package com.code; apache
import java.awt.Color; ide
import java.awt.Graphics2D; 測試
import java.awt.Image; this
import java.awt.p_w_picpath.BufferedImage; google
import java.io.File; 編碼
import java.io.IOException; spa
import java.io.InputStream; 日誌
import java.io.UnsupportedEncodingException; code
import java.util.Hashtable;
import javax.p_w_picpathio.ImageIO;
import javax.swing.ImageIcon;
import jp.sourceforge.qrcode.QRCodeDecoder;
import jp.sourceforge.qrcode.exception.DecodingFailedException;
import org.apache.log4j.Logger;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.BinaryBitmap;
import com.google.zxing.DecodeHintType;
import com.google.zxing.EncodeHintType;
import com.google.zxing.LuminanceSource;
import com.google.zxing.MultiFormatReader;
import com.google.zxing.MultiFormatWriter;
import com.google.zxing.NotFoundException;
import com.google.zxing.Result;
import com.google.zxing.WriterException;
import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
import com.google.zxing.client.j2se.MatrixToImageWriter;
import com.google.zxing.common.BitMatrix;
import com.google.zxing.common.HybridBinarizer;
import com.swetake.util.Qrcode;
public class TwoDimensionCode {
private static Logger log = Logger.getLogger(TwoDimensionCode.class); //設置日誌
private static int QRCODE_IMAGE_SIZE = 140; //二維碼尺寸
private static int ICON_SIZE = 40; //ICON圖片尺寸
public TwoDimensionCode(){}
/**
* 方法描述：生成中間帶ICON圖片的二維碼,默認尺寸140*140，ICON爲40*40
*
* @author HUI
* @time 2013-11-18下午4:20:52
* @param content 要存儲的內容
* @param qrCodeImgPath 二維碼圖片存儲的路徑
* @param iconPath 中間ICON圖標的路徑
* @param imgType 二維碼圖片存儲類型
* @return true 生成成功 false 失敗
*/
public boolean createQrCode(String content, String qrCodeImgPath, String iconPath, String imgType){
if(!isImageType(qrCodeImgPath, imgType)){
log.info("存儲二維碼圖片格式錯誤");
}
Qrcode qrcodeHandler = new Qrcode();
qrcodeHandler.setQrcodeErrorCorrect('M'); //二維碼排錯率，可選L(7%)、M(15%)、Q(25%)、H(30%)，排錯率越高可存儲的信息越少，但對二維碼清晰度的要求越小
qrcodeHandler.setQrcodeEncodeMode('B'); //二維碼編碼格式
qrcodeHandler.setQrcodeVersion(7); //二維碼尺寸
try {
byte[] contentBytes = content.getBytes("utf-8"); //設置文本的格式
BufferedImage bufImg = new BufferedImage(QRCODE_IMAGE_SIZE, QRCODE_IMAGE_SIZE, BufferedImage.TYPE_INT_RGB); //建立二維碼Image
Graphics2D gs = bufImg.createGraphics();
gs.setColor.WHITE); //設置背景顏色
gs.clearRect(0, 0, QRCODE_IMAGE_SIZE, QRCODE_IMAGE_SIZE); //所有填充
gs.setColor(Color.BLACK); //設置圖像顏色
int pixoff = 2; // 設置偏移量 不設置可能致使解析出錯
if (contentBytes.length > 0 && contentBytes.length < 800) {
boolean[][] codeOut = qrcodeHandler.calQrcode(contentBytes);
for (int i = 0; i < codeOut.length; i++) {
for (int j = 0; j < codeOut.length; j++) {
if (codeOut[j][i]) {
gs.fillRect(j * 3 + pixoff, i * 3 + pixoff, 3, 3);
}
}
}
} else {
log.info("QRCode content bytes length = " + contentBytes.length + " not in [ 0,800 ]. ");
return false;
}
ImageIcon img = new ImageIcon(iconPath); //實例化ICON圖標
