CelticCraft/Plugins/VoxelFree/Source/VoxelGraphEditor/Private/VoxelGraphConnectionDrawingPolicy.h

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2.3 KiB
C++

// Copyright 2020 Phyronnaz
#pragma once
#include "CoreMinimal.h"
#include "EdGraphUtilities.h"
#include "ConnectionDrawingPolicy.h"
struct FVoxelGraphConnectionDrawingPolicyFactory : public FGraphPanelPinConnectionFactory
{
public:
virtual ~FVoxelGraphConnectionDrawingPolicyFactory() {}
// FGraphPanelPinConnectionFactory
virtual FConnectionDrawingPolicy* CreateConnectionPolicy(const UEdGraphSchema* Schema, int32 InBackLayerID, int32 InFrontLayerID, float ZoomFactor, const FSlateRect& InClippingRect, FSlateWindowElementList& InDrawElements, UEdGraph* InGraphObj) const override;
// ~FGraphPanelPinConnectionFactory
};
// This class draws the connections for an UEdGraph using a Voxel schema
class FVoxelGraphConnectionDrawingPolicy : public FConnectionDrawingPolicy
{
protected:
// Times for one execution pair within the current graph
struct FTimePair
{
double PredExecTime;
double ThisExecTime;
FTimePair()
: PredExecTime(0.0)
, ThisExecTime(0.0)
{
}
};
// Map of pairings
typedef TMap<UEdGraphNode*, FTimePair> FExecPairingMap;
// Map of nodes that preceded before a given node in the execution sequence (one entry for each pairing)
TMap<UEdGraphNode*, FExecPairingMap> PredecessorNodes;
UEdGraph* GraphObj;
FLinearColor ActiveColor;
FLinearColor InactiveColor;
float ActiveWireThickness;
float InactiveWireThickness;
public:
FVoxelGraphConnectionDrawingPolicy(int32 InBackLayerID, int32 InFrontLayerID, float ZoomFactor, const FSlateRect& InClippingRect, FSlateWindowElementList& InDrawElements, UEdGraph* InGraphObj);
// FConnectionDrawingPolicy interface
virtual void DetermineWiringStyle(UEdGraphPin* OutputPin, UEdGraphPin* InputPin, /*inout*/ FConnectionParams& Params) override;
virtual void Draw(TMap<TSharedRef<SWidget>, FArrangedWidget>& PinGeometries, FArrangedChildren& ArrangedNodes) override;
// End of FConnectionDrawingPolicy interface
FLinearColor AttackColor;
FLinearColor SustainColor;
FLinearColor ReleaseColor;
float AttackWireThickness;
float SustainWireThickness;
float ReleaseWireThickness;
float DefaultDataWireThickness;
float DefaultExecutionWireThickness;
float TracePositionBonusPeriod;
float TracePositionExponent;
float AttackHoldPeriod;
float DecayPeriod;
float DecayExponent;
float SustainHoldPeriod;
float ReleasePeriod;
float ReleaseExponent;
};