Module bus.extra

Package org.miaixz.bus.extra.captcha.provider

Class ShearProvider

java.lang.Object

org.miaixz.bus.extra.captcha.AbstractProvider

org.miaixz.bus.extra.captcha.provider.ShearProvider

All Implemented Interfaces:

Serializable, org.miaixz.bus.core.Provider, CaptchaProvider

public class ShearProvider
extends AbstractProvider

Shear interference CAPTCHA provider.

Since:

Java 17+

Author:

Kimi Liu

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.miaixz.bus.extra.captcha.AbstractProvider

background, code, font, generator, height, imageBytes, interfereCount, textAlpha, width

Constructor Summary

Constructors

Constructor	Description
ShearProvider(int width, int height)	Constructor.
ShearProvider(int width, int height, int codeCount)	Constructor.
ShearProvider(int width, int height, int codeCount, int thickness)	Constructor.
ShearProvider(int width, int height, int codeCount, int interfereCount, float sizeBaseHeight)	Constructor.
ShearProvider(int width, int height, CodeStrategy generator, int interfereCount)	Constructor.

Method Summary

Modifier and Type	Method	Description
Image	createImage(String code)	Creates the CAPTCHA image based on the generated code.

Methods inherited from class org.miaixz.bus.extra.captcha.AbstractProvider

create, generateCode, get, getGenerator, getImage, getImageBase64, getImageBase64Data, getImageBytes, setBackground, setFont, setGenerator, setTextAlpha, verify, write, write, write

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.miaixz.bus.extra.captcha.CaptchaProvider

type

Constructor Details

ShearProvider

public ShearProvider(int width,
 int height)

Constructor.

Parameters:

width - Image width.

height - Image height.

ShearProvider

public ShearProvider(int width,
 int height,
 int codeCount)

Constructor.

Parameters:

width - Image width.

height - Image height.

codeCount - Number of characters.

ShearProvider

public ShearProvider(int width,
 int height,
 int codeCount,
 int thickness)

Constructor.

Parameters:

width - Image width.

height - Image height.

codeCount - Number of characters.

thickness - Thickness of the interference line.

ShearProvider

public ShearProvider(int width,
 int height,
 CodeStrategy generator,
 int interfereCount)

Constructor.

Parameters:

width - Image width.

height - Image height.

generator - CAPTCHA code generator.

interfereCount - Number of interfering elements (used as thickness for the line).

ShearProvider

public ShearProvider(int width,
 int height,
 int codeCount,
 int interfereCount,
 float sizeBaseHeight)

Constructor.

Parameters:

width - Image width.

height - Image height.

codeCount - Number of characters.

interfereCount - Number of interfering elements (used as thickness for the line).

sizeBaseHeight - Font size as a multiplier of the height.

Method Details

createImage

public Image createImage(String code)

Description copied from class: AbstractProvider

Creates the CAPTCHA image based on the generated code.

Specified by:

createImage in class AbstractProvider

Parameters:

code - The CAPTCHA code.

Returns:

The CAPTCHA image.