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Graph Editor: Add a shortcut to create reroute nodes by double-clicking on BP spline connections

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[CL 2484035 by Michael Noland in Main branch]
This commit is contained in:
Michael Noland
2015-03-18 23:32:57 -04:00
parent ce9769467b
commit da5d18f983
4 changed files with 33 additions and 2 deletions
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23
Engine/Source/Editor/BlueprintGraph/Private/EdGraphSchema_K2.cpp
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@@ -5635,6 +5635,29 @@ void UEdGraphSchema_K2::RecombinePin(UEdGraphPin* Pin) const
FBlueprintEditorUtils::MarkBlueprintAsModified(Blueprint);
}
void UEdGraphSchema_K2::OnPinConnectionDoubleCicked(UEdGraphPin* PinA, UEdGraphPin* PinB, const FVector2D& GraphPosition) const
{
const FScopedTransaction Transaction(LOCTEXT("CreateRerouteNodeOnWire", "Create Reroute Node"));
//@TODO: This constant is duplicated from inside of SGraphNodeKnot
const FVector2D NodeSpacerSize(42.0f, 24.0f);
const FVector2D KnotTopLeft = GraphPosition - (NodeSpacerSize * 0.5f);
// Create a new knot
UEdGraph* ParentGraph = PinA->GetOwningNode()->GetGraph();
UK2Node_Knot* NewKnot = FEdGraphSchemaAction_K2NewNode::SpawnNodeFromTemplate<UK2Node_Knot>(ParentGraph, NewObject<UK2Node_Knot>(), KnotTopLeft);
// Move the connections across (only notifying the knot, as the other two didn't really change)
PinA->BreakLinkTo(PinB);
PinA->MakeLinkTo((PinA->Direction == EGPD_Output) ? NewKnot->GetInputPin() : NewKnot->GetOutputPin());
PinB->MakeLinkTo((PinB->Direction == EGPD_Output) ? NewKnot->GetInputPin() : NewKnot->GetOutputPin());
NewKnot->PostReconstructNode();
// Dirty the blueprint
UBlueprint* Blueprint = FBlueprintEditorUtils::FindBlueprintForGraphChecked(CastChecked<UEdGraph>(ParentGraph));
FBlueprintEditorUtils::MarkBlueprintAsModified(Blueprint);
}
void UEdGraphSchema_K2::ConfigureVarNode(UK2Node_Variable* InVarNode, FName InVariableName, UStruct* InVariableSource, UBlueprint* InTargetBlueprint)
{
// See if this is a 'self context' (ie. blueprint class is owner (or child of owner) of dropped var class)