Class GeneralTwoTouchDataImpl

The interaction data that stores all information related to two-touch based user interactions.

Hierarchy

Implements

Constructors

constructor

Properties

panData rotateData scaleData t1 t2

Accessors

diffClientX diffClientY diffPageX diffPageY diffScreenX diffScreenY rotationAngle touch1 touch2 touches

Methods

copyTouch flush initTouch isBottom isHorizontal isLeft isRight isTop isVertical scalingRatio velocity

Constructors

constructor

Properties

Private Readonly panData

panData: LineTouchData

Private Readonly rotateData

rotateData: RotationTouchData

Private Readonly scaleData

scaleData: ScaleTouchData

Protected Readonly t1

t1: SrcTgtTouchDataImpl

Protected Readonly t2

t2: SrcTgtTouchDataImpl

Accessors

diffClientX

  • get diffClientX(): number

  • The translation vector between the x client position of the source and the y client position of the target.

    Returns number

diffClientY

  • get diffClientY(): number

  • The translation vector between the y client position of the source and the y client position of the target.

    Returns number

diffPageX

  • get diffPageX(): number

  • The translation vector between the x page position of the source and the x page position of the target.

    Returns number

diffPageY

  • get diffPageY(): number

  • The translation vector between the y page position of the source and the y page position of the target.

    Returns number

diffScreenX

  • get diffScreenX(): number

  • The translation vector between the x screen position of the source and the x screen position of the target.

    Returns number

diffScreenY

  • get diffScreenY(): number

  • The translation vector between the y screen position of the source and the y screen position of the target.

    Returns number

rotationAngle

touch1

touch2

touches

Methods

copyTouch

flush

initTouch

isBottom

isHorizontal

isLeft

isRight

isTop

isVertical

scalingRatio

velocity

  • velocity(direction): number

  • The velocity of the move, in pixels per millisecond. For multi-touch, the velocity is the mean of all the touch velocities.

    Parameters

    • direction: "all" | "horiz" | "vert"

      The direciton to consider.

    Returns number

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