Backend/src/main/java/cc.fascinated/service/skin/impl/SquareRenderer.java

package cc.fascinated.service.skin.impl;

import cc.fascinated.model.player.Skin;
import cc.fascinated.service.skin.SkinRenderer;
import lombok.Getter;
import lombok.extern.log4j.Log4j2;

import java.awt.*;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;

@Getter @Log4j2
public class SquareRenderer extends SkinRenderer {

    /**
     * The x and y position of the part.
     */
    private final int x, y;

    /**
     * The width and height of the part.
     */
    private final int widthAndHeight;

    /**
     * Constructs a new {@link SquareRenderer}.
     *
     * @param x the x position of the part
     * @param y the y position of the part
     * @param widthAndHeight the width and height of the part
     */
    public SquareRenderer(int x, int y, int widthAndHeight) {
        this.x = x;
        this.y = y;
        this.widthAndHeight = widthAndHeight;
    }

    @Override
    public byte[] renderPart(Skin skin, String partName, boolean renderOverlay, int size) {
        double scale = (double) size / this.widthAndHeight;
        log.info("Getting {} part bytes for {} with size {} and scale {}", partName, skin.getUrl(), size, scale);

        try {
            BufferedImage outputImage = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
            Graphics2D graphics = outputImage.createGraphics();

            graphics.setTransform(AffineTransform.getScaleInstance(scale, scale));
            graphics.drawImage(this.getSkinPart(skin, this.x, this.y, this.widthAndHeight, this.widthAndHeight, 1), 0, 0, null);

            return super.getBytes(outputImage, skin, partName);
        } catch (Exception ex) {
            log.error("Failed to get {} part bytes for {}", partName, skin.getUrl(), ex);
            throw new RuntimeException("Failed to get " + partName + " part for " + skin.getUrl());
        }
    }
}