if(img.getIconWidth()>QRCODE_IMAGE_SIZE || img.getIconHeight()>QRCODE_IMAGE_SIZE){
log.info("ICON圖標尺寸太大");
return false;
}
img.setImage(img.getImage().getScaledInstance(ICON_SIZE, ICON_SIZE, Image.SCALE_DEFAULT)); //縮小圖標,這裏測試是40*40======================
Image imgimg = img.getImage(); //ImageIcon轉化爲Image
int bufImgWidth = bufImg.getWidth();
int bufImgHeight = bufImg.getHeight();
int imgWidth = img.getIconWidth();
int imgHeight = img.getIconHeight();
int x = (bufImgWidth - imgWidth)/2;
int y = (bufImgHeight - imgHeight)/2;
gs.drawImage(imgimg, x, y, null);
gs.dispose();
bufImg.flush();
File imgFile = new File(qrCodeImgPath);
ImageIO.write(bufImg, imgType, imgFile);// 生成二維碼QRCode圖片
} catch (UnsupportedEncodingException e) {
log.info("存儲內容轉化UTF-8失敗");
e.printStackTrace();
return false;
} catch (IOException e) {
log.info("生成二維碼失敗");
e.printStackTrace();
return false;
}
return true;
}
/**
* 方法描述：生成中間帶ICON圖片的二維碼,指定尺寸
*
* @author HUI
* @time 2013-11-18下午4:31:29
* @param content 要存儲的內容
* @param qrCodeImgPath 二維碼圖片存儲的路徑
* @param iconPath 中間ICON圖標的路徑
* @param qrCodeImgSize 指定二維碼尺寸[ 0,40 ]，尺寸越大，存儲容量越大
* @param imgType 二維碼圖片存儲類型
* @return true 生成成功 false 失敗
*/
public boolean createQrCode(String content, String qrCodeImgPath, String iconPath, int qrCodeImgSize, String imgType){
if(!isImageType(qrCodeImgPath, imgType)){
log.info("存儲二維碼圖片格式錯誤");
}
Qrcode qrcodeHandler = new Qrcode();
qrcodeHandler.setQrcodeErrorCorrect('M'); //二維碼排錯率，可選L(7%)、M(15%)、Q(25%)、H(30%)，排錯率越高可存儲的信息越少，但對二維碼清晰度的要求越小
qrcodeHandler.setQrcodeEncodeMode('B'); //二維碼編碼格式
qrcodeHandler.setQrcodeVersion(qrCodeImgSize); //二維碼尺寸
try {
byte[] contentBytes = content.getBytes("utf-8"); //設置文本的格式
int imgSize = 67 + 12 * (qrCodeImgSize - 1);
BufferedImage bufImg = new BufferedImage(imgSize, imgSize, BufferedImage.TYPE_INT_RGB); //建立二維碼Image
Graphics2D gs = bufImg.createGraphics();
gs.setColor.WHITE); //設置背景顏色
gs.clearRect(0, 0, imgSize, imgSize); //所有填充
gs.setColor(Color.BLACK); //設置圖像顏色
int pixoff = 2; // 設置偏移量 不設置可能致使解析出錯
if (contentBytes.length > 0 && contentBytes.length < 800) {
boolean[][] codeOut = qrcodeHandler.calQrcode(contentBytes);
for (int i = 0; i < codeOut.length; i++) {
for (int j = 0; j < codeOut.length; j++) {
if (codeOut[j][i]) {
gs.fillRect(j * 3 + pixoff, i * 3 + pixoff, 3, 3);
}
}
}
} else {
log.info("QRCode content bytes length = " + contentBytes.length + " not in [ 0,800 ]. ");
return false;
}
ImageIcon img = new ImageIcon(iconPath); //實例化ICON圖標
if(img.getIconWidth()>imgSize || img.getIconHeight()>imgSize){
log.info("ICON圖標尺寸太大");
return false;
}
img.setImage(img.getImage().getScaledInstance(40, 40, Image.SCALE_DEFAULT)); //縮小圖標,這裏測試是40*40======================
Image imgimg = img.getImage(); //ImageIcon轉化爲Image
int bufImgWidth = bufImg.getWidth();
int bufImgHeight = bufImg.getHeight();
int imgWidth = img.getIconWidth();
int imgHeight = img.getIconHeight();
int x = (bufImgWidth - imgWidth)/2;
