/**
 * @license
 * Copyright Google LLC All Rights Reserved.
 *
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://angular.io/license
 */
import { InjectionToken } from '@angular/core';
/** InjectionToken that can be used to specify the global label options. */
export declare const MAT_LABEL_GLOBAL_OPTIONS: InjectionToken<LabelOptions>;
/** Type for the available floatLabel values. */
export declare type FloatLabelType = 'always' | 'never' | 'auto';
/** Configurable options for floating labels. */
export interface LabelOptions {
    /**
     * Whether the label should float `always`, `never`, or `auto` (only when necessary).
     * Default behavior is assumed to be `auto`.
     */
    float?: FloatLabelType;
}