Package org.zkoss.zul.impl

## Interface CaptchaEngine

- All Known Implementing Classes:
    `JHLabsCaptchaEngine`

      public interface CaptchaEngine

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `byte[]` | `generateCaptcha​(java.lang.Object data)` | Per the given data, generate the distortion Captcha image into a byte array.

- - ### Method Detail

    - #### generateCaptcha

          byte[] generateCaptcha​(java.lang.Object data)

      Per the given data, generate the distortion Captcha image into a byte array.