import "./wasm_exec.js";
export declare const ZEBRASH_VERSION: string;
export type ZplApi = {
    /**
     * Render a ZPL label into a PNG image (Base64-encoded string).
     *
     * @param zpl - The raw ZPL code to render.
     * @param widthMm - Label width in millimeters. Defaults to 101.6 mm (~4 inches).
     * @param heightMm - Label height in millimeters. Defaults to 203.2 mm (~8 inches).
     * @param dpmm - Dots per millimeter (print resolution). Defaults to 8 (~203 DPI).
     * @returns A Base64-encoded PNG image string representing the rendered label.
     * @deprecated Use `zplToBase64Async` instead.
     */
    Render: (zpl: string, widthMm?: number, heightMm?: number, dpmm?: number) => string;
    /**
     * Asynchronously render a ZPL label into a PNG image (Base64-encoded string).
     *
     * @param zpl - The raw ZPL code to render.
     * @param widthMm - Label width in millimeters. Defaults to 101.6 mm (~4 inches).
     * @param heightMm - Label height in millimeters. Defaults to 203.2 mm (~8 inches).
     * @param dpmm - Dots per millimeter (print resolution). Defaults to 8 (~203 DPI).
     * @returns A Promise that resolves to a Base64-encoded PNG image string representing the rendered label.
     * @throws Will throw an error if the ZPL is invalid or rendering fails.
     * @example
     * ```typescript
     * import { ready } from "zpl-renderer-js"
     * const { api } = await ready;
     * const label = await api.zplToBase64Async("^XA^FO50,50^ADN,36,20^FDHello^FS^XZ");
     * console.log(label);
     * ```
     */
    zplToBase64Async: (zpl: string, widthMm?: number, heightMm?: number, dpmm?: number) => Promise<string>;
    /**
     * Asynchronously render multiple ZPL labels into PNG images (Base64-encoded strings).
     *
     * @param zpl - The raw ZPL code containing multiple labels to render.
     * @param widthMm - Label width in millimeters. Defaults to 101.6 mm (~4 inches).
     * @param heightMm - Label height in millimeters. Defaults to 203.2 mm (~8 inches).
     * @param dpmm - Dots per millimeter (print resolution). Defaults to 8 (~203 DPI).
     * @returns A Promise that resolves to an array of Base64-encoded PNG image strings representing the rendered labels.
     * @throws Will throw an error if the ZPL is invalid or rendering fails.
     * @example
     * ```typescript
     * import { ready } from "zpl-renderer-js"
     * const { api } = await ready;
     * const labels = await api.zplToBase64MultipleAsync("^XA^FO50,50^ADN,36,20^FDLabel 1^FS^XZ^XA^FO50,50^ADN,36,20^FDLabel 2^FS^XZ");
     * for (const label in labels) { console.log(label); } // Base64-encoded PNG strings
     * ```
     */
    zplToBase64MultipleAsync: (zpl: string, widthMm?: number, heightMm?: number, dpmm?: number) => Promise<string[]>;
};
export declare const ready: Promise<{
    api: ZplApi;
}>;
export declare function getApi(): Promise<ZplApi>;
export declare function Render(zpl: string, widthMm?: number, heightMm?: number, dpmm?: number): Promise<string>;
export declare function zplToBase64Async(zpl: string, widthMm?: number, heightMm?: number, dpmm?: number): Promise<string>;
export declare function zplToBase64MultipleAsync(zpl: string, widthMm?: number, heightMm?: number, dpmm?: number): Promise<string[]>;