From bcb1d905904fd43034f7c95077336e5cb849eff1 Mon Sep 17 00:00:00 2001
From: fei <791364011@qq.com>
Date: 星期日, 18 一月 2026 23:17:22 +0800
Subject: [PATCH] 修改了对应代码
---
archiveManager/src/main/java/com/ruoyi/service/impl/BarcodeService.java | 89 ++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 84 insertions(+), 5 deletions(-)
diff --git a/archiveManager/src/main/java/com/ruoyi/service/impl/BarcodeService.java b/archiveManager/src/main/java/com/ruoyi/service/impl/BarcodeService.java
index 6332a9e..86f8bf1 100644
--- a/archiveManager/src/main/java/com/ruoyi/service/impl/BarcodeService.java
+++ b/archiveManager/src/main/java/com/ruoyi/service/impl/BarcodeService.java
@@ -26,10 +26,10 @@
public byte[] generateBarcodeImage(String barcodeText) {
try {
// 浣跨敤 BitMatrix 鐢熸垚绾潯鐮侊紝涓嶅寘鍚换浣曟枃瀛�
- BarcodeFormat format = BarcodeFormat.CODE_39; // 鏍规嵁鎮ㄧ殑鏉＄爜绫诲瀷
+ BarcodeFormat format = BarcodeFormat.CODE_128; // 鏍规嵁鎮ㄧ殑鏉＄爜绫诲瀷
// 鍒涘缓缂栫爜鍣�
- Code39Writer writer = new Code39Writer();
+ Code128Writer writer = new Code128Writer();
// 缂栫爜鍙傛暟
Map<EncodeHintType, Object> hints = new HashMap<>();
@@ -68,10 +68,12 @@
}
// 娣诲姞鑷畾涔夋枃瀛�
- g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
- RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+ g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+ g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
+ g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE);
- Font font = new Font("Tahoma", Font.BOLD, 18);
+ Font font = new Font("Tahoma", Font.PLAIN, 20);
g2d.setFont(font);
FontMetrics fm = g2d.getFontMetrics();
@@ -94,4 +96,81 @@
throw new RuntimeException(e);
}
}
+
+
+
+
+ public byte[] generateBarcodeImageScarn(String barcodeText) {
+ try {
+ // 浣跨敤 BitMatrix 鐢熸垚绾潯鐮侊紝涓嶅寘鍚换浣曟枃瀛�
+ BarcodeFormat format = BarcodeFormat.CODE_39; // 鏍规嵁鎮ㄧ殑鏉＄爜绫诲瀷
+
+ // 鍒涘缓缂栫爜鍣�
+ Code39Writer writer = new Code39Writer();
+
+ // 缂栫爜鍙傛暟
+ Map<EncodeHintType, Object> hints = new HashMap<>();
+ hints.put(EncodeHintType.MARGIN, 0); // 鏃犺竟妗�
+
+ // 鐢熸垚 BitMatrix锛堢函鏉＄爜锛屾棤鏂囧瓧锛�
+ BitMatrix matrix = writer.encode(barcodeText, format, 230, 63, hints);
+
+ int width = matrix.getWidth();
+ int height = matrix.getHeight();
+
+ // 璁＄畻鏂囧瓧鍖哄煙
+ int textAreaHeight = 30 + 10;
+
+ // 鍒涘缓鏈�缁堝浘鍍�
+ BufferedImage finalImage = new BufferedImage(
+ width,
+ height + textAreaHeight,
+ BufferedImage.TYPE_BYTE_BINARY
+ );
+
+ Graphics2D g2d = finalImage.createGraphics();
+
+ // 鐧借壊鑳屾櫙
+ g2d.setColor(Color.WHITE);
+ g2d.fillRect(0, 0, width, height + textAreaHeight);
+
+ // 缁樺埗鏉＄爜锛堜粠 BitMatrix锛�
+ g2d.setColor(Color.BLACK);
+ for (int x = 0; x < width; x++) {
+ for (int y = 0; y < height; y++) {
+ if (matrix.get(x, y)) {
+ g2d.fillRect(x, y, 1, 1);
+ }
+ }
+ }
+
+ // 娣诲姞鑷畾涔夋枃瀛�
+ g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+ g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
+ g2d.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
+ g2d.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_PURE);
+
+ Font font = new Font("Tahoma", Font.PLAIN, 20);
+ g2d.setFont(font);
+
+ FontMetrics fm = g2d.getFontMetrics();
+ int textWidth = fm.stringWidth(barcodeText);
+ int x = (width - textWidth) / 2;
+ int y = height + 30 - 5; // 璋冩暣鍨傜洿浣嶇疆
+
+ g2d.drawString(barcodeText, x, y);
+ g2d.dispose();
+
+ // 淇濆瓨
+ ByteArrayOutputStream resultStream = new ByteArrayOutputStream();
+ ImageIO.write(finalImage, "png", resultStream);
+
+ return resultStream.toByteArray();
+ // return outputStream.toByteArray();
+ } catch (IOException e) {
+ throw new RuntimeException("Error generating barcode", e);
+ } catch (WriterException e) {
+ throw new RuntimeException(e);
+ }
+ }
}
--
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