import { File, MaskPosition, PhotoSize } from './index';
export declare type StickerUnion = Sticker;
/** Describes a sticker */
export interface Sticker {
    _: 'sticker';
    /** The identifier of the sticker set to which the sticker belongs; 0 if none */
    setId: string;
    /** Sticker width; as defined by the sender */
    width: number;
    /** Sticker height; as defined by the sender */
    height: number;
    /** Emoji corresponding to the sticker */
    emoji: string;
    /** True, if the sticker is a mask */
    isMask: boolean;
    /** Position where the mask should be placed; may be null */
    maskPosition?: MaskPosition;
    /** Sticker thumbnail in WEBP or JPEG format; may be null */
    thumbnail?: PhotoSize;
    /** File containing the sticker */
    sticker: File;
}