import { PipeTransform } from '@angular/core';
export declare type SymbolDisplay = 'code' | 'symbol' | 'symbol-narrow';
/**
 * Act as a proxy to currency pipe for numbers bigger then 999999.
 *
 * Examples:
 * | Raw number   | Transformed Number |
 * | 1.0000000000 | $ 1.00             |
 * | 12.000000000 | $ 12.00            |
 * | 123.00000000 | $ 123.00           |
 * | 1234.0000000 | $ 1234.00          |
 * | 12345.000000 | $ 12345.00         |
 * | 123456.00000 | $ 123456.00        |
 * | 1234567.0000 | $ 1.234 Mi         |
 * | 12345678.000 | $ 12.34 Mi         |
 * | 1234567890.0 | $ 1.234 Bi         |
 * | 123456789.00 | $ 123.4 Mi         |
 * | 12345678901  | $ 12.34 Bi         |
 * | 123456789012 | $ 123.4 Bi         |
 *
 * @see CurrencyPipe
 */
export declare class BigCurrencyPipe implements PipeTransform {
    private currencyPipe;
    constructor(_locale: string);
    transform(value: number | string, currencyCode?: string, symbolDisplay?: SymbolDisplay, digits?: string): string;
}