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

editor.ts:1428

Properties

deletingShapes

deletingShapes: Shape[] = []

Source

handlers/eraser-handler.ts:18

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dragPoint

dragPoint: number[]

Source

handlers/eraser-handler.ts:15

---

dragStartPoint

dragStartPoint: number[]

Source

handlers/eraser-handler.ts:14

---

dragging

dragging: boolean = false

Source

handlers/eraser-handler.ts:13

---

dx

dx: number = 0

Source

handlers/eraser-handler.ts:16

---

dy

dy: number = 0

Source

handlers/eraser-handler.ts:17

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id

id: string

Inherited from

Handler.id

Source

editor.ts:1425

---

options

options: HandlerOptions

Inherited from

Handler.options

Source

editor.ts:1426

Methods

activate()

activate(editor): void

Activate the handler

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.activate

Source

editor.ts:1454

---

addToDeletingShapes()

addToDeletingShapes(editor, point): void

Parameters

• editor: Editor

• point: number[]

Returns

void

Source

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

editor.ts:1445

---

deactivate()

deactivate(editor): void

Deactivate the handler

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.deactivate

Source

editor.ts:1462

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drawSelection()

drawSelection(editor): void

Draw ghost for the selected shape

Parameters

• editor: Editor

Returns

void

Inherited from

Handler.drawSelection

Source

editor.ts:1507

---

finalize()

finalize(editor, e): void

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Source

handlers/eraser-handler.ts:52

---

initialize()

initialize(editor, e): void

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Source

handlers/eraser-handler.ts:43

---

keyDown()

keyDown(editor, e): boolean

keyDown

Parameters

• editor: Editor

• e: KeyboardEvent

Returns

boolean

Overrides

Handler.keyDown

Source

handlers/eraser-handler.ts:105

---

keyUp()

keyUp(editor, e): void

keyUp

Parameters

• editor: Editor

• e: KeyboardEvent

Returns

void

Inherited from

Handler.keyUp

Source

editor.ts:1502

---

onActivate()

onActivate(editor): void

Triggered when activated

Parameters

• editor: Editor

Returns

void

Overrides

Handler.onActivate

Source

handlers/eraser-handler.ts:115

---

onDeactivate()

onDeactivate(editor): void

Triggered when deactivate

Parameters

• editor: Editor

Returns

void

Overrides

Handler.onDeactivate

Source

handlers/eraser-handler.ts:119

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pointerDown()

pointerDown(editor, e): void

handle pointer down event

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.pointerDown

Source

handlers/eraser-handler.ts:67

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pointerMove()

pointerMove(editor, e): void

handle pointer move event

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Overrides

Handler.pointerMove

Source

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

handlers/eraser-handler.ts:96

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reset()

reset(): void

Reset the states of handler

Returns

void

Overrides

Handler.reset

Source

handlers/eraser-handler.ts:20

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update()

update(editor, e): void

Parameters

• editor: Editor

• e: CanvasPointerEvent

Returns

void

Source

handlers/eraser-handler.ts:48