C++ FPointerEvent::GetLastScreenSpacePosition方法代码示例

FReply SScrubWidget::OnMouseButtonUp( const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton && this->HasMouseCapture();
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && this->HasMouseCapture() && bAllowZoom;

	if ( bHandleRightMouseButton )
	{
		bPanning = false;

		FTrackScaleInfo TimeScaleInfo(ViewInputMin.Get(), ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
		FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
		float NewValue = TimeScaleInfo.LocalXToInput(CursorPos.X);

		if( !bMouseMovedDuringPanning )
		{
			CreateContextMenu(NewValue, MouseEvent);
		}
		return FReply::Handled().ReleaseMouseCapture();
	}
	else if ( bHandleLeftMouseButton )
	{
		if(DraggingBar)
		{
			DraggingBar = false;
		}
		else if( bDragging )
		{
			OnEndSliderMovement.ExecuteIfBound( ValueAttribute.Get() );
		}
		else
		{
			FTrackScaleInfo TimeScaleInfo(ViewInputMin.Get(), ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = TimeScaleInfo.LocalXToInput(CursorPos.X);

			CommitValue( NewValue, true, false );
		}

		bDragging = false;
		return FReply::Handled().ReleaseMouseCapture();

	}

	return FReply::Unhandled();
}

FReply SSlider::OnMouseMove( const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if (this->HasMouseCapture() && !IsLocked())
	{
		SetCursor((Orientation == Orient_Horizontal) ? EMouseCursor::ResizeLeftRight : EMouseCursor::ResizeUpDown);
		CommitValue(PositionToValue(MyGeometry, MouseEvent.GetLastScreenSpacePosition()));
		
		// Release capture for controller/keyboard when switching to mouse
		ResetControllerState();

		return FReply::Handled();
	}

	return FReply::Unhandled();
}

FReply SSlider::OnMouseButtonDown( const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if ((MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton) && !IsLocked())
	{
		OnMouseCaptureBegin.ExecuteIfBound();
		CommitValue(PositionToValue(MyGeometry, MouseEvent.GetLastScreenSpacePosition()));
		
		// Release capture for controller/keyboard when switching to mouse.
		ResetControllerState();
		
		return FReply::Handled().CaptureMouse(SharedThis(this));
	}

	return FReply::Unhandled();
}

FReply FSequencerTimeSliderController::OnMouseButtonUp( TSharedRef<SWidget> WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton && WidgetOwner->HasMouseCapture();
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && WidgetOwner->HasMouseCapture() && TimeSliderArgs.AllowZoom ;
	
	if ( bHandleRightMouseButton )
	{
		if (!bPanning)
		{
			// return unhandled in case our parent wants to use our right mouse button to open a context menu
			return FReply::Unhandled().ReleaseMouseCapture();
		}
		
		bPanning = false;
		
		return FReply::Handled().ReleaseMouseCapture();
	}
	else if ( bHandleLeftMouseButton )
	{
		if( bDraggingScrubber )
		{
			TimeSliderArgs.OnEndScrubberMovement.ExecuteIfBound();
		}
		else
		{
			FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = RangeToScreen.LocalXToInput(CursorPos.X);

			const USequencerSnapSettings* SnapSettings = GetDefault<USequencerSnapSettings>();
			if ( SnapSettings->GetIsSnapEnabled() && SnapSettings->GetSnapPlayTimeToInterval() )
			{
				NewValue = SnapSettings->SnapToInterval( NewValue );
			}

			CommitScrubPosition( NewValue, /*bIsScrubbing=*/false );
		}

		bDraggingScrubber = false;
		return FReply::Handled().ReleaseMouseCapture();

