@Component
public class DwgConverToPDF {
    /**
     * @param inputFilePath 选择dwg文件路径
     * @param outputFilePath 保存FTP文件路径
     */
    public static boolean openDwgToPDF(String inputFilePath, String outputFilePath) {
        boolean flag = false;
        if (null != inputFilePath) {
            File inputFile = new File(inputFilePath);
            // 判断目标文件路径是否为空
            if (null == outputFilePath) {
                // 转换后的文件路径
                String outputFilePath_end = getOutputFilePath(inputFilePath);
                if (inputFile.exists()) {// 找不到源文件, 则返回
                    converterFile(inputFilePath, outputFilePath_end);
                    flag = true;
                }
            } else {
                if (inputFile.exists()) {// 找不到源文件, 则返回
                    converterFile(inputFilePath, outputFilePath);
                    flag = true;
                }
            }
//            officeManager.stop();
        } else {
            flag = false;
        }
        return flag;
    }

    /**
     * 获取输出文件
     *
     * @param inputFilePath
     * @return
     */
    public static String getOutputFilePath(String inputFilePath) {
        String outputFilePath = inputFilePath.replaceAll("."
                + getPostfix(inputFilePath), ".pdf");
        return outputFilePath;
    }

    /**
     * 转换文件
     * @param inputFilePath
     * @param outputFilePath
     */
    public static void converterFile(String inputFilePath, String outputFilePath) {
        com.aspose.cad.Image cadImage = com.aspose.cad.Image.load(inputFilePath);          //com.aspose.cad.Image
        CadRasterizationOptions rasterizationOptions = new CadRasterizationOptions();
        rasterizationOptions.setLayouts(new String[]{"Model"});
        rasterizationOptions.setNoScaling(true);
        rasterizationOptions.setBackgroundColor(Color.getWhite());
        float width=cadImage.getWidth();
        float height=cadImage.getHeight();
        rasterizationOptions.setPageWidth(width);
        rasterizationOptions.setPageHeight(height);
        rasterizationOptions.setPdfProductLocation("center");
        rasterizationOptions.setAutomaticLayoutsScaling(true);
        rasterizationOptions.setDrawType(CadDrawTypeMode.UseObjectColor);
        // Create an instance of PdfOptions
        PdfOptions pdfOptions = new PdfOptions();
        // Set the VectorRasterizationOptions property
        pdfOptions.setVectorRasterizationOptions(rasterizationOptions);
        // Export the DWG to PDF
        OutputStream stream = null;
        try {
            stream = new FileOutputStream(outputFilePath);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
        cadImage.save(stream, pdfOptions);
        cadImage.close();
    }
}