com.octo.captcha.component.image.textpaster
Class DoubleRandomTextPaster

java.lang.Object
  com.octo.captcha.component.image.textpaster.AbstractTextPaster
      com.octo.captcha.component.image.textpaster.RandomTextPaster
          com.octo.captcha.component.image.textpaster.DoubleRandomTextPaster

All Implemented Interfaces:

TextPaster

public class DoubleRandomTextPaster
extends RandomTextPaster

Randomly pastes the attributed string twice, with a random offset.

Field Summary

Fields inherited from class com.octo.captcha.component.image.textpaster.RandomTextPaster

kerning, textColors

Fields inherited from class com.octo.captcha.component.image.textpaster.AbstractTextPaster

myRandom

Constructor Summary

DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength, java.lang.Integer maxAcceptedWordLength, java.awt.Color textColor)

DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength, java.lang.Integer maxAcceptedWordLength, ColorGenerator colorGenerator)

DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength, java.lang.Integer maxAcceptedWordLength, ColorGenerator colorGenerator, java.lang.Boolean manageColorPerGlyph)

Method Summary

java.awt.image.BufferedImage

pasteText(java.awt.image.BufferedImage background, java.text.AttributedString attributedWord) Pastes the attributed string on the backround image and return the final image.

Methods inherited from class com.octo.captcha.component.image.textpaster.AbstractTextPaster

getColorGenerator, getMaxAcceptedWordLenght, getMaxAcceptedWordLength, getMinAcceptedWordLenght, getMinAcceptedWordLength, isManageColorPerGlyph, setColorGenerator

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleRandomTextPaster

public DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength,
                              java.lang.Integer maxAcceptedWordLength,
                              java.awt.Color textColor)

Parameters:

minAcceptedWordLength - Max length of a word

maxAcceptedWordLength - Min length of a word

textColor - Unique color of text

DoubleRandomTextPaster

public DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength,
                              java.lang.Integer maxAcceptedWordLength,
                              ColorGenerator colorGenerator)

Parameters:

minAcceptedWordLength - Max length of a word

maxAcceptedWordLength - Min length of a word

colorGenerator - color generator of text

DoubleRandomTextPaster

public DoubleRandomTextPaster(java.lang.Integer minAcceptedWordLength,
                              java.lang.Integer maxAcceptedWordLength,
                              ColorGenerator colorGenerator,
                              java.lang.Boolean manageColorPerGlyph)

Parameters:

minAcceptedWordLength - Max length of a word

maxAcceptedWordLength - Min length of a word

colorGenerator - color generator of text

manageColorPerGlyph - Boolean to set if each glyph can have a new color from the color generator

Method Detail

pasteText

public java.awt.image.BufferedImage pasteText(java.awt.image.BufferedImage background,
                                              java.text.AttributedString attributedWord)
                                       throws CaptchaException

Pastes the attributed string on the backround image and return the final image. Implementation must take into account the fact that the text must be readable by human and non by programs. Paste the text randomly on the background <

Specified by:

pasteText in interface TextPaster

Overrides:

pasteText in class RandomTextPaster

Returns:

the final image

Throws:

CaptchaException - if any exception occurs during paste routine.