Hi,
I would try some flags from enum EPdfAnnotationFlags
like ePdfAnnotationFlags_NoRotate, ePdfAnnotationFlags_ReadOnly or
ePdfAnnotationFlags_Locked.
On Thu, Apr 8, 2021 at 10:02 AM Grégory WENTZEL <alwen...@gmail.com> wrote:
> Hello everybody, I have a dumb question about stampt type annotation.
>
> I wrote a program to add a stamp on each page of a PDF and the user
> can move it anywhere on the page.
> The problem is that the user can rotate the stamp on the page and then
> transform into a draft Icon stamp.
> Is there a way to block the user to rotate annotation ?
>
> First an extract of the code I use to create the annotation in the PDF
> document :
>
> PdfStreamedDocument document(PathFile.c_str());
> PdfFont* pFontNormal = document.CreateFont("Arial", false, false);
> PdfPage* pPage = document.CreatePage(PdfRect(0.0, 0.0, 595.0, 842.0));
> PdfPainter painter;
> PdfRect rect(0.0, 0.0, 40.0, 40.0);
> PdfXObject xObj(rect, &document);
> painter.SetPage(&xObj);
> //Some painter stuff, draw circles / lines / text...
> painter.FinishPage();
> PdfAnnotation* pAnnotation =
> pPage->CreateAnnotation(EPdfAnnotation::ePdfAnnotation_Stamp, PdfRect(60.0,
> 600.0, 40.0, 40.0));
> pAnnotation->SetFlags(ePdfAnnotationFlags_Print);
> pAnnotation->SetAppearanceStream(&xObj);
> document.Close();
>
>
> When I open the PDF with Adobe it looks great, the stamp is present with
> all the stuff draw inside but there is also an anchor to rotate the stamp
> and when I Rotate it all my drawing disappears and it transforms into a
> draft stamp.
>
> I tried to add a key Name with a specific name but the rotation transforms
> it in a crossed square not following the appearance stream content.
>
> Any help would be great !
> Thanks in advance,
> Gregory
>
>
>
>
>
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