// ============================================================
// utils — 无限画布工具函数、常量与数据源
// ============================================================

export {
    gridPosition,
    gridPageInfo,
    gridCanvasSize,
    singleLayout,
    singlePageInfo,
} from './layout';
export {
    STAGE_CONFIGS,
    ITEM_W,
    ITEM_H,
    ITEM_SPACING,
    ROW_LABEL_WIDTH,
    MAX_ITEMS_PER_PAGE,
    LOD_LEVELS,
    AUDIT_STATUS_COLORS,
} from './constants';
export type { LODLevel } from './constants';
export type {
    ICanvasDataSource,
    ScanRequest,
    ScanEntry,
    ScanProgressCallback,
    SidecarMetadata,
} from './ICanvasDataSource';
export { LocalFileDataSource } from './LocalFileDataSource';
