/**
 * 元数据
 */
export interface FatImageVerificationCodeMetadata {
    backgroundImage: string;
    clipImage: string;
    /**
     * y 轴
     */
    y: number;
    /**
     * 其他附加数据，任意
     */
    extra?: any;
}
export interface FatImageVerificationEvents {
    /**
     * 坐标值变动
     * @param value
     * @returns
     */
    onChange?: (event: {
        value: number;
        context: FatImageVerificationCodeMetadata;
    }) => void;
}
export interface FatImageVerificationProps extends FatImageVerificationEvents {
    /**
     * 获取获取元数据
     * @returns
     */
    request: () => Promise<FatImageVerificationCodeMetadata>;
    /**
     * 占位符
     */
    placeholder?: any;
    /**
     * 画布配置
     */
    canvas?: {
        /**
         * 默认 350
         */
        width?: number;
        /**
         * 默认 150
         */
        height?: number;
    };
    /**
     * 切片大小配置，默认 undefined，即使用图片的尺寸
     */
    clip?: {
        width?: number;
        height?: number;
    };
}
export declare const FatImageVerification: import("@wakeadmin/h").DefineComponent<FatImageVerificationProps, {
    change: (event: {
        value: number;
        context: FatImageVerificationCodeMetadata;
    }) => void;
}, {}, {}>;
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