[Mapnik-users] Can't find any fonts, problem only with c++-bindings
Dane Springmeyer
dane at dbsgeo.com
Tue Feb 1 20:23:29 CET 2011
Hi Julius,
The problem is that the mapnik::freetupe_engine::register_font() function needs the full path to a font file.
So, to help with this I recently added to Mapnik trunk, and the 0.7.x development branch, the ability to recursively register all viable fonts within a directory tree.
So, you can either recompile Mapnik 0.7.2 or take a peek at how this function works:
https://trac.mapnik.org/changeset/2026/branches/0.7.2-dev
To grab the 0.7.2 code do:
svn co http://svn.mapnik.org/branches/0.7.2-dev/ mapnik-0.7.2
Dane
On Feb 1, 2011, at 10:00 AM, Julius Ziegler wrote:
> Hi,
>
> I cannot get anything rendered that contains lettering, but only when using the C++-api. An exception get thrown, stating that a font face cannot be found.
>
> In trying to track down the problem, I put together this minimal example (compilable):
>
> // [ snip -------
>
> #include <iostream>
> #include <mapnik/font_engine_freetype.hpp>
>
> using namespace std;
>
> int main ( int argc , char** argv)
> {
> mapnik::freetype_engine::register_font("/usr/share/fonts");
>
> vector<string> face_names = mapnik::freetype_engine::face_names();
> for( vector<string>::iterator it = face_names.begin(); it != face_names.end(); it++ )
> {
> cout << "I know of font face " << *it << "\n";
> }
> }
>
> // ------- snip ]
>
> ...which outputs nothing.
>
> On the other hand, the equivalent python code
>
> # [ snip -----
>
> import mapnik
> for face in mapnik.FontEngine.face_names(): print face
>
> # ----- snip ]
>
> ...outputs a lot of font faces, and I can render maps with lettering alright.
>
> Oh, and mapnik.fontscollectionpath is "/usr/share/fonts", exactly as I tried in the C++-version.
>
> What is the right way to register a "fontscollectionpath" using the C++-API?
>
> Thanks!
>
> Julius
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