OFD2IMGTest.java

import org.junit.jupiter.api.Test;
import org.ofdrw.converter.FontLoader;
import org.ofdrw.converter.ImageMaker;
import org.ofdrw.reader.DLOFDReader;
import org.ofdrw.reader.OFDReader;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;


public class OFD2IMGTest {

    @Test
    public void test() throws IOException {

//        //为不规范的字体名创建映射
//        FontLoader.getInstance()
//                .addAliasMapping(null, "仿宋简体", null, "方正仿宋简体")
//                .addAliasMapping(null, "仿宋", null, "方正仿宋简体")
//                .addAliasMapping(null, "小标宋体", "方正小标宋简体", "方正小标宋简体")
//                .addAliasMapping(null, "KaiTi_GB2312", "楷体", "楷体");

        long start = System.currentTimeMillis();
//        toPng("src/test/resources/999.ofd", "target/999.ofd");
//        toPng("src/test/resources/zsbk.ofd", "target/zsbk.ofd");
//        toPng("src/test/resources/ano.ofd", "target/ano.ofd");
//        toPng("src/test/resources/文字横向-数科.ofd", "target/文字横向-数科.ofd");
//        toPng("src/test/resources/z.ofd", "target/z.ofd");
//        toPng("src/test/resources/不规范资源路径.ofd", "target/不规范资源路径.ofd");
//        toPng("src/test/resources/V4RideRight.ofd", "target/V4RideRight.ofd");
        toPng("src/test/resources/发票示例.ofd", "target/发票示例.ofd");

        System.out.printf(">> 总计花费: %dms\n", System.currentTimeMillis() - start);
    }

    private static void toPng(String filename, String dirPath) throws IOException {
        Files.createDirectories(Paths.get(dirPath));
        Path src = Paths.get(filename);

        ImageMaker imageMaker = new ImageMaker(new OFDReader(src), 15);
        imageMaker.config.setDrawBoundary(false);
        for (int i = 0; i < imageMaker.pageSize(); i++) {
            BufferedImage image = imageMaker.makePage(i);
            Path dist = Paths.get(dirPath, i + ".png");
            ImageIO.write(image, "PNG", dist.toFile());
        }
    }

}