	}

	return FReply::Unhandled();
}

FReply FVisualLoggerTimeSliderController::OnMouseButtonUp( SWidget& WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton && WidgetOwner.HasMouseCapture();
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && WidgetOwner.HasMouseCapture() && TimeSliderArgs.AllowZoom ;
	
	if ( bHandleRightMouseButton )
	{
		if (!bPanning)
		{
			// return unhandled in case our parent wants to use our right mouse button to open a context menu
			return FReply::Unhandled().ReleaseMouseCapture();
		}
		
		bPanning = false;
		FReply::Handled().CaptureMouse(WidgetOwner.AsShared()).UseHighPrecisionMouseMovement(WidgetOwner.AsShared());

		return FReply::Handled().ReleaseMouseCapture();
	}
	else if ( bHandleLeftMouseButton )
	{
		if( bDraggingScrubber )
		{
			TimeSliderArgs.OnEndScrubberMovement.ExecuteIfBound();
		}
		else
		{
			FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = RangeToScreen.LocalXToInput(CursorPos.X);

			CommitScrubPosition( NewValue, /*bIsScrubbing=*/false );
		}

		bDraggingScrubber = false;
		return FReply::Handled().ReleaseMouseCapture();

	}

	return FReply::Unhandled();
}

FReply FSequencerTimeSliderController::OnMouseButtonDown( SWidget& WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton;
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && TimeSliderArgs.AllowZoom;
	
	DistanceDragged = 0;

	FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
	MouseDownRange[0] = RangeToScreen.LocalXToInput(MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition()).X);
	MouseDownRange[1] = MouseDownRange[0];

	if ( bHandleLeftMouseButton )
	{
		return FReply::Handled().CaptureMouse( WidgetOwner.AsShared() ).PreventThrottling();
	}
	else if ( bHandleRightMouseButton )
	{
		// Always capture mouse if we left or right click on the widget
		return FReply::Handled().CaptureMouse( WidgetOwner.AsShared() );
	}

	return FReply::Unhandled();
}

FReply FSceneViewport::OnTouchEnded( const FGeometry& MyGeometry, const FPointerEvent& TouchEvent )
{
	// Start a new reply state
	CurrentReplyState = FReply::Handled(); 

	UpdateCachedMousePos(MyGeometry, TouchEvent);
	UpdateCachedGeometry(MyGeometry);

	if( ViewportClient )
	{
		// Switch to the viewport clients world before processing input
		FScopedConditionalWorldSwitcher WorldSwitcher( ViewportClient );

		const FVector2D TouchPosition = MyGeometry.AbsoluteToLocal(TouchEvent.GetLastScreenSpacePosition());

		if( !ViewportClient->InputTouch( this, TouchEvent.GetUserIndex(), TouchEvent.GetPointerIndex(), ETouchType::Ended, TouchPosition, FDateTime::Now(), TouchEvent.GetTouchpadIndex()) )
		{
			CurrentReplyState = FReply::Unhandled(); 
		}
	}

	return CurrentReplyState;
}

FReply FVisualLoggerTimeSliderController::OnMouseButtonDown( TSharedRef<SWidget> WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton;
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && TimeSliderArgs.AllowZoom;
	
	DistanceDragged = 0;

	if ( bHandleLeftMouseButton )
	{
		// Always capture mouse if we left or right click on the widget
		FScrubRangeToScreen RangeToScreen(TimeSliderArgs.ViewRange.Get(), MyGeometry.Size);
		FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
		float NewValue = RangeToScreen.LocalXToInput(CursorPos.X);

		CommitScrubPosition(NewValue, /*bIsScrubbing=*/false);
		return FReply::Handled().CaptureMouse( WidgetOwner ).PreventThrottling();
	}
	else if ( bHandleRightMouseButton )
	{
		return FReply::Handled().CaptureMouse(WidgetOwner);
	}

