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+package com.yh.saas.plugin.yiliangyiyun.util;
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+
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+import com.aliyun.oss.OSSClient;
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+import com.aliyun.oss.model.ObjectMetadata;
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+import com.aliyun.oss.model.PutObjectRequest;
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+import com.google.zxing.BarcodeFormat;
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+import com.google.zxing.EncodeHintType;
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+import com.google.zxing.MultiFormatWriter;
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+import com.google.zxing.common.BitMatrix;
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+import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
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+import com.sun.image.codec.jpeg.JPEGCodec;
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+import com.sun.image.codec.jpeg.JPEGImageEncoder;
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+import com.yh.saas.plugin.yiliangyiyun.entity.LogoConfig;
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+import lombok.Getter;
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+import org.apache.http.entity.ContentType;
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+import org.springframework.beans.factory.annotation.Autowired;
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+import org.springframework.beans.factory.annotation.Value;
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+import org.springframework.mock.web.MockMultipartFile;
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+import org.springframework.web.multipart.MultipartFile;
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+
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+import javax.imageio.ImageIO;
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+import java.awt.*;
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+import java.io.File;
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+import java.io.FileOutputStream;
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+import java.io.OutputStream;
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+import java.io.IOException;
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+import java.awt.image.BufferedImage;
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+import java.util.HashMap;
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+import java.util.Map;
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+
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+public final class MatrixToImageWriter {
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+
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+
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+ @Getter
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+ @Value("${oss.endpoint.internal:}")
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+ private String baseUrl;
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+ @Getter
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+ @Value("${oss.bucket.name:}")
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+ private String bucket;
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+ @Autowired
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+ private OSSClient ossClient;
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+ @Getter
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+ @Value("${oss.endpoint.default:}")
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+ private String endpoint;
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+
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+ private String host;
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+
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+ // @Override
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+ public void afterPropertiesSet() throws Exception {
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+ host = "http://" + bucket + "." + endpoint;
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+ }
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+
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+
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+ private static final int BLACK = 0xFF000000;
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+ private static final int WHITE = 0xFFFFFFFF;
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+
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+ private MatrixToImageWriter() {
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+ }
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+
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+
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+ public static BufferedImage toBufferedImage(BitMatrix matrix) {
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+ int width = matrix.getWidth();
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+ int height = matrix.getHeight();
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+ BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
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+ for (int x = 0; x < width; x++) {
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+ for (int y = 0; y < height; y++) {
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+ image.setRGB(x, y, matrix.get(x, y) ? BLACK : WHITE);
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+ }
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+ }
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+ return image;
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+ }
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+
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+
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+ public static void writeToFile(BitMatrix matrix, String format, File file)
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+ throws IOException {
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+ BufferedImage image = toBufferedImage(matrix);
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+ if (!ImageIO.write(image, format, file)) {
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+ throw new IOException("Could not write an image of format " + format + " to " + file);
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+ }
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+ }
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+
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+
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+ public static void writeToStream(BitMatrix matrix, String format, OutputStream stream)
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+ throws IOException {
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+ BufferedImage image = toBufferedImage(matrix);
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+ if (!ImageIO.write(image, format, stream)) {
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+ throw new IOException("Could not write an image of format " + format);
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+ }
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+ }
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+
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+
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+ /**
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+ * 给二维码图片添加Logo
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+ *
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+ * @param qrPic
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+ * @param logoPic
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+ */
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+ public static void addLogo_QRCode(File qrPic, File logoPic, LogoConfig logoConfig) {
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+ try {
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+ if (!qrPic.isFile() || !logoPic.isFile()) {
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+ System.out.print("file not find !");
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+ System.exit(0);
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+ }
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+
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+ /**
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+ * 读取二维码图片，并构建绘图对象
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+ */
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+ BufferedImage image = ImageIO.read(qrPic);
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+ Graphics2D g = image.createGraphics();
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+
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+ /**
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+ * 读取Logo图片
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+ */
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+ BufferedImage logo = ImageIO.read(logoPic);
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+
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+ int widthLogo = image.getWidth() / logoConfig.getLogoPart();
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+ // int heightLogo = image.getHeight()/logoConfig.getLogoPart();
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+ int heightLogo = image.getWidth() / logoConfig.getLogoPart(); //保持二维码是正方形的
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+
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+ // 计算图片放置位置
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+ int x = (image.getWidth() - widthLogo) / 2;
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+ int y = (image.getHeight() - heightLogo) / 2;
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+
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+
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+ //开始绘制图片
