Interface Undoable

An interface for undoable objects.

interface Undoable {
    getUndoName(): string;
    getVisualSnapshot(): UndoableSnapshot;
    redo(): void;
    undo(): void;
}

Implemented by

UndoableCommand

Index

Methods

getUndoName getVisualSnapshot redo undo

Methods

getUndoName

getUndoName(): string
Returns string
The name of the undo command.
- Defined in api/undo/Undoable.ts:45

getVisualSnapshot

getVisualSnapshot(): UndoableSnapshot
Gives some information about the impact of a command.

Returns UndoableSnapshot
Information about the impact of the commmand as an SVG element or text.
- Defined in api/undo/Undoable.ts:51

redo

redo(): void
Redoes the cancelled command.

Returns void
- Defined in api/undo/Undoable.ts:40

undo

undo(): void
Cancels the command.

Returns void
- Defined in api/undo/Undoable.ts:35

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