	return FReply::Unhandled();
}

FReply SScrubWidget::OnMouseMove( const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	// Bar Dragging
	if(DraggingBar)
	{
		// Update bar if we are dragging
		FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetScreenSpacePosition() );
		FTrackScaleInfo ScaleInfo(ViewInputMin.Get(),  ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
		float NewDataPos = FMath::Clamp( ScaleInfo.LocalXToInput(CursorPos.X), ViewInputMin.Get(), ViewInputMax.Get() );
		OnBarDrag.ExecuteIfBound(DraggableBarIndex, NewDataPos);
	}
	else
	{
		// Update what bar we are hovering over
		FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetScreenSpacePosition());
		FTrackScaleInfo ScaleInfo(ViewInputMin.Get(),  ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
		DraggableBarIndex = INDEX_NONE;
		if ( DraggableBars.IsBound() )
		{
			const TArray<float>& DraggableBarsVal = DraggableBars.Get();
			for ( int32 I=0; I < DraggableBarsVal.Num(); I++ )
			{
				if( FMath::Abs( ScaleInfo.InputToLocalX(DraggableBarsVal[I]) - CursorPos.X ) < 10 )
				{
					DraggableBarIndex = I;
					break;
				}
			}
		}
	}

	if ( this->HasMouseCapture() )
	{
		if (MouseEvent.IsMouseButtonDown( EKeys::RightMouseButton ) && bPanning)
		{
			FTrackScaleInfo ScaleInfo(ViewInputMin.Get(),  ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
			FVector2D ScreenDelta = MouseEvent.GetCursorDelta();
			float InputDeltaX = ScreenDelta.X/ScaleInfo.PixelsPerInput;

			bMouseMovedDuringPanning |= !ScreenDelta.IsNearlyZero(0.001f);

			float NewViewInputMin = ViewInputMin.Get() - InputDeltaX;
			float NewViewInputMax = ViewInputMax.Get() - InputDeltaX;
			// we'd like to keep  the range if outside when panning
			if ( NewViewInputMin < 0.f )
			{
				NewViewInputMin = 0.f;
				NewViewInputMax = ScaleInfo.ViewInputRange;
			}
			else if ( NewViewInputMax > SequenceLength.Get() )
			{
				NewViewInputMax = SequenceLength.Get();
				NewViewInputMin = NewViewInputMax - ScaleInfo.ViewInputRange;
			}

			OnSetInputViewRange.ExecuteIfBound(NewViewInputMin, NewViewInputMax);
		}
		else if (!bDragging)
		{
			DistanceDragged += FMath::Abs(MouseEvent.GetCursorDelta().X);
			if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
			{
				bDragging = true;
			}
			if( bDragging )
			{
				OnBeginSliderMovement.ExecuteIfBound();
			}
		}
		else if (bDragging)
		{
			FTrackScaleInfo TimeScaleInfo(ViewInputMin.Get(), ViewInputMax.Get(), 0.f, 0.f, MyGeometry.Size);
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = TimeScaleInfo.LocalXToInput(CursorPos.X);

			CommitValue( NewValue, true, false );
		}
		return FReply::Handled();
	}

	

	return FReply::Unhandled();
}

FReply FSequencerTimeSliderController::OnMouseMove( SWidget& WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if ( WidgetOwner.HasMouseCapture() )
	{
		if (MouseEvent.IsMouseButtonDown( EKeys::RightMouseButton ))
		{
			if (!bPanning)
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
				{
					bPanning = true;
				}
			}
			else
			{
				TRange<float> LocalViewRange = TimeSliderArgs.ViewRange.Get();
				float LocalViewRangeMin = LocalViewRange.GetLowerBoundValue();
				float LocalViewRangeMax = LocalViewRange.GetUpperBoundValue();

				FScrubRangeToScreen ScaleInfo( LocalViewRange, MyGeometry.Size );
				FVector2D ScreenDelta = MouseEvent.GetCursorDelta();
				FVector2D InputDelta;
				InputDelta.X = ScreenDelta.X/ScaleInfo.PixelsPerInput;

				float NewViewOutputMin = LocalViewRangeMin - InputDelta.X;
				float NewViewOutputMax = LocalViewRangeMax - InputDelta.X;

				ClampViewRange(NewViewOutputMin, NewViewOutputMax);
				SetViewRange(NewViewOutputMin, NewViewOutputMax, EViewRangeInterpolation::Immediate);
			}
		}
		else if (MouseEvent.IsMouseButtonDown( EKeys::LeftMouseButton ))
		{
			TRange<float> LocalViewRange = TimeSliderArgs.ViewRange.Get();
			DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );

			if ( MouseDragType == DRAG_NONE )
			{
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
				{
					FScrubRangeToScreen RangeToScreen(LocalViewRange, MyGeometry.Size);
					const float ScrubPosition = TimeSliderArgs.ScrubPosition.Get();

