import { NoteKey } from '../Enums/NoteKey';
import { Notation } from './Notation.abstract';
import { ChordType } from '../Enums/ChordType';
import { NotationType } from '../Enums/NotationType';
import { NoteDuration } from '../Enums/NoteDuration';
/**
 * a.默认新增是大三和弦，可以改变和弦的属性去调整和弦内音符的相对属性
 * b.节奏和音符装饰(Decorations)可以标志在[xxx]周围,但是具体到音符的符号(Accidential)必须要在
 * 音符内去附加;
 * @summary ！！选中的ChordNote的abcstring索引不会关联到位于之前的特殊符号，比如slurs
 * @todo
 * A. 添加`note`后如果设置`hasEndBlankSpace`空格，可能导致无法选中，因为不会截取到空格;
 * 但是其后`notation`，则会选中空格（先添加小节不影响使用）;
 */
export declare class ChordNote extends Notation {
    protected rootkey: NoteKey;
    protected duration: NoteDuration;
    protected chordType: ChordType;
    hasTie: boolean;
    hasEndBlankSpace: boolean;
    lyrics: string;
    ntype: NotationType;
    constructor(rootkey?: NoteKey, duration?: NoteDuration, chordType?: ChordType, hasTie?: boolean, hasEndBlankSpace?: boolean, lyrics?: string);
    toAbcString(): string;
    toJSON(): {
        ntype: NotationType;
        state: (string | boolean | ChordType)[];
    };
    pitchUp(): void;
    pitchDown(): void;
    /**
     * 设置延音线符号
     */
    setHasTieIs(is: boolean): void;
    /**
     * 设置尾部空格(断开符尾)
     */
    setEndBlankSpaceIs(is: boolean): void;
    setDuration(duration: NoteDuration): void;
    setChordType(type: ChordType): void;
    private generateChordString;
}