play.libs

Class Images.Captcha

java.lang.Object

java.io.InputStream

play.libs.Images.Captcha

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

Enclosing class:

Images

public static class Images.Captcha
extends java.io.InputStream

A captcha image.

Field Summary

Fields

Modifier and Type	Field and Description
jj.play.ns.nl.captcha.backgrounds.BackgroundProducer	background
java.util.List<java.awt.Font>	fonts
jj.play.ns.nl.captcha.gimpy.GimpyRenderer	gimpy
int	h
java.awt.Color	noise
java.lang.String	text
java.awt.Color	textColor
int	w

Constructor Summary

Constructors

Constructor and Description
Captcha(int w, int h)

Method Summary

Modifier and Type	Method and Description
Images.Captcha	addNoise() Add noise to the captcha.
Images.Captcha	addNoise(java.lang.String color) Add noise to the captcha.
java.lang.String	getText() Tell the captche to draw a text and retrieve it
java.lang.String	getText(int length) Tell the captche to draw a text of the specified size and retrieve it
java.lang.String	getText(int length, java.lang.String chars) Tell the captche to draw a text of the specified size using specials characters and retrieve it
java.lang.String	getText(java.lang.String color) Tell the captche to draw a text using the specified color (ex. #000000) and retrieve it
java.lang.String	getText(java.lang.String color, int length) Tell the captche to draw a text of the specified size using the specified color (ex. #000000) and retrieve it
java.lang.String	getText(java.lang.String color, int length, java.lang.String chars) Tell the captche to draw a text of the specified size using specials characters and a the specified color (ex. #000000)and retrieve it
int	read()
int	read(byte[] b)
Images.Captcha	setBackground(java.lang.String color) Set a solid background.
Images.Captcha	setBackground(java.lang.String from, java.lang.String to) Set a gradient background.
Images.Captcha	setSquigglesBackground() Set a squiggles background

Methods inherited from class java.io.InputStream

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

Methods inherited from class java.lang.Object

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

Field Detail

text

public java.lang.String text

background

public jj.play.ns.nl.captcha.backgrounds.BackgroundProducer background

gimpy

public jj.play.ns.nl.captcha.gimpy.GimpyRenderer gimpy

textColor

public java.awt.Color textColor

fonts

public java.util.List<java.awt.Font> fonts

w

public int w

h

public int h

noise

public java.awt.Color noise

Constructor Detail

Captcha

public Captcha(int w,
               int h)

Method Detail

getText

public java.lang.String getText()

Tell the captche to draw a text and retrieve it

Returns:

the given text

getText

public java.lang.String getText(java.lang.String color)

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

Parameters:

color - a String that represents an opaque color as a 24-bit integer

Returns:

The text to draw

getText

public java.lang.String getText(int length)

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

Parameters:

length - the specified size of the text

Returns:

The text to draw

getText

public java.lang.String getText(java.lang.String color,
                                int length)

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

Parameters:

color - a String that represents an opaque color as a 24-bit integer

length - the specified size of the text

Returns:

The text to draw

getText

public java.lang.String getText(int length,
                                java.lang.String chars)

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

Parameters:

length - the specified size of the text

chars - List of allowed characters

Returns:

The text to draw

getText

public java.lang.String getText(java.lang.String color,
                                int length,
                                java.lang.String chars)

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

Parameters:

color - a String that represents an opaque color as a 24-bit integer

length - the specified size of the text

chars - List of allowed characters

Returns:

The text to draw

addNoise

public Images.Captcha addNoise()

Add noise to the captcha.

Returns:

The given captcha

addNoise

public Images.Captcha addNoise(java.lang.String color)

Add noise to the captcha.

Parameters:

color - a String that represents an opaque color as a 24-bit integer

Returns:

The given captcha

setBackground

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

Set a gradient background.

Parameters:

from - a String that represents an opaque color use to start the gradient

to - a String that represents an opaque color use to end the gradient

Returns:

The given captcha

setBackground

public Images.Captcha setBackground(java.lang.String color)

Set a solid background.

Parameters:

color - a String that represents an opaque color as a 24-bit integer

Returns:

The given captcha

setSquigglesBackground

public Images.Captcha setSquigglesBackground()

Set a squiggles background

Returns:

The given captcha

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException

read

public int read(byte[] b)
         throws java.io.IOException

Overrides:

read in class java.io.InputStream

Throws:

java.io.IOException