import { Button, Color, ImageAsset, ImageSource, Property } from '@nativescript/core';
import { VerticalTextAlignment } from '@nativescript-community/text';
export declare abstract class ButtonBase extends Button {
    variant: string;
    /**
     * Gets or sets the elevation of the button.
     */
    elevation: number;
    /**
     * Gets or sets the dynamic elevation offset of the button.
     */
    dynamicElevationOffset: number;
    /**
     * Gets or sets the ripple-color of the button.
     */
    rippleColor: Color;
    /**
     * Gets or sets the ripple-color alpha of the button.
     */
    rippleColorAlpha: number;
    /**
     * Gets or sets the {@link VerticalTextAlignment|vertical text alignment} of the button.
     */
    verticalTextAlignment: VerticalTextAlignment;
    /**
     * Gets or sets the shape of the button.
     */
    shape: string;
    /**
     * Gets or sets the icon imageSource of the button.
     */
    imageSource: ImageSource;
    /**
     * Gets or sets the icon src of the button.
     */
    src: string | ImageSource;
    isLoading: boolean;
    /**
     * @internal //copied from image common
     */
    protected _createImageSourceFromSrc(value: string | ImageSource | ImageAsset, asIcon?: boolean): Promise<void>;
    setImageSource(value: any, asIcon?: boolean): void;
}
export declare const imageSourceProperty: Property<ButtonBase, ImageSource>;
export declare const srcProperty: Property<ButtonBase, any>;