import { BaseXform } from "../base-xform.js";
interface DrawingModel {
    anchors: any[];
}
declare class DrawingXform extends BaseXform<DrawingModel> {
    map: {
        [key: string]: any;
    };
    parser: any;
    private _inAlternateContent;
    private _acDepth;
    private _inChoice;
    private _inFallback;
    private _fallbackDepth;
    private _choiceRequires;
    /** Number of anchors before entering mc:AlternateContent — used to tag new anchors */
    private _anchorCountBeforeAC;
    constructor();
    prepare(model: DrawingModel): void;
    get tag(): string;
    render(xmlStream: any, model?: DrawingModel): void;
    parseOpen(node: any): boolean;
    parseText(text: string): void;
    parseClose(name: string): boolean;
    reconcile(model: DrawingModel, options: any): void;
    static DRAWING_ATTRIBUTES: {
        "xmlns:xdr": string;
        "xmlns:a": string;
    };
    /**
     * Extended namespace set used when the drawing contains anchors
     * wrapped in `<mc:AlternateContent>` — the ChartEx case. Excel's
     * strict loader requires the `mc`, `r`, `c`, and `cx` prefixes at
     * the root of `<xdr:wsDr>` before it will parse `<mc:Choice>` /
     * `<cx:chart>` descendants. Declaring them only inside the inner
     * `<mc:AlternateContent>` element (as earlier versions did) made
     * Excel reject the drawing and report "Removed Part:
     * /xl/drawings/drawingN.xml (Drawing shape)".
     *
     * Mirrors what Excel itself emits when it writes a drawing that
     * hosts a ChartEx chart — see `__tests__/data/workbook-roundtrip-
     * chartex.xlsx` (fixtures authored by Excel 2016+).
     */
    static DRAWING_ATTRIBUTES_WITH_MC: {
        "xmlns:xdr": string;
        "xmlns:a": string;
        "xmlns:r": string;
        "xmlns:c": string;
        "xmlns:mc": string;
        "xmlns:cx": string;
    };
}
export { DrawingXform };