add isometric head renderer

src/main/java/cc.fascinated/common/ImageUtils.java

@@ -0,0 +1,25 @@
+package cc.fascinated.common;
+
+import jakarta.validation.constraints.NotNull;
+
+import java.awt.*;
+import java.awt.geom.AffineTransform;
+import java.awt.image.BufferedImage;
+
+public class ImageUtils {
+
+    /**
+     * Resize an image.
+     *
+     * @param src the source image
+     * @param scale the scale factor
+     * @return the scaled image
+     */
+    public static BufferedImage resize(@NotNull final BufferedImage src, final double scale) {
+        BufferedImage scaled = new BufferedImage((int) (src.getWidth() * scale), (int) (src.getHeight() * scale), BufferedImage.TYPE_INT_ARGB);
+        Graphics2D graphics = scaled.createGraphics();
+        graphics.drawImage(src, AffineTransform.getScaleInstance(scale, scale), null);
+        graphics.dispose();
+        return scaled;
+    }
+}

src/main/java/cc.fascinated/common/PlayerUtils.java

@@ -2,17 +2,11 @@ package cc.fascinated.common;
 
 import cc.fascinated.Main;
 import cc.fascinated.exception.impl.BadRequestException;
-import cc.fascinated.model.player.Skin;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.SneakyThrows;
 import lombok.experimental.UtilityClass;
 import lombok.extern.log4j.Log4j2;
 
-import javax.imageio.ImageIO;
-import java.awt.*;
-import java.awt.image.BufferedImage;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
 import java.net.URI;
 import java.net.http.HttpRequest;
 import java.net.http.HttpResponse;
@@ -53,38 +47,4 @@ public class PlayerUtils {
                 HttpResponse.BodyHandlers.ofByteArray());
         return response.body();
     }
-
-    /**
-     * Gets the part data from the skin.
-     *
-     * @return the part data
-     */
-    public static byte[] getSkinPartBytes(Skin skin, Skin.Parts part, int size) {
-        if (size <= 0) {
-            size = part.getDefaultSize();
-        }
-
-        try {
-            BufferedImage image = ImageIO.read(new ByteArrayInputStream(skin.getSkinImage()));
-            if (image == null) {
-                image = ImageIO.read(new ByteArrayInputStream(Skin.DEFAULT_SKIN.getSkinImage())); // Fallback to the default skin
-            }
-            // Get the part of the image (e.g. the head)
-            BufferedImage partImage = image.getSubimage(part.getX(), part.getY(), part.getWidth(), part.getHeight());
-
-            // Scale the image
-            BufferedImage scaledImage = new BufferedImage(size, size, partImage.getType());
-            Graphics2D graphics2D = scaledImage.createGraphics();
-            graphics2D.drawImage(partImage, 0, 0, size, size, null);
-            graphics2D.dispose();
-            partImage = scaledImage;
-
-            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
-            ImageIO.write(partImage, "png", byteArrayOutputStream);
-            return byteArrayOutputStream.toByteArray();
-        } catch (Exception ex) {
-            log.error("Failed to get {} part bytes for {}", part.name(), skin.getUrl(), ex);
-            return null;
-        }
-    }
 }