/**
 * Service to detect the current platform by comparing the userAgent strings and
 * checking browser-specific global properties.
 */
export declare class Platform {
    private _platformId;
    /**
     * Whether the Angular application is being rendered in the browser.
     * We want to use the Angular platform check because if the Document is shimmed
     * without the navigator, the following checks will fail. This is preferred because
     * sometimes the Document may be shimmed without the user's knowledge or intention
     */
    isBrowser: boolean;
    /** Whether the current browser is Microsoft Edge. */
    EDGE: boolean;
    /** Whether the current rendering engine is Microsoft Trident. */
    TRIDENT: boolean;
    /** Whether the current rendering engine is Blink. */
    BLINK: boolean;
    /** Whether the current rendering engine is WebKit. */
    WEBKIT: boolean;
    /** Whether the current platform is Apple iOS. */
    IOS: boolean;
    /** Whether the current browser is Firefox. */
    FIREFOX: boolean;
    /** Whether the current platform is Android. */
    ANDROID: boolean;
    /** Whether the current browser is Safari. */
    SAFARI: boolean;
    /**
     * @breaking-change v7.0.0 remove optional decorator
     */
    constructor(_platformId?: Object | undefined);
}