org.aoju.bus.extra.captcha

Class GifCaptcha

java.lang.Object

org.aoju.bus.extra.captcha.Randoms

org.aoju.bus.extra.captcha.AbstractCaptcha

org.aoju.bus.extra.captcha.GifCaptcha

public class GifCaptcha
extends AbstractCaptcha

Since:

JDK 1.8+

Version:

5.6.2

Author:

Kimi Liu

Field Summary

Fields inherited from class org.aoju.bus.extra.captcha.AbstractCaptcha

chars, charType, COLOR, font, height, len, TYPE_DEFAULT, TYPE_NUM_AND_UPPER, TYPE_ONLY_CHAR, TYPE_ONLY_LOWER, TYPE_ONLY_NUMBER, TYPE_ONLY_UPPER, width

Fields inherited from class org.aoju.bus.extra.captcha.Randoms

ALPHA, charMaxIndex, charMinIndex, lowerMaxIndex, lowerMinIndex, numMaxIndex, RANDOM, upperMaxIndex, upperMinIndex

Constructor Summary

Constructors

Constructor and Description
GifCaptcha()
GifCaptcha(int width, int height)
GifCaptcha(int width, int height, int len)
GifCaptcha(int width, int height, int len, Font font)

Method Summary

Modifier and Type	Method and Description
boolean	out(OutputStream os) 验证码输出,抽象方法，由子类实现

Methods inherited from class org.aoju.bus.extra.captcha.AbstractCaptcha

alphas, checkAlpha, color, color, drawLine, drawLine, drawOval, drawOval, getCharType, getFont, getHeight, getLen, getWidth, setCharType, setFont, setHeight, setLen, setWidth, text, textChar

Methods inherited from class org.aoju.bus.extra.captcha.Randoms

alpha, alpha, alpha, num, num

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GifCaptcha

public GifCaptcha()

GifCaptcha

public GifCaptcha(int width,
                  int height)

GifCaptcha

public GifCaptcha(int width,
                  int height,
                  int len)

GifCaptcha

public GifCaptcha(int width,
                  int height,
                  int len,
                  Font font)

Method Detail

out

public boolean out(OutputStream os)

Description copied from class: AbstractCaptcha

验证码输出,抽象方法，由子类实现

Specified by:

out in class AbstractCaptcha

Parameters:

os - 输出流

Returns:

是否成功