[OS X TeX] transparency
Alessandro Languasco
languasc at gmail.com
Mon Feb 25 09:41:52 CET 2008
Hi Roussanka,
first I changed a little bit the image as bruno suggested;
then I used the package wallpaper (already installed usifn MacTeX)
and its command
\ThisCenterWallPaper{0.5}{modified-logo}
after a newpage command (I just wanted the logo on the second page)
That's all !
Alessandro
On 25/feb/08, at 01:15, Roussanka Loukanova wrote:
> Hi Alessandro,
>
> What latex code did you use to get the command \includegraphics
> making the png image background, i.e. to be able to get the text
> over it?
>
> Roussanka
>
> On Sun, 24 Feb 2008, Alessandro Languasco wrote:
>
>> dear Bruno, your remark solved the problem !!
>>
>> Thanks again !
>>
>> Alessandro
>>
>> On 24/feb/08, at 10:15, Bruno Voisin wrote:
>>
>>> Le 24 févr. 08 à 10:01, Alessandro Languasco a écrit :
>>> > So it would be great to pass a transparency factor to the >
>>> \includegraphics command,
>>> > but it seems to me that the graphicx package does not support
>>> > this option... so I was wondering if some other
>>> > package does.
>>> Not sure it can help, but still: the documentation of pdfTeX /usr/
>>> local/texlive/2007/texmf/doc/pdftex/manual/pdftex-a.pdf says on p.
>>> 40
>>> Since pdfTEX 1.30.0 also the alpha-channel of png images is
>>> processed if available; this allows
>>> embedding of images with simple transparency
>>> So it seems that if you can prepare a png version of the logo with
>>> the required transparency, then this transparency will be honoured
>>> once the png file has been included in the pdfteX output. Or did I
>>> misunderstand something?
>>> Bruno Voisin
>>>
>
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On 25/feb/08, at 01:15, Roussanka Loukanova wrote:
> Hi Alessandro,
>
> What latex code did you use to get the command \includegraphics
> making the png image background, i.e. to be able to get the text
> over it?
>
> Roussanka
>
> On Sun, 24 Feb 2008, Alessandro Languasco wrote:
>
>> dear Bruno, your remark solved the problem !!
>>
>> Thanks again !
>>
>> Alessandro
>>
>> On 24/feb/08, at 10:15, Bruno Voisin wrote:
>>
>>> Le 24 févr. 08 à 10:01, Alessandro Languasco a écrit :
>>> > So it would be great to pass a transparency factor to the >
>>> \includegraphics command,
>>> > but it seems to me that the graphicx package does not support
>>> > this option... so I was wondering if some other
>>> > package does.
>>> Not sure it can help, but still: the documentation of pdfTeX /usr/
>>> local/texlive/2007/texmf/doc/pdftex/manual/pdftex-a.pdf says on p.
>>> 40
>>> Since pdfTEX 1.30.0 also the alpha-channel of png images is
>>> processed if available; this allows
>>> embedding of images with simple transparency
>>> So it seems that if you can prepare a png version of the logo with
>>> the required transparency, then this transparency will be honoured
>>> once the png file has been included in the pdfteX output. Or did I
>>> misunderstand something?
>>> Bruno Voisin
>>>
>
> -------------------------- Helpful Info --------------------------
> TeX FAQ: http://www.tex.ac.uk/faq
> List Reminders and Etiquette: http://www.esm.psu.edu/mac-tex/list/
> List Info: http://email.esm.psu.edu/mailman/listinfo/macosx-tex
> List Archive: http://tug.org/pipermail/macostex-archives/
> Mac-TeX Website: http://www.esm.psu.edu/mac-tex/
>
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