/// <reference types="node" />
/// <reference types="node" />
/** PDF.js related types */
export interface PDFDocumentProxy {
    numPages: number;
    fingerprint: string;
    getPage(pageNumber: number): Promise<PDFPageProxy>;
    getOutline(): Promise<any>;
    getData(): Promise<Uint8Array>;
}
export interface PDFPageProxy {
    pageNumber: number;
    _pageIndex: number;
    view: [number, number, number, number];
    commonObjs: {
        get(objectId: string): any;
        has(objectId: string): boolean;
    };
    objs: {
        get(objectId: string): any;
        has(objectId: string): boolean;
        _objs: any;
    };
    getViewport(params: ViewportParameters): PageViewport;
    getAnnotations(): Promise<Annotation[]>;
    getTextContent(): Promise<TextContent>;
    render(params: RenderParameters): {
        promise: Promise<void>;
    };
}
export interface ViewportParameters {
    scale: number;
    rotation?: number;
}
export interface PageViewport {
    width: number;
    height: number;
    transform: number[];
    convertToViewportRectangle(rect: number[]): number[];
}
export interface RenderParameters {
    canvasContext: any;
    viewport: PageViewport;
}
export interface TextContent {
    items: TextItem[];
}
export interface TextItem {
    str: string;
    fontName: string;
    width: number;
    height: number;
    transform: number[];
}
export interface Annotation {
    id: string;
    type: string;
    rect: number[];
    [key: string]: any;
}
/** Application-specific types */
export interface ImageData {
    boundingBox: BoundingBox;
    data: Buffer;
    objectId: string;
    contentType: 'image/png' | 'image/jpeg';
}
export interface BoundingBox {
    readonly left: number;
    readonly right: number;
    readonly bottom: number;
    readonly top: number;
    readonly width: number;
    readonly height: number;
}
export interface RenderOptions {
    readonly width?: number;
    readonly type?: 'image/jpeg' | 'image/png';
    readonly quality?: number;
}
export interface FontInfo {
    readonly raw: string;
    readonly identifier: string;
    readonly fontFamily: string;
    readonly fontWeight: 'normal' | 'bold';
    readonly fontStyle: 'normal' | 'italic';
}
/** Canvas cleanup interface */
export interface CanvasLike {
    width: number;
    height: number;
    toBuffer(type: string, options?: {
        quality: number;
    }): Buffer;
}
/** Error types */
export declare class PdfProcessingError extends Error {
    readonly pageIndex?: number | undefined;
    readonly cause?: Error | undefined;
    constructor(message: string, pageIndex?: number | undefined, cause?: Error | undefined);
}
export declare class MemoryError extends PdfProcessingError {
    constructor(message: string, pageIndex?: number);
}
export declare class InvalidPdfError extends PdfProcessingError {
    constructor(message: string);
}
//# sourceMappingURL=pdf.types.d.ts.map