DrawingOperationStackDelegate

public protocol DrawingOperationStackDelegate : AnyObject

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                    drawingOperationStackDidUndo(_:operation:)

Swift

func drawingOperationStackDidUndo(_ operationStack: DrawingOperationStack, operation: DrawingOperation)

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                    drawingOperationStackDidRedo(_:operation:)

Swift

func drawingOperationStackDidRedo(_ operationStack: DrawingOperationStack, operation: DrawingOperation)

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                    drawingOperationStackDidApply(_:operation:)

Swift

func drawingOperationStackDidApply(_ operationStack: DrawingOperationStack, operation: DrawingOperation)

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