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#rb phil.popp helen.yang [REVIEW] phil.popp helen.yang #rnx #jira UE-167866 #preflight 6352e2e7e6096564af816419 [CL 22711562 by rob gay in ue5-main branch]
113 lines
4.0 KiB
C++
113 lines
4.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Input/Reply.h"
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#include "Layout/Visibility.h"
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#include "MetasoundFrontendDocument.h"
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#include "Misc/Attribute.h"
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#include "SGraphNode.h"
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#include "SGraphNodeKnot.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/SOverlay.h"
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// Forward Declarations
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class SAudioInputWidget;
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class SGraphPin;
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class SVerticalBox;
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class UMetasoundEditorGraphMember;
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class UMetasoundEditorGraphMemberDefaultLiteral;
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class UMetasoundEditorGraphMemberNode;
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class UMetasoundEditorGraphNode;
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namespace Metasound
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{
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namespace Editor
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{
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class SMetaSoundGraphNode : public SGraphNode
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{
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public:
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SLATE_BEGIN_ARGS(SMetaSoundGraphNode)
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{
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}
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SLATE_END_ARGS()
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virtual ~SMetaSoundGraphNode();
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void Construct(const FArguments& InArgs, class UEdGraphNode* InNode);
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protected:
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bool IsVariableAccessor() const;
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bool IsVariableMutator() const;
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// SGraphNode Interface
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virtual const FSlateBrush* GetShadowBrush(bool bSelected) const override;
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virtual void CreateInputSideAddButton(TSharedPtr<SVerticalBox> InputBox) override;
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virtual void CreateOutputSideAddButton(TSharedPtr<SVerticalBox> OutputBox) override;
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virtual TSharedPtr<SGraphPin> CreatePinWidget(UEdGraphPin* InPin) const override;
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virtual void CreateStandardPinWidget(UEdGraphPin* InPin) override;
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virtual TSharedRef<SWidget> CreateNodeContentArea() override;
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virtual TSharedRef<SWidget> CreateTitleWidget(TSharedPtr<SNodeTitle> NodeTitle) override;
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virtual const FSlateBrush* GetNodeBodyBrush() const override;
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virtual TSharedRef<SWidget> CreateTitleRightWidget() override;
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virtual EVisibility IsAddPinButtonVisible() const override;
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virtual FReply OnAddPin() override;
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virtual void MoveTo(const FVector2D& NewPosition, FNodeSet& NodeFilter, bool bMarkDirty = true) override;
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virtual void SetDefaultTitleAreaWidget(TSharedRef<SOverlay> DefaultTitleAreaWidget) override;
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virtual void GetOverlayBrushes(bool bSelected, const FVector2D WidgetSize, TArray<FOverlayBrushInfo>& Brushes) const override;
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FLinearColor GetNodeTitleColorOverride() const;
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FName GetLiteralDataType() const;
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UMetasoundEditorGraphNode& GetMetaSoundNode();
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const UMetasoundEditorGraphNode& GetMetaSoundNode() const;
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public:
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static void ExecuteTrigger(UMetasoundEditorGraphMemberDefaultLiteral& Literal);
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static TSharedRef<SWidget> CreateTriggerSimulationWidget(UMetasoundEditorGraphMemberDefaultLiteral& Literal, TAttribute<EVisibility>&& InVisibility, TAttribute<bool>&& InEnablement, const FText* InToolTip = nullptr);
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private:
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// If this node represents a graph member node, returns corresponding member.
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UMetasoundEditorGraphMember* GetMetaSoundMember();
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// If this node represents a graph member node, returns cast node.
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UMetasoundEditorGraphMemberNode* GetMetaSoundMemberNode();
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TAttribute<EVisibility> GetSimulationVisibilityAttribute() const;
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// Slider widget for float input
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TSharedPtr<SAudioInputWidget> InputWidget;
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// Handle for on value changed delegate for input slider
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FDelegateHandle InputSliderOnValueChangedDelegateHandle;
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// Handle for on input slider range changed
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FDelegateHandle InputSliderOnRangeChangedDelegateHandle;
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// Whether the input widget is currently transacting
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// for keeping track of transaction state across delegates to only commit transaction on value commit
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bool bIsInputWidgetTransacting = false;
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EMetasoundFrontendClassType ClassType;
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};
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class SMetaSoundGraphNodeKnot : public SGraphNodeKnot
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{
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public:
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SLATE_BEGIN_ARGS(SMetaSoundGraphNode)
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{
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}
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SLATE_END_ARGS()
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void Construct(const FArguments& InArgs, class UEdGraphNode* InNode);
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virtual TSharedPtr<SGraphPin> CreatePinWidget(UEdGraphPin* Pin) const override;
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virtual void MoveTo(const FVector2D& NewPosition, FNodeSet& NodeFilter, bool bMarkDirty) override;
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UMetasoundEditorGraphNode& GetMetaSoundNode();
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const UMetasoundEditorGraphNode& GetMetaSoundNode() const;
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};
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} // namespace Editor
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} // namespace Metasound
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