import { NoteInfo } from './staff_info';
import { BarsInfo } from './bars_info';
export declare type StaffBlockMap = Map<number, StaffBlock>;
export interface StaffNote extends NoteInfo {
    vSteps: number;
    accidental: number;
    tiedFrom?: StaffNote;
    tiedTo?: StaffNote;
}
export declare function splitStaffNote(staffNote: StaffNote, quarters: number): StaffNote;
export declare class StaffBlock {
    start: number;
    length: number;
    headIndex: number;
    headAlteration?: number;
    notes: StaffNote[];
    barNumber: number;
    maxVStep: number;
    minVStep: number;
    beamedFrom?: StaffBlock;
    beamingBackwards?: boolean;
    beamingForwards?: boolean;
    beatBegin?: boolean;
    beatEnd?: boolean;
    constructor(start?: number, length?: number, notes?: StaffNote[], barNumber?: number, maxVStep?: number, minVStep?: number);
    addNote(staffNote: StaffNote): boolean;
    split(quarters: number, barsInfo: BarsInfo): StaffBlock;
    splitToBeat(barsInfo: BarsInfo): StaffBlock;
    splitToSymbols(barsInfo: BarsInfo, increasing: boolean): StaffBlock;
    splitShorter(barsInfo: BarsInfo): StaffBlock;
    splitLonger(barsInfo: BarsInfo): StaffBlock;
    mergeToMap(map: StaffBlockMap): void;
    isBarBeginning(): boolean;
    setBeaming(previousStaffBlock: StaffBlock, barsInfo: BarsInfo): void;
}