You've already forked UnrealEngineUWP
mirror of
https://github.com/izzy2lost/UnrealEngineUWP.git
synced 2026-03-26 18:15:20 -07:00
4257b9ad67
#ttp 338259 - SplineComponent: Add an option flag to close the spline #branch UE4 #proj Editor.ComponentVisualizers, Runtime.Engine [CL 2315996 by Richard TalbotWatkin in Main branch]
112 lines
3.5 KiB
C++
112 lines
3.5 KiB
C++
// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#include "ComponentVisualizer.h"
|
|
#include "Components/SplineComponent.h"
|
|
|
|
/** Base class for clickable spline editing proxies */
|
|
struct HSplineVisProxy : public HComponentVisProxy
|
|
{
|
|
DECLARE_HIT_PROXY();
|
|
|
|
HSplineVisProxy(const UActorComponent* InComponent)
|
|
: HComponentVisProxy(InComponent, HPP_Wireframe)
|
|
{}
|
|
};
|
|
|
|
/** Proxy for a spline key */
|
|
struct HSplineKeyProxy : public HSplineVisProxy
|
|
{
|
|
DECLARE_HIT_PROXY();
|
|
|
|
HSplineKeyProxy(const UActorComponent* InComponent, int32 InKeyIndex)
|
|
: HSplineVisProxy(InComponent)
|
|
, KeyIndex(InKeyIndex)
|
|
{}
|
|
|
|
int32 KeyIndex;
|
|
};
|
|
|
|
/** Proxy for a spline segment */
|
|
struct HSplineSegmentProxy : public HSplineVisProxy
|
|
{
|
|
DECLARE_HIT_PROXY();
|
|
|
|
HSplineSegmentProxy(const UActorComponent* InComponent, int32 InSegmentIndex)
|
|
: HSplineVisProxy(InComponent)
|
|
, SegmentIndex(InSegmentIndex)
|
|
{}
|
|
|
|
int32 SegmentIndex;
|
|
};
|
|
|
|
/** SplineComponent visualizer/edit functionality */
|
|
class FSplineComponentVisualizer : public FComponentVisualizer
|
|
{
|
|
public:
|
|
FSplineComponentVisualizer();
|
|
virtual ~FSplineComponentVisualizer();
|
|
|
|
// Begin FComponentVisualizer interface
|
|
virtual void OnRegister() override;
|
|
virtual void DrawVisualization(const UActorComponent* Component, const FSceneView* View, FPrimitiveDrawInterface* PDI) override;
|
|
virtual bool VisProxyHandleClick(FLevelEditorViewportClient* InViewportClient, HComponentVisProxy* VisProxy, const FViewportClick& Click) override;
|
|
virtual void EndEditing() override;
|
|
virtual bool GetWidgetLocation(const FEditorViewportClient* ViewportClient, FVector& OutLocation) const override;
|
|
virtual bool GetCustomInputCoordinateSystem(const FEditorViewportClient* ViewportClient, FMatrix& OutMatrix) const override;
|
|
virtual bool HandleInputDelta(FEditorViewportClient* ViewportClient, FViewport* Viewport, FVector& DeltaTranslate, FRotator& DeltaRotate, FVector& DeltaScale) override;
|
|
virtual bool HandleInputKey(FEditorViewportClient* ViewportClient, FViewport* Viewport, FKey Key, EInputEvent Event) override;
|
|
virtual TSharedPtr<SWidget> GenerateContextMenu() const override;
|
|
// End FComponentVisualizer interface
|
|
|
|
/** Get the spline component we are currently editing */
|
|
USplineComponent* GetEditedSplineComponent() const;
|
|
|
|
private:
|
|
|
|
void NotifyComponentModified();
|
|
|
|
void OnDeleteKey();
|
|
bool CanDeleteKey() const;
|
|
|
|
void OnDuplicateKey();
|
|
bool IsKeySelectionValid() const;
|
|
|
|
void OnAddKey();
|
|
bool CanAddKey() const;
|
|
|
|
void OnResetToAutomaticTangent(EInterpCurveMode Mode);
|
|
bool CanResetToAutomaticTangent(EInterpCurveMode Mode) const;
|
|
|
|
void OnSetKeyType(EInterpCurveMode Mode);
|
|
bool IsKeyTypeSet(EInterpCurveMode Mode) const;
|
|
|
|
/** Generate the submenu containing the available point types */
|
|
void GenerateSplinePointTypeSubMenu(FMenuBuilder& MenuBuilder) const;
|
|
|
|
/** Generate the submenu containing the available auto tangent types */
|
|
void GenerateTangentTypeSubMenu(FMenuBuilder& MenuBuilder) const;
|
|
|
|
/** Output log commands */
|
|
TSharedPtr<FUICommandList> SplineComponentVisualizerActions;
|
|
|
|
/** Actor that owns the currently edited spline */
|
|
TWeakObjectPtr<AActor> SplineOwningActor;
|
|
|
|
/** Name of property on the actor that references the spline we are editing */
|
|
FName SplineCompPropName;
|
|
|
|
/** Index of key we have selected */
|
|
int32 SelectedKeyIndex;
|
|
|
|
/** Index of segment we have selected */
|
|
int32 SelectedSegmentIndex;
|
|
|
|
/** Position on spline we have selected */
|
|
FVector SelectedSplinePosition;
|
|
|
|
/** Whether we currently allow duplication when dragging */
|
|
bool bAllowDuplication;
|
|
};
|