import { AssetLoader } from "../core/asset-loader";
import { I18n } from "../i18n/i18n";
import type { MascotOption, PageSrcResolver, ViewerState } from "../types";
export interface PageStageOptions {
    assetLoader: AssetLoader;
    i18n: I18n;
    isMobileViewport: () => boolean;
    resolvePageSrc?: PageSrcResolver;
    /** 読み込み中アイコンのカスタム（解決済み） */
    loadingMascot?: MascotOption;
    /** 読み込み失敗アイコンのカスタム（解決済み） */
    errorMascot?: MascotOption;
}
export declare class PageStage {
    private options;
    private root;
    private imageSources;
    private resolvePromises;
    private slots;
    private preloadedKeys;
    constructor(options: PageStageOptions);
    getElement(): HTMLDivElement;
    setDragOffset(offsetX: number, animate?: boolean): void;
    /**
     * Reset the stage transform without triggering the CSS transition.
     * Used after a page turn animation finishes so the freshly committed
     * page does not slide back into place.
     */
    snapTransform(): void;
    update(state: ViewerState, isMobile: boolean): void;
    private preloadImages;
    private getOrBuildSlot;
    private buildSlot;
    private resolveSource;
}
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