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@@ -0,0 +1,165 @@
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+package org.jeecg.modules.inventory.util;
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+
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+import com.google.zxing.*;
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+import com.google.zxing.client.j2se.BufferedImageLuminanceSource;
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+import com.google.zxing.client.j2se.MatrixToImageWriter;
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+import com.google.zxing.common.BitMatrix;
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+import com.google.zxing.common.HybridBinarizer;
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+import com.google.zxing.oned.Code128Writer;
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+import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
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+import org.apache.commons.lang3.StringUtils;
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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.awt.geom.RoundRectangle2D;
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+import java.awt.image.BufferedImage;
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+import java.io.File;
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+import java.io.OutputStream;
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+import java.util.HashMap;
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+import java.util.Hashtable;
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+import java.util.Map;
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+import java.util.Random;
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+
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+public class BarcodeUtils {
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+ private static final String CHARSET = "utf-8";
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+ /**
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+ * 条形码宽度
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+ */
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+ private static final int WIDTH = 220;
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+ /**
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+ * 条形码高度
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+ */
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+ private static final int HEIGHT = 80;
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+
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+ /**
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+ * 字体大小
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+ */
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+ private static final int FONT_SIZE = 14;
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+
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+ /**
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+ * 加文字 条形码
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+ */
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+ private static final int WORD_HEIGHT = HEIGHT + FONT_SIZE+20;
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+
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+
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+
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+
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+ /**
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+ * 设置 条形码参数
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+ */
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+ private static Map<EncodeHintType, Object> hints = new HashMap<>(5);
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+
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+ static {
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+ hints.put(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.H);
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+ hints.put(EncodeHintType.CHARACTER_SET, CHARSET);
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+ hints.put(EncodeHintType.MARGIN, 1);
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+ }
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+
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+ /**
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+ * 生成 图片缓冲
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+ *
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+ * @param vaNumber VA 码
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+ * @return 返回BufferedImage
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+ * @author fxbin
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+ */
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+ public static BufferedImage getBarCode(String vaNumber) {
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+ try {
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+ Code128Writer writer = new Code128Writer();
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+ // 编码内容, 编码类型, 宽度, 高度, 设置参数
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+ BitMatrix bitMatrix = writer.encode(vaNumber, BarcodeFormat.CODE_128, WIDTH, HEIGHT, hints);
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+ return MatrixToImageWriter.toBufferedImage(bitMatrix);
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return null;
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+ }
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+
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+ /**
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+ * 把带logo的二维码下面加上文字
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+ *
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+ * @param image 条形码图片
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+ * @param words 文字
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+ * @return 返回BufferedImage
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+ * @author fxbin
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+ */
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+ public static BufferedImage insertWords(BufferedImage image, String words) {
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+ // 新的图片，把带logo的二维码下面加上文字
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+ if (!StringUtils.isEmpty(words)) {
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+ BufferedImage outImage = new BufferedImage(WIDTH, WORD_HEIGHT, BufferedImage.TYPE_INT_RGB);
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+ Graphics2D g2d = outImage.createGraphics();
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+ // 抗锯齿
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+ setGraphics2D(g2d);
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+ // 设置白色
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+ setColorWhite(g2d);
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+ // 画条形码到新的面板
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+ g2d.drawImage(image, 0, 0, image.getWidth(), image.getHeight(), null);
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+ // 画文字到新的面板
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+ g2d.setColor(Color.BLACK);
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+ // 字体、字型、字号
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+ g2d.setFont(new Font("黑体", Font.PLAIN, FONT_SIZE));
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+ //设置条形码下面的文本的纵坐标
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+ int wordStartY = HEIGHT + 21;
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+ //-------------------------计算条形码的左边距，即左边空白的距离------------------------
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+ String content=words.substring(1,words.length()-1);
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+ int inputWidth = new Code128Writer().encode(content).length;
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+ int fullWidth = inputWidth + 1;
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+ int outputWidth = Math.max(WIDTH, fullWidth);
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+ int multiple = outputWidth / fullWidth;
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+ int leftPadding = (outputWidth - (inputWidth * multiple)) / 2;
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+ int x = leftPadding;
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+ //-----------------------计算条形码的左边距，即左边空白的距离----------------------
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+
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+ String[] split = words.split("");
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+ int len = split.length;
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+ int step = new Long(Math.round(WIDTH - leftPadding * 2) / words.length()).intValue();
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+ for (int i = 0; i < len; i++) {
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+ g2d.drawString(split[i], x, wordStartY);
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+ x = x + step;
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+ }
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+ outImage.flush();
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+ return outImage;
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+ }
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+ return null;
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+ }
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+
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+
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+ /**
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+ * 设置 Graphics2D 属性 （抗锯齿）
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+ *
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+ * @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
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+ */
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+ private static void setGraphics2D(Graphics2D g2d) {
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+ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
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+ g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_DEFAULT);
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+ Stroke s = new BasicStroke(1, BasicStroke.CAP_ROUND, BasicStroke.JOIN_MITER);
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+ g2d.setStroke(s);
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+ }
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+
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+ /**
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+ * 设置背景为白色
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+ *
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+ * @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
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+ */
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+ private static void setColorWhite(Graphics2D g2d) {
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+ g2d.setColor(Color.WHITE);
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+ // 填充整个屏幕
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+ g2d.fillRect(0, 0, 600, 600);
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+ // 设置笔刷
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+ g2d.setColor(Color.BLACK);
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+ }
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+
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+
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+
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+
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+
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+
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+
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+ public static void main(String[] args) throws Exception {
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+ // 条形码
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+ BufferedImage image = insertWords(getBarCode("16738566064729006090006"), "16738566064729006090006");
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+ ImageIO.write(image, "jpg", new File("D://barcode.jpg"));
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+
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+ }
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+}
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+
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+
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LLL