import type { IfcDataStore } from './columnar-parser.js';
/**
 * A single entity row for a synthetic store. Each spec becomes a real row in
 * the {@link EntityTable}, so the table's own `getTypeName` / `getName` /
 * `getGlobalId` / `getTypeEnum` closures serve it — no hand-rolled accessor
 * shims, no casts.
 */
export interface SyntheticEntity {
    expressId: number;
    /** IFC type name, e.g. `'IfcGeographicElement'`. Matched case-insensitively. */
    type: string;
    globalId?: string;
    name?: string;
    /** Sets the `HAS_GEOMETRY` flag so `entities.hasGeometry()` returns true. */
    hasGeometry?: boolean;
}
export interface SyntheticDataStoreOptions {
    schemaVersion: IfcDataStore['schemaVersion'];
    fileSize: number;
    /**
     * Display entity count. Defaults to the number of `entities`. The GLB path
     * overrides this with its mesh count — the synthetic store carries no entity
     * rows but still wants to report N renderable meshes to the UI.
     */
    entityCount?: number;
    /**
     * Source bytes for lazy entity extraction. Defaults to empty; with an empty
     * source `getEntity` safely returns `null` (the entity table still answers
     * type/name/globalId queries from its columns).
     */
    source?: Uint8Array;
    /** Synthetic entity rows; omit (or pass `[]`) for an entity-less store. */
    entities?: SyntheticEntity[];
}
/**
 * Build a fully-typed {@link IfcDataStore} for synthetic / non-STEP models
 * (GLB meshes, point-cloud scans) without any `as unknown as IfcDataStore`
 * escape hatch.
 *
 * The data tables are real {@link @ifc-lite/data} tables built from their
 * builders, and the four lazy accessors are wired by
 * {@link attachDataStoreAccessors} — the same single source of truth the
 * columnar parse, worker transport, and cache restore use. Because the result
 * is assembled as a typed {@link IfcStoreData}, a future required member of
 * `IfcDataStore` becomes a compile error here instead of a silent
 * `TypeError: store.getProperties is not a function` at runtime on the
 * GLB / point-cloud ingest flow (the crash class from #950 / #1004).
 */
export declare function createSyntheticDataStore(opts: SyntheticDataStoreOptions): IfcDataStore;
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