验证码图片自定义字体

mainFactory/src/main/java/org/bfkj/utils/GenerateImage.java

@@ -34,7 +34,7 @@ public class GenerateImage {
         return verifyCode.toString();
     }
 
-    public static String stringToImage(String code) throws IOException {
+    public static String stringToImage(String code) throws IOException, FontFormatException {
         try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
             BufferedImage image = createImage(code);
             ImageIO.write(image, IMAGE_FORMAT, outputStream);
@@ -44,7 +44,7 @@ public class GenerateImage {
         }
     }
 
-    private static BufferedImage createImage(String verifyCode) {
+    private static BufferedImage createImage(String verifyCode) throws IOException, FontFormatException {
         BufferedImage image = new BufferedImage(WIDTH, HEIGHT, BufferedImage.TYPE_INT_RGB);
         Graphics graphics = image.getGraphics();
 
@@ -52,17 +52,12 @@ public class GenerateImage {
         graphics.fillRect(0, 0, WIDTH, HEIGHT);
 
 
-        Font font = null;
-        try {
+        Font font = graphics.getFont();
+        if (font == null) {
             File fontFile = new ClassPathResource("font/SourceHanSansSC-Regular-2.otf").getFile();
             font = Font.createFont(Font.TRUETYPE_FONT, fontFile);
 //            改变字体大小
             font = font.deriveFont((float) (HEIGHT - 10));
-        } catch (FontFormatException | IOException e) {
-            font = graphics.getFont();
-            if (font != null) {
-                font.deriveFont((float) HEIGHT - 10);
-            }
         }
         graphics.setFont(font);