internal override NSMutableDictionary ToDictionary()
{
var ret = base.ToDictionary();
if (Title != null)
{
ret.LowlevelSetObject((NSString)Title, kCGPDFContextTitle);
}
if (Author != null)
{
ret.LowlevelSetObject((NSString)Author, kCGPDFContextAuthor);
}
if (Subject != null)
{
ret.LowlevelSetObject((NSString)Subject, kCGPDFContextSubject);
}
if (Keywords != null && Keywords.Length > 0)
{
if (Keywords.Length == 1)
{
ret.LowlevelSetObject((NSString)Keywords [0], kCGPDFContextKeywords);
}
else
{
ret.LowlevelSetObject(NSArray.FromStrings(Keywords), kCGPDFContextKeywords);
}
}
if (Creator != null)
{
ret.LowlevelSetObject((NSString)Creator, kCGPDFContextCreator);
}
if (OwnerPassword != null)
{
ret.LowlevelSetObject((NSString)OwnerPassword, kCGPDFContextOwnerPassword);
}
if (UserPassword != null)
{
ret.LowlevelSetObject((NSString)UserPassword, kCGPDFContextUserPassword);
}
if (EncryptionKeyLength.HasValue)
{
ret.LowlevelSetObject(NSNumber.FromInt32(EncryptionKeyLength.Value), kCGPDFContextEncryptionKeyLength);
}
if (AllowsPrinting.HasValue && AllowsPrinting.Value == false)
{
ret.LowlevelSetObject(CFBoolean.FalseHandle, kCGPDFContextAllowsPrinting);
}
if (AllowsCopying.HasValue && AllowsCopying.Value == false)
{
ret.LowlevelSetObject(CFBoolean.FalseHandle, kCGPDFContextAllowsCopying);
}
if (AccessPermissions.HasValue)
{
ret.LowlevelSetObject(NSNumber.FromInt32((int)AccessPermissions.Value), kCGPDFContextAccessPermissions);
}
// only set the keys if they exists in the current OS version
if ((kCGPDFContextCreateLinearizedPDF != IntPtr.Zero) && CreateLinearizedPdf.HasValue)
{
ret.LowlevelSetObject(CFBoolean.ToHandle(CreateLinearizedPdf.Value), kCGPDFContextCreateLinearizedPDF);
}
// default to kCFBooleanFalse
if ((kCGPDFContextCreatePDFA != IntPtr.Zero) && CreatePdfA2u.HasValue && CreatePdfA2u == true)
{
ret.LowlevelSetObject(CFBoolean.TrueHandle, kCGPDFContextCreatePDFA);
}
return(ret);
}