					TRange<float> PlaybackRange = TimeSliderArgs.PlaybackRange.Get();
					float LocalMouseDownPos = RangeToScreen.InputToLocalX(MouseDownRange[0]);

					// Favor dragging the end position
					if (HitTestPlaybackEnd(RangeToScreen, PlaybackRange, LocalMouseDownPos, ScrubPosition))
					{
						MouseDragType = DRAG_END_RANGE;
						TimeSliderArgs.OnBeginPlaybackRangeDrag.ExecuteIfBound();
					}
					else if (HitTestPlaybackStart(RangeToScreen, PlaybackRange, LocalMouseDownPos, ScrubPosition))
					{
						MouseDragType = DRAG_START_RANGE;
						TimeSliderArgs.OnBeginPlaybackRangeDrag.ExecuteIfBound();
					}
					else if (FSlateApplication::Get().GetModifierKeys().AreModifersDown(EModifierKey::Control))
					{
						MouseDragType = DRAG_SETTING_RANGE;
					}
					else
					{
						MouseDragType = DRAG_SCRUBBING_TIME;
						TimeSliderArgs.OnBeginScrubberMovement.ExecuteIfBound();
					}
				}
			}
			else
			{
				FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
				FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetLastScreenSpacePosition() );
				float NewValue = RangeToScreen.LocalXToInput( CursorPos.X );


				// Set the start range time?
				if (MouseDragType == DRAG_START_RANGE)
				{
					if (TimeSliderArgs.Settings->GetIsSnapEnabled())
					{
						NewValue = TimeSliderArgs.Settings->SnapTimeToInterval(NewValue);
					}

					SetPlaybackRangeStart(NewValue);
				}
				// Set the end range time?
				else if(MouseDragType == DRAG_END_RANGE)
				{
					if (TimeSliderArgs.Settings->GetIsSnapEnabled())
					{
						NewValue = TimeSliderArgs.Settings->SnapTimeToInterval(NewValue);
					}
					
					SetPlaybackRangeEnd(NewValue);
				}
				else if (MouseDragType == DRAG_SCRUBBING_TIME)
				{
					if ( TimeSliderArgs.Settings->GetIsSnapEnabled() && TimeSliderArgs.Settings->GetSnapPlayTimeToInterval() )
					{
//.........这里部分代码省略.........

FReply FSequencerTimeSliderController::OnMouseButtonUp( SWidget& WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	bool bHandleLeftMouseButton = MouseEvent.GetEffectingButton() == EKeys::LeftMouseButton && WidgetOwner.HasMouseCapture();
	bool bHandleRightMouseButton = MouseEvent.GetEffectingButton() == EKeys::RightMouseButton && WidgetOwner.HasMouseCapture() && TimeSliderArgs.AllowZoom ;

	if ( bHandleRightMouseButton )
	{
		if (!bPanning)
		{
			// Open a context menu if allowed
			if (ContextMenuSupression == 0 && TimeSliderArgs.PlaybackRange.IsSet())
			{
				FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
				FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetScreenSpacePosition() );

				float MouseValue = RangeToScreen.LocalXToInput( CursorPos.X );
				if (TimeSliderArgs.Settings->GetIsSnapEnabled())
				{
					MouseValue = TimeSliderArgs.Settings->SnapTimeToInterval(MouseValue);
				}

				TSharedRef<SWidget> MenuContent = OpenSetPlaybackRangeMenu(MouseValue);
				FSlateApplication::Get().PushMenu(
					WidgetOwner.AsShared(),
					MouseEvent.GetEventPath() != nullptr ? *MouseEvent.GetEventPath() : FWidgetPath(),
					MenuContent,
					MouseEvent.GetScreenSpacePosition(),
					FPopupTransitionEffect( FPopupTransitionEffect::ContextMenu )
					);

				return FReply::Handled().SetUserFocus(MenuContent, EFocusCause::SetDirectly).ReleaseMouseCapture();
			}

