[cairo] Want to stretch my fonts

[Behdad Esfahbod]

On 07/28/10 02:56, Kayven Riese wrote:
> but that takes only cr as an argument.. so it is going to scale my
> entire canvas right?  I need to learn to make my letters on a different
> canvas and combine the two canvases or something, don't I?

Check out cairo_set_font_matrix().

behdad


> On Tue, Jul 27, 2010 at 11:50 PM, Kayven Riese <kayvey at gmail.com
> <mailto:kayvey at gmail.com>> wrote:
> 
>     but that takes only cr as an argument.. so it is going to scale my
>     entire canvas right?  I need to learn to make my letters on a
>     different canvas and combine the two canvases or something, don't I?
> 
> 
>     On Tue, Jul 27, 2010 at 11:42 PM, Andrea Canciani <ranma42 at gmail.com
>     <mailto:ranma42 at gmail.com>> wrote:
> 
>         On Wed, Jul 28, 2010 at 8:09 AM, Kayven Riese <kayvey at gmail.com
>         <mailto:kayvey at gmail.com>> wrote:
>         > Hi, I have attached four files (oops five--see below) so that
>         if somebody
>         > has a UNIX command line hopefully you just save them and do
>         "make stub" and
>         > you can run my code. For compatibility here is my CentOS uname:
>         > [root at localhost ~]# uname -a
>         > Linux localhost 2.6.18-194.8.1.el5 #1 SMP Thu Jul 1 19:04:48
>         EDT 2010 x86_64
>         > x86_64 x86_64 GNU/Linux
>         > [root at localhost ~]#
>         >
>         > My goal is to create a "cellgam.png" but to have more control
>         over the
>         > font.  I want to stretch it vertically.  In the example, I
>         think I ran the
>         > program with the command
>         >
>         > ./stub 2 2 3 3
>         >
>         > which means that 20% of the proteins are nuclear.  I want the
>         word "Nuclear"
>         > to have an extent that represents 20% of the vertical height
>         of the diagram,
>         > but I want it to still be contained in my "cell" the rounded
>         rectangle I
>         > have drawn.  The rectangle is intended to have a vertical
>         extent propotional
>         > to the first three arguments.
>         >
>         > All that is a ball of wax I can handle.  The only thing I am
>         asking is how
>         > do I control what is happening to my text to transform it
>         vertically within
>         > a box that I chose.  I got the idea for what I am doing from
>         the fifth file
>         > I just attached, "bp_font.jpeg"  I want to be able to stretch
>         the word
>         > "Nuclear" so it is taller, but control the width to be
>         narrower to still fit
>         > inside my cell.
>         You can't do that just by changing the font size. You should use
>         cairo_scale with
>         appropriate arguments (see
>         http://cairographics.org/manual/cairo-transformations.html )
>         Hope this helps
>         Andrea
> 
> 
> 
> 
>     -- 
> 
>     *----------------------------------------------------------*
>       Kayven Riese, BSCS,
>                           MS  (Physiology and Biophysics)
>       (415) 902 5513 cellular
>       http://kayve.net
>       Webmaster http://ChessYoga.org
>     *----------------------------------------------------------*
> 
> 
> 
> 
> 
> 
> -- 
> 
> *----------------------------------------------------------*
>   Kayven Riese, BSCS,
>                       MS  (Physiology and Biophysics)
>   (415) 902 5513 cellular
>   http://kayve.net
>   Webmaster http://ChessYoga.org
> *----------------------------------------------------------*
> 
> 
> 
> 
> 
> --
> cairo mailing list
> cairo at cairographics.org
> http://lists.cairographics.org/mailman/listinfo/cairo