修改图片插入字体功能

src/main/java/com/dreamchaser/depository_manage/utils/CreateQrCodeUtil.java

@@ -15,6 +15,7 @@ import com.google.zxing.qrcode.QRCodeWriter;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
 import org.apache.http.util.TextUtils;
 import org.junit.jupiter.api.Test;
+import org.springframework.core.io.ClassPathResource;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StringUtils;
 
@@ -22,9 +23,7 @@ import javax.imageio.ImageIO;
 import javax.servlet.ServletOutputStream;
 import java.awt.*;
 import java.awt.image.BufferedImage;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.IOException;
+import java.io.*;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.HashMap;
@@ -169,7 +168,17 @@ public class CreateQrCodeUtil {
             Color color = new Color(0, 0, 0);
             g2d.setColor(color);
             // 字体、字型、字号
-            g2d.setFont(new Font("Droid Sans", Font.PLAIN, 16));
+            Font font = null;
+            try {
+                ClassPathResource classPathResource = new ClassPathResource("static/lib/font-awesome-4.7.0/fonts/simsun.ttc");
+                InputStream inputStream =classPathResource.getInputStream();
+                font = Font.createFont(Font.PLAIN, inputStream);
+                font = font.deriveFont(Font.PLAIN, 16);
+            } catch (Exception e) {
+               font = new Font("Droid Sans", Font.PLAIN, 16);
+            }
+            g2d.setFont(font);
+
             //文字长度
             int strWidth = g2d.getFontMetrics().stringWidth(code);
             //总长度减去文字长度的一半  （居中显示）