import { Ref } from '../ref.js';
import { PdfNumberToken } from '../tokens/number-token.js';
import { PdfToken } from '../tokens/token.js';
import { PdfObject } from './pdf-object.js';
export declare class PdfNumber extends PdfObject {
    #private;
    padTo: number;
    decimalPlaces: number;
    isByteOffset: boolean;
    constructor(options?: {
        value: number | Ref<number>;
        padTo?: number;
        decimalPlaces?: number;
    } | number | Ref<number> | PdfNumber);
    get ref(): Ref<number>;
    get value(): number;
    set value(value: number);
    onChange(callback: (value: number) => void): void;
    toToken(): PdfNumberToken;
    protected tokenize(): PdfToken[];
    cloneImpl(): this;
    toJSON(): {
        type: string;
        value: number;
    };
    setModified(modified?: boolean): void;
    isModified(): boolean;
}
export declare class PdfByteOffsetNumber extends PdfNumber {
    isByteOffset: boolean;
}