用Aspose.Cells把Excel文件转成PDF

Aspose.Cells版本：21.10.0

[HttpPost]
[Route("api/report/ConvertExcelToPDF")]
public HttpResponseMessage ConvertExcelToPDF(string excelPath)
{
    try
    {
        var licensePath = @"C:Aspose.Total.lic";
        var license = new License();
        license.SetLicense(licensePath);
        var wb = new Workbook(excelPath);

        var pdfPath = Path.ChangeExtension(excelPath, ".pdf");
        var pdfSaveOptions = new PdfSaveOptions();
        pdfSaveOptions.OnePagePerSheet = true;
        //pdfSaveOptions.AllColumnsInOnePagePerSheet = true;

        wb.Save(pdfPath, pdfSaveOptions);

        return new HttpResponseMessage()
        {
            Content = new StringContent(pdfPath, Encoding.UTF8)
        };
    }
    catch (Exception ex)
    {
        LogManager.Logger.Error(ex);
        return new HttpResponseMessage()
        {
            Content = new StringContent(ex.Message, Encoding.UTF8)
        };
    }
}