Class DefaultTouchStrategy

Implements

BoardTouchStrategy

Constructors

constructor

new DefaultTouchStrategy(canvas, controlCamera, inputObserver, alignCoordinateSystem?): DefaultTouchStrategy
Parameters
- canvas: HTMLCanvasElement
- controlCamera: BoardCamera
- inputObserver: InputObserver
- alignCoordinateSystem: boolean = true
Returns DefaultTouchStrategy
- Defined in touch-strategy/touch-strategy.ts:46

Properties

`Private` ZOOM_SENSATIVITY

ZOOM_SENSATIVITY: number = 0.005

`Private` _alignCoordinateSystem

_alignCoordinateSystem: boolean

`Private` _disabled

_disabled: boolean

`Private` _panDisabled

_panDisabled: boolean = false

`Private` _rotateDisabled

_rotateDisabled: boolean = false

`Private` _zoomDisabled

_zoomDisabled: boolean = false

`Private` canvas

canvas: HTMLCanvasElement

`Private` controlCamera

controlCamera: BoardCamera

`Private` dragStartPoint

dragStartPoint: Point

`Private` inputObserver

inputObserver: InputObserver

`Private` isDragging

isDragging: boolean = false

`Private` panInputCallBackList

panInputCallBackList: InputCallBackList<"pan"> = []

`Private` tapPoint

tapPoint: Point

`Private` touchPoints

touchPoints: Point[]

`Private` zoomInputCallBackList

zoomInputCallBackList: InputCallBackList<"zoom"> = []

`Private` zoomStartDist

zoomStartDist: number

Accessors

read and writealignCoordinateSystem

get alignCoordinateSystem(): boolean
Returns boolean
Implementation of BoardTouchStrategy.alignCoordinateSystem
- Defined in touch-strategy/touch-strategy.ts:104
set alignCoordinateSystem(alignCoordinateSystem): void
Parameters
- alignCoordinateSystem: boolean
Returns void
Implementation of BoardTouchStrategy.alignCoordinateSystem
- Defined in touch-strategy/touch-strategy.ts:108

read and writecamera

get camera(): BoardCamera
Returns BoardCamera
Implementation of BoardTouchStrategy.camera
- Defined in touch-strategy/touch-strategy.ts:136
set camera(camera): void
Parameters
- camera: BoardCamera
Returns void
Implementation of BoardTouchStrategy.camera
- Defined in touch-strategy/touch-strategy.ts:140

read onlydisabled

get disabled(): boolean
Returns boolean
Implementation of BoardTouchStrategy.disabled
- Defined in touch-strategy/touch-strategy.ts:100

read and writepanDisabled

get panDisabled(): boolean
Returns boolean
Implementation of BoardTouchStrategy.panDisabled
- Defined in touch-strategy/touch-strategy.ts:112
set panDisabled(panDisabled): void
Parameters
- panDisabled: boolean
Returns void
Implementation of BoardTouchStrategy.panDisabled
- Defined in touch-strategy/touch-strategy.ts:116

read and writerotateDisabled

get rotateDisabled(): boolean
Returns boolean
Implementation of BoardTouchStrategy.rotateDisabled
- Defined in touch-strategy/touch-strategy.ts:128
set rotateDisabled(rotateDisabled): void
Parameters
- rotateDisabled: boolean
Returns void
Implementation of BoardTouchStrategy.rotateDisabled
- Defined in touch-strategy/touch-strategy.ts:132

read and writezoomDisabled

get zoomDisabled(): boolean
Returns boolean
Implementation of BoardTouchStrategy.zoomDisabled
- Defined in touch-strategy/touch-strategy.ts:120
set zoomDisabled(zoomDisabled): void
Parameters
- zoomDisabled: boolean
Returns void
Implementation of BoardTouchStrategy.zoomDisabled
- Defined in touch-strategy/touch-strategy.ts:124

Methods

bindListeners

bindListeners(): void
Returns void
- Defined in touch-strategy/touch-strategy.ts:61

convertWindowPoint2ViewPortPoint

convertWindowPoint2ViewPortPoint(bottomLeftCornerOfCanvas, clickPointInWindow): Point
Parameters
- bottomLeftCornerOfCanvas: Point
- clickPointInWindow: Point
Returns Point
- Defined in touch-strategy/touch-strategy.ts:224

disableStrategy

disableStrategy(): void
Returns void
Implementation of BoardTouchStrategy.disableStrategy
- Defined in touch-strategy/touch-strategy.ts:80

enableStrategy

enableStrategy(): void
Returns void
Implementation of BoardTouchStrategy.enableStrategy
- Defined in touch-strategy/touch-strategy.ts:76

resetAttributes

resetAttributes(): void
Returns void
- Defined in touch-strategy/touch-strategy.ts:68

setUp

setUp(): void
Returns void
Implementation of BoardTouchStrategy.setUp
- Defined in touch-strategy/touch-strategy.ts:85

tearDown

tearDown(): void
Returns void
Implementation of BoardTouchStrategy.tearDown
- Defined in touch-strategy/touch-strategy.ts:92

touchcancelHandler

touchcancelHandler(e): void
Parameters
- e: TouchEvent
Returns void
- Defined in touch-strategy/touch-strategy.ts:167

touchendHandler

touchendHandler(e): void
Parameters
- e: TouchEvent
Returns void
- Defined in touch-strategy/touch-strategy.ts:175

touchmoveHandler

touchmoveHandler(e): void
Parameters
- e: TouchEvent
Returns void
- Defined in touch-strategy/touch-strategy.ts:183

touchstartHandler

touchstartHandler(e): void
Parameters
- e: TouchEvent
Returns void
- Defined in touch-strategy/touch-strategy.ts:148

updateCamera

updateCamera(camera): void
Parameters
- camera: BoardCamera
Returns void
Implementation of BoardTouchStrategy.updateCamera
- Defined in touch-strategy/touch-strategy.ts:144

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