int y = (bufImgHeight - imgHeight)/2;
gs.drawImage(imgimg, x, y, null);
gs.dispose();
bufImg.flush();
File imgFile = new File(qrCodeImgPath);
ImageIO.write(bufImg, imgType, imgFile);// 生成二維碼QRCode圖片
} catch (UnsupportedEncodingException e) {
log.info("存儲內容轉化UTF-8失敗");
e.printStackTrace();
return false;
} catch (IOException e) {
log.info("生成二維碼失敗");
e.printStackTrace();
return false;
}
return true;
}
/**
* 方法描述：生成通常的二維碼
*
* @author HUI
* @time 2013-11-18下午4:49:28
* @param content 存儲內容
* @param qrCodeImgPath 二維碼存儲路徑
* @param imgType 二維碼圖片存儲類型
* @return
*/
public boolean createQrCode(String content, String qrCodeImgPath, String imgType){
if(!isImageType(qrCodeImgPath, imgType)){
log.info("存儲二維碼圖片格式錯誤");
}
Qrcode qrcodeHandler = new Qrcode();
qrcodeHandler.setQrcodeErrorCorrect('M'); //二維碼排錯率，可選L(7%)、M(15%)、Q(25%)、H(30%)，排錯率越高可存儲的信息越少，但對二維碼清晰度的要求越小
qrcodeHandler.setQrcodeEncodeMode('B'); //二維碼編碼格式
qrcodeHandler.setQrcodeVersion(7); //二維碼尺寸
try {
byte[] contentBytes = content.getBytes("utf-8"); //設置文本的格式
BufferedImage bufImg = new BufferedImage(QRCODE_IMAGE_SIZE, QRCODE_IMAGE_SIZE, BufferedImage.TYPE_INT_RGB); //建立二維碼Image
Graphics2D gs = bufImg.createGraphics();
gs.setColor.WHITE); //設置背景顏色
gs.clearRect(0, 0, QRCODE_IMAGE_SIZE, QRCODE_IMAGE_SIZE); //所有填充
gs.setColor(Color.BLACK); //設置圖像顏色
int pixoff = 2; // 設置偏移量 不設置可能致使解析出錯
if (contentBytes.length > 0 && contentBytes.length < 800) {
boolean[][] codeOut = qrcodeHandler.calQrcode(contentBytes);
for (int i = 0; i < codeOut.length; i++) {
for (int j = 0; j < codeOut.length; j++) {
if (codeOut[j][i]) {
gs.fillRect(j * 3 + pixoff, i * 3 + pixoff, 3, 3);
}
}
}
} else {
log.info("QRCode content bytes length = " + contentBytes.length + " not in [ 0,800 ]. ");
return false;
}
gs.dispose();
bufImg.flush();
File imgFile = new File(qrCodeImgPath);
ImageIO.write(bufImg, imgType, imgFile);// 生成二維碼QRCode圖片
} catch (UnsupportedEncodingException e) {
log.info("存儲內容轉化UTF-8失敗");
e.printStackTrace();
return false;
} catch (IOException e) {
log.info("生成二維碼失敗");
e.printStackTrace();
return false;
}
return true;
}
/**
* 方法描述：google API生成二維碼
*
* @author HUI
* @time 2013-11-19下午12:45:52
* @param content 存儲內容
* @param qrCodeImgPath 二維碼存儲路徑
* @param qrCodeSize 二維碼生成大小（例如200*200）
* @param imgType 二維碼圖片存儲類型
* @return true 成功 false 失敗
*/
/*public boolean createQrCode(String content, String qrCodeImgPath, int qrCodeSize, String imgType){
if(!isImageType(qrCodeImgPath, imgType)){
log.info("存儲二維碼圖片格式錯誤");
return false;
}
QRCodeWriter writer = new QRCodeWriter();
try {
String contentStr = new String(content.getBytes("GBK"), "UTF-8");
BitMatrix matrix = writer.encode(contentStr, BarcodeFormat.QR_CODE,qrCodeSize, qrCodeSize);
File file = new File(qrCodeImgPath);
MatrixToImageWriter.writeToFile(matrix, imgType, file);
} catch (WriterException e) {
log.info("建立二維碼失敗");
e.printStackTrace();
return false;
} catch (IOException e) {
