import type { Readable } from "node:stream";
import type { PdfEmbeddedFontInput, PdfFontInput } from "./font-embedding.js";
import type { PdfDocumentPhase3 } from "./phase3-types.js";
import type { PdfGraphic } from "./phase4-types.js";
import type { PdfDocumentPhase6 } from "./phase6-types.js";
import type { PdfDocumentPhase7 } from "./phase7-types.js";
import type { PdfDocumentPhase8 } from "./phase8-types.js";
import type { PdfRenderOptions } from "./phase9-types.js";
import { preprocessPdfDocumentInput } from "./relaxed-input.js";
import { type PdfValidationResult } from "./validate-document.js";
import type { PdfFillExistingFormOptions, PdfFillExistingFormResult, PdfFormInspection, PdfFormValue } from "./pdf-form-fill.js";
import type { PdfQualityReport, PdfRepairOptions, PdfRepairResult, PdfRepairValidationResult, PdfSignOptions, PdfValidationSummary } from "./phase10-types.js";
import type { RenderWithQualityResult } from "./public-quality-types.js";
export interface PdfMetaPhase1 {
    author?: string;
    creationDate?: Date | string;
    creator?: string;
    keywords?: string[];
    modDate?: Date | string;
    producer?: string;
    subject?: string;
    title?: string;
}
export interface PdfTextPhase1 {
    direction?: "auto" | "ltr" | "rtl";
    font?: PdfFontInput;
    fallbackFonts?: PdfEmbeddedFontInput[];
    fontSize?: number;
    value: string;
    x?: number;
    y?: number;
}
export interface PdfPagePhase2 {
    graphics?: PdfGraphic[];
    height?: number;
    text?: PdfTextPhase1;
    texts?: PdfTextPhase1[];
    width?: number;
}
export interface PdfDocumentPhase2 {
    meta?: PdfMetaPhase1;
    pages: PdfPagePhase2[];
}
export type PdfTextPhase2 = PdfTextPhase1;
export type PdfPagePhase1 = PdfPagePhase2;
export type PdfDocumentPhase1 = PdfDocumentPhase2;
export type PdfDocumentPhase5 = PdfDocumentPhase3;
export type { PdfDocumentPhase6 };
export type { PdfDocumentPhase7 };
export type { PdfDocumentPhase8 };
export type { PdfRenderOptions };
export type PdfDocument = PdfDocumentPhase2 | PdfDocumentPhase8;
export declare class PdfEngine {
    private static renderBuffer;
    static render(document: PdfDocument, options?: PdfRenderOptions): Promise<Buffer>;
    static inspectForm(input: Buffer | Uint8Array): Promise<PdfFormInspection>;
    static fillForm(input: Buffer | Uint8Array, values: Record<string, PdfFormValue>, options?: PdfFillExistingFormOptions): Promise<PdfFillExistingFormResult>;
    static renderWithQuality(document: PdfDocument, options?: PdfRenderOptions): Promise<RenderWithQualityResult>;
    static sign(document: PdfDocument, options: PdfSignOptions): Promise<Buffer>;
    /**
     * Validate a `PdfDocument` (synchronous) — returns `{ ok, issues }`
     * without throwing. Mirror of `validateDocxDocument` and
     * `lintSpreadsheetDocument` so a tool can call `validate(doc)` against
     * any engine and get a uniform issue list.
     *
     * Buffer overload — async, returns the deeper post-emit summary.
     */
    static validate(document: unknown): PdfValidationResult;
    static validate(buffer: Buffer): Promise<PdfValidationSummary>;
    static quality(buffer: Buffer): Promise<PdfQualityReport>;
    static repair(buffer: Buffer, options?: PdfRepairOptions): Promise<PdfRepairResult>;
    static validateAndRepair(buffer: Buffer, options?: PdfRepairOptions): Promise<PdfRepairValidationResult>;
    static renderStream(document: PdfDocument, options?: PdfRenderOptions): Readable;
}
export declare function validatePdfDocument(document: unknown, options?: Parameters<typeof preprocessPdfDocumentInput>[1]): PdfDocument;
//# sourceMappingURL=engine.d.ts.map