cn.aotcloud.utils

类 QrCodeUtils

java.lang.Object

cn.aotcloud.utils.BaseCodeUtils

cn.aotcloud.utils.QrCodeUtils

public class QrCodeUtils
extends BaseCodeUtils

二维码生成工具类

字段概要

从类继承的字段 cn.aotcloud.utils.BaseCodeUtils

CHARSET, IAMGE_FORMAT, logger

构造器概要

构造器

构造器和说明
QrCodeUtils()

方法概要

限定符和类型	方法和说明
static BufferedImage	changeQRCodeImageRGB(BufferedImage image, boolean changeRgb, int targetRgb)
static BufferedImage	createQRCodeImage(String content, InputStream logoInput, QrConts qrConts, boolean defaultLogo, boolean defaultFrame, boolean needCompress, int targetRgb, boolean changeRgb) 生成二维码
static BufferedImage	createQRCodeImage(String content, QrConts qrConts, boolean defaultLogo, boolean defaultFrame, boolean needCompress, int targetRgb, boolean changeRgb) 生成二维码
static BufferedImage	drawQRCodeImageFrame(BufferedImage image, QrConts qrConts, boolean defaultFrame, boolean changeRgb, int targetRgb)
static int	getIntFromRGBArray(int Red, int Green, int Blue)
static int[]	getRGBArrayFromHex(String hexStr)
static int	getRGBFromHex(String hexStr)

从类继承的方法 cn.aotcloud.utils.BaseCodeUtils

convertBase64ToImage, convertImageToBase64, convertImageToBase64

从类继承的方法 java.lang.Object

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

构造器详细资料

QrCodeUtils

public QrCodeUtils()

方法详细资料

createQRCodeImage

public static BufferedImage createQRCodeImage(String content,
                                              QrConts qrConts,
                                              boolean defaultLogo,
                                              boolean defaultFrame,
                                              boolean needCompress,
                                              int targetRgb,
                                              boolean changeRgb)
                                       throws com.google.zxing.WriterException

生成二维码

参数:

content - 二维码内容

logoPath - logo地址

needCompress - 是否压缩logo

返回:

图片

抛出:

com.google.zxing.WriterException

IOException

createQRCodeImage

public static BufferedImage createQRCodeImage(String content,
                                              InputStream logoInput,
                                              QrConts qrConts,
                                              boolean defaultLogo,
                                              boolean defaultFrame,
                                              boolean needCompress,
                                              int targetRgb,
                                              boolean changeRgb)
                                       throws com.google.zxing.WriterException,
                                              IOException

生成二维码

参数:

content - 二维码内容

logoPath - logo地址

needCompress - 是否压缩logo

返回:

图片

抛出:

com.google.zxing.WriterException

IOException

drawQRCodeImageFrame

public static BufferedImage drawQRCodeImageFrame(BufferedImage image,
                                                 QrConts qrConts,
                                                 boolean defaultFrame,
                                                 boolean changeRgb,
                                                 int targetRgb)

changeQRCodeImageRGB

public static BufferedImage changeQRCodeImageRGB(BufferedImage image,
                                                 boolean changeRgb,
                                                 int targetRgb)

参数:

path - 原图地址

targetRgb - 目标颜色RGB值 16进制颜色码

isNetWork - 原图是否为网络图片地址

返回:

getRGBFromHex

public static int getRGBFromHex(String hexStr)

getRGBArrayFromHex

public static int[] getRGBArrayFromHex(String hexStr)

getIntFromRGBArray

public static int getIntFromRGBArray(int Red,
                                     int Green,
                                     int Blue)