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+ g.drawImage(logo, x, y, widthLogo, heightLogo, null);
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+ g.drawRoundRect(x, y, widthLogo, heightLogo, 10, 10);
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+ g.setStroke(new BasicStroke(logoConfig.getBorder()));
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+ g.setColor(logoConfig.getBorderColor());
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+ g.drawRect(x, y, widthLogo, heightLogo);
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+
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+ g.dispose();
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+
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+// ImageIO.write(image, "jpeg", new File("D:/" + name + ".jpg"));
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ }
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+
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+
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+// /**
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+// * @param pressText 文字
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+// * @param newImg 带文字的图片
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+// * @param targetImg 需要添加文字的图片
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+// * @param fontStyle
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+// * @param color
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+// * @param fontSize
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+// * @param width
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+// * @为图片添加文字
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+// */
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+// public static void pressText(String pressText, String newImg, String targetImg, int fontStyle, Color color, int fontSize, int width, int height) {
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+//
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+// //计算文字开始的位置
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+// //x开始的位置：（图片宽度-字体大小*字的个数）/2
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+// int startX = (width-(fontSize*pressText.length()))/2;
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+// //y开始的位置：图片高度-（图片高度-图片宽度）/2
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+// int startY = height-(height-width)/2;
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+//
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+// try {
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+// File file = new File(targetImg);
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+// Image src = ImageIO.read(file);
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+// int imageW = src.getWidth(null);
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+// int imageH = src.getHeight(null);
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+// BufferedImage image = new BufferedImage(imageW, imageH, BufferedImage.TYPE_INT_RGB);
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+// Graphics g = image.createGraphics();
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+// g.drawImage(src, 0, 0, imageW, imageH, null);
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+// g.setColor(color);
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+// g.setFont(new Font(null, fontStyle, fontSize));
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+// g.drawString(pressText, startX, startY);
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+// g.dispose();
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+//
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+// FileOutputStream out = new FileOutputStream(newImg);
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+// ImageIO.write(image, "JPEG", out);
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+// JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
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+// encoder.encode(image);
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+// out.close();
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+// System.out.println("image press success");
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+// } catch (Exception e) {
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+// System.out.println(e);
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+// }
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+// }
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+ public String logoWriter(String content, String type, String name) {
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+ try {
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+ //二维码表示的内容
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+// String content = "http://www.cnblogs.com/";
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+
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+ //存放logo的文件夹
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+ String path = "D:/QRCodeImage";
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+
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+ MultiFormatWriter multiFormatWriter = new MultiFormatWriter();
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+
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+ @SuppressWarnings("rawtypes")
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+ Map hints = new HashMap();
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+
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+ //设置UTF-8， 防止中文乱码
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+ hints.put(EncodeHintType.CHARACTER_SET, "UTF-8");
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+ //设置二维码四周白色区域的大小
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+ hints.put(EncodeHintType.MARGIN, 1);
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+ //设置二维码的容错性
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+ hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
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+
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+ //width:图片完整的宽;height:图片完整的高
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+ //因为要在二维码下方附上文字，所以把图片设置为长方形（高大于宽）
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+ int width = 100;
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+ int height = 100;
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+
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+ //画二维码，记得调用multiFormatWriter.encode()时最后要带上hints参数，不然上面设置无效
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+ BitMatrix bitMatrix = multiFormatWriter.encode(content, BarcodeFormat.QR_CODE, width, height, hints);
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+
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+ //qrcFile用来存放生成的二维码图片（无logo，无文字）
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+ File qrcFile = new File(path, name + "123.jpg");
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+ //logoFile用来存放带有logo的二维码图片（二维码+logo，无文字）
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+ File logoFile = new File(path, "DSC_7907.jpg");
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+
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+ //开始画二维码
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+ MatrixToImageWriter.writeToFile(bitMatrix, "jpg", qrcFile);
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+
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+ //在二维码中加入图片
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+ LogoConfig logoConfig = new LogoConfig(); //LogoConfig中设置Logo的属性
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+// addLogo_QRCode(qrcFile, logoFile, logoConfig, name);
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+// MultipartFile multipartFile = new MockMultipartFile( ContentType.APPLICATION_OCTET_STREAM.toString(), fileInputStream);
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+// String result = QRCodeUtil.upload(multipartFile,name);
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+// file.delete();
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+// return result;
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+ return "success";
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+
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ return "error";
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+ }
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+ }
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+
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+ /**
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+ * 后台通过服务器间接传文件
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+ *
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+ * @param file
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+ * @return
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+ * @throws IOException
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+ */
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+ public String upload(MultipartFile file, String sendCarNo) throws IOException {
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+ ObjectMetadata objectMetadata = new ObjectMetadata();
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+ objectMetadata.setContentLength(file.getSize());
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+ objectMetadata.setContentType(file.getContentType());
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+ PutObjectRequest putObjectRequest = new PutObjectRequest(bucket, "QRCode/" + sendCarNo + ".png", file.getInputStream(), objectMetadata);
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+ ossClient.putObject(putObjectRequest);
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+ return baseUrl + "QRCode/" + sendCarNo + ".png";
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+ }
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+
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+
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+}
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