package?com.wctweb.util;

import?java.awt.Color;
import?java.awt.Font;
import?java.awt.Graphics2D;
import?java.awt.image.BufferedImage;
import?java.io.ByteArrayOutputStream;
import?java.io.File;
import?java.util.Date;
import?java.util.HashMap;
import?java.util.Map;

import?javax.imageio.ImageIO;
import?org.apache.commons.codec.binary.base64;
import?com.google.zxing.BarcodeFormat;
import?com.google.zxing.EncodeHintType;
import?com.google.zxing.MultiFormatWriter;
import?com.google.zxing.WriterException;
import?com.google.zxing.common.BitMatrix;
import?com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;

/**??
?*?@Description:?（二維碼）?????
?*/
public?class?ZXingCode{
????private?static?final?int?QRCOLOR?=?0xFF000000;???//默認是黑色
????private?static?final?int?BGWHITE?=?0xFFFFFFFF;???//背景顏色

????public?static?void?main（String[]?args）{
????????????getLogoQRCode（“https://www.baidu.com/“?“跳轉到百度的二維碼“）;
	}
????/**
?????*?生成帶logo的二維碼圖片
?????*
?????*?@param?qrPic
?????*?@param?logoPic
?????*/
????public?static?String?getLogoQRCode（String?qrUrlString?productName）{
//??????String?filePath?=?（javax.servlet.http.HttpServletRequest）request.getSession（）.getServletContext（）.getRealPath（“/“）?+?“resources/images/logoImages/llhlogo.png“;
????????//filePath是二維碼logo的路徑，但是實際中我們是放在項目的某個路徑下面的，所以路徑用上面的，把下面的注釋就好
????????String?filePath?=?“E:/img/20161201/20161201212120628fmql98ax.jpg“;??//TODO??
????????String?content?=?qrUrl;
????????try{??
????????????ZXingCode?zp?=?new?ZXingCode（）;
????????????BufferedImage?bim?=?zp.getQR_CODEBufferedImage（content?BarcodeFormat.QR_CODE?400?400?zp.getDecodeHintType（））;
????????????return?zp.addLogo_QRCode（bim?new?File（filePath）?new?LogoConfig（）?productName）;
????????}
????????catch?（Exception?e）{
????????????e.printStackTrace（）;
????????}
????????return?null;
????}

????/**
?????*?給二維碼圖片添加Logo
?????*
?????*?@param?qrPic
?????*?@param?logoPic
?????*/
????public?String?addLogo_QRCode（BufferedImage?bim?File?logoPic?LogoConfig?logoConfig?String?productName）{
????????try{
????????????/**
?????????????*?讀取二維碼圖片，并構建繪圖對象
?????????????*/
????????????BufferedImage?image?=?bim;
????????????Graphics2D?g?=?image.createGraphics（）;

????????????/**
?????????????*?讀取Logo圖片
?????????????*/
????????????BufferedImage?logo?=?ImageIO.read（logoPic）;
????????????/**
?????????????*?設置logo的大小本人設置為二維碼圖片的20%因為過大會蓋掉二維碼
?????????????*/
????????????int?widthLogo?=?logo.getWidth（null）>image.getWidth（）*3/10?（image.getWidth（）*3/10）:logo.getWidth（null）?
????????????????heightLogo?=?logo.getHeight（null）>image.getHeight（）*3/10?（image.getHeight（）*3/10）:logo.getWidth（null）;

????????????/**
?????????????*?logo放在中心
?????????????*/
?????????????int?x?=?（image.getWidth（）?-?widthLogo）?/?2;
?????????????int?y?=?（image.getHeight（）?-?heightLogo）?/?2;
?????????????/**
?????????????*?logo放在右下角
?????????????*??int?x?=?（image.getWidth（）?-?widthLogo）;
?????????????*??int?y?=?（image.getHeight（）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????997??2017-02-14?09:27??ORgenTest\.classpath

?????文件???????1042??2017-02-14?09:25??ORgenTest\.project

?????文件????????503??2017-02-14?09:25??ORgenTest\.settings\.jsdtscope

?????文件????????364??2017-02-14?09:25??ORgenTest\.settings\org.eclipse.jdt.core.prefs

?????文件????????479??2017-02-14?09:25??ORgenTest\.settings\org.eclipse.wst.common.component

?????文件????????345??2017-02-14?09:25??ORgenTest\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2017-02-14?09:25??ORgenTest\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2017-02-14?09:25??ORgenTest\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件???????1048??2017-02-14?09:47??ORgenTest\build\classes\com\wctweb\util\LogoConfig.class

?????文件???????7419??2017-02-14?09:47??ORgenTest\build\classes\com\wctweb\util\ZXingCode.class

?????文件??????11348??2017-02-14?09:47??ORgenTest\src\com\wctweb\util\ZXingCode.java

?????文件?????????39??2017-02-14?09:25??ORgenTest\WebContent\meta-INF\MANIFEST.MF

?????文件?????263865??2017-02-14?09:26??ORgenTest\WebContent\WEB-INF\lib\commons-codec-1.8.jar

?????文件?????538421??2017-02-14?09:27??ORgenTest\WebContent\WEB-INF\lib\core-3.1.0.jar

?????目錄??????????0??2017-02-14?09:33??ORgenTest\build\classes\com\wctweb\util

?????目錄??????????0??2017-02-14?09:33??ORgenTest\build\classes\com\wctweb

?????目錄??????????0??2017-02-14?09:28??ORgenTest\src\com\wctweb\util

?????目錄??????????0??2017-02-14?09:33??ORgenTest\build\classes\com

?????目錄??????????0??2017-02-14?09:33??ORgenTest\src\com\wctweb

?????目錄??????????0??2017-02-14?09:27??ORgenTest\WebContent\WEB-INF\lib

?????目錄??????????0??2017-02-14?09:28??ORgenTest\build\classes

?????目錄??????????0??2017-02-14?09:33??ORgenTest\src\com

?????目錄??????????0??2017-02-14?09:25??ORgenTest\WebContent\meta-INF

?????目錄??????????0??2017-02-14?09:25??ORgenTest\WebContent\WEB-INF

?????目錄??????????0??2017-02-14?09:25??ORgenTest\.settings

?????目錄??????????0??2017-02-14?09:25??ORgenTest\build

?????目錄??????????0??2017-02-14?09:28??ORgenTest\src

?????目錄??????????0??2017-02-14?09:25??ORgenTest\WebContent

?????目錄??????????0??2017-02-14?09:25??ORgenTest

-----------?---------??----------?-----??----

............此處省略2個文件信息