import { Context } from '../context/Context';
import { SettingsInterface } from './SettingsInterface';
import { SettingsManager } from './SettingsManager';
import { ComputedCoreSettings, CoreInputSettings, CoreOutputSettings } from './types';
export declare class ReaderSettingsManager extends SettingsManager<CoreInputSettings, CoreOutputSettings> implements SettingsInterface<CoreInputSettings, CoreOutputSettings> {
    protected context: Context;
    constructor(initialSettings: Partial<CoreInputSettings>, context: Context);
    private getComputedSettings;
    getOutputSettings(inputSettings: CoreInputSettings): CoreInputSettings & ComputedCoreSettings;
    getDefaultSettings(): {
        spreadMode: false;
        pageTurnAnimation: "slide";
        pageTurnDirection: "horizontal";
        pageTurnAnimationDuration: undefined;
        pageTurnMode: "controlled";
        snapAnimationDuration: number;
        navigationSnapThreshold: {
            type: "pixels";
            value: number;
        };
        numberOfAdjacentSpineItemToPreLoad: number;
    };
}