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From chitgoks <chitg...@gmail.com>
Subject Re: content stream setGraphicsStateParameters gives null pointer
Date Wed, 16 Aug 2017 11:20:16 GMT
I'll cook up some code for this

the exception stack trace is vague. only shows this

SEVERE: null
java.lang.NullPointerException
at
org.apache.pdfbox.pdmodel.PDPageContentStream.setGraphicsStateParameters(PDPageContentStream.java:2199)

using pdfbox 2.0.4



On Wed, Aug 16, 2017 at 7:16 PM, Maruan Sahyoun <sahyoun@fileaffairs.de>
wrote:

>
> > Am 16.08.2017 um 13:14 schrieb chitgoks <chitgoks@gmail.com>:
> >
> > hi maruan. it is actually not null. it draws the shape and color as
> > intended. just not transparent.
>
> then I'd need a little more code and the stacktrace - even better would be
> a PDF to start from to reproduce (upload it to a public location).
> BR
> Maruan
>
> >
> > i added those 3 lines for transparency then i get that null pointer.
> >
> > Website/Java Games: http://www.chitgoks.com
> > My Blogs:
> > http://tech.chitgoks.com
> > http://wuhtevah.chitgoks.com
> > http://disneyusa.blogspot.com
> >
> > On Wed, Aug 16, 2017 at 7:10 PM, Maruan Sahyoun <sahyoun@fileaffairs.de>
> > wrote:
> >
> >>
> >>> Am 16.08.2017 um 13:00 schrieb chitgoks <chitgoks@gmail.com>:
> >>>
> >>> hi. anyone got ideas why i get a nullpointer when my code looks like
> >> this?
> >>>
> >>> square is a PDAnnotation object.
> >>>
> >>> cs.setStrokingColor(square.getInteriorColor());
> >>> cs.setNonStrokingColor(square.getInteriorColor());
> >>
> >> getInteriorColor() might be null if the annotations dictionary doesn't
> >> have such an entry
> >>
> >> BR
> >> Maruan
> >>
> >>>
> >>> PDExtendedGraphicsState graphicsState = new PDExtendedGraphicsState();
> >>> graphicsState.setStrokingAlphaConstant(0.3f);
> >>> cs.setGraphicsStateParameters(graphicsState);
> >>
> >>
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>
>
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