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- Add delegates to respond to builder changes to document - Add delegate handlers to source builder to forward requests to audition sound if live update enabled - Misc piping for live updating #jira UE-186952 #ok forgithub public #rb phil.popp [CL 26072716 by rob gay in 5.3 branch]
60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "UObject/Interface.h"
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#include "MetasoundFrontendDocument.h"
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#include "MetasoundFrontendDocumentModifyDelegates.h"
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#include "Templates/Function.h"
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#include "MetasoundDocumentInterface.generated.h"
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// Forward Declarations
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struct FMetaSoundFrontendDocumentBuilder;
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// UInterface for all MetaSound UClasses that implement a MetaSound document
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// as a means for accessing data via code, scripting, execution, or node
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// class generation.
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UINTERFACE(BlueprintType, meta = (CannotImplementInterfaceInBlueprint))
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class METASOUNDFRONTEND_API UMetaSoundDocumentInterface : public UInterface
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{
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GENERATED_BODY()
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};
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class METASOUNDFRONTEND_API IMetaSoundDocumentInterface : public IInterface
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{
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GENERATED_BODY()
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public:
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// Returns read-only reference to the the MetaSoundFrontendDocument
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// containing all MetaSound runtime & editor data.
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virtual const FMetasoundFrontendDocument& GetDocument() const = 0;
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// Returns the parent class registered with the MetaSound UObject registry.
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virtual const UClass& GetBaseMetaSoundUClass() const = 0;
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private:
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virtual FMetasoundFrontendDocument& GetDocument() = 0;
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friend struct FMetaSoundFrontendDocumentBuilder;
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};
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namespace Metasound::Frontend
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{
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class METASOUNDFRONTEND_API IMetaSoundDocumentBuilderRegistry
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{
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public:
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// Returns delegates used to mutate any internal builder cached state or notify listeners of external system that
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// has mutated a given document class. Exists primarily for backward compatibility with the DocumentController system,
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// and is not recommended for use outside of MetaSound plugin as it may be deprecated in the future (best practice is to
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// mutate all documents using MetasoundDocumentBuilders).
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virtual const FDocumentModifyDelegates* FindModifyDelegates(const FMetasoundFrontendClassName& InClassName) const = 0;
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static IMetaSoundDocumentBuilderRegistry& GetChecked();
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protected:
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static void Set(TUniqueFunction<IMetaSoundDocumentBuilderRegistry&()>&& InGetInstance);
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};
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} // namespace Metasound::Frontend
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