Class RevScrollDimension<BGS>Abstract

constructor

• new RevScrollDimension<BGS extends RevBehavioredGridSettings>(
      horizontalVertical: AxisId,
      _gridSettings: RevOnlyGridSettings,
      _canvas: RevCanvas<BGS>,
  ): RevScrollDimension<BGS>

  Type Parameters

  • BGS extends RevBehavioredGridSettings

  Parameters

  • horizontalVertical: AxisId
  • _gridSettings: RevOnlyGridSettings
  • _canvas: RevCanvas<BGS>

  Returns RevScrollDimension<BGS>

changedEventer

computedEventer

eventBehaviorTargettedViewportStartChangedEventer

ReadonlyhorizontalVertical

scrollerTargettedViewportStartChangedEventer

after

• get after(): number

  Returns number

finish

• get finish(): number

  Returns number

finishScrollAnchorLimitIndex

• get finishScrollAnchorLimitIndex(): number

  Returns number

finishScrollAnchorLimitOffset

• get finishScrollAnchorLimitOffset(): number

  Returns number

scrollable

• get scrollable(): boolean

  Returns boolean

size

• get size(): number

  Returns number

start

• get start(): number

  Returns number

startScrollAnchorLimitIndex

• get startScrollAnchorLimitIndex(): number

  Returns number

startScrollAnchorLimitOffset

• get startScrollAnchorLimitOffset(): number

  Returns number

viewportCoverageExtent

• get viewportCoverageExtent(): ViewportCoverageExtent

  Returns ViewportCoverageExtent

viewportFinish

• get viewportFinish(): number

  Returns number

viewportSize

• get viewportSize(): number

  Returns number

viewportSizeExactMultiple

• get viewportSizeExactMultiple(): boolean

  Returns boolean

viewportStart

• get viewportStart(): undefined | number

  Returns undefined | number

calculateLimitedScrollAnchor

• calculateLimitedScrollAnchor(index: number, offset: number): Anchor

  Parameters

  • index: number
  • offset: number

  Returns Anchor

calculateLimitedScrollAnchorIfRequired

• calculateLimitedScrollAnchorIfRequired(
      index: number,
      offset: number,
      gridRightAlignedPossible: boolean,
  ): undefined | Anchor

  Parameters

  • index: number
  • offset: number
  • gridRightAlignedPossible: boolean

  Returns undefined | Anchor

ensureComputedInsideAnimationFrame

• ensureComputedInsideAnimationFrame(): boolean

  Returns boolean

ensureComputedOutsideAnimationFrame

• ensureComputedOutsideAnimationFrame(): boolean

  Returns boolean

invalidate

• invalidate(): void

  Returns void

isScrollAnchorWithinFinishLimit

• isScrollAnchorWithinFinishLimit(index: number, offset: number): boolean

  Parameters

  • index: number
  • offset: number

  Returns boolean

isScrollAnchorWithinStartLimit

• isScrollAnchorWithinStartLimit(index: number, offset: number): boolean

  Parameters

  • index: number
  • offset: number

  Returns boolean

reset

• reset(): void

  Returns void

setViewportStart

• setViewportStart(value: undefined | number, withinAnimationFrame: boolean): void

  Parameters

  • value: undefined | number
  • withinAnimationFrame: boolean

  Returns void