EraserHandler

Eraser Handler

Extends

• Handler

Constructors

new EraserHandler()

new EraserHandler(id, options?): EraserHandler

Parameters

• id: string

• options?: Partial<HandlerOptions>

Returns

EraserHandler

Inherited from

Handler.constructor

Source

packages/core/src/editor.ts:1480

Properties

deletingShapes

deletingShapes: Shape[] = []

Source

packages/core/src/handlers/eraser-handler.ts:18

---

dragPoint

dragPoint: number[]

Overrides

Handler.dragPoint

Source

packages/core/src/handlers/eraser-handler.ts:15

---

dragStartPoint

dragStartPoint: number[]

Overrides

Handler.dragStartPoint

Source

packages/core/src/handlers/eraser-handler.ts:14

---

dragging

dragging: boolean = false

Overrides

Handler.dragging

Source

packages/core/src/handlers/eraser-handler.ts:13

---

dx

dx: number = 0

Source

packages/core/src/handlers/eraser-handler.ts:16

---

dy

dy: number = 0

Source

packages/core/src/handlers/eraser-handler.ts:17

---

id

id: string

Inherited from

Handler.id

Source

packages/core/src/editor.ts:1474

---

options

options: HandlerOptions

Inherited from

Handler.options

Source

packages/core/src/editor.ts:1475

Methods

activate()

activate(editor): void

Activate the handler

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.activate

Source

packages/core/src/editor.ts:1513

---

addToDeletingShapes()

addToDeletingShapes(editor, point): void

Parameters

• editor: Editor

• point: number[]

Returns

void

Source

packages/core/src/handlers/eraser-handler.ts:29

---

complete()

complete(editor): void

Trigger when the handler action is complete

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.complete

Source

packages/core/src/editor.ts:1504

---

deactivate()

deactivate(editor): void

Deactivate the handler

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.deactivate

Source

packages/core/src/editor.ts:1521

---

drawDragging()

drawDragging(editor, e): void

Draw dragging

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Inherited from

Handler.drawDragging

Source

packages/core/src/editor.ts:1637

---

drawHovering()

drawHovering(editor, e): void

Draw hovering

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Inherited from

Handler.drawHovering

Source

packages/core/src/editor.ts:1632

---

drawSelection()

drawSelection(editor): void

Draw ghost for the selected shape

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.drawSelection

Source

packages/core/src/editor.ts:1627

---

finalize()

finalize(editor, e): void

Finalize handler

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.finalize

Source

packages/core/src/handlers/eraser-handler.ts:52

---

initialize()

initialize(editor, e): void

Initialize handler

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.initialize

Source

packages/core/src/handlers/eraser-handler.ts:43

---

keyDown()

keyDown(editor, e): boolean

keyDown

Parameters

• editor: Editor

• e: KeyboardEvent

Returns

boolean

Overrides

Handler.keyDown

Source

packages/core/src/handlers/eraser-handler.ts:105

---

keyUp()

keyUp(editor, e): void

keyUp

Parameters

• editor: Editor

• e: KeyboardEvent

Returns

void

Inherited from

Handler.keyUp

Source

packages/core/src/editor.ts:1622

---

onActionPerformed()

onActionPerformed(editor): void

Triggered when action is performed (unclude undo and redo)

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.onActionPerformed

Source

packages/core/src/editor.ts:1538

---

onActivate()

onActivate(editor): void

Triggered when activated

Parameters

• editor: Editor

Returns

void

Overrides

Handler.onActivate

Source

packages/core/src/handlers/eraser-handler.ts:115

---

onDeactivate()

onDeactivate(editor): void

Triggered when deactivate

Parameters

• editor: Editor

Returns

void

Overrides

Handler.onDeactivate

Source

packages/core/src/handlers/eraser-handler.ts:119

---

pointerDown()

pointerDown(editor, e): void

handle pointer down event

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.pointerDown

Source

packages/core/src/handlers/eraser-handler.ts:67

---

pointerMove()

pointerMove(editor, e): void

handle pointer move event

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.pointerMove

Source

packages/core/src/handlers/eraser-handler.ts:82

---

pointerUp()

pointerUp(editor, e): void

handle pointer up event

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.pointerUp

Source

packages/core/src/handlers/eraser-handler.ts:96

---

reset()

reset(): void

Reset the states of handler

Returns

void

Overrides

Handler.reset

Source

packages/core/src/handlers/eraser-handler.ts:20

---

update()

update(editor, e): void

Update handler

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.update

Source

packages/core/src/handlers/eraser-handler.ts:48

---

updateHovering()

updateHovering(editor, e): void

Update handler when hovering (not dragging)

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Inherited from

Handler.updateHovering

Source

packages/core/src/editor.ts:1553