log.info("建立二維碼失敗");
e.printStackTrace();
return false;
}
return true;
}*/
public boolean createQrCode(String content, String qrCodeImgPath, int qrCodeSize, String imgType){
if(!isImageType(qrCodeImgPath, imgType)){
log.info("存儲二維碼圖片格式錯誤");
return false;
}
Hashtable<EncodeHintType, String> hints = new Hashtable<EncodeHintType, String>();
hints.put(EncodeHintType.CHARACTER_SET, "UTF-8");
BitMatrix bitMatrix;
try {
bitMatrix = new MultiFormatWriter().encode(content, BarcodeFormat.QR_CODE, qrCodeSize, qrCodeSize, hints);
MatrixToImageWriter.writeToFile(bitMatrix, imgType, new File(qrCodeImgPath));
} catch (WriterException e) {
log.info("建立二維碼失敗");
e.printStackTrace();
return false;
} catch (IOException e) {
log.info("建立二維碼失敗");
e.printStackTrace();
return false;
}
return true;
}
/**
* 方法描述：解析不包含logo的二維碼，獲得二維碼存儲信息
*
* @author HUI
* @time 2013-11-19上午9:26:51
* @param qrCodeImgPath 二維碼存儲路徑
* @return 二維碼的存儲信息
*/
public String decoderQRCode(String qrCodeImgPath){
File qrCodeImgFile = new File(qrCodeImgPath);
BufferedImage bufImg = null;
String content = null;
try {
bufImg = ImageIO.read(qrCodeImgFile);
QRCodeDecoder decoder = new QRCodeDecoder();
content = new String(decoder.decode(new TwoDimensionCodeImg(bufImg)), "UTF-8");
} catch (IOException e) {
log.info("解析出錯: " + e.getMessage());
e.printStackTrace();
} catch (DecodingFailedException dfe) {
log.info("解析出錯: " + dfe.getMessage());
dfe.printStackTrace();
}
return content;
}
/**
* 方法描述：解析不包含logo的二維碼，獲得二維碼存儲信息
*
* @author HUI
* @time 2013-11-19上午9:29:01
* @param qrCodeImgFile 二維碼圖片文件
* @return 二維碼存儲信息
*/
public String decoderQRCode(File qrCodeImgFile){
BufferedImage bufImg = null;
String content = null;
try {
bufImg = ImageIO.read(qrCodeImgFile);
QRCodeDecoder decoder = new QRCodeDecoder();
content = new String(decoder.decode(new TwoDimensionCodeImg(bufImg)), "UTF-8");
} catch (IOException e) {
log.info("解析出錯: " + e.getMessage());
e.printStackTrace();
} catch (DecodingFailedException dfe) {
log.info("解析出錯: " + dfe.getMessage());
dfe.printStackTrace();
}
return content;
}
/**
* 方法描述：解析不包含logo的二維碼，獲得二維碼存儲信息
*
* @author HUI
* @time 2013-11-19上午9:31:28
* @param input 二維碼文件輸入流
* @return 二維碼存儲信息
*/
public String decoderQRCode(InputStream input){
BufferedImage bufImg = null;
String content = null;
try {
bufImg = ImageIO.read(input);
QRCodeDecoder decoder = new QRCodeDecoder();
content = new String(decoder.decode(new TwoDimensionCodeImg(bufImg)), "UTF-8");
} catch (IOException e) {
log.info("解析出錯: " + e.getMessage());
e.printStackTrace();
} catch (DecodingFailedException dfe) {
log.info("解析出錯: " + dfe.getMessage());
dfe.printStackTrace();
}
return content;
}
/**
* 方法描述：利用google API解析二維碼
*
* @author HUI
* @time 2013-11-19下午12:47:52
* @param qrCodeImgPath 二維碼路徑
* @return
*/
public String decoderGoogleQRCode(String qrCodeImgPath){
Result result = null;
BufferedImage p_w_picpath = null;
String rtn = null;