			// return unhandled in case our parent wants to use our right mouse button to open a context menu
			return FReply::Unhandled().ReleaseMouseCapture();
		}
		
		bPanning = false;
		
		return FReply::Handled().ReleaseMouseCapture();
	}
	else if ( bHandleLeftMouseButton )
	{
		if (MouseDragType == DRAG_START_RANGE)
		{
			TimeSliderArgs.OnEndPlaybackRangeDrag.ExecuteIfBound();
		}
		// Set the end range time?
		else if (MouseDragType == DRAG_END_RANGE)
		{
			TimeSliderArgs.OnEndPlaybackRangeDrag.ExecuteIfBound();
		}
		else if (MouseDragType == DRAG_SETTING_RANGE)
		{
			FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = RangeToScreen.LocalXToInput(CursorPos.X);

			if ( TimeSliderArgs.Settings->GetIsSnapEnabled() )
			{
				NewValue = TimeSliderArgs.Settings->SnapTimeToInterval(NewValue);
			}

			float DownValue = MouseDownRange[0];
				
			if ( TimeSliderArgs.Settings->GetIsSnapEnabled() )
			{
				DownValue = TimeSliderArgs.Settings->SnapTimeToInterval(DownValue);
			}

			// Zoom in
			if (NewValue > DownValue)
			{
				// push the current value onto the stack
				RangeStack.Add(FVector2D(TimeSliderArgs.ViewRange.Get().GetLowerBoundValue(), TimeSliderArgs.ViewRange.Get().GetUpperBoundValue()));
			}
			// Zoom out
			else if (RangeStack.Num())
			{
				// pop the stack
				FVector2D LastRange = RangeStack.Pop();
				DownValue = LastRange[0];
				NewValue = LastRange[1];
			}

			TimeSliderArgs.OnViewRangeChanged.ExecuteIfBound(TRange<float>(DownValue, NewValue), EViewRangeInterpolation::Immediate);
					
			if( !TimeSliderArgs.ViewRange.IsBound() )
			{	
				// The output is not bound to a delegate so we'll manage the value ourselves
				TimeSliderArgs.ViewRange.Set( TRange<float>( DownValue, NewValue ) );
			}
		}
		else
		{
			TimeSliderArgs.OnEndScrubberMovement.ExecuteIfBound();

			FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
			FVector2D CursorPos = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
			float NewValue = RangeToScreen.LocalXToInput(CursorPos.X);
//.........这里部分代码省略.........

FReply FVisualLoggerTimeSliderController::OnMouseMove( TSharedRef<SWidget> WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if ( WidgetOwner->HasMouseCapture() )
	{
		if (MouseEvent.IsMouseButtonDown(EKeys::RightMouseButton))
		{
			if (!bPanning)
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
				{
					FReply::Handled().CaptureMouse(WidgetOwner).UseHighPrecisionMouseMovement(WidgetOwner);
					SoftwareCursorPosition = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());
					bPanning = true;
				}
			}
			else
			{
				SoftwareCursorPosition = MyGeometry.AbsoluteToLocal(MouseEvent.GetLastScreenSpacePosition());

				TRange<float> LocalViewRange = TimeSliderArgs.ViewRange.Get();
				float LocalViewRangeMin = LocalViewRange.GetLowerBoundValue();
				float LocalViewRangeMax = LocalViewRange.GetUpperBoundValue();

				FScrubRangeToScreen ScaleInfo( LocalViewRange, MyGeometry.Size );
				FVector2D ScreenDelta = MouseEvent.GetCursorDelta();
				FVector2D InputDelta;
				InputDelta.X = ScreenDelta.X/ScaleInfo.PixelsPerInput;

				float NewViewOutputMin = LocalViewRangeMin - InputDelta.X;
				float NewViewOutputMax = LocalViewRangeMax - InputDelta.X;

				float LocalClampMin = TimeSliderArgs.ClampRange.Get().GetLowerBoundValue();
				float LocalClampMax = TimeSliderArgs.ClampRange.Get().GetUpperBoundValue();

