Trích xuất giấy phép phông chữ nhúng

    using Aspose.Font.Ttf;

    //Font to check
    TtfFont font;
    LicenseFlags licenseFlags = null;
    if (font.TtfTables.Os2Table != null)
    {
        licenseFlags = font.TtfTables.Os2Table.GetLicenseFlags();
    }

    if (licenseFlags == null || licenseFlags.FSTypeAbsent)
    {
        Console.WriteLine(string.Format("Font {0} has no embedded license restrictions", font.FontName));
    }
    else
    {
        if (licenseFlags.IsEditableEmbedding)
        {
            Console.WriteLine(
                string.Format("Font {0} may be embedded, and may be temporarily loaded on other systems.", font.FontName)
                + " In addition, editing is permitted, including ability to format new text"
                + " using the embedded font, and changes may be saved.");
        }
        else if (licenseFlags.IsInstallableEmbedding)
        {
            Console.WriteLine(
                string.Format("Font {0} may be embedded, and may be permanently installed", font.FontName)
                + " for use on a remote systems, or for use by other users.");
        }
        else if (licenseFlags.IsPreviewAndPrintEmbedding)
        {
            Console.WriteLine(
                string.Format("Font {0} may be embedded, and may be temporarily loaded", font.FontName)
                + "  on other systems for purposes of viewing or printing the document.");
        }
        else if (licenseFlags.IsRestrictedLicenseEmbedding)
        {
            Console.WriteLine(
                string.Format("Font {0} must not be modified, embedded or exchanged in any manner", font.FontName)
                + " without first obtaining explicit permission of the legal owner.");
        }
    }