try {
p_w_picpath = ImageIO.read(new File(qrCodeImgPath));
LuminanceSource source = new BufferedImageLuminanceSource(p_w_picpath);
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
Hashtable<DecodeHintType, String> hints = new Hashtable<DecodeHintType, String>();
hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
result = new MultiFormatReader().decode(bitmap, hints);
rtn = result.getText();
} catch (IOException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
} catch (NotFoundException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
}
return rtn;
}
/**
* 方法描述：利用google API解析二維碼
*
* @author HUI
* @time 2013-11-19下午12:54:26
* @param qrCodeImgFile 二維碼文件
* @return 存儲信息
*/
public String decoderGoogleQRCode(File qrCodeImgFile){
Result result = null;
BufferedImage p_w_picpath = null;
String rtn = null;
try {
p_w_picpath = ImageIO.read(qrCodeImgFile);
LuminanceSource source = new BufferedImageLuminanceSource(p_w_picpath);
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
Hashtable<DecodeHintType, String> hints = new Hashtable<DecodeHintType, String>();
hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
result = new MultiFormatReader().decode(bitmap, hints);
rtn = result.getText();
} catch (IOException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
} catch (NotFoundException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
}
return rtn;
}
/**
* 方法描述：利用google API解析二維碼
*
* @author HUI
* @time 2013-11-19下午12:56:34
* @param input 輸入流
* @return 存儲信息
*/
public String decoderGoogleQRCode(InputStream input){
Result result = null;
BufferedImage p_w_picpath = null;
String rtn = null;
try {
p_w_picpath = ImageIO.read(input);
LuminanceSource source = new BufferedImageLuminanceSource(p_w_picpath);
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
Hashtable<DecodeHintType, String> hints = new Hashtable<DecodeHintType, String>();
hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
result = new MultiFormatReader().decode(bitmap, hints);
rtn = result.getText();
} catch (IOException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
} catch (NotFoundException e) {
log.info("解析二維碼出現錯誤" + e.getMessage());
e.printStackTrace();
rtn = "";
}
return rtn;
}
private boolean isImageType(String qrCodeImgPath, String imgType){
int index = qrCodeImgPath.lastIndexOf(".");
if(index < 0){
return false;
}
String QrCodeimgType = qrCodeImgPath.substring(index).toLowerCase();
boolean imgPathTypeBool = QrCodeimgType.equals(".jpg") || QrCodeimgType.equals(".png") || QrCodeimgType.equals(".gif") || QrCodeimgType.equals(".bmp") || QrCodeimgType.equals(".jpeg");
boolean imgTypeBool = imgType.equals("jpg") || imgType.equals("png") || imgType.equals("gif") || imgType.equals("bmp") || imgType.equals("jpeg");
boolean Type2Equal = QrCodeimgType.substring(1).equals(imgType);
if(imgPathTypeBool && imgTypeBool && Type2Equal ){
return true;
}
return false;
}
}
|