public SetPassword ( string owner_passwd, string user_passwd ) : void | ||
owner_passwd | string | |
user_passwd | string | |
Résultat | void |
public static void Main() { string owner_passwd = "owner"; string user_passwd = "user"; string text = "This is an encrypt document example."; Console.WriteLine("libhpdf-" + HPdfDoc.HPdfGetVersion()); try { HPdfDoc pdf = new HPdfDoc(); /* create default-font */ HPdfFont font = pdf.GetFont("Helvetica", null); /* add a new page object. */ HPdfPage page = pdf.AddPage(); page.SetSize(HPdfPageSizes.HPDF_PAGE_SIZE_B5, HPdfPageDirection.HPDF_PAGE_LANDSCAPE); page.BeginText(); page.SetFontAndSize(font, 20); float tw = page.TextWidth(text); page.MoveTextPos((page.GetWidth() - tw) / 2, (page.GetHeight() - 20) / 2); page.ShowText(text); page.EndText(); pdf.SetPassword(owner_passwd, user_passwd); /* save the document to a file */ pdf.SaveToFile("Encryption.pdf"); } catch (Exception e) { Console.Error.WriteLine(e.Message); } }
public static void Main() { string owner_passwd = "owner"; string user_passwd = ""; string text = "User cannot print and copy this document."; Console.WriteLine("libhpdf-" + HPdfDoc.HPdfGetVersion()); try { HPdfDoc pdf = new HPdfDoc(); /* create default-font */ HPdfFont font = pdf.GetFont("Helvetica", null); /* add a new page object. */ HPdfPage page = pdf.AddPage(); page.SetSize(HPdfPageSizes.HPDF_PAGE_SIZE_B5, HPdfPageDirection.HPDF_PAGE_LANDSCAPE); page.BeginText(); page.SetFontAndSize(font, 20); float tw = page.TextWidth(text); page.MoveTextPos((page.GetWidth() - tw) / 2, (page.GetHeight() - 20) / 2); page.ShowText(text); page.EndText(); pdf.SetPassword(owner_passwd, user_passwd); pdf.SetPermission(HPdfDoc.HPDF_ENABLE_READ); /* use 128 bit revision 3 encryption */ pdf.SetEncryptionMode(HPdfEncryptMode.HPDF_ENCRYPT_R3, 16); /* save the document to a file */ pdf.SaveToFile("Permission.pdf"); } catch (Exception e) { Console.Error.WriteLine(e.Message); } }