export declare class TickArrayIndex { readonly arrayIndex: number; readonly offsetIndex: number; readonly tickSpacing: number; static fromTickIndex(index: number, tickSpacing: number): TickArrayIndex; constructor(arrayIndex: number, offsetIndex: number, tickSpacing: number); toTickIndex(): number; toNextInitializableTickIndex(): TickArrayIndex; toPrevInitializableTickIndex(): TickArrayIndex; }