export type JobProgressPhase = 'preparing' | 'working' | 'finishing';
export interface JobProgressBox<T> {
    value: T;
}
export interface JobProgress {
    running: JobProgressBox<boolean>;
    progress: JobProgressBox<number>;
    current: JobProgressBox<number>;
    total: JobProgressBox<number>;
    generation: () => number;
    start: (total?: number) => number;
    setTotal: (total: number, gen?: number) => boolean;
    tick: (value: number, slide?: number, gen?: number, options?: {
        yieldPaint?: boolean;
    }) => Promise<boolean>;
    finish: (gen?: number) => boolean;
    isCurrent: (gen: number) => boolean;
    subscribe: (listener: () => void) => () => void;
}
export interface JobProgressLabels {
    running: string;
    preparing: string;
    finishing: string;
    slideProgress: (params: {
        current: number;
        total: number;
    }) => string;
}
export declare function jobProgressPhase(current: number, total: number): JobProgressPhase;
export declare function jobBoxValue<T>(box: T | {
    value: T;
} | undefined, fallback: T): T;
export declare function formatJobProgressTip(running: boolean, current: number, total: number, labels: JobProgressLabels): string;
export declare function slideJobProgress(index: number, count: number, start?: number, end?: number): number;
export declare const isAbortError: (error: unknown) => boolean;
export declare function createJobProgress(): JobProgress;