[plt-scheme] LibGD bindings for PLT Scheme?

From: Robby Findler (robby at eecs.northwestern.edu)
Date: Wed Jan 13 13:18:00 EST 2010

Both htdp/image and 2htdp/image build on the gui stuff you found, but
you can't make a single drawing that uses both APIs.

Robby

On Wed, Jan 13, 2010 at 12:11 PM, Andrei Stebakov <lispercat at gmail.com> wrote:
> I also found the drawing classes
> (http://docs.plt-scheme.org/gui/Drawing_Classes.html). Which mention font%
> class.
> I wonder if the same task of drawing text could be achieved with this?
> Are those drawing classes and 2htdp/image completely independent or they
> build upon each other?
>
> On Wed, Jan 13, 2010 at 12:19 PM, Robby Findler
> <robby at eecs.northwestern.edu> wrote:
>>
>> But we are working on a revision of that library that allows font
>> specification. Here's the docs for the pre-release version (subject to
>> change, tho!)
>>
>>  http://pre.plt-scheme.org/docs/html/teachpack/2htdpimage.html
>>
>> Search for text/font.
>>
>> Robby
>>
>> On Wed, Jan 13, 2010 at 11:18 AM, Robby Findler
>> <robby at eecs.northwestern.edu> wrote:
>> > It isn't possible with that library, I'm sorry to say.
>> >
>> > Robby
>> >
>> > On Wed, Jan 13, 2010 at 11:10 AM, Andrei Stebakov <lispercat at gmail.com>
>> > wrote:
>> >> I found image manipulation procedures at
>> >> http://docs.plt-scheme.org/teachpack/image.html but there is no
>> >> mentioning
>> >> how to manipulate the font which is used for drawing text.
>> >> Could you point me to the docs on that, please?
>> >>
>> >> Thank you,
>> >> Andrei
>> >>
>> >> On Fri, Jan 8, 2010 at 6:33 PM, Matthias Felleisen
>> >> <matthias at ccs.neu.edu>
>> >> wrote:
>> >>>
>> >>>
>> >>> There are tons of ways of working with Images in DrScheme. As a matter
>> >>> of
>> >>> fact, images are first-class values in our world, so read up and
>> >>> program you
>> >>> heart out. There's way more than anyone can explain in email. The docs
>> >>> are
>> >>> 1000s of print pages, and lots of it is about images.
>> >>>
>> >>> On Jan 8, 2010, at 5:53 PM, Andrei Stebakov wrote:
>> >>>
>> >>> Hi
>> >>> I am new to scheme (but have some CL experience).
>> >>> Is there a binding for LibGD for PLT scheme like this one
>> >>> (http://fixedpoint.jp/gauche-gd/index.en.html) for Gauche?
>> >>> What could be other alternatives to working with images in PLT Scheme
>> >>> (like creating, overlaying, drawing text, saving in png/jpeg)?
>> >>>
>> >>> Thank you,
>> >>> Andrei
>> >>> _________________________________________________
>> >>>  For list-related administrative tasks:
>> >>>  http://list.cs.brown.edu/mailman/listinfo/plt-scheme
>> >>>
>> >>
>> >>
>> >> _________________________________________________
>> >>  For list-related administrative tasks:
>> >>  http://list.cs.brown.edu/mailman/listinfo/plt-scheme
>> >>
>> >>
>> >
>
>


Posted on the users mailing list.