import type { AnnotationPlacement, Chapter, ChapterAdvance, ChapterModel, ChapterDrawingAnnotation } from "../core/types/story";
import type { ViewBox } from "../core/types/viewer";
import type { ModelPoseOptions } from "../core/types/model";
export declare const IIIF_PRESENTATION_3_CONTEXT: "http://iiif.io/api/presentation/3/context.json";
export declare const W3C_WEB_ANNOTATION_CONTEXT: "http://www.w3.org/ns/anno.jsonld";
export declare const MANGO_STORY_NAMESPACE: "https://mangoviewer.dev/schema/story#";
/**
 * The context that defines Mango's terms, and the only place the profile
 * version is stated.
 *
 * Major version in the path, following IIIF's own `/3/`: this URL changes on
 * a breaking change, while additive terms go into the same document because
 * a reader that does not know a term ignores it. Carrying the version here
 * rather than in a property means it is declared once instead of restated on
 * the page and again inside every chapter's state.
 */
export declare const MANGO_STORY_CONTEXT_URL: "https://mangoviewer.dev/schema/story/1/context.json";
/** @deprecated Superseded by the context URL. Read for migration only. */
export declare const MANGO_STORY_VERSION: "1.0";
export declare const MANGO_VIEWER_STATE_TYPE: "mango:ViewerState";
export declare const MANGO_VIEWER_STATE_FORMAT: "application/vnd.mango.story-state+json";
export type MangoStoryPlayback = {
    advance?: ChapterAdvance["mode"];
    delayMs?: number;
    entryTransition?: Chapter["entryTransition"];
    presentationDurationMs?: number;
    /** @deprecated Mango story profile v1 compatibility. */
    transitionMs?: number;
};
export type MangoViewerState = {
    chapterId?: string;
    canvasIndex?: number;
    /** @deprecated Inferred from exported chapter frames; read for migration only. */
    presentationAspect?: number;
    canvasId?: string;
    /**
     * @deprecated Superseded by the chapter target's `xywh` fragment. Read so
     * stories written before the move keep their exact framing; never written.
     */
    viewBox?: ViewBox;
    modelPose?: ChapterModel;
    modelOptions?: ModelPoseOptions;
    layerOpacities?: Record<string, number>;
    annotationPlacement?: AnnotationPlacement;
    playback?: MangoStoryPlayback;
    cameraTrack?: Chapter["cameraTrack"];
    /**
     * @deprecated Superseded by the standalone overlay annotations in `items`.
     * Read for stories written before the move; never written.
     */
    drawingAnnotations?: ChapterDrawingAnnotation[];
};
export type MangoViewerStateBody = {
    id?: string;
    type: typeof MANGO_VIEWER_STATE_TYPE;
    format: typeof MANGO_VIEWER_STATE_FORMAT;
    mangoState: MangoViewerState;
};
/**
 * The state body's own id, derived from the annotation that carries it.
 *
 * IIIF requires every annotation body that is not a `TextualBody` to have an
 * http(s) id, so the body cannot stay anonymous the way a W3C-only reading
 * would allow.
 */
export declare const buildViewerStateBodyId: (annotationId: string) => string;
export declare const createMangoViewerStateBody: (chapter: Chapter, annotationId?: string) => MangoViewerStateBody;
export declare const mangoViewerStateVersion: (value: unknown) => string | undefined;
export declare const parseMangoViewerStateBody: (value: unknown) => MangoViewerState | undefined;