import { AcDbObjectId } from '@mlightcad/data-model';
/**
 * Missed Data Composable
 *
 * Tracks fonts, raster images, and unresolved xrefs that the current drawing
 * references but that are missing. State is shared module-wide so every caller
 * sees the same reactive maps (status-bar warning, Resources palette).
 */
/**
 * One unresolved external reference reported by the viewer.
 */
export interface MissedXrefInfo {
    name: string;
    pathName: string;
    isOverlay: boolean;
}
/**
 * One row in the missed-image replacement table.
 */
export interface ImageMappingData {
    /** File name reported by the viewer for the missing image resource. */
    fileName: string;
    /**
     * User-selected replacement file, set by the replacement dialog before confirm.
     * Undefined until the user picks a file.
     */
    file?: File;
    /**
     * File name of the replacement {@link file} (browsers do not expose absolute paths).
     */
    filePath?: string;
    /** Entity object IDs whose raster image reference resolves to {@link fileName}. */
    ids: Set<AcDbObjectId>;
}
/**
 * Loaded overlay state keyed by xref block name.
 */
export interface XrefOverlayState {
    overlayId: string;
    visible: boolean;
    /** File name of the loaded source. */
    sourceName: string;
}
/**
 * Reactive state returned by {@link useMissedData}.
 */
export interface UseMissedDataReturn {
    fonts: Map<string, string>;
    images: Map<string, ImageMappingData>;
    /** Unresolved xrefs from the active drawing */
    xrefs: MissedXrefInfo[];
    /** Overlay load state per xref block name */
    xrefOverlays: Map<string, XrefOverlayState>;
}
/**
 * Access shared reactive state for missing fonts, images, and xrefs.
 */
export declare function useMissedData(): UseMissedDataReturn;
//# sourceMappingURL=useMissedData.d.ts.map