@visactor/vtable/cjs/layout/row-height-map.d.ts

canvas table width high performance

import type { BaseTableAPI } from '../ts-types/base-table';
export declare class NumberRangeMap {
    data: Map<number, number>;
    cumulativeSum: Map<number, number>;
    difference: Map<number, number>;
    totalSum: number;
    table: BaseTableAPI;
    isUpdate: boolean;
    private _keys;
    private _sorted;
    constructor(table: BaseTableAPI);
    get length(): number;
    clear(): void;
    clearRange(): void;
    _add(position: number, value: number): void;
    _remove(position: number): void;
    put(position: number, newValue: number): void;
    get(position: number): number;
    has(position: number): boolean;
    private _sort;
    updateDifference(position: number, difference: number): void;
    getSumInRange(start: number, end: number): number;
    updateCumulativeSum(position: number, difference: number): void;
    calculatePrefixSum(position: number): number;
    getCumulativeSum(position: number): number;
    update(): void;
    dealDiffenence(): void;
    insert(position: number, value?: number): void;
    getLastIndex(): number;
    delLast(): void;
    delete(position: number): void;
    adjustOrder(sourceIndex: number, targetIndex: number, moveCount: number): void;
    exchangeOrder(sourceIndex: number, sourceCount: number, targetIndex: number, targetCount: number, insertIndex: number): void;
}