import type { DXFTuple } from '../../types';
export declare const TYPE = "PDFUNDERLAY";
interface UnderlayEntity {
    type: typeof TYPE;
    insertionPoint: {
        x: number;
        y: number;
        z: number;
    };
    scale: {
        x: number;
        y: number;
        z: number;
    };
    normal: {
        x: number;
        y: number;
        z: number;
    };
    underlayDefinitionHandle?: string;
    rotation?: number;
    flags?: number;
    contrast?: number;
    fade?: number;
    [key: string]: unknown;
}
export declare const process: (tuples: DXFTuple[]) => UnderlayEntity;
declare const _default: {
    TYPE: string;
    process: (tuples: DXFTuple[]) => UnderlayEntity;
};
export default _default;
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