68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "VisualGraphEdge.h"
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#include "VisualGraph.h"
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#include UE_INLINE_GENERATED_CPP_BY_NAME(VisualGraphEdge)
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///////////////////////////////////////////////////////////////////////////////////
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/// FVisualGraphEdge
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///////////////////////////////////////////////////////////////////////////////////
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FString FVisualGraphEdge::DumpDot(const FVisualGraph* InGraph, int32 InIndendation) const
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{
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const FString Indentation = DumpDotIndentation(InIndendation);
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const FString ColorContent = DumpDotColor(GetColor());
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const FString StyleContent = DumpDotStyle(GetStyle());
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static const FString DigraphConnector = TEXT("->");
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static const FString GraphConnector = TEXT("--");
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const FString& ConnectorContent = (GetDirection() == EVisualGraphEdgeDirection::BothWays) ? GraphConnector : DigraphConnector;
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FString SourceNodeName = InGraph->GetNodes()[GetSourceNode()].GetName().ToString();
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FString TargetNodeName = InGraph->GetNodes()[GetTargetNode()].GetName().ToString();
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if(GetDirection() == EVisualGraphEdgeDirection::SourceToTarget)
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{
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Swap(SourceNodeName, TargetNodeName);
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}
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FString AttributeContent;
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if(DisplayName.IsSet())
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{
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AttributeContent += FString::Printf(TEXT("label = \"%s\""), *DisplayName.GetValue().ToString());
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}
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if(Tooltip.IsSet())
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{
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if(!AttributeContent.IsEmpty())
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{
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AttributeContent += TEXT(", ");
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}
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AttributeContent += FString::Printf(TEXT("tooltip = \"%s\""), *Tooltip.GetValue());
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}
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if(!ColorContent.IsEmpty())
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{
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if(!AttributeContent.IsEmpty())
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{
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AttributeContent += TEXT(", ");
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}
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AttributeContent += FString::Printf(TEXT("color = %s"), *ColorContent);
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}
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if(!StyleContent.IsEmpty())
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{
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if(!AttributeContent.IsEmpty())
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{
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AttributeContent += TEXT(", ");
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}
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AttributeContent += FString::Printf(TEXT("style = %s"), *StyleContent);
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}
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if(!AttributeContent.IsEmpty())
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{
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AttributeContent = FString::Printf(TEXT(" [ %s ]"), *AttributeContent);
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}
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return FString::Printf(TEXT("%s%s %s %s%s;\n"),
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*Indentation, *SourceNodeName, *ConnectorContent, *TargetNodeName, *AttributeContent);
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}
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