import { PdfFontSource, PdfImageData } from '../types';
import { PdfRenderContext, PdfRenderer, PdfRenderPageOptions, PdfPageRenderResult } from './types';
export type PdfCanvas2DContext = CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D;
export interface Canvas2DRendererOptions {
    clear?: boolean;
    background?: string;
    createImageSurface?: (image: PdfImageData) => CanvasImageSource;
    registerFonts?: (fonts: PdfFontSource[]) => void | Promise<void>;
}
export interface Canvas2DRenderResult extends PdfPageRenderResult {
    ops: number;
}
export declare class Canvas2DRenderer implements PdfRenderer<PdfCanvas2DContext, Canvas2DRenderResult> {
    private readonly rendererOptions;
    readonly id = "canvas-2d";
    readonly platform = "canvas-2d";
    private readonly imageSurfaces;
    private readonly registeredFontIds;
    constructor(rendererOptions?: Canvas2DRendererOptions);
    renderPage(context: PdfRenderContext, target: PdfCanvas2DContext, options: PdfRenderPageOptions): Promise<Canvas2DRenderResult>;
    private registerDisplayListFonts;
}
export declare const createCanvas2DRenderer: (options?: Canvas2DRendererOptions) => Canvas2DRenderer;
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