package com.sunda.spmsweb.util; 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 org.apache.commons.lang.StringUtils; import javax.imageio.ImageIO; import java.awt.*; import java.awt.geom.AffineTransform; import java.awt.geom.RoundRectangle2D; import java.awt.image.AffineTransformOp; import java.awt.image.BufferedImage; import java.io.File; import java.text.SimpleDateFormat; import java.util.Date; import java.util.HashMap; import java.util.Map; /** * @program: spms * @description: Matrix code for storage number generate * @author: Wayne Wu * @create: 2021-06-30 10:58 **/ public class MatrixCodeBoxNoteUtil { private static final int BLACK = 0xFF000000; private static final int WHITE = 0xFFFFFFFF; private MatrixCodeBoxNoteUtil() { } /** 条形码总宽度 */ private static final int WIDTH = 600; /** 加文字 条形码 */ private static final int WORDHEIGHT = 800; public static BufferedImage toBufferedImage(BitMatrix matrix) { int width = matrix.getWidth(); int height = matrix.getHeight(); BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); for (int x = 0; x < width; x++) { for (int y = 0; y < height; y++) { image.setRGB(x, y, matrix.get(x, y) ? BLACK : WHITE); } } return image; } public static BufferedImage generateMatrixCode(String boxNote) { try { String content = boxNote; MultiFormatWriter multiFormatWriter = new MultiFormatWriter(); Map hints = new HashMap(); hints.put(EncodeHintType.CHARACTER_SET, "UTF-8"); BitMatrix bitMatrix = multiFormatWriter.encode(content, BarcodeFormat.QR_CODE, 600, 600, hints); return toBufferedImage(bitMatrix); } catch (WriterException e) { e.printStackTrace(); } return null; } public static BufferedImage insertWords(BufferedImage image, String boxNote, String dn){ SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); if (StringUtils.isNotEmpty(boxNote)) { BufferedImage outImage = new BufferedImage(WIDTH, WORDHEIGHT, BufferedImage.TYPE_INT_RGB); Graphics2D g2d = outImage.createGraphics(); // 抗锯齿 setGraphics2D(g2d); // 设置白色 setColorWhite(g2d); // 画条形码到新的面板 g2d.drawImage(image, 0, 0, image.getWidth(), image.getHeight(), null); // 画文字到新的面板 Color color=new Color(0, 0, 0); g2d.setColor(color); // 字体、字型、字号 g2d.setFont(new Font("Arial", Font.PLAIN, 50)); //文字长度 int strWidth = g2d.getFontMetrics().stringWidth(boxNote); //总长度减去文字长度的一半 （居中显示） int wordStartX= (WIDTH - strWidth) / 2; // 画文字 g2d.drawString(boxNote, wordStartX, 600); if (StringUtils.isNotEmpty(dn)){ g2d.setFont(new Font("Arial", Font.PLAIN, 50)); g2d.drawString(dn, (WIDTH - g2d.getFontMetrics().stringWidth(dn)) / 2, 680); } g2d.setFont(new Font("Arial", Font.PLAIN, 30)); g2d.drawString(sdf.format(new Date()), (WIDTH - g2d.getFontMetrics().stringWidth(sdf.format(new Date()))) / 2, 760); g2d.dispose(); outImage.flush(); return outImage; } return null; } public static BufferedImage insertImage(BufferedImage bufferedImage, String imgPath, boolean needCompress) throws Exception { File file = new File(imgPath); if (!file.exists()) { System.err.println("" + imgPath + " 该文件不存在！"); return null; } Image src = ImageIO.read(new File(imgPath)); int width = src.getWidth(null); int height = src.getHeight(null); if (needCompress) { // 压缩LOGO if (width > WIDTH) { width = WIDTH; } if (height > 600) { height = 600; } Image image = src.getScaledInstance(width, height, Image.SCALE_SMOOTH); BufferedImage tag = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics g = tag.getGraphics(); g.drawImage(image, 0, 0, null); // 绘制缩小后的图 g.dispose(); src = image; } // 插入LOGO Graphics2D graph = bufferedImage.createGraphics(); int x = (600 - width) / 2; int y = (600 - height) / 2; graph.drawImage(src, x, y, width, height, null); Shape shape = new RoundRectangle2D.Float(x, y, width, width, 6, 6); graph.setStroke(new BasicStroke(3f)); graph.draw(shape); graph.dispose(); return bufferedImage; } /** * 设置 Graphics2D 属性 （抗锯齿） * @param g2d Graphics2D提供对几何形状、坐标转换、颜色管理和文本布局更为复杂的控制 */ private static void setGraphics2D(Graphics2D g2d){ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_DEFAULT); Stroke s = new BasicStroke(1, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER); g2d.setStroke(s); } /** * 设置背景为白色 * @param g2d Graphics2D提供对几何形状、坐标转换、颜色管理和文本布局更为复杂的控制 */ private static void setColorWhite(Graphics2D g2d){ g2d.setColor(Color.WHITE); //填充整个屏幕 g2d.fillRect(0,0,WIDTH, WORDHEIGHT); //设置笔刷 g2d.setColor(Color.BLACK); } public static BufferedImage rotateImage(final BufferedImage bufferedimage, final int angle){ int width = bufferedimage.getWidth(); int height = bufferedimage.getHeight(); BufferedImage dstImage = null; AffineTransform affineTransform = new AffineTransform(); if (angle == 180) { affineTransform.translate(width, height); dstImage = new BufferedImage(width, height, bufferedimage.getType()); } else if (angle == 90) { affineTransform.translate(height, 0); dstImage = new BufferedImage(height, width, bufferedimage.getType()); } else if (angle == 270) { affineTransform.translate(0, width); dstImage = new BufferedImage(height, width, bufferedimage.getType()); } affineTransform.rotate(java.lang.Math.toRadians(angle)); AffineTransformOp affineTransformOp = new AffineTransformOp( affineTransform, AffineTransformOp.TYPE_NEAREST_NEIGHBOR); return affineTransformOp.filter(bufferedimage, dstImage); } public static void main(String[] args) throws Exception { String boxNote = "ZX-10215700001-0202"; String dn = "1180066383"; /** 二维码中不带额外图片生成二维码 */ //BufferedImage image = insertWords(generateMatrixCode(boxNote), boxNote, dn); /** 二维码中带额外图片生成二维码 */ BufferedImage image = rotateImage(insertImage(insertWords(generateMatrixCode(boxNote), boxNote, dn), "BarCode/sunda.jpg", true), 90); ImageIO.write(image, "jpg", new File("BarCode/" + boxNote + ".jpg")); } public static void createMatrixWithPicture (String boxNote, String dn) throws Exception{ BufferedImage image = rotateImage(insertImage(insertWords(generateMatrixCode(boxNote), boxNote, dn), "BarCode/sunda.jpg", true), 90); ImageIO.write(image, "jpg", new File("BarCode/" + boxNote + ".jpg")); } public static void createMatrixWithoutPicture (String boxNote, String dn) throws Exception{ BufferedImage image = rotateImage(insertWords(generateMatrixCode(boxNote), boxNote, dn), 90); ImageIO.write(image, "jpg", new File("BarCode/" + boxNote + ".jpg")); } }