistry) override;
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FConstClassAccessPtr FindOrAddClass(const FMetasoundFrontendClassMetadata& InMetadata) override;
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FGraphHandle AddDuplicateSubgraph(const IGraphController& InGraph) override;
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const TSet<FMetasoundFrontendVersion>& GetInterfaceVersions() const override;
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void AddInterfaceVersion(const FMetasoundFrontendVersion& InVersion) override;
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void RemoveInterfaceVersion(const FMetasoundFrontendVersion& InVersion) override;
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void ClearInterfaceVersions() override;
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void SetMetadata(const FMetasoundFrontendDocumentMetadata& InMetadata) override;
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const FMetasoundFrontendDocumentMetadata& GetMetadata() const override;
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FMetasoundFrontendDocumentMetadata* GetMetadata() override;
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void RemoveUnreferencedDependencies() override;
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TArray<FConstClassAccessPtr> SynchronizeDependencyMetadata() override;
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FGraphHandle GetRootGraph() override;
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FConstGraphHandle GetRootGraph() const override;
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FDocumentAccessPtr GetDocumentPtr() override;
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const FDocumentAccessPtr GetDocumentPtr() const override;
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/** Returns an array of all subgraphs for this document. */
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TArray<FGraphHandle> GetSubgraphHandles() override;
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/** Returns an array of all subgraphs for this document. */
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TArray<FConstGraphHandle> GetSubgraphHandles() const override;
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/** Returns a graphs in the document with the given class ID.*/
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FGraphHandle GetSubgraphWithClassID(FGuid InClassID) override;
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/** Returns a graphs in the document with the given class ID.*/
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FConstGraphHandle GetSubgraphWithClassID(FGuid InClassID) const override;
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bool ExportToJSONAsset(const FString& InAbsolutePath) const override;
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FString ExportToJSON() const override;
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protected:
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FDocumentAccess ShareAccess() override;
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FConstDocumentAccess ShareAccess() const override;
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private:
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void DeduplicateDependencies();
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bool AddDuplicateSubgraph(const FMetasoundFrontendGraphClass& InGraphToCopy, const FMetasoundFrontendDocument& InOtherDocument);
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FDocumentAccessPtr DocumentPtr;
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};
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}
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}
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