ameba.util

类 Images.Captcha

java.lang.Object

java.io.InputStream

ameba.util.Images.Captcha

所有已实现的接口:

Closeable, AutoCloseable

封闭类:

Images

public static class Images.Captcha
extends InputStream

A captcha image.

字段概要

字段

限定符和类型	字段和说明
BackgroundProducer	background
List<Font>	fonts
List<GimpyRenderer>	gimpy
int	h
List<Color>	noise
String	text
List<Color>	textColor
int	w

构造器概要

构造器

构造器和说明
Images.Captcha(int w, int h)

方法概要

方法

限定符和类型	方法和说明
Images.Captcha	addFont(Font font)
Images.Captcha	addGimpy(GimpyRenderer gimpyRenderer)
Images.Captcha	addNoise() Add noise to the captcha.
Images.Captcha	addNoise(Color color)
Images.Captcha	addNoise(String color) Add noise to the captcha.
String	getText() Tell the captche to draw a text and retrieve it
String	getText(int length) Tell the captche to draw a text of the specified size and retrieve it
String	getText(int length, String chars)
String	getText(String color) Tell the captche to draw a text using the specified color (ex. #000000) and retrieve it
String	getText(String color, int length) Tell the captche to draw a text of the specified size using the specified color (ex. #000000) and retrieve it
String	getText(String color, int length, String chars)
int	read()
int	read(byte[] b)
Images.Captcha	setBackground(String color) Set a solid background.
Images.Captcha	setBackground(String from, String to) Set a gradient background.
Images.Captcha	setSquigglesBackground() Set a squiggles background

从类继承的方法 java.io.InputStream

available, close, mark, markSupported, read, reset, skip

从类继承的方法 java.lang.Object

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

字段详细资料

text

public String text

background

public BackgroundProducer background

gimpy

public List<GimpyRenderer> gimpy

textColor

public List<Color> textColor

fonts

public List<Font> fonts

w

public int w

h

public int h

noise

public List<Color> noise

构造器详细资料

Images.Captcha

public Images.Captcha(int w,
              int h)

方法详细资料

getText

public String getText()

Tell the captche to draw a text and retrieve it

返回:

this text

getText

public String getText(String color)

Tell the captche to draw a text using the specified color (ex. #000000) and retrieve it

参数:

color - color

返回:

this text

getText

public String getText(int length)

Tell the captche to draw a text of the specified size and retrieve it

参数:

length - length

返回:

this text

getText

public String getText(String color,
             int length)

Tell the captche to draw a text of the specified size using the specified color (ex. #000000) and retrieve it

参数:

color - color

length - length

返回:

this text

getText

public String getText(int length,
             String chars)

addGimpy

public Images.Captcha addGimpy(GimpyRenderer gimpyRenderer)

getText

public String getText(String color,
             int length,
             String chars)

addFont

public Images.Captcha addFont(Font font)

addNoise

public Images.Captcha addNoise()

Add noise to the captcha.

返回:

this Captcha

addNoise

public Images.Captcha addNoise(Color color)

addNoise

public Images.Captcha addNoise(String color)

Add noise to the captcha.

参数:

color - color

返回:

this Captcha

setBackground

public Images.Captcha setBackground(String from,
                           String to)

Set a gradient background.

参数:

from - from

to - to

返回:

this Captcha

setBackground

public Images.Captcha setBackground(String color)

Set a solid background.

参数:

color - color

返回:

this Captcha

setSquigglesBackground

public Images.Captcha setSquigglesBackground()

Set a squiggles background

返回:

this Captcha

read

public int read()
         throws IOException

指定者:

read 在类中 InputStream

抛出:

IOException

read

public int read(byte[] b)
         throws IOException

覆盖:

read 在类中 InputStream

抛出:

IOException