import diff from "fast-diff";
import type { AttributeMap } from "../attributes/interface";
import type { Op } from "./interface";
export declare class Delta {
    /** 内建 ops */
    ops: Op[];
    /**
     * 构造函数
     * @param ops
     */
    constructor(ops?: Op[] | {
        ops: Op[];
    });
    /**
     * 插入操作
     * @param insert
     * @param attributes
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#insert
     */
    insert(insert: string, attributes?: AttributeMap): this;
    /**
     * 插入操作
     * @param attributes
     */
    insertEOL(attributes?: AttributeMap): this;
    /**
     * 删除操作
     * @param length
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#delete
     */
    delete(length: number): this;
    /**
     * 指针操作
     * @param length
     * @param attributes
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#retain
     */
    retain(length: number, attributes?: AttributeMap): this;
    /**
     * 追加 Op
     * @param newOp
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#push
     */
    push(newOp: Op): this;
    /**
     * 裁剪末尾空 Op
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#chop
     */
    chop(): this;
    /**
     * 过滤符合条件的 Ops
     * @param predicate
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#filter
     */
    filter(predicate: (op: Op, index: number) => boolean): Op[];
    /**
     * 迭代 Ops
     * @param predicate
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#foreach
     */
    forEach(predicate: (op: Op, index: number) => void): void;
    /**
     * 转换 Ops
     * @param predicate
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#map
     */
    map<T>(predicate: (op: Op, index: number) => T): T[];
    /**
     * 分组 Ops
     * @param predicate
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#partition
     */
    partition(predicate: (op: Op) => boolean): [Op[], Op[]];
    /**
     * Reduce Ops
     * @param predicate
     * @param initialValue
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#reduce
     */
    reduce<T>(predicate: (acc: T, cur: Op, index: number) => T, initialValue: T): T;
    /**
     * 获取 Ops 内容变更的长度
     * - 即 insert 长度 - delete 长度
     */
    changeLength(): number;
    /**
     * 获取 Ops 变更总长度
     * - 相当于累计了所有操作的长度 len(r) + len(i) + len(d)
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#length
     */
    length(): number;
    /**
     * 切片 Ops
     * @param start
     * @param end
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#slice
     */
    slice(start?: number, end?: number): Delta;
    /**
     * 组合 Ops
     * @param other
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#compose
     */
    compose(other: Delta): Delta;
    /**
     * 拼接 Ops
     * @param other
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#concat
     */
    concat(other: Delta): Delta;
    /**
     * 原地拼接 Ops
     * - 常用于纯文档描述的原地拼接, 非纯文档应使用 compose
     * @param other Delta
     * @param fastMode [?=true] 快速模式下直接拼接, 否则会尝试合并 Ops
     */
    merge(other: Delta, fastMode?: boolean): Delta;
    /**
     * Diff Ops
     * - 获取由 this -> other 变更的增量
     * @param other
     * @param cursor
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#diff
     */
    diff(other: Delta, cursor?: number | diff.CursorInfo): Delta;
    /**
     * 按行迭代 Ops
     * - 迭代的行 Delta 会携带 LF-Op, 不存在则会自动补充
     * - predicate 返回 false 之后, 将不会继续拆分行循环迭代
     * @param predicate
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#eachline
     */
    eachLine(predicate: (line: Delta, attributes: AttributeMap, index: number) => boolean | void): void;
    /**
     * 反转增量 invert
     * @param base 变更应用前的状态快照, 以记录原属性值
     * @example inverted = delta.invert(base)
     * @example base.compose(delta).compose(inverted) === base
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#invert
     */
    invert(base: Delta): Delta;
    /**
     * 操作变换
     * @param other 操作变换目标
     * @param priority true: this > other false: other > this
     * @usage User: A [uid:1] B [uid:2] Base: i("12") Priority: A > B
     * - oa=r(2).i("A") 12A ob1=oa.transform(ob, true)=r(3).i("B") 12AB
     * - ob=r(2).i("B") 12B oa1=ob.transform(oa, false)=r(2).i("A") 12AB
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#transform
     */
    transform(other: Delta, priority?: boolean): Delta;
    /**
     * 操作变换指针
     * @param index index to transform
     * @param priority true: this > other false: other > this
     * @link https://www.npmjs.com/package/quill-delta/v/4.2.2#transformposition
     */
    transformPosition(index: number, priority?: boolean): number;
    /**
     * 克隆 Delta
     * @param deep [?=undef] 是否深克隆
     */
    clone(deep?: boolean): Delta;
}