新增坐标系转换，在DB数据进出库时进行转换。优化DB成果展示的临时文件问题。

rain

2024-04-26 3d37a280c2bbefc5769053ec7298a0211ab79b8d

 src/main/java/com/dji/sample/territory/utils/WaterMarkUtil.java

File was renamed from src/main/java/com/dji/sample/territory/utils/WaterMark.java
@@ -4,18 +4,14 @@
import java.awt.*;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Date;

import static com.dji.sample.territory.utils.ImgZipUtil.compressImageAndGetFile;

public class WaterMark {
public class WaterMarkUtil {
    /**
     * 将图片加上水印并压缩
     *
@@ -36,7 +32,7 @@
        try {
            originalImage = ImageIO.read(originalImageFile);
        } catch (IOException e) {
            throw new IllegalArgumentException("读取图片失败"+e.getMessage());
            throw new IllegalArgumentException("读取图片失败" + e.getMessage());
        }

        // 创建 Graphics2D 对象以在图像上绘制水印
@@ -91,15 +87,15 @@
        // 释放 Graphics2D 对象
        g2d.dispose();
        // 保存添加水印后的图片
        File outputFile = new File(path + "mark.jpg");
        File outputFile = File.createTempFile("mark", ".jpg");
        File originalImageFiles = new File(outputFile.toURI());
        float compressionQuality = 0.5f; // 0.0 - 1.0, higher value means better quality
        File compressedImageFile = compressImageAndGetFile(originalImageFiles, compressionQuality);
        try {
            ImageIO.write(originalImage, "jpg", outputFile);
        } catch (IOException e) {
            throw new IllegalArgumentException("水印图片保存失败");
        }
        float compressionQuality = 0.5f; // 0.0 - 1.0, higher value means better quality
        File compressedImageFile = compressImageAndGetFile(originalImageFiles, compressionQuality);
        return compressedImageFile;
    }