public class JHLabsCaptchaEngine extends Object implements org.zkoss.zul.impl.CaptchaEngine, Serializable
Available in ZK PE and ZK EE.
See also JH Labs
Constructor and Description |
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JHLabsCaptchaEngine() |
Modifier and Type | Method and Description |
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protected int |
drawText(Graphics2D g2D,
org.zkoss.zul.Captcha captcha) |
byte[] |
generateCaptcha(Object data) |
protected BufferedImage |
rotateChar(String substr,
int width,
int height,
Font font,
Color fontColor,
Color bgColor) |
public byte[] generateCaptcha(Object data)
generateCaptcha
in interface org.zkoss.zul.impl.CaptchaEngine
protected int drawText(Graphics2D g2D, org.zkoss.zul.Captcha captcha)
protected BufferedImage rotateChar(String substr, int width, int height, Font font, Color fontColor, Color bgColor)
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