				// Clamp the range
				if ( NewViewOutputMin < LocalClampMin )
				{
					NewViewOutputMin = LocalClampMin;
				}
			
				if ( NewViewOutputMax > LocalClampMax )
				{
					NewViewOutputMax = LocalClampMax;
				}

				TimeSliderArgs.OnViewRangeChanged.ExecuteIfBound(TRange<float>(NewViewOutputMin, NewViewOutputMax), EViewRangeInterpolation::Immediate, false);
				if (Scrollbar.IsValid())
				{
					float InOffsetFraction = (NewViewOutputMin - LocalClampMin) / (LocalClampMax - LocalClampMin);
					float InThumbSizeFraction = (NewViewOutputMax - NewViewOutputMin) / (LocalClampMax - LocalClampMin);
					Scrollbar->SetState(InOffsetFraction, InThumbSizeFraction);
				}

				if( !TimeSliderArgs.ViewRange.IsBound() )
				{	
					// The  output is not bound to a delegate so we'll manage the value ourselves
					TimeSliderArgs.ViewRange.Set( TRange<float>( NewViewOutputMin, NewViewOutputMax ) );
				}
			}
		}
		else if (MouseEvent.IsMouseButtonDown( EKeys::LeftMouseButton ))
		{
			if ( !bDraggingScrubber )
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > 0/*FSlateApplication::Get().GetDragTriggerDistance()*/ )
				{
					bDraggingScrubber = true;
					TimeSliderArgs.OnBeginScrubberMovement.ExecuteIfBound();
				}
			}
			else
			{
				FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
				FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetLastScreenSpacePosition() );
				float NewValue = RangeToScreen.LocalXToInput( CursorPos.X );

				float LocalClampMin = TimeSliderArgs.ClampRange.Get().GetLowerBoundValue();
				float LocalClampMax = TimeSliderArgs.ClampRange.Get().GetUpperBoundValue();

				if (NewValue < LocalClampMin)
				{
					NewValue = LocalClampMin;
				}

				if (NewValue > LocalClampMax)
				{
					NewValue = LocalClampMax;
				}

				CommitScrubPosition(NewValue, /*bIsScrubbing=*/true);
			}
		}
		return FReply::Handled();
	}

	return FReply::Unhandled();
}

FReply FSequencerTimeSliderController::OnMouseMove( TSharedRef<SWidget> WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if ( WidgetOwner->HasMouseCapture() )
	{
		if (MouseEvent.IsMouseButtonDown( EKeys::RightMouseButton ))
		{
			if (!bPanning)
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistnace() )
				{
					bPanning = true;
				}
			}
			else
			{
				TRange<float> LocalViewRange = TimeSliderArgs.ViewRange.Get();
				float LocalViewRangeMin = LocalViewRange.GetLowerBoundValue();
				float LocalViewRangeMax = LocalViewRange.GetUpperBoundValue();

				FScrubRangeToScreen ScaleInfo( LocalViewRange, MyGeometry.Size );
				FVector2D ScreenDelta = MouseEvent.GetCursorDelta();
				FVector2D InputDelta;
				InputDelta.X = ScreenDelta.X/ScaleInfo.PixelsPerInput;

				float NewViewOutputMin = LocalViewRangeMin - InputDelta.X;
				float NewViewOutputMax = LocalViewRangeMax - InputDelta.X;

				TOptional<float> LocalClampMin = TimeSliderArgs.ClampMin.Get();
				TOptional<float> LocalClampMax = TimeSliderArgs.ClampMax.Get();

				// Clamp the range if clamp values are set
				if ( LocalClampMin.IsSet() && NewViewOutputMin < LocalClampMin.GetValue() )
				{
					NewViewOutputMin = LocalClampMin.GetValue();
				}
			
				if ( LocalClampMax.IsSet() && NewViewOutputMax > LocalClampMax.GetValue() )
				{
					NewViewOutputMax = LocalClampMax.GetValue();
				}

				TimeSliderArgs.OnViewRangeChanged.ExecuteIfBound(TRange<float>(NewViewOutputMin, NewViewOutputMax));

				if( !TimeSliderArgs.ViewRange.IsBound() )
				{	
					// The  output is not bound to a delegate so we'll manage the value ourselves
					TimeSliderArgs.ViewRange.Set( TRange<float>( NewViewOutputMin, NewViewOutputMax ) );
				}
			}
		}
		else if (MouseEvent.IsMouseButtonDown( EKeys::LeftMouseButton ))
		{
			if ( !bDraggingScrubber )
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistnace() )
				{
					bDraggingScrubber = true;
					TimeSliderArgs.OnBeginScrubberMovement.ExecuteIfBound();
				}
			}
			else
			{
				FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
				FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetLastScreenSpacePosition() );
				float NewValue = RangeToScreen.LocalXToInput( CursorPos.X );

				const USequencerSnapSettings* SnapSettings = GetDefault<USequencerSnapSettings>();
				if ( SnapSettings->GetIsSnapEnabled() && SnapSettings->GetSnapPlayTimeToInterval() )
				{
					NewValue = SnapSettings->SnapToInterval(NewValue);
				}

				CommitScrubPosition( NewValue, /*bIsScrubbing=*/true );
			}
		}
		return FReply::Handled();
	}

	return FReply::Unhandled();
}

FVector2D UKismetInputLibrary::PointerEvent_GetLastScreenSpacePosition(const FPointerEvent& Input)
{
	return Input.GetLastScreenSpacePosition();
}

FReply FSequencerTimeSliderController::OnMouseMove( TSharedRef<SWidget> WidgetOwner, const FGeometry& MyGeometry, const FPointerEvent& MouseEvent )
{
	if ( WidgetOwner->HasMouseCapture() )
	{
		if (MouseEvent.IsMouseButtonDown( EKeys::RightMouseButton ))
		{
			if (!bPanning)
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
				{
					bPanning = true;
				}
			}
			else
			{
				TRange<float> LocalViewRange = TimeSliderArgs.ViewRange.Get();
				float LocalViewRangeMin = LocalViewRange.GetLowerBoundValue();
				float LocalViewRangeMax = LocalViewRange.GetUpperBoundValue();

				FScrubRangeToScreen ScaleInfo( LocalViewRange, MyGeometry.Size );
				FVector2D ScreenDelta = MouseEvent.GetCursorDelta();
				FVector2D InputDelta;
				InputDelta.X = ScreenDelta.X/ScaleInfo.PixelsPerInput;

				float NewViewOutputMin = LocalViewRangeMin - InputDelta.X;
				float NewViewOutputMax = LocalViewRangeMax - InputDelta.X;

				SetViewRange(NewViewOutputMin, NewViewOutputMax, EViewRangeInterpolation::Immediate);
			}
		}
		else if (MouseEvent.IsMouseButtonDown( EKeys::LeftMouseButton ))
		{
			if ( !bDraggingScrubber )
			{
				DistanceDragged += FMath::Abs( MouseEvent.GetCursorDelta().X );
				if ( DistanceDragged > FSlateApplication::Get().GetDragTriggerDistance() )
				{
					bDraggingScrubber = true;
					TimeSliderArgs.OnBeginScrubberMovement.ExecuteIfBound();
				}
			}
			else
			{
				FScrubRangeToScreen RangeToScreen( TimeSliderArgs.ViewRange.Get(), MyGeometry.Size );
				FVector2D CursorPos = MyGeometry.AbsoluteToLocal( MouseEvent.GetLastScreenSpacePosition() );
				float NewValue = RangeToScreen.LocalXToInput( CursorPos.X );

				const USequencerSettings* Settings = GetDefault<USequencerSettings>();
				if ( Settings->GetIsSnapEnabled() && Settings->GetSnapPlayTimeToInterval() )
				{
					NewValue = Settings->SnapTimeToInterval(NewValue);
				}

				CommitScrubPosition( NewValue, /*bIsScrubbing=*/true );
			}
		}
		return FReply::Handled();
	}

	return FReply::